diff options
Diffstat (limited to 'src/parse.c')
| -rw-r--r-- | src/parse.c | 952 |
1 files changed, 476 insertions, 476 deletions
diff --git a/src/parse.c b/src/parse.c index 2d7b3a9..18a1064 100644 --- a/src/parse.c +++ b/src/parse.c @@ -108,9 +108,9 @@ enum use_color { }; /** - * Ephemeral state for parsing the command line. + * Command line parser state. */ -struct parser_state { +struct bfs_parser { /** The command line being constructed. */ struct bfs_ctx *ctx; /** The command line arguments being parsed. */ @@ -178,8 +178,8 @@ enum token_type { /** * Print a low-level error message during parsing. */ -static void parse_perror(const struct parser_state *state, const char *str) { - bfs_perror(state->ctx, str); +static void parse_perror(const struct bfs_parser *parser, const char *str) { + bfs_perror(parser->ctx, str); } /** Initialize an empty highlighted range. */ @@ -202,19 +202,19 @@ static void highlight_args(const struct bfs_ctx *ctx, char **argv, size_t argc, * Print an error message during parsing. */ attr(printf(2, 3)) -static void parse_error(const struct parser_state *state, const char *format, ...) { +static void parse_error(const struct bfs_parser *parser, const char *format, ...) { int error = errno; - const struct bfs_ctx *ctx = state->ctx; + const struct bfs_ctx *ctx = parser->ctx; bool highlight[ctx->argc]; init_highlight(ctx, highlight); - highlight_args(ctx, state->argv, 1, highlight); + highlight_args(ctx, parser->argv, 1, highlight); bfs_argv_error(ctx, highlight); va_list args; va_start(args, format); errno = error; - bfs_verror(state->ctx, format, args); + bfs_verror(parser->ctx, format, args); va_end(args); } @@ -222,9 +222,9 @@ static void parse_error(const struct parser_state *state, const char *format, .. * Print an error about some command line arguments. */ attr(printf(4, 5)) -static void parse_argv_error(const struct parser_state *state, char **argv, size_t argc, const char *format, ...) { +static void parse_argv_error(const struct bfs_parser *parser, char **argv, size_t argc, const char *format, ...) { int error = errno; - const struct bfs_ctx *ctx = state->ctx; + const struct bfs_ctx *ctx = parser->ctx; bool highlight[ctx->argc]; init_highlight(ctx, highlight); @@ -242,9 +242,9 @@ static void parse_argv_error(const struct parser_state *state, char **argv, size * Print an error about conflicting command line arguments. */ attr(printf(6, 7)) -static void parse_conflict_error(const struct parser_state *state, char **argv1, size_t argc1, char **argv2, size_t argc2, const char *format, ...) { +static void parse_conflict_error(const struct bfs_parser *parser, char **argv1, size_t argc1, char **argv2, size_t argc2, const char *format, ...) { int error = errno; - const struct bfs_ctx *ctx = state->ctx; + const struct bfs_ctx *ctx = parser->ctx; bool highlight[ctx->argc]; init_highlight(ctx, highlight); @@ -263,9 +263,9 @@ static void parse_conflict_error(const struct parser_state *state, char **argv1, * Print an error about an expression. */ attr(printf(3, 4)) -static void parse_expr_error(const struct parser_state *state, const struct bfs_expr *expr, const char *format, ...) { +static void parse_expr_error(const struct bfs_parser *parser, const struct bfs_expr *expr, const char *format, ...) { int error = errno; - const struct bfs_ctx *ctx = state->ctx; + const struct bfs_ctx *ctx = parser->ctx; bfs_expr_error(ctx, expr); @@ -280,13 +280,13 @@ static void parse_expr_error(const struct parser_state *state, const struct bfs_ * Print a warning message during parsing. */ attr(printf(2, 3)) -static bool parse_warning(const struct parser_state *state, const char *format, ...) { +static bool parse_warning(const struct bfs_parser *parser, const char *format, ...) { int error = errno; - const struct bfs_ctx *ctx = state->ctx; + const struct bfs_ctx *ctx = parser->ctx; bool highlight[ctx->argc]; init_highlight(ctx, highlight); - highlight_args(ctx, state->argv, 1, highlight); + highlight_args(ctx, parser->argv, 1, highlight); if (!bfs_argv_warning(ctx, highlight)) { return false; } @@ -294,7 +294,7 @@ static bool parse_warning(const struct parser_state *state, const char *format, va_list args; va_start(args, format); errno = error; - bool ret = bfs_vwarning(state->ctx, format, args); + bool ret = bfs_vwarning(parser->ctx, format, args); va_end(args); return ret; } @@ -303,9 +303,9 @@ static bool parse_warning(const struct parser_state *state, const char *format, * Print a warning about conflicting command line arguments. */ attr(printf(6, 7)) -static bool parse_conflict_warning(const struct parser_state *state, char **argv1, size_t argc1, char **argv2, size_t argc2, const char *format, ...) { +static bool parse_conflict_warning(const struct bfs_parser *parser, char **argv1, size_t argc1, char **argv2, size_t argc2, const char *format, ...) { int error = errno; - const struct bfs_ctx *ctx = state->ctx; + const struct bfs_ctx *ctx = parser->ctx; bool highlight[ctx->argc]; init_highlight(ctx, highlight); @@ -327,9 +327,9 @@ static bool parse_conflict_warning(const struct parser_state *state, char **argv * Print a warning about an expression. */ attr(printf(3, 4)) -static bool parse_expr_warning(const struct parser_state *state, const struct bfs_expr *expr, const char *format, ...) { +static bool parse_expr_warning(const struct bfs_parser *parser, const struct bfs_expr *expr, const char *format, ...) { int error = errno; - const struct bfs_ctx *ctx = state->ctx; + const struct bfs_ctx *ctx = parser->ctx; if (!bfs_expr_warning(ctx, expr)) { return false; @@ -346,16 +346,16 @@ static bool parse_expr_warning(const struct parser_state *state, const struct bf /** * Fill in a "-print"-type expression. */ -static void init_print_expr(struct parser_state *state, struct bfs_expr *expr) { - expr->cfile = state->ctx->cout; +static void init_print_expr(struct bfs_parser *parser, struct bfs_expr *expr) { + expr->cfile = parser->ctx->cout; expr->path = NULL; } /** * Open a file for an expression. */ -static int expr_open(struct parser_state *state, struct bfs_expr *expr, const char *path) { - struct bfs_ctx *ctx = state->ctx; +static int expr_open(struct bfs_parser *parser, struct bfs_expr *expr, const char *path) { + struct bfs_ctx *ctx = parser->ctx; FILE *file = NULL; CFILE *cfile = NULL; @@ -365,7 +365,7 @@ static int expr_open(struct parser_state *state, struct bfs_expr *expr, const ch goto fail; } - cfile = cfwrap(file, state->use_color ? ctx->colors : NULL, true); + cfile = cfwrap(file, parser->use_color ? ctx->colors : NULL, true); if (!cfile) { goto fail; } @@ -384,7 +384,7 @@ static int expr_open(struct parser_state *state, struct bfs_expr *expr, const ch return 0; fail: - parse_expr_error(state, expr, "%m.\n"); + parse_expr_error(parser, expr, "%m.\n"); if (cfile) { cfclose(cfile); } else if (file) { @@ -396,15 +396,15 @@ fail: /** * Invoke bfs_stat() on an argument. */ -static int stat_arg(const struct parser_state *state, char **arg, struct bfs_stat *sb) { - const struct bfs_ctx *ctx = state->ctx; +static int stat_arg(const struct bfs_parser *parser, char **arg, struct bfs_stat *sb) { + const struct bfs_ctx *ctx = parser->ctx; bool follow = ctx->flags & (BFTW_FOLLOW_ROOTS | BFTW_FOLLOW_ALL); enum bfs_stat_flags flags = follow ? BFS_STAT_TRYFOLLOW : BFS_STAT_NOFOLLOW; int ret = bfs_stat(AT_FDCWD, *arg, flags, sb); if (ret != 0) { - parse_argv_error(state, arg, 1, "%m.\n"); + parse_argv_error(parser, arg, 1, "%m.\n"); } return ret; } @@ -412,53 +412,53 @@ static int stat_arg(const struct parser_state *state, char **arg, struct bfs_sta /** * Parse the expression specified on the command line. */ -static struct bfs_expr *parse_expr(struct parser_state *state); +static struct bfs_expr *parse_expr(struct bfs_parser *parser); /** * Advance by a single token. */ -static char **parser_advance(struct parser_state *state, enum token_type type, size_t argc) { +static char **parser_advance(struct bfs_parser *parser, enum token_type type, size_t argc) { if (type != T_FLAG && type != T_PATH) { - state->expr_started = true; + parser->expr_started = true; } if (type != T_PATH) { - state->last_arg = state->argv; + parser->last_arg = parser->argv; } - char **argv = state->argv; - state->argv += argc; + char **argv = parser->argv; + parser->argv += argc; return argv; } /** * Parse a root path. */ -static int parse_root(struct parser_state *state, const char *path) { - struct bfs_ctx *ctx = state->ctx; +static int parse_root(struct bfs_parser *parser, const char *path) { + struct bfs_ctx *ctx = parser->ctx; const char **root = RESERVE(const char *, &ctx->paths, &ctx->npaths); if (!root) { - parse_perror(state, "RESERVE()"); + parse_perror(parser, "RESERVE()"); return -1; } *root = strdup(path); if (!*root) { --ctx->npaths; - parse_perror(state, "strdup()"); + parse_perror(parser, "strdup()"); return -1; } - state->implicit_root = false; + parser->implicit_root = false; return 0; } /** * While parsing an expression, skip any paths and add them to ctx->paths. */ -static int skip_paths(struct parser_state *state) { +static int skip_paths(struct bfs_parser *parser) { while (true) { - const char *arg = state->argv[0]; + const char *arg = parser->argv[0]; if (!arg) { return 0; } @@ -468,7 +468,7 @@ static int skip_paths(struct parser_state *state) { // find uses -- to separate flags from the rest // of the command line. We allow mixing flags // and paths/predicates, so we just ignore --. - parser_advance(state, T_FLAG, 1); + parser_advance(parser, T_FLAG, 1); continue; } if (strcmp(arg, "-") != 0) { @@ -483,7 +483,7 @@ static int skip_paths(struct parser_state *state) { return 0; } - if (state->expr_started) { + if (parser->expr_started) { // By POSIX, these can be paths. We only treat them as // such at the beginning of the command line. if (strcmp(arg, ")") == 0 || strcmp(arg, ",") == 0) { @@ -491,16 +491,16 @@ static int skip_paths(struct parser_state *state) { } } - if (state->excluding) { - parse_warning(state, "This path will not be excluded. Use a test like ${blu}-name${rs} or ${blu}-path${rs}\n"); - bfs_warning(state->ctx, "within ${red}-exclude${rs} to exclude matching files.\n\n"); + if (parser->excluding) { + parse_warning(parser, "This path will not be excluded. Use a test like ${blu}-name${rs} or ${blu}-path${rs}\n"); + bfs_warning(parser->ctx, "within ${red}-exclude${rs} to exclude matching files.\n\n"); } - if (parse_root(state, arg) != 0) { + if (parse_root(parser, arg) != 0) { return -1; } - parser_advance(state, T_PATH, 1); + parser_advance(parser, T_PATH, 1); } } @@ -519,7 +519,7 @@ enum int_flags { /** * Parse an integer. */ -static const char *parse_int(const struct parser_state *state, char **arg, const char *str, void *result, enum int_flags flags) { +static const char *parse_int(const struct bfs_parser *parser, char **arg, const char *str, void *result, enum int_flags flags) { // strtoll() skips leading spaces, but we want to reject them if (xisspace(str[0])) { goto bad; @@ -584,19 +584,19 @@ static const char *parse_int(const struct parser_state *state, char **arg, const bad: if (!(flags & IF_QUIET)) { - parse_argv_error(state, arg, 1, "${bld}%pq${rs} is not a valid integer.\n", str); + parse_argv_error(parser, arg, 1, "${bld}%pq${rs} is not a valid integer.\n", str); } return NULL; negative: if (!(flags & IF_QUIET)) { - parse_argv_error(state, arg, 1, "Negative integer ${bld}%pq${rs} is not allowed here.\n", str); + parse_argv_error(parser, arg, 1, "Negative integer ${bld}%pq${rs} is not allowed here.\n", str); } return NULL; range: if (!(flags & IF_QUIET)) { - parse_argv_error(state, arg, 1, "${bld}%pq${rs} is too large an integer.\n", str); + parse_argv_error(parser, arg, 1, "${bld}%pq${rs} is too large an integer.\n", str); } return NULL; } @@ -604,7 +604,7 @@ range: /** * Parse an integer and a comparison flag. */ -static const char *parse_icmp(const struct parser_state *state, struct bfs_expr *expr, enum int_flags flags) { +static const char *parse_icmp(const struct bfs_parser *parser, struct bfs_expr *expr, enum int_flags flags) { char **arg = &expr->argv[1]; const char *str = *arg; switch (str[0]) { @@ -621,7 +621,7 @@ static const char *parse_icmp(const struct parser_state *state, struct bfs_expr break; } - return parse_int(state, arg, str, &expr->num, flags | IF_LONG_LONG | IF_UNSIGNED); + return parse_int(parser, arg, str, &expr->num, flags | IF_LONG_LONG | IF_UNSIGNED); } /** @@ -643,103 +643,103 @@ static bool looks_like_icmp(const char *str) { /** * Parse a single flag. */ -static struct bfs_expr *parse_flag(struct parser_state *state, size_t argc) { - char **argv = parser_advance(state, T_FLAG, argc); +static struct bfs_expr *parse_flag(struct bfs_parser *parser, size_t argc) { + char **argv = parser_advance(parser, T_FLAG, argc); return bfs_expr_new(eval_true, argc, argv); } /** * Parse a flag that doesn't take a value. */ -static struct bfs_expr *parse_nullary_flag(struct parser_state *state) { - return parse_flag(state, 1); +static struct bfs_expr *parse_nullary_flag(struct bfs_parser *parser) { + return parse_flag(parser, 1); } /** * Parse a flag that takes a value. */ -static struct bfs_expr *parse_unary_flag(struct parser_state *state) { - const char *arg = state->argv[0]; - const char *value = state->argv[1]; +static struct bfs_expr *parse_unary_flag(struct bfs_parser *parser) { + const char *arg = parser->argv[0]; + const char *value = parser->argv[1]; if (!value) { - parse_error(state, "${cyn}%s${rs} needs a value.\n", arg); + parse_error(parser, "${cyn}%s${rs} needs a value.\n", arg); return NULL; } - return parse_flag(state, 2); + return parse_flag(parser, 2); } /** * Parse a single option. */ -static struct bfs_expr *parse_option(struct parser_state *state, size_t argc) { - char **argv = parser_advance(state, T_OPTION, argc); +static struct bfs_expr *parse_option(struct bfs_parser *parser, size_t argc) { + char **argv = parser_advance(parser, T_OPTION, argc); return bfs_expr_new(eval_true, argc, argv); } /** * Parse an option that doesn't take a value. */ -static struct bfs_expr *parse_nullary_option(struct parser_state *state) { - return parse_option(state, 1); +static struct bfs_expr *parse_nullary_option(struct bfs_parser *parser) { + return parse_option(parser, 1); } /** * Parse an option that takes a value. */ -static struct bfs_expr *parse_unary_option(struct parser_state *state) { - const char *arg = state->argv[0]; - const char *value = state->argv[1]; +static struct bfs_expr *parse_unary_option(struct bfs_parser *parser) { + const char *arg = parser->argv[0]; + const char *value = parser->argv[1]; if (!value) { - parse_error(state, "${blu}%s${rs} needs a value.\n", arg); + parse_error(parser, "${blu}%s${rs} needs a value.\n", arg); return NULL; } - return parse_option(state, 2); + return parse_option(parser, 2); } /** * Parse a single test. */ -static struct bfs_expr *parse_test(struct parser_state *state, bfs_eval_fn *eval_fn, size_t argc) { - char **argv = parser_advance(state, T_TEST, argc); +static struct bfs_expr *parse_test(struct bfs_parser *parser, bfs_eval_fn *eval_fn, size_t argc) { + char **argv = parser_advance(parser, T_TEST, argc); return bfs_expr_new(eval_fn, argc, argv); } /** * Parse a test that doesn't take a value. */ -static struct bfs_expr *parse_nullary_test(struct parser_state *state, bfs_eval_fn *eval_fn) { - return parse_test(state, eval_fn, 1); +static struct bfs_expr *parse_nullary_test(struct bfs_parser *parser, bfs_eval_fn *eval_fn) { + return parse_test(parser, eval_fn, 1); } /** * Parse a test that takes a value. */ -static struct bfs_expr *parse_unary_test(struct parser_state *state, bfs_eval_fn *eval_fn) { - const char *arg = state->argv[0]; - const char *value = state->argv[1]; +static struct bfs_expr *parse_unary_test(struct bfs_parser *parser, bfs_eval_fn *eval_fn) { + const char *arg = parser->argv[0]; + const char *value = parser->argv[1]; if (!value) { - parse_error(state, "${blu}%s${rs} needs a value.\n", arg); + parse_error(parser, "${blu}%s${rs} needs a value.\n", arg); return NULL; } - return parse_test(state, eval_fn, 2); + return parse_test(parser, eval_fn, 2); } /** * Parse a single action. */ -static struct bfs_expr *parse_action(struct parser_state *state, bfs_eval_fn *eval_fn, size_t argc) { - char **argv = parser_advance(state, T_ACTION, argc); +static struct bfs_expr *parse_action(struct bfs_parser *parser, bfs_eval_fn *eval_fn, size_t argc) { + char **argv = parser_advance(parser, T_ACTION, argc); - if (state->excluding) { - parse_argv_error(state, argv, argc, "This action is not supported within ${red}-exclude${rs}.\n"); + if (parser->excluding) { + parse_argv_error(parser, argv, argc, "This action is not supported within ${red}-exclude${rs}.\n"); return NULL; } if (eval_fn != eval_prune && eval_fn != eval_quit) { - state->implicit_print = false; + parser->implicit_print = false; } return bfs_expr_new(eval_fn, argc, argv); @@ -748,29 +748,29 @@ static struct bfs_expr *parse_action(struct parser_state *state, bfs_eval_fn *ev /** * Parse an action that takes no arguments. */ -static struct bfs_expr *parse_nullary_action(struct parser_state *state, bfs_eval_fn *eval_fn) { - return parse_action(state, eval_fn, 1); +static struct bfs_expr *parse_nullary_action(struct bfs_parser *parser, bfs_eval_fn *eval_fn) { + return parse_action(parser, eval_fn, 1); } /** * Parse an action that takes one argument. */ -static struct bfs_expr *parse_unary_action(struct parser_state *state, bfs_eval_fn *eval_fn) { - const char *arg = state->argv[0]; - const char *value = state->argv[1]; +static struct bfs_expr *parse_unary_action(struct bfs_parser *parser, bfs_eval_fn *eval_fn) { + const char *arg = parser->argv[0]; + const char *value = parser->argv[1]; if (!value) { - parse_error(state, "${blu}%s${rs} needs a value.\n", arg); + parse_error(parser, "${blu}%s${rs} needs a value.\n", arg); return NULL; } - return parse_action(state, eval_fn, 2); + return parse_action(parser, eval_fn, 2); } /** * Add an expression to the exclusions. */ -static int parse_exclude(struct parser_state *state, struct bfs_expr *expr) { - struct bfs_ctx *ctx = state->ctx; +static int parse_exclude(struct bfs_parser *parser, struct bfs_expr *expr) { + struct bfs_ctx *ctx = parser->ctx; ctx->exclude = new_binary_expr(eval_or, ctx->exclude, expr, &fake_or_arg); if (ctx->exclude) { return 0; @@ -782,13 +782,13 @@ static int parse_exclude(struct parser_state *state, struct bfs_expr *expr) { /** * Parse a test expression with integer data and a comparison flag. */ -static struct bfs_expr *parse_test_icmp(struct parser_state *state, bfs_eval_fn *eval_fn) { - struct bfs_expr *expr = parse_unary_test(state, eval_fn); +static struct bfs_expr *parse_test_icmp(struct bfs_parser *parser, bfs_eval_fn *eval_fn) { + struct bfs_expr *expr = parse_unary_test(parser, eval_fn); if (!expr) { return NULL; } - if (!parse_icmp(state, expr, 0)) { + if (!parse_icmp(parser, expr, 0)) { bfs_expr_free(expr); return NULL; } @@ -825,10 +825,10 @@ static bool parse_debug_flag(const char *flag, size_t len, const char *expected) /** * Parse -D FLAG. */ -static struct bfs_expr *parse_debug(struct parser_state *state, int arg1, int arg2) { - struct bfs_ctx *ctx = state->ctx; +static struct bfs_expr *parse_debug(struct bfs_parser *parser, int arg1, int arg2) { + struct bfs_ctx *ctx = parser->ctx; - struct bfs_expr *expr = parse_unary_flag(state); + struct bfs_expr *expr = parse_unary_flag(parser); if (!expr) { cfprintf(ctx->cerr, "\n"); debug_help(ctx->cerr); @@ -847,7 +847,7 @@ static struct bfs_expr *parse_debug(struct parser_state *state, int arg1, int ar if (parse_debug_flag(flag, len, "help")) { debug_help(ctx->cout); - state->just_info = true; + parser->just_info = true; bfs_expr_free(expr); return NULL; } else if (parse_debug_flag(flag, len, "all")) { @@ -866,7 +866,7 @@ static struct bfs_expr *parse_debug(struct parser_state *state, int arg1, int ar if (DEBUG_ALL & i) { ctx->debug |= i; } else { - if (parse_expr_warning(state, expr, "Unrecognized debug flag ${bld}")) { + if (parse_expr_warning(parser, expr, "Unrecognized debug flag ${bld}")) { fwrite(flag, 1, len, stderr); cfprintf(ctx->cerr, "${rs}.\n\n"); unrecognized = true; @@ -885,23 +885,23 @@ static struct bfs_expr *parse_debug(struct parser_state *state, int arg1, int ar /** * Parse -On. */ -static struct bfs_expr *parse_optlevel(struct parser_state *state, int arg1, int arg2) { - struct bfs_expr *expr = parse_nullary_flag(state); +static struct bfs_expr *parse_optlevel(struct bfs_parser *parser, int arg1, int arg2) { + struct bfs_expr *expr = parse_nullary_flag(parser); if (!expr) { return NULL; } - int *optlevel = &state->ctx->optlevel; + int *optlevel = &parser->ctx->optlevel; if (strcmp(expr->argv[0], "-Ofast") == 0) { *optlevel = 4; - } else if (!parse_int(state, expr->argv, expr->argv[0] + 2, optlevel, IF_INT | IF_UNSIGNED)) { + } else if (!parse_int(parser, expr->argv, expr->argv[0] + 2, optlevel, IF_INT | IF_UNSIGNED)) { bfs_expr_free(expr); return NULL; } if (*optlevel > 4) { - parse_expr_warning(state, expr, "${cyn}-O${bld}%s${rs} is the same as ${cyn}-O${bld}4${rs}.\n\n", expr->argv[0] + 2); + parse_expr_warning(parser, expr, "${cyn}-O${bld}%s${rs} is the same as ${cyn}-O${bld}4${rs}.\n\n", expr->argv[0] + 2); } return expr; @@ -910,30 +910,30 @@ static struct bfs_expr *parse_optlevel(struct parser_state *state, int arg1, int /** * Parse -[PHL], -follow. */ -static struct bfs_expr *parse_follow(struct parser_state *state, int flags, int option) { - struct bfs_ctx *ctx = state->ctx; +static struct bfs_expr *parse_follow(struct bfs_parser *parser, int flags, int option) { + struct bfs_ctx *ctx = parser->ctx; ctx->flags &= ~(BFTW_FOLLOW_ROOTS | BFTW_FOLLOW_ALL); ctx->flags |= flags; if (option) { - return parse_nullary_option(state); + return parse_nullary_option(parser); } else { - return parse_nullary_flag(state); + return parse_nullary_flag(parser); } } /** * Parse -X. */ -static struct bfs_expr *parse_xargs_safe(struct parser_state *state, int arg1, int arg2) { - state->ctx->xargs_safe = true; - return parse_nullary_flag(state); +static struct bfs_expr *parse_xargs_safe(struct bfs_parser *parser, int arg1, int arg2) { + parser->ctx->xargs_safe = true; + return parse_nullary_flag(parser); } /** * Parse -executable, -readable, -writable */ -static struct bfs_expr *parse_access(struct parser_state *state, int flag, int arg2) { - struct bfs_expr *expr = parse_nullary_test(state, eval_access); +static struct bfs_expr *parse_access(struct bfs_parser *parser, int flag, int arg2) { + struct bfs_expr *expr = parse_nullary_test(parser, eval_access); if (expr) { expr->num = flag; } @@ -943,11 +943,11 @@ static struct bfs_expr *parse_access(struct parser_state *state, int flag, int a /** * Parse -acl. */ -static struct bfs_expr *parse_acl(struct parser_state *state, int flag, int arg2) { +static struct bfs_expr *parse_acl(struct bfs_parser *parser, int flag, int arg2) { #if BFS_CAN_CHECK_ACL - return parse_nullary_test(state, eval_acl); + return parse_nullary_test(parser, eval_acl); #else - parse_error(state, "Missing platform support.\n"); + parse_error(parser, "Missing platform support.\n"); return NULL; #endif } @@ -955,14 +955,14 @@ static struct bfs_expr *parse_acl(struct parser_state *state, int flag, int arg2 /** * Parse -[aBcm]?newer. */ -static struct bfs_expr *parse_newer(struct parser_state *state, int field, int arg2) { - struct bfs_expr *expr = parse_unary_test(state, eval_newer); +static struct bfs_expr *parse_newer(struct bfs_parser *parser, int field, int arg2) { + struct bfs_expr *expr = parse_unary_test(parser, eval_newer); if (!expr) { return NULL; } struct bfs_stat sb; - if (stat_arg(state, &expr->argv[1], &sb) != 0) { + if (stat_arg(parser, &expr->argv[1], &sb) != 0) { goto fail; } @@ -978,13 +978,13 @@ fail: /** * Parse -[aBcm]min. */ -static struct bfs_expr *parse_min(struct parser_state *state, int field, int arg2) { - struct bfs_expr *expr = parse_test_icmp(state, eval_time); +static struct bfs_expr *parse_min(struct bfs_parser *parser, int field, int arg2) { + struct bfs_expr *expr = parse_test_icmp(parser, eval_time); if (!expr) { return NULL; } - expr->reftime = state->now; + expr->reftime = parser->now; expr->stat_field = field; expr->time_unit = BFS_MINUTES; return expr; @@ -993,16 +993,16 @@ static struct bfs_expr *parse_min(struct parser_state *state, int field, int arg /** * Parse -[aBcm]time. */ -static struct bfs_expr *parse_time(struct parser_state *state, int field, int arg2) { - struct bfs_expr *expr = parse_unary_test(state, eval_time); +static struct bfs_expr *parse_time(struct bfs_parser *parser, int field, int arg2) { + struct bfs_expr *expr = parse_unary_test(parser, eval_time); if (!expr) { return NULL; } - expr->reftime = state->now; + expr->reftime = parser->now; expr->stat_field = field; - const char *tail = parse_icmp(state, expr, IF_PARTIAL_OK); + const char *tail = parse_icmp(parser, expr, IF_PARTIAL_OK); if (!tail) { goto fail; } @@ -1032,7 +1032,7 @@ static struct bfs_expr *parse_time(struct parser_state *state, int field, int ar case 's': break; default: - parse_expr_error(state, expr, "Unknown time unit ${bld}%c${rs}.\n", *tail); + parse_expr_error(parser, expr, "Unknown time unit ${bld}%c${rs}.\n", *tail); goto fail; } @@ -1042,12 +1042,12 @@ static struct bfs_expr *parse_time(struct parser_state *state, int field, int ar break; } - tail = parse_int(state, &expr->argv[1], tail, &time, IF_PARTIAL_OK | IF_LONG_LONG | IF_UNSIGNED); + tail = parse_int(parser, &expr->argv[1], tail, &time, IF_PARTIAL_OK | IF_LONG_LONG | IF_UNSIGNED); if (!tail) { goto fail; } if (!*tail) { - parse_expr_error(state, expr, "Missing time unit.\n"); + parse_expr_error(parser, expr, "Missing time unit.\n"); goto fail; } } @@ -1063,11 +1063,11 @@ fail: /** * Parse -capable. */ -static struct bfs_expr *parse_capable(struct parser_state *state, int flag, int arg2) { +static struct bfs_expr *parse_capable(struct bfs_parser *parser, int flag, int arg2) { #if BFS_CAN_CHECK_CAPABILITIES - return parse_nullary_test(state, eval_capable); + return parse_nullary_test(parser, eval_capable); #else - parse_error(state, "Missing platform support.\n"); + parse_error(parser, "Missing platform support.\n"); return NULL; #endif } @@ -1075,27 +1075,27 @@ static struct bfs_expr *parse_capable(struct parser_state *state, int flag, int /** * Parse -(no)?color. */ -static struct bfs_expr *parse_color(struct parser_state *state, int color, int arg2) { - struct bfs_expr *expr = parse_nullary_option(state); +static struct bfs_expr *parse_color(struct bfs_parser *parser, int color, int arg2) { + struct bfs_expr *expr = parse_nullary_option(parser); if (!expr) { return NULL; } - struct bfs_ctx *ctx = state->ctx; + struct bfs_ctx *ctx = parser->ctx; struct colors *colors = ctx->colors; if (color) { if (!colors) { - parse_expr_error(state, expr, "Error parsing $$LS_COLORS: %s.\n", xstrerror(ctx->colors_error)); + parse_expr_error(parser, expr, "Error parsing $$LS_COLORS: %s.\n", xstrerror(ctx->colors_error)); bfs_expr_free(expr); return NULL; } - state->use_color = COLOR_ALWAYS; + parser->use_color = COLOR_ALWAYS; ctx->cout->colors = colors; ctx->cerr->colors = colors; } else { - state->use_color = COLOR_NEVER; + parser->use_color = COLOR_NEVER; ctx->cout->colors = NULL; ctx->cerr->colors = NULL; } @@ -1106,21 +1106,21 @@ static struct bfs_expr *parse_color(struct parser_state *state, int color, int a /** * Parse -{false,true}. */ -static struct bfs_expr *parse_const(struct parser_state *state, int value, int arg2) { - return parse_nullary_test(state, value ? eval_true : eval_false); +static struct bfs_expr *parse_const(struct bfs_parser *parser, int value, int arg2) { + return parse_nullary_test(parser, value ? eval_true : eval_false); } /** * Parse -daystart. */ -static struct bfs_expr *parse_daystart(struct parser_state *state, int arg1, int arg2) { +static struct bfs_expr *parse_daystart(struct bfs_parser *parser, int arg1, int arg2) { struct tm tm; - if (xlocaltime(&state->now.tv_sec, &tm) != 0) { - parse_perror(state, "xlocaltime()"); + if (xlocaltime(&parser->now.tv_sec, &tm) != 0) { + parse_perror(parser, "xlocaltime()"); return NULL; } - if (tm.tm_hour || tm.tm_min || tm.tm_sec || state->now.tv_nsec) { + if (tm.tm_hour || tm.tm_min || tm.tm_sec || parser->now.tv_nsec) { ++tm.tm_mday; } tm.tm_hour = 0; @@ -1129,59 +1129,59 @@ static struct bfs_expr *parse_daystart(struct parser_state *state, int arg1, int time_t time; if (xmktime(&tm, &time) != 0) { - parse_perror(state, "xmktime()"); + parse_perror(parser, "xmktime()"); return NULL; } - state->now.tv_sec = time; - state->now.tv_nsec = 0; + parser->now.tv_sec = time; + parser->now.tv_nsec = 0; - return parse_nullary_option(state); + return parse_nullary_option(parser); } /** * Parse -delete. */ -static struct bfs_expr *parse_delete(struct parser_state *state, int arg1, int arg2) { - state->ctx->flags |= BFTW_POST_ORDER; - state->depth_arg = state->argv; - return parse_nullary_action(state, eval_delete); +static struct bfs_expr *parse_delete(struct bfs_parser *parser, int arg1, int arg2) { + parser->ctx->flags |= BFTW_POST_ORDER; + parser->depth_arg = parser->argv; + return parse_nullary_action(parser, eval_delete); } /** * Parse -d. */ -static struct bfs_expr *parse_depth(struct parser_state *state, int arg1, int arg2) { - state->ctx->flags |= BFTW_POST_ORDER; - state->depth_arg = state->argv; - return parse_nullary_flag(state); +static struct bfs_expr *parse_depth(struct bfs_parser *parser, int arg1, int arg2) { + parser->ctx->flags |= BFTW_POST_ORDER; + parser->depth_arg = parser->argv; + return parse_nullary_flag(parser); } /** * Parse -depth [N]. */ -static struct bfs_expr *parse_depth_n(struct parser_state *state, int arg1, int arg2) { - const char *arg = state->argv[1]; +static struct bfs_expr *parse_depth_n(struct bfs_parser *parser, int arg1, int arg2) { + const char *arg = parser->argv[1]; if (arg && looks_like_icmp(arg)) { - return parse_test_icmp(state, eval_depth); + return parse_test_icmp(parser, eval_depth); } else { - return parse_depth(state, arg1, arg2); + return parse_depth(parser, arg1, arg2); } } /** * Parse -{min,max}depth N. */ -static struct bfs_expr *parse_depth_limit(struct parser_state *state, int is_min, int arg2) { - struct bfs_expr *expr = parse_unary_option(state); +static struct bfs_expr *parse_depth_limit(struct bfs_parser *parser, int is_min, int arg2) { + struct bfs_expr *expr = parse_unary_option(parser); if (!expr) { return NULL; } - struct bfs_ctx *ctx = state->ctx; + struct bfs_ctx *ctx = parser->ctx; int *depth = is_min ? &ctx->mindepth : &ctx->maxdepth; char **arg = &expr->argv[1]; - if (!parse_int(state, arg, *arg, depth, IF_INT | IF_UNSIGNED)) { + if (!parse_int(parser, arg, *arg, depth, IF_INT | IF_UNSIGNED)) { bfs_expr_free(expr); return NULL; } @@ -1192,8 +1192,8 @@ static struct bfs_expr *parse_depth_limit(struct parser_state *state, int is_min /** * Parse -empty. */ -static struct bfs_expr *parse_empty(struct parser_state *state, int arg1, int arg2) { - struct bfs_expr *expr = parse_nullary_test(state, eval_empty); +static struct bfs_expr *parse_empty(struct bfs_parser *parser, int arg1, int arg2) { + struct bfs_expr *expr = parse_nullary_test(parser, eval_empty); if (expr) { // For opendir() expr->ephemeral_fds = 1; @@ -1204,13 +1204,13 @@ static struct bfs_expr *parse_empty(struct parser_state *state, int arg1, int ar /** * Parse -exec(dir)?/-ok(dir)?. */ -static struct bfs_expr *parse_exec(struct parser_state *state, int flags, int arg2) { - struct bfs_exec *execbuf = bfs_exec_parse(state->ctx, state->argv, flags); +static struct bfs_expr *parse_exec(struct bfs_parser *parser, int flags, int arg2) { + struct bfs_exec *execbuf = bfs_exec_parse(parser->ctx, parser->argv, flags); if (!execbuf) { return NULL; } - struct bfs_expr *expr = parse_action(state, eval_exec, execbuf->tmpl_argc + 2); + struct bfs_expr *expr = parse_action(parser, eval_exec, execbuf->tmpl_argc + 2); if (!expr) { bfs_exec_free(execbuf); return NULL; @@ -1229,11 +1229,11 @@ static struct bfs_expr *parse_exec(struct parser_state *state, int flags, int ar size_t len = strcspn(path, ":"); char *comp = strndup(path, len); if (comp) { - parse_expr_error(state, expr, + parse_expr_error(parser, expr, "This action would be unsafe, since ${bld}$$PATH${rs} contains the relative path ${bld}%pq${rs}\n", comp); free(comp); } else { - parse_perror(state, "strndup()"); + parse_perror(parser, "strndup()"); } goto fail; } @@ -1253,7 +1253,7 @@ static struct bfs_expr *parse_exec(struct parser_state *state, int flags, int ar } if (execbuf->flags & BFS_EXEC_CONFIRM) { - state->ok_expr = expr; + parser->ok_expr = expr; } return expr; @@ -1266,16 +1266,16 @@ fail: /** * Parse -exit [STATUS]. */ -static struct bfs_expr *parse_exit(struct parser_state *state, int arg1, int arg2) { +static struct bfs_expr *parse_exit(struct bfs_parser *parser, int arg1, int arg2) { size_t argc = 1; - const char *value = state->argv[1]; + const char *value = parser->argv[1]; int status = EXIT_SUCCESS; - if (value && parse_int(state, NULL, value, &status, IF_INT | IF_UNSIGNED | IF_QUIET)) { + if (value && parse_int(parser, NULL, value, &status, IF_INT | IF_UNSIGNED | IF_QUIET)) { argc = 2; } - struct bfs_expr *expr = parse_action(state, eval_exit, argc); + struct bfs_expr *expr = parse_action(parser, eval_exit, argc); if (expr) { expr->num = status; } @@ -1285,13 +1285,13 @@ static struct bfs_expr *parse_exit(struct parser_state *state, int arg1, int arg /** * Parse -f PATH. */ -static struct bfs_expr *parse_f(struct parser_state *state, int arg1, int arg2) { - struct bfs_expr *expr = parse_unary_flag(state); +static struct bfs_expr *parse_f(struct bfs_parser *parser, int arg1, int arg2) { + struct bfs_expr *expr = parse_unary_flag(parser); if (!expr) { return NULL; } - if (parse_root(state, expr->argv[1]) != 0) { + if (parse_root(parser, expr->argv[1]) != 0) { bfs_expr_free(expr); return NULL; } @@ -1302,8 +1302,8 @@ static struct bfs_expr *parse_f(struct parser_state *state, int arg1, int arg2) /** * Parse -files0-from PATH. */ -static struct bfs_expr *parse_files0_from(struct parser_state *state, int arg1, int arg2) { - struct bfs_expr *expr = parse_unary_option(state); +static struct bfs_expr *parse_files0_from(struct bfs_parser *parser, int arg1, int arg2) { + struct bfs_expr *expr = parse_unary_option(parser); if (!expr) { return NULL; } @@ -1317,7 +1317,7 @@ static struct bfs_expr *parse_files0_from(struct parser_state *state, int arg1, file = xfopen(from, O_RDONLY | O_CLOEXEC); } if (!file) { - parse_expr_error(state, expr, "%m.\n"); + parse_expr_error(parser, expr, "%m.\n"); goto fail; } @@ -1331,7 +1331,7 @@ static struct bfs_expr *parse_files0_from(struct parser_state *state, int arg1, } } - int ret = parse_root(state, path); + int ret = parse_root(parser, path); free(path); if (ret != 0) { goto fail; @@ -1339,12 +1339,12 @@ static struct bfs_expr *parse_files0_from(struct parser_state *state, int arg1, } if (file == stdin) { - state->files0_stdin_arg = expr->argv; + parser->files0_stdin_arg = expr->argv; } else { fclose(file); } - state->implicit_root = false; + parser->implicit_root = false; return expr; fail: @@ -1358,8 +1358,8 @@ fail: /** * Parse -flags FLAGS. */ -static struct bfs_expr *parse_flags(struct parser_state *state, int arg1, int arg2) { - struct bfs_expr *expr = parse_unary_test(state, eval_flags); +static struct bfs_expr *parse_flags(struct bfs_parser *parser, int arg1, int arg2) { + struct bfs_expr *expr = parse_unary_test(parser, eval_flags); if (!expr) { return NULL; } @@ -1381,9 +1381,9 @@ static struct bfs_expr *parse_flags(struct parser_state *state, int arg1, int ar if (xstrtofflags(&flags, &expr->set_flags, &expr->clear_flags) != 0) { if (errno == ENOTSUP) { - parse_expr_error(state, expr, "Missing platform support.\n"); + parse_expr_error(parser, expr, "Missing platform support.\n"); } else { - parse_expr_error(state, expr, "Invalid flags.\n"); + parse_expr_error(parser, expr, "Invalid flags.\n"); } bfs_expr_free(expr); return NULL; @@ -1395,13 +1395,13 @@ static struct bfs_expr *parse_flags(struct parser_state *state, int arg1, int ar /** * Parse -fls FILE. */ -static struct bfs_expr *parse_fls(struct parser_state *state, int arg1, int arg2) { - struct bfs_expr *expr = parse_unary_action(state, eval_fls); +static struct bfs_expr *parse_fls(struct bfs_parser *parser, int arg1, int arg2) { + struct bfs_expr *expr = parse_unary_action(parser, eval_fls); if (!expr) { goto fail; } - if (expr_open(state, expr, expr->argv[1]) != 0) { + if (expr_open(parser, expr, expr->argv[1]) != 0) { goto fail; } @@ -1415,10 +1415,10 @@ fail: /** * Parse -fprint FILE. */ -static struct bfs_expr *parse_fprint(struct parser_state *state, int arg1, int arg2) { - struct bfs_expr *expr = parse_unary_action(state, eval_fprint); +static struct bfs_expr *parse_fprint(struct bfs_parser *parser, int arg1, int arg2) { + struct bfs_expr *expr = parse_unary_action(parser, eval_fprint); if (expr) { - if (expr_open(state, expr, expr->argv[1]) != 0) { + if (expr_open(parser, expr, expr->argv[1]) != 0) { goto fail; } } @@ -1432,10 +1432,10 @@ fail: /** * Parse -fprint0 FILE. */ -static struct bfs_expr *parse_fprint0(struct parser_state *state, int arg1, int arg2) { - struct bfs_expr *expr = parse_unary_action(state, eval_fprint0); +static struct bfs_expr *parse_fprint0(struct bfs_parser *parser, int arg1, int arg2) { + struct bfs_expr *expr = parse_unary_action(parser, eval_fprint0); if (expr) { - if (expr_open(state, expr, expr->argv[1]) != 0) { + if (expr_open(parser, expr, expr->argv[1]) != 0) { goto fail; } } @@ -1449,31 +1449,31 @@ fail: /** * Parse -fprintf FILE FORMAT. */ -static struct bfs_expr *parse_fprintf(struct parser_state *state, int arg1, int arg2) { - const char *arg = state->argv[0]; +static struct bfs_expr *parse_fprintf(struct bfs_parser *parser, int arg1, int arg2) { + const char *arg = parser->argv[0]; - const char *file = state->argv[1]; + const char *file = parser->argv[1]; if (!file) { - parse_error(state, "${blu}%s${rs} needs a file.\n", arg); + parse_error(parser, "${blu}%s${rs} needs a file.\n", arg); return NULL; } - const char *format = state->argv[2]; + const char *format = parser->argv[2]; if (!format) { - parse_error(state, "${blu}%s${rs} needs a format string.\n", arg); + parse_error(parser, "${blu}%s${rs} needs a format string.\n", arg); return NULL; } - struct bfs_expr *expr = parse_action(state, eval_fprintf, 3); + struct bfs_expr *expr = parse_action(parser, eval_fprintf, 3); if (!expr) { return NULL; } - if (expr_open(state, expr, file) != 0) { + if (expr_open(parser, expr, file) != 0) { goto fail; } - if (bfs_printf_parse(state->ctx, expr, format) != 0) { + if (bfs_printf_parse(parser->ctx, expr, format) != 0) { goto fail; } @@ -1487,14 +1487,14 @@ fail: /** * Parse -fstype TYPE. */ -static struct bfs_expr *parse_fstype(struct parser_state *state, int arg1, int arg2) { - struct bfs_expr *expr = parse_unary_test(state, eval_fstype); +static struct bfs_expr *parse_fstype(struct bfs_parser *parser, int arg1, int arg2) { + struct bfs_expr *expr = parse_unary_test(parser, eval_fstype); if (!expr) { return NULL; } - if (!bfs_ctx_mtab(state->ctx)) { - parse_expr_error(state, expr, "Couldn't parse the mount table: %m.\n"); + if (!bfs_ctx_mtab(parser->ctx)) { + parse_expr_error(parser, expr, "Couldn't parse the mount table: %m.\n"); bfs_expr_free(expr); return NULL; } @@ -1505,25 +1505,25 @@ static struct bfs_expr *parse_fstype(struct parser_state *state, int arg1, int a /** * Parse -gid/-group. */ -static struct bfs_expr *parse_group(struct parser_state *state, int arg1, int arg2) { - struct bfs_expr *expr = parse_unary_test(state, eval_gid); +static struct bfs_expr *parse_group(struct bfs_parser *parser, int arg1, int arg2) { + struct bfs_expr *expr = parse_unary_test(parser, eval_gid); if (!expr) { return NULL; } - const struct group *grp = bfs_getgrnam(state->ctx->groups, expr->argv[1]); + const struct group *grp = bfs_getgrnam(parser->ctx->groups, expr->argv[1]); if (grp) { expr->num = grp->gr_gid; expr->int_cmp = BFS_INT_EQUAL; } else if (looks_like_icmp(expr->argv[1])) { - if (!parse_icmp(state, expr, 0)) { + if (!parse_icmp(parser, expr, 0)) { goto fail; } } else if (errno) { - parse_expr_error(state, expr, "%m.\n"); + parse_expr_error(parser, expr, "%m.\n"); goto fail; } else { - parse_expr_error(state, expr, "No such group.\n"); + parse_expr_error(parser, expr, "No such group.\n"); goto fail; } @@ -1537,40 +1537,40 @@ fail: /** * Parse -unique. */ -static struct bfs_expr *parse_unique(struct parser_state *state, int arg1, int arg2) { - state->ctx->unique = true; - return parse_nullary_option(state); +static struct bfs_expr *parse_unique(struct bfs_parser *parser, int arg1, int arg2) { + parser->ctx->unique = true; + return parse_nullary_option(parser); } /** * Parse -used N. */ -static struct bfs_expr *parse_used(struct parser_state *state, int arg1, int arg2) { - return parse_test_icmp(state, eval_used); +static struct bfs_expr *parse_used(struct bfs_parser *parser, int arg1, int arg2) { + return parse_test_icmp(parser, eval_used); } /** * Parse -uid/-user. */ -static struct bfs_expr *parse_user(struct parser_state *state, int arg1, int arg2) { - struct bfs_expr *expr = parse_unary_test(state, eval_uid); +static struct bfs_expr *parse_user(struct bfs_parser *parser, int arg1, int arg2) { + struct bfs_expr *expr = parse_unary_test(parser, eval_uid); if (!expr) { return NULL; } - const struct passwd *pwd = bfs_getpwnam(state->ctx->users, expr->argv[1]); + const struct passwd *pwd = bfs_getpwnam(parser->ctx->users, expr->argv[1]); if (pwd) { expr->num = pwd->pw_uid; expr->int_cmp = BFS_INT_EQUAL; } else if (looks_like_icmp(expr->argv[1])) { - if (!parse_icmp(state, expr, 0)) { + if (!parse_icmp(parser, expr, 0)) { goto fail; } } else if (errno) { - parse_expr_error(state, expr, "%m.\n"); + parse_expr_error(parser, expr, "%m.\n"); goto fail; } else { - parse_expr_error(state, expr, "No such user.\n"); + parse_expr_error(parser, expr, "No such user.\n"); goto fail; } @@ -1584,91 +1584,91 @@ fail: /** * Parse -hidden. */ -static struct bfs_expr *parse_hidden(struct parser_state *state, int arg1, int arg2) { - return parse_nullary_test(state, eval_hidden); +static struct bfs_expr *parse_hidden(struct bfs_parser *parser, int arg1, int arg2) { + return parse_nullary_test(parser, eval_hidden); } /** * Parse -(no)?ignore_readdir_race. */ -static struct bfs_expr *parse_ignore_races(struct parser_state *state, int ignore, int arg2) { - state->ctx->ignore_races = ignore; - return parse_nullary_option(state); +static struct bfs_expr *parse_ignore_races(struct bfs_parser *parser, int ignore, int arg2) { + parser->ctx->ignore_races = ignore; + return parse_nullary_option(parser); } /** * Parse -inum N. */ -static struct bfs_expr *parse_inum(struct parser_state *state, int arg1, int arg2) { - return parse_test_icmp(state, eval_inum); +static struct bfs_expr *parse_inum(struct bfs_parser *parser, int arg1, int arg2) { + return parse_test_icmp(parser, eval_inum); } /** * Parse -j<n>. */ -static struct bfs_expr *parse_jobs(struct parser_state *state, int arg1, int arg2) { - struct bfs_expr *expr = parse_nullary_flag(state); +static struct bfs_expr *parse_jobs(struct bfs_parser *parser, int arg1, int arg2) { + struct bfs_expr *expr = parse_nullary_flag(parser); if (!expr) { return NULL; } unsigned int n; - if (!parse_int(state, expr->argv, expr->argv[0] + 2, &n, IF_INT | IF_UNSIGNED)) { + if (!parse_int(parser, expr->argv, expr->argv[0] + 2, &n, IF_INT | IF_UNSIGNED)) { bfs_expr_free(expr); return NULL; } if (n == 0) { - parse_expr_error(state, expr, "${bld}0${rs} is not enough threads.\n"); + parse_expr_error(parser, expr, "${bld}0${rs} is not enough threads.\n"); bfs_expr_free(expr); return NULL; } - state->ctx->threads = n; + parser->ctx->threads = n; return expr; } /** * Parse -links N. */ -static struct bfs_expr *parse_links(struct parser_state *state, int arg1, int arg2) { - return parse_test_icmp(state, eval_links); +static struct bfs_expr *parse_links(struct bfs_parser *parser, int arg1, int arg2) { + return parse_test_icmp(parser, eval_links); } /** * Parse -ls. */ -static struct bfs_expr *parse_ls(struct parser_state *state, int arg1, int arg2) { - struct bfs_expr *expr = parse_nullary_action(state, eval_fls); +static struct bfs_expr *parse_ls(struct bfs_parser *parser, int arg1, int arg2) { + struct bfs_expr *expr = parse_nullary_action(parser, eval_fls); if (!expr) { return NULL; } - init_print_expr(state, expr); + init_print_expr(parser, expr); return expr; } /** * Parse -mount. */ -static struct bfs_expr *parse_mount(struct parser_state *state, int arg1, int arg2) { - struct bfs_expr *expr = parse_nullary_option(state); +static struct bfs_expr *parse_mount(struct bfs_parser *parser, int arg1, int arg2) { + struct bfs_expr *expr = parse_nullary_option(parser); if (!expr) { return NULL; } - parse_expr_warning(state, expr, "In the future, ${blu}%s${rs} will skip mount points entirely, unlike\n", expr->argv[0]); - bfs_warning(state->ctx, "${blu}-xdev${rs}, due to http://austingroupbugs.net/view.php?id=1133.\n\n"); + parse_expr_warning(parser, expr, "In the future, ${blu}%s${rs} will skip mount points entirely, unlike\n", expr->argv[0]); + bfs_warning(parser->ctx, "${blu}-xdev${rs}, due to http://austingroupbugs.net/view.php?id=1133.\n\n"); - state->ctx->flags |= BFTW_PRUNE_MOUNTS; - state->mount_arg = expr->argv; + parser->ctx->flags |= BFTW_PRUNE_MOUNTS; + parser->mount_arg = expr->argv; return expr; } /** * Common code for fnmatch() tests. */ -static struct bfs_expr *parse_fnmatch(const struct parser_state *state, struct bfs_expr *expr, bool casefold) { +static struct bfs_expr *parse_fnmatch(const struct bfs_parser *parser, struct bfs_expr *expr, bool casefold) { if (!expr) { return NULL; } @@ -1679,7 +1679,7 @@ static struct bfs_expr *parse_fnmatch(const struct parser_state *state, struct b #ifdef FNM_CASEFOLD expr->fnm_flags = FNM_CASEFOLD; #else - parse_expr_error(state, expr, "Missing platform support.\n"); + parse_expr_error(parser, expr, "Missing platform support.\n"); bfs_expr_free(expr); return NULL; #endif @@ -1700,7 +1700,7 @@ static struct bfs_expr *parse_fnmatch(const struct parser_state *state, struct b } } if (i % 2 != 0) { - parse_expr_warning(state, expr, "Unescaped trailing backslash.\n\n"); + parse_expr_warning(parser, expr, "Unescaped trailing backslash.\n\n"); expr->eval_fn = eval_false; return expr; } @@ -1717,25 +1717,25 @@ static struct bfs_expr *parse_fnmatch(const struct parser_state *state, struct b /** * Parse -i?name. */ -static struct bfs_expr *parse_name(struct parser_state *state, int casefold, int arg2) { - struct bfs_expr *expr = parse_unary_test(state, eval_name); - return parse_fnmatch(state, expr, casefold); +static struct bfs_expr *parse_name(struct bfs_parser *parser, int casefold, int arg2) { + struct bfs_expr *expr = parse_unary_test(parser, eval_name); + return parse_fnmatch(parser, expr, casefold); } /** * Parse -i?path, -i?wholename. */ -static struct bfs_expr *parse_path(struct parser_state *state, int casefold, int arg2) { - struct bfs_expr *expr = parse_unary_test(state, eval_path); - return parse_fnmatch(state, expr, casefold); +static struct bfs_expr *parse_path(struct bfs_parser *parser, int casefold, int arg2) { + struct bfs_expr *expr = parse_unary_test(parser, eval_path); + return parse_fnmatch(parser, expr, casefold); } /** * Parse -i?lname. */ -static struct bfs_expr *parse_lname(struct parser_state *state, int casefold, int arg2) { - struct bfs_expr *expr = parse_unary_test(state, eval_lname); - return parse_fnmatch(state, expr, casefold); +static struct bfs_expr *parse_lname(struct bfs_parser *parser, int casefold, int arg2) { + struct bfs_expr *expr = parse_unary_test(parser, eval_lname); + return parse_fnmatch(parser, expr, casefold); } /** Get the bfs_stat_field for X/Y in -newerXY. */ @@ -1755,20 +1755,20 @@ static enum bfs_stat_field parse_newerxy_field(char c) { } /** Parse an explicit reference timestamp for -newerXt and -*since. */ -static int parse_reftime(const struct parser_state *state, struct bfs_expr *expr) { +static int parse_reftime(const struct bfs_parser *parser, struct bfs_expr *expr) { if (xgetdate(expr->argv[1], &expr->reftime) == 0) { return 0; } else if (errno != EINVAL) { - parse_expr_error(state, expr, "%m.\n"); + parse_expr_error(parser, expr, "%m.\n"); return -1; } - parse_expr_error(state, expr, "Invalid timestamp.\n\n"); + parse_expr_error(parser, expr, "Invalid timestamp.\n\n"); fprintf(stderr, "Supported timestamp formats are ISO 8601-like, e.g.\n\n"); struct tm tm; - if (xlocaltime(&state->now.tv_sec, &tm) != 0) { - parse_perror(state, "xlocaltime()"); + if (xlocaltime(&parser->now.tv_sec, &tm) != 0) { + parse_perror(parser, "xlocaltime()"); return -1; } @@ -1787,8 +1787,8 @@ static int parse_reftime(const struct parser_state *state, struct bfs_expr *expr fprintf(stderr, " - %04d-%02d-%02dT%02d:%02d:%02d%+03d:%02d\n", year, month, tm.tm_mday, tm.tm_hour, tm.tm_min, tm.tm_sec, tz_hour, tz_min); - if (xgmtime(&state->now.tv_sec, &tm) != 0) { - parse_perror(state, "xgmtime()"); + if (xgmtime(&parser->now.tv_sec, &tm) != 0) { + parse_perror(parser, "xgmtime()"); return -1; } @@ -1802,47 +1802,47 @@ static int parse_reftime(const struct parser_state *state, struct bfs_expr *expr /** * Parse -newerXY. */ -static struct bfs_expr *parse_newerxy(struct parser_state *state, int arg1, int arg2) { - const char *arg = state->argv[0]; +static struct bfs_expr *parse_newerxy(struct bfs_parser *parser, int arg1, int arg2) { + const char *arg = parser->argv[0]; if (strlen(arg) != 8) { - parse_error(state, "Expected ${blu}-newer${bld}XY${rs}; found ${blu}-newer${bld}%pq${rs}.\n", arg + 6); + parse_error(parser, "Expected ${blu}-newer${bld}XY${rs}; found ${blu}-newer${bld}%pq${rs}.\n", arg + 6); return NULL; } - struct bfs_expr *expr = parse_unary_test(state, eval_newer); + struct bfs_expr *expr = parse_unary_test(parser, eval_newer); if (!expr) { goto fail; } expr->stat_field = parse_newerxy_field(arg[6]); if (!expr->stat_field) { - parse_expr_error(state, expr, + parse_expr_error(parser, expr, "For ${blu}-newer${bld}XY${rs}, ${bld}X${rs} should be ${bld}a${rs}, ${bld}c${rs}, ${bld}m${rs}, or ${bld}B${rs}, not ${err}%c${rs}.\n", arg[6]); goto fail; } if (arg[7] == 't') { - if (parse_reftime(state, expr) != 0) { + if (parse_reftime(parser, expr) != 0) { goto fail; } } else { enum bfs_stat_field field = parse_newerxy_field(arg[7]); if (!field) { - parse_expr_error(state, expr, + parse_expr_error(parser, expr, "For ${blu}-newer${bld}XY${rs}, ${bld}Y${rs} should be ${bld}a${rs}, ${bld}c${rs}, ${bld}m${rs}, ${bld}B${rs}, or ${bld}t${rs}, not ${err}%c${rs}.\n", arg[7]); goto fail; } struct bfs_stat sb; - if (stat_arg(state, &expr->argv[1], &sb) != 0) { + if (stat_arg(parser, &expr->argv[1], &sb) != 0) { goto fail; } const struct timespec *reftime = bfs_stat_time(&sb, field); if (!reftime) { - parse_expr_error(state, expr, "Couldn't get file %s.\n", bfs_stat_field_name(field)); + parse_expr_error(parser, expr, "Couldn't get file %s.\n", bfs_stat_field_name(field)); goto fail; } @@ -1859,8 +1859,8 @@ fail: /** * Parse -nogroup. */ -static struct bfs_expr *parse_nogroup(struct parser_state *state, int arg1, int arg2) { - struct bfs_expr *expr = parse_nullary_test(state, eval_nogroup); +static struct bfs_expr *parse_nogroup(struct bfs_parser *parser, int arg1, int arg2) { + struct bfs_expr *expr = parse_nullary_test(parser, eval_nogroup); if (expr) { // Who knows how many FDs getgrgid_r() needs? expr->ephemeral_fds = 3; @@ -1871,33 +1871,33 @@ static struct bfs_expr *parse_nogroup(struct parser_state *state, int arg1, int /** * Parse -nohidden. */ -static struct bfs_expr *parse_nohidden(struct parser_state *state, int arg1, int arg2) { +static struct bfs_expr *parse_nohidden(struct bfs_parser *parser, int arg1, int arg2) { struct bfs_expr *hidden = bfs_expr_new(eval_hidden, 1, &fake_hidden_arg); if (!hidden) { return NULL; } - if (parse_exclude(state, hidden) != 0) { + if (parse_exclude(parser, hidden) != 0) { return NULL; } - return parse_nullary_option(state); + return parse_nullary_option(parser); } /** * Parse -noleaf. */ -static struct bfs_expr *parse_noleaf(struct parser_state *state, int arg1, int arg2) { - parse_warning(state, "${ex}%s${rs} does not apply the optimization that ${blu}%s${rs} inhibits.\n\n", - BFS_COMMAND, state->argv[0]); - return parse_nullary_option(state); +static struct bfs_expr *parse_noleaf(struct bfs_parser *parser, int arg1, int arg2) { + parse_warning(parser, "${ex}%s${rs} does not apply the optimization that ${blu}%s${rs} inhibits.\n\n", + BFS_COMMAND, parser->argv[0]); + return parse_nullary_option(parser); } /** * Parse -nouser. */ -static struct bfs_expr *parse_nouser(struct parser_state *state, int arg1, int arg2) { - struct bfs_expr *expr = parse_nullary_test(state, eval_nouser); +static struct bfs_expr *parse_nouser(struct bfs_parser *parser, int arg1, int arg2) { + struct bfs_expr *expr = parse_nullary_test(parser, eval_nouser); if (expr) { // Who knows how many FDs getpwuid_r() needs? expr->ephemeral_fds = 3; @@ -1908,10 +1908,10 @@ static struct bfs_expr *parse_nouser(struct parser_state *state, int arg1, int a /** * Parse a permission mode like chmod(1). */ -static int parse_mode(const struct parser_state *state, const char *mode, struct bfs_expr *expr) { +static int parse_mode(const struct bfs_parser *parser, const char *mode, struct bfs_expr *expr) { if (mode[0] >= '0' && mode[0] <= '9') { unsigned int parsed; - if (!parse_int(state, NULL, mode, &parsed, 8 | IF_INT | IF_UNSIGNED | IF_QUIET)) { + if (!parse_int(parser, NULL, mode, &parsed, 8 | IF_INT | IF_UNSIGNED | IF_QUIET)) { goto fail; } if (parsed > 07777) { @@ -1943,7 +1943,7 @@ static int parse_mode(const struct parser_state *state, const char *mode, struct // // PERMCOPY : "u" | "g" | "o" - // State machine state + // Parser machine parser enum { MODE_CLAUSE, MODE_WHO, @@ -1951,7 +1951,7 @@ static int parse_mode(const struct parser_state *state, const char *mode, struct MODE_ACTION_APPLY, MODE_OP, MODE_PERM, - } mstate = MODE_CLAUSE; + } mparser = MODE_CLAUSE; enum { MODE_PLUS, @@ -1965,10 +1965,10 @@ static int parse_mode(const struct parser_state *state, const char *mode, struct const char *i = mode; while (true) { - switch (mstate) { + switch (mparser) { case MODE_CLAUSE: who = 0; - mstate = MODE_WHO; + mparser = MODE_WHO; fallthru; case MODE_WHO: @@ -1986,7 +1986,7 @@ static int parse_mode(const struct parser_state *state, const char *mode, struct who |= 0777; break; default: - mstate = MODE_ACTION; + mparser = MODE_ACTION; continue; } break; @@ -2016,27 +2016,27 @@ static int parse_mode(const struct parser_state *state, const char *mode, struct switch (*i) { case '+': op = MODE_PLUS; - mstate = MODE_OP; + mparser = MODE_OP; break; case '-': op = MODE_MINUS; - mstate = MODE_OP; + mparser = MODE_OP; break; case '=': op = MODE_EQUALS; - mstate = MODE_OP; + mparser = MODE_OP; break; case ',': - if (mstate == MODE_ACTION_APPLY) { - mstate = MODE_CLAUSE; + if (mparser == MODE_ACTION_APPLY) { + mparser = MODE_CLAUSE; } else { goto fail; } break; case '\0': - if (mstate == MODE_ACTION_APPLY) { + if (mparser == MODE_ACTION_APPLY) { goto done; } else { goto fail; @@ -2065,7 +2065,7 @@ static int parse_mode(const struct parser_state *state, const char *mode, struct default: file_change = 0; dir_change = 0; - mstate = MODE_PERM; + mparser = MODE_PERM; continue; } @@ -2073,7 +2073,7 @@ static int parse_mode(const struct parser_state *state, const char *mode, struct file_change &= who; dir_change |= (dir_change << 6) | (dir_change << 3); dir_change &= who; - mstate = MODE_ACTION_APPLY; + mparser = MODE_ACTION_APPLY; break; case MODE_PERM: @@ -2109,7 +2109,7 @@ static int parse_mode(const struct parser_state *state, const char *mode, struct } break; default: - mstate = MODE_ACTION_APPLY; + mparser = MODE_ACTION_APPLY; continue; } break; @@ -2122,15 +2122,15 @@ done: return 0; fail: - parse_expr_error(state, expr, "Invalid mode.\n"); + parse_expr_error(parser, expr, "Invalid mode.\n"); return -1; } /** * Parse -perm MODE. */ -static struct bfs_expr *parse_perm(struct parser_state *state, int field, int arg2) { - struct bfs_expr *expr = parse_unary_test(state, eval_perm); +static struct bfs_expr *parse_perm(struct bfs_parser *parser, int field, int arg2) { + struct bfs_expr *expr = parse_unary_test(parser, eval_perm); if (!expr) { return NULL; } @@ -2157,7 +2157,7 @@ static struct bfs_expr *parse_perm(struct parser_state *state, int field, int ar break; } - if (parse_mode(state, mode, expr) != 0) { + if (parse_mode(parser, mode, expr) != 0) { goto fail; } @@ -2171,10 +2171,10 @@ fail: /** * Parse -print. */ -static struct bfs_expr *parse_print(struct parser_state *state, int arg1, int arg2) { - struct bfs_expr *expr = parse_nullary_action(state, eval_fprint); +static struct bfs_expr *parse_print(struct bfs_parser *parser, int arg1, int arg2) { + struct bfs_expr *expr = parse_nullary_action(parser, eval_fprint); if (expr) { - init_print_expr(state, expr); + init_print_expr(parser, expr); } return expr; } @@ -2182,10 +2182,10 @@ static struct bfs_expr *parse_print(struct parser_state *state, int arg1, int ar /** * Parse -print0. */ -static struct bfs_expr *parse_print0(struct parser_state *state, int arg1, int arg2) { - struct bfs_expr *expr = parse_nullary_action(state, eval_fprint0); +static struct bfs_expr *parse_print0(struct bfs_parser *parser, int arg1, int arg2) { + struct bfs_expr *expr = parse_nullary_action(parser, eval_fprint0); if (expr) { - init_print_expr(state, expr); + init_print_expr(parser, expr); } return expr; } @@ -2193,15 +2193,15 @@ static struct bfs_expr *parse_print0(struct parser_state *state, int arg1, int a /** * Parse -printf FORMAT. */ -static struct bfs_expr *parse_printf(struct parser_state *state, int arg1, int arg2) { - struct bfs_expr *expr = parse_unary_action(state, eval_fprintf); +static struct bfs_expr *parse_printf(struct bfs_parser *parser, int arg1, int arg2) { + struct bfs_expr *expr = parse_unary_action(parser, eval_fprintf); if (!expr) { return NULL; } - init_print_expr(state, expr); + init_print_expr(parser, expr); - if (bfs_printf_parse(state->ctx, expr, expr->argv[1]) != 0) { + if (bfs_printf_parse(parser->ctx, expr, expr->argv[1]) != 0) { bfs_expr_free(expr); return NULL; } @@ -2212,10 +2212,10 @@ static struct bfs_expr *parse_printf(struct parser_state *state, int arg1, int a /** * Parse -printx. */ -static struct bfs_expr *parse_printx(struct parser_state *state, int arg1, int arg2) { - struct bfs_expr *expr = parse_nullary_action(state, eval_fprintx); +static struct bfs_expr *parse_printx(struct bfs_parser *parser, int arg1, int arg2) { + struct bfs_expr *expr = parse_nullary_action(parser, eval_fprintx); if (expr) { - init_print_expr(state, expr); + init_print_expr(parser, expr); } return expr; } @@ -2223,40 +2223,40 @@ static struct bfs_expr *parse_printx(struct parser_state *state, int arg1, int a /** * Parse -prune. */ -static struct bfs_expr *parse_prune(struct parser_state *state, int arg1, int arg2) { - state->prune_arg = state->argv; - return parse_nullary_action(state, eval_prune); +static struct bfs_expr *parse_prune(struct bfs_parser *parser, int arg1, int arg2) { + parser->prune_arg = parser->argv; + return parse_nullary_action(parser, eval_prune); } /** * Parse -quit. */ -static struct bfs_expr *parse_quit(struct parser_state *state, int arg1, int arg2) { - return parse_nullary_action(state, eval_quit); +static struct bfs_expr *parse_quit(struct bfs_parser *parser, int arg1, int arg2) { + return parse_nullary_action(parser, eval_quit); } /** * Parse -i?regex. */ -static struct bfs_expr *parse_regex(struct parser_state *state, int flags, int arg2) { - struct bfs_expr *expr = parse_unary_test(state, eval_regex); +static struct bfs_expr *parse_regex(struct bfs_parser *parser, int flags, int arg2) { + struct bfs_expr *expr = parse_unary_test(parser, eval_regex); if (!expr) { goto fail; } - if (bfs_regcomp(&expr->regex, expr->argv[1], state->regex_type, flags) != 0) { + if (bfs_regcomp(&expr->regex, expr->argv[1], parser->regex_type, flags) != 0) { if (!expr->regex) { - parse_perror(state, "bfs_regcomp()"); + parse_perror(parser, "bfs_regcomp()"); goto fail; } char *str = bfs_regerror(expr->regex); if (!str) { - parse_perror(state, "bfs_regerror()"); + parse_perror(parser, "bfs_regerror()"); goto fail; } - parse_expr_error(state, expr, "%s.\n", str); + parse_expr_error(parser, expr, "%s.\n", str); free(str); goto fail; } @@ -2271,19 +2271,19 @@ fail: /** * Parse -E. */ -static struct bfs_expr *parse_regex_extended(struct parser_state *state, int arg1, int arg2) { - state->regex_type = BFS_REGEX_POSIX_EXTENDED; - return parse_nullary_flag(state); +static struct bfs_expr *parse_regex_extended(struct bfs_parser *parser, int arg1, int arg2) { + parser->regex_type = BFS_REGEX_POSIX_EXTENDED; + return parse_nullary_flag(parser); } /** * Parse -regextype TYPE. */ -static struct bfs_expr *parse_regextype(struct parser_state *state, int arg1, int arg2) { - struct bfs_ctx *ctx = state->ctx; +static struct bfs_expr *parse_regextype(struct bfs_parser *parser, int arg1, int arg2) { + struct bfs_ctx *ctx = parser->ctx; CFILE *cfile = ctx->cerr; - struct bfs_expr *expr = parse_unary_option(state); + struct bfs_expr *expr = parse_unary_option(parser); if (!expr) { cfprintf(cfile, "\n"); goto list_types; @@ -2294,21 +2294,21 @@ static struct bfs_expr *parse_regextype(struct parser_state *state, int arg1, in if (strcmp(type, "posix-basic") == 0 || strcmp(type, "ed") == 0 || strcmp(type, "sed") == 0) { - state->regex_type = BFS_REGEX_POSIX_BASIC; + parser->regex_type = BFS_REGEX_POSIX_BASIC; } else if (strcmp(type, "posix-extended") == 0) { - state->regex_type = BFS_REGEX_POSIX_EXTENDED; + parser->regex_type = BFS_REGEX_POSIX_EXTENDED; #if BFS_USE_ONIGURUMA } else if (strcmp(type, "emacs") == 0) { - state->regex_type = BFS_REGEX_EMACS; + parser->regex_type = BFS_REGEX_EMACS; } else if (strcmp(type, "grep") == 0) { - state->regex_type = BFS_REGEX_GREP; + parser->regex_type = BFS_REGEX_GREP; #endif } else if (strcmp(type, "help") == 0) { - state->just_info = true; + parser->just_info = true; cfile = ctx->cout; goto list_types; } else { - parse_expr_error(state, expr, "Unsupported regex type.\n\n"); + parse_expr_error(parser, expr, "Unsupported regex type.\n\n"); goto list_types; } @@ -2332,22 +2332,22 @@ list_types: /** * Parse -s. */ -static struct bfs_expr *parse_s(struct parser_state *state, int arg1, int arg2) { - state->ctx->flags |= BFTW_SORT; - return parse_nullary_flag(state); +static struct bfs_expr *parse_s(struct bfs_parser *parser, int arg1, int arg2) { + parser->ctx->flags |= BFTW_SORT; + return parse_nullary_flag(parser); } /** * Parse -samefile FILE. */ -static struct bfs_expr *parse_samefile(struct parser_state *state, int arg1, int arg2) { - struct bfs_expr *expr = parse_unary_test(state, eval_samefile); +static struct bfs_expr *parse_samefile(struct bfs_parser *parser, int arg1, int arg2) { + struct bfs_expr *expr = parse_unary_test(parser, eval_samefile); if (!expr) { return NULL; } struct bfs_stat sb; - if (stat_arg(state, &expr->argv[1], &sb) != 0) { + if (stat_arg(parser, &expr->argv[1], &sb) != 0) { bfs_expr_free(expr); return NULL; } @@ -2360,11 +2360,11 @@ static struct bfs_expr *parse_samefile(struct parser_state *state, int arg1, int /** * Parse -S STRATEGY. */ -static struct bfs_expr *parse_search_strategy(struct parser_state *state, int arg1, int arg2) { - struct bfs_ctx *ctx = state->ctx; +static struct bfs_expr *parse_search_strategy(struct bfs_parser *parser, int arg1, int arg2) { + struct bfs_ctx *ctx = parser->ctx; CFILE *cfile = ctx->cerr; - struct bfs_expr *expr = parse_unary_flag(state); + struct bfs_expr *expr = parse_unary_flag(parser); if (!expr) { cfprintf(cfile, "\n"); goto list_strategies; @@ -2380,11 +2380,11 @@ static struct bfs_expr *parse_search_strategy(struct parser_state *state, int ar } else if (strcmp(arg, "eds") == 0) { ctx->strategy = BFTW_EDS; } else if (strcmp(arg, "help") == 0) { - state->just_info = true; + parser->just_info = true; cfile = ctx->cout; goto list_strategies; } else { - parse_expr_error(state, expr, "Unrecognized search strategy.\n\n"); + parse_expr_error(parser, expr, "Unrecognized search strategy.\n\n"); goto list_strategies; } @@ -2404,13 +2404,13 @@ list_strategies: /** * Parse -[aBcm]?since. */ -static struct bfs_expr *parse_since(struct parser_state *state, int field, int arg2) { - struct bfs_expr *expr = parse_unary_test(state, eval_newer); +static struct bfs_expr *parse_since(struct bfs_parser *parser, int field, int arg2) { + struct bfs_expr *expr = parse_unary_test(parser, eval_newer); if (!expr) { return NULL; } - if (parse_reftime(state, expr) != 0) { + if (parse_reftime(parser, expr) != 0) { goto fail; } @@ -2425,13 +2425,13 @@ fail: /** * Parse -size N[cwbkMGTP]?. */ -static struct bfs_expr *parse_size(struct parser_state *state, int arg1, int arg2) { - struct bfs_expr *expr = parse_unary_test(state, eval_size); +static struct bfs_expr *parse_size(struct bfs_parser *parser, int arg1, int arg2) { + struct bfs_expr *expr = parse_unary_test(parser, eval_size); if (!expr) { return NULL; } - const char *unit = parse_icmp(state, expr, IF_PARTIAL_OK); + const char *unit = parse_icmp(parser, expr, IF_PARTIAL_OK); if (!unit) { goto fail; } @@ -2474,7 +2474,7 @@ static struct bfs_expr *parse_size(struct parser_state *state, int arg1, int arg return expr; bad_unit: - parse_expr_error(state, expr, "Expected a size unit (one of ${bld}cwbkMGTP${rs}); found ${err}%pq${rs}.\n", unit); + parse_expr_error(parser, expr, "Expected a size unit (one of ${bld}cwbkMGTP${rs}); found ${err}%pq${rs}.\n", unit); fail: bfs_expr_free(expr); return NULL; @@ -2483,26 +2483,26 @@ fail: /** * Parse -sparse. */ -static struct bfs_expr *parse_sparse(struct parser_state *state, int arg1, int arg2) { - return parse_nullary_test(state, eval_sparse); +static struct bfs_expr *parse_sparse(struct bfs_parser *parser, int arg1, int arg2) { + return parse_nullary_test(parser, eval_sparse); } /** * Parse -status. */ -static struct bfs_expr *parse_status(struct parser_state *state, int arg1, int arg2) { - state->ctx->status = true; - return parse_nullary_option(state); +static struct bfs_expr *parse_status(struct bfs_parser *parser, int arg1, int arg2) { + parser->ctx->status = true; + return parse_nullary_option(parser); } /** * Parse -x?type [bcdpflsD]. */ -static struct bfs_expr *parse_type(struct parser_state *state, int x, int arg2) { - struct bfs_ctx *ctx = state->ctx; +static struct bfs_expr *parse_type(struct bfs_parser *parser, int x, int arg2) { + struct bfs_ctx *ctx = parser->ctx; bfs_eval_fn *eval = x ? eval_xtype : eval_type; - struct bfs_expr *expr = parse_unary_test(state, eval); + struct bfs_expr *expr = parse_unary_test(parser, eval); if (!expr) { return NULL; } @@ -2542,11 +2542,11 @@ static struct bfs_expr *parse_type(struct parser_state *state, int x, int arg2) break; case '\0': - parse_expr_error(state, expr, "Expected a type flag.\n"); + parse_expr_error(parser, expr, "Expected a type flag.\n"); goto fail; default: - parse_expr_error(state, expr, "Unknown type flag ${err}%c${rs}; expected one of [${bld}bcdpflsD${rs}].\n", *c); + parse_expr_error(parser, expr, "Unknown type flag ${err}%c${rs}; expected one of [${bld}bcdpflsD${rs}].\n", *c); goto fail; } @@ -2557,7 +2557,7 @@ static struct bfs_expr *parse_type(struct parser_state *state, int x, int arg2) ++c; continue; } else { - parse_expr_error(state, expr, "Types must be comma-separated.\n"); + parse_expr_error(parser, expr, "Types must be comma-separated.\n"); goto fail; } } @@ -2572,19 +2572,19 @@ fail: /** * Parse -(no)?warn. */ -static struct bfs_expr *parse_warn(struct parser_state *state, int warn, int arg2) { - state->ctx->warn = warn; - return parse_nullary_option(state); +static struct bfs_expr *parse_warn(struct bfs_parser *parser, int warn, int arg2) { + parser->ctx->warn = warn; + return parse_nullary_option(parser); } /** * Parse -xattr. */ -static struct bfs_expr *parse_xattr(struct parser_state *state, int arg1, int arg2) { +static struct bfs_expr *parse_xattr(struct bfs_parser *parser, int arg1, int arg2) { #if BFS_CAN_CHECK_XATTRS - return parse_nullary_test(state, eval_xattr); + return parse_nullary_test(parser, eval_xattr); #else - parse_error(state, "Missing platform support.\n"); + parse_error(parser, "Missing platform support.\n"); return NULL; #endif } @@ -2592,11 +2592,11 @@ static struct bfs_expr *parse_xattr(struct parser_state *state, int arg1, int ar /** * Parse -xattrname. */ -static struct bfs_expr *parse_xattrname(struct parser_state *state, int arg1, int arg2) { +static struct bfs_expr *parse_xattrname(struct bfs_parser *parser, int arg1, int arg2) { #if BFS_CAN_CHECK_XATTRS - return parse_unary_test(state, eval_xattrname); + return parse_unary_test(parser, eval_xattrname); #else - parse_error(state, "Missing platform support.\n"); + parse_error(parser, "Missing platform support.\n"); return NULL; #endif } @@ -2604,10 +2604,10 @@ static struct bfs_expr *parse_xattrname(struct parser_state *state, int arg1, in /** * Parse -xdev. */ -static struct bfs_expr *parse_xdev(struct parser_state *state, int arg1, int arg2) { - state->ctx->flags |= BFTW_PRUNE_MOUNTS; - state->xdev_arg = state->argv; - return parse_nullary_option(state); +static struct bfs_expr *parse_xdev(struct bfs_parser *parser, int arg1, int arg2) { + parser->ctx->flags |= BFTW_PRUNE_MOUNTS; + parser->xdev_arg = parser->argv; + return parse_nullary_option(parser); } /** @@ -2708,16 +2708,16 @@ fail: /** * "Parse" -help. */ -static struct bfs_expr *parse_help(struct parser_state *state, int arg1, int arg2) { - CFILE *cout = state->ctx->cout; +static struct bfs_expr *parse_help(struct bfs_parser *parser, int arg1, int arg2) { + CFILE *cout = parser->ctx->cout; pid_t pager = -1; - if (state->stdout_tty) { + if (parser->stdout_tty) { cout = launch_pager(&pager, cout); } cfprintf(cout, "Usage: ${ex}%s${rs} [${cyn}flags${rs}...] [${mag}paths${rs}...] [${blu}expression${rs}...]\n\n", - state->command); + parser->command); cfprintf(cout, "${ex}%s${rs} is compatible with ${ex}find${rs}, with some extensions. " "${cyn}Flags${rs} (${cyn}-H${rs}/${cyn}-L${rs}/${cyn}-P${rs} etc.), ${mag}paths${rs},\n" @@ -2968,23 +2968,23 @@ static struct bfs_expr *parse_help(struct parser_state *state, int arg1, int arg xwaitpid(pager, NULL, 0); } - state->just_info = true; + parser->just_info = true; return NULL; } /** * "Parse" -version. */ -static struct bfs_expr *parse_version(struct parser_state *state, int arg1, int arg2) { - cfprintf(state->ctx->cout, "${ex}%s${rs} ${bld}%s${rs}\n\n", BFS_COMMAND, BFS_VERSION); +static struct bfs_expr *parse_version(struct bfs_parser *parser, int arg1, int arg2) { + cfprintf(parser->ctx->cout, "${ex}%s${rs} ${bld}%s${rs}\n\n", BFS_COMMAND, BFS_VERSION); printf("%s\n", BFS_HOMEPAGE); - state->just_info = true; + parser->just_info = true; return NULL; } -typedef struct bfs_expr *parse_fn(struct parser_state *state, int arg1, int arg2); +typedef struct bfs_expr *parse_fn(struct bfs_parser *parser, int arg1, int arg2); /** * An entry in the parse table for primary expressions. @@ -3161,9 +3161,9 @@ static const struct table_entry *table_lookup_fuzzy(const char *arg) { * | TEST * | ACTION */ -static struct bfs_expr *parse_primary(struct parser_state *state) { +static struct bfs_expr *parse_primary(struct bfs_parser *parser) { // Paths are already skipped at this point - const char *arg = state->argv[0]; + const char *arg = parser->argv[0]; if (arg[0] != '-') { goto unexpected; @@ -3180,8 +3180,8 @@ static struct bfs_expr *parse_primary(struct parser_state *state) { match = table_lookup_fuzzy(arg); - CFILE *cerr = state->ctx->cerr; - parse_error(state, "Unknown argument; did you mean "); + CFILE *cerr = parser->ctx->cerr; + parse_error(parser, "Unknown argument; did you mean "); switch (match->type) { case T_FLAG: cfprintf(cerr, "${cyn}%s${rs}?", match->arg); @@ -3194,7 +3194,7 @@ static struct bfs_expr *parse_primary(struct parser_state *state) { break; } - if (!state->interactive || !match->parse) { + if (!parser->interactive || !match->parse) { fprintf(stderr, "\n"); goto unmatched; } @@ -3205,16 +3205,16 @@ static struct bfs_expr *parse_primary(struct parser_state *state) { } fprintf(stderr, "\n"); - state->argv[0] = match->arg; + parser->argv[0] = match->arg; matched: - return match->parse(state, match->arg1, match->arg2); + return match->parse(parser, match->arg1, match->arg2); unmatched: return NULL; unexpected: - parse_error(state, "Expected a predicate.\n"); + parse_error(parser, "Expected a predicate.\n"); return NULL; } @@ -3224,71 +3224,71 @@ unexpected: * | "-exclude" FACTOR * | PRIMARY */ -static struct bfs_expr *parse_factor(struct parser_state *state) { - if (skip_paths(state) != 0) { +static struct bfs_expr *parse_factor(struct bfs_parser *parser) { + if (skip_paths(parser) != 0) { return NULL; } - const char *arg = state->argv[0]; + const char *arg = parser->argv[0]; if (!arg) { - parse_argv_error(state, state->last_arg, 1, "Expression terminated prematurely here.\n"); + parse_argv_error(parser, parser->last_arg, 1, "Expression terminated prematurely here.\n"); return NULL; } if (strcmp(arg, "(") == 0) { - parser_advance(state, T_OPERATOR, 1); + parser_advance(parser, T_OPERATOR, 1); - struct bfs_expr *expr = parse_expr(state); + struct bfs_expr *expr = parse_expr(parser); if (!expr) { return NULL; } - if (skip_paths(state) != 0) { + if (skip_paths(parser) != 0) { bfs_expr_free(expr); return NULL; } - arg = state->argv[0]; + arg = parser->argv[0]; if (!arg || strcmp(arg, ")") != 0) { - parse_argv_error(state, state->last_arg, 1, "Expected a ${red})${rs}.\n"); + parse_argv_error(parser, parser->last_arg, 1, "Expected a ${red})${rs}.\n"); bfs_expr_free(expr); return NULL; } - parser_advance(state, T_OPERATOR, 1); + parser_advance(parser, T_OPERATOR, 1); return expr; } else if (strcmp(arg, "-exclude") == 0) { - if (state->excluding) { - parse_error(state, "${err}%s${rs} is not supported within ${red}-exclude${rs}.\n", arg); + if (parser->excluding) { + parse_error(parser, "${err}%s${rs} is not supported within ${red}-exclude${rs}.\n", arg); return NULL; } - char **argv = parser_advance(state, T_OPERATOR, 1); - state->excluding = true; + char **argv = parser_advance(parser, T_OPERATOR, 1); + parser->excluding = true; - struct bfs_expr *factor = parse_factor(state); + struct bfs_expr *factor = parse_factor(parser); if (!factor) { return NULL; } - state->excluding = false; + parser->excluding = false; - if (parse_exclude(state, factor) != 0) { + if (parse_exclude(parser, factor) != 0) { return NULL; } - return bfs_expr_new(eval_true, state->argv - argv, argv); + return bfs_expr_new(eval_true, parser->argv - argv, argv); } else if (strcmp(arg, "!") == 0 || strcmp(arg, "-not") == 0) { - char **argv = parser_advance(state, T_OPERATOR, 1); + char **argv = parser_advance(parser, T_OPERATOR, 1); - struct bfs_expr *factor = parse_factor(state); + struct bfs_expr *factor = parse_factor(parser); if (!factor) { return NULL; } return new_unary_expr(eval_not, factor, argv); } else { - return parse_primary(state); + return parse_primary(parser); } } @@ -3298,16 +3298,16 @@ static struct bfs_expr *parse_factor(struct parser_state *state) { * | TERM "-a" FACTOR * | TERM "-and" FACTOR */ -static struct bfs_expr *parse_term(struct parser_state *state) { - struct bfs_expr *term = parse_factor(state); +static struct bfs_expr *parse_term(struct bfs_parser *parser) { + struct bfs_expr *term = parse_factor(parser); while (term) { - if (skip_paths(state) != 0) { + if (skip_paths(parser) != 0) { bfs_expr_free(term); return NULL; } - const char *arg = state->argv[0]; + const char *arg = parser->argv[0]; if (!arg) { break; } @@ -3320,11 +3320,11 @@ static struct bfs_expr *parse_term(struct parser_state *state) { char **argv = &fake_and_arg; if (strcmp(arg, "-a") == 0 || strcmp(arg, "-and") == 0) { - argv = parser_advance(state, T_OPERATOR, 1); + argv = parser_advance(parser, T_OPERATOR, 1); } struct bfs_expr *lhs = term; - struct bfs_expr *rhs = parse_factor(state); + struct bfs_expr *rhs = parse_factor(parser); if (!rhs) { bfs_expr_free(lhs); return NULL; @@ -3341,16 +3341,16 @@ static struct bfs_expr *parse_term(struct parser_state *state) { * | CLAUSE "-o" TERM * | CLAUSE "-or" TERM */ -static struct bfs_expr *parse_clause(struct parser_state *state) { - struct bfs_expr *clause = parse_term(state); +static struct bfs_expr *parse_clause(struct bfs_parser *parser) { + struct bfs_expr *clause = parse_term(parser); while (clause) { - if (skip_paths(state) != 0) { + if (skip_paths(parser) != 0) { bfs_expr_free(clause); return NULL; } - const char *arg = state->argv[0]; + const char *arg = parser->argv[0]; if (!arg) { break; } @@ -3359,10 +3359,10 @@ static struct bfs_expr *parse_clause(struct parser_state *state) { break; } - char **argv = parser_advance(state, T_OPERATOR, 1); + char **argv = parser_advance(parser, T_OPERATOR, 1); struct bfs_expr *lhs = clause; - struct bfs_expr *rhs = parse_term(state); + struct bfs_expr *rhs = parse_term(parser); if (!rhs) { bfs_expr_free(lhs); return NULL; @@ -3378,16 +3378,16 @@ static struct bfs_expr *parse_clause(struct parser_state *state) { * EXPR : CLAUSE * | EXPR "," CLAUSE */ -static struct bfs_expr *parse_expr(struct parser_state *state) { - struct bfs_expr *expr = parse_clause(state); +static struct bfs_expr *parse_expr(struct bfs_parser *parser) { + struct bfs_expr *expr = parse_clause(parser); while (expr) { - if (skip_paths(state) != 0) { + if (skip_paths(parser) != 0) { bfs_expr_free(expr); return NULL; } - const char *arg = state->argv[0]; + const char *arg = parser->argv[0]; if (!arg) { break; } @@ -3396,10 +3396,10 @@ static struct bfs_expr *parse_expr(struct parser_state *state) { break; } - char **argv = parser_advance(state, T_OPERATOR, 1); + char **argv = parser_advance(parser, T_OPERATOR, 1); struct bfs_expr *lhs = expr; - struct bfs_expr *rhs = parse_clause(state); + struct bfs_expr *rhs = parse_clause(parser); if (!rhs) { bfs_expr_free(lhs); return NULL; @@ -3414,14 +3414,14 @@ static struct bfs_expr *parse_expr(struct parser_state *state) { /** * Parse the top-level expression. */ -static struct bfs_expr *parse_whole_expr(struct parser_state *state) { - if (skip_paths(state) != 0) { +static struct bfs_expr *parse_whole_expr(struct bfs_parser *parser) { + if (skip_paths(parser) != 0) { return NULL; } struct bfs_expr *expr; - if (state->argv[0]) { - expr = parse_expr(state); + if (parser->argv[0]) { + expr = parse_expr(parser); } else { expr = bfs_expr_new(eval_true, 1, &fake_true_arg); } @@ -3429,17 +3429,17 @@ static struct bfs_expr *parse_whole_expr(struct parser_state *state) { return NULL; } - if (state->argv[0]) { - parse_error(state, "Unexpected argument.\n"); + if (parser->argv[0]) { + parse_error(parser, "Unexpected argument.\n"); goto fail; } - if (state->implicit_print) { + if (parser->implicit_print) { struct bfs_expr *print = bfs_expr_new(eval_fprint, 1, &fake_print_arg); if (!print) { goto fail; } - init_print_expr(state, print); + init_print_expr(parser, print); expr = new_binary_expr(eval_and, expr, print, &fake_and_arg); if (!expr) { @@ -3447,19 +3447,19 @@ static struct bfs_expr *parse_whole_expr(struct parser_state *state) { } } - if (state->mount_arg && state->xdev_arg) { - parse_conflict_warning(state, state->mount_arg, 1, state->xdev_arg, 1, + if (parser->mount_arg && parser->xdev_arg) { + parse_conflict_warning(parser, parser->mount_arg, 1, parser->xdev_arg, 1, "${blu}%s${rs} is redundant in the presence of ${blu}%s${rs}.\n\n", - state->xdev_arg[0], state->mount_arg[0]); + parser->xdev_arg[0], parser->mount_arg[0]); } - if (state->ctx->warn && state->depth_arg && state->prune_arg) { - parse_conflict_warning(state, state->depth_arg, 1, state->prune_arg, 1, + if (parser->ctx->warn && parser->depth_arg && parser->prune_arg) { + parse_conflict_warning(parser, parser->depth_arg, 1, parser->prune_arg, 1, "${blu}%s${rs} does not work in the presence of ${blu}%s${rs}.\n", - state->prune_arg[0], state->depth_arg[0]); + parser->prune_arg[0], parser->depth_arg[0]); - if (state->interactive) { - bfs_warning(state->ctx, "Do you want to continue? "); + if (parser->interactive) { + bfs_warning(parser->ctx, "Do you want to continue? "); if (ynprompt() == 0) { goto fail; } @@ -3468,10 +3468,10 @@ static struct bfs_expr *parse_whole_expr(struct parser_state *state) { fprintf(stderr, "\n"); } - if (state->ok_expr && state->files0_stdin_arg) { - parse_conflict_error(state, state->ok_expr->argv, state->ok_expr->argc, state->files0_stdin_arg, 2, + if (parser->ok_expr && parser->files0_stdin_arg) { + parse_conflict_error(parser, parser->ok_expr->argv, parser->ok_expr->argc, parser->files0_stdin_arg, 2, "${blu}%s${rs} conflicts with ${blu}%s${rs} ${bld}%s${rs}.\n", - state->ok_expr->argv[0], state->files0_stdin_arg[0], state->files0_stdin_arg[1]); + parser->ok_expr->argv[0], parser->files0_stdin_arg[0], parser->files0_stdin_arg[1]); goto fail; } @@ -3693,7 +3693,7 @@ struct bfs_ctx *bfs_parse_cmdline(int argc, char *argv[]) { ctx->warn = stdin_tty; } - struct parser_state state = { + struct bfs_parser parser = { .ctx = ctx, .argv = ctx->argv + 1, .command = ctx->argv[0], @@ -3720,16 +3720,16 @@ struct bfs_ctx *bfs_parse_cmdline(int argc, char *argv[]) { goto fail; } - ctx->expr = parse_whole_expr(&state); + ctx->expr = parse_whole_expr(&parser); if (!ctx->expr) { - if (state.just_info) { + if (parser.just_info) { goto done; } else { goto fail; } } - if (state.use_color == COLOR_AUTO && !ctx->colors) { + if (parser.use_color == COLOR_AUTO && !ctx->colors) { bfs_warning(ctx, "Error parsing $$LS_COLORS: %s.\n\n", xstrerror(ctx->colors_error)); } @@ -3737,8 +3737,8 @@ struct bfs_ctx *bfs_parse_cmdline(int argc, char *argv[]) { goto fail; } - if (ctx->npaths == 0 && state.implicit_root) { - if (parse_root(&state, ".") != 0) { + if (ctx->npaths == 0 && parser.implicit_root) { + if (parse_root(&parser, ".") != 0) { goto fail; } } |