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/****************************************************************************
* bfs *
* Copyright (C) 2019 Tavian Barnes <tavianator@tavianator.com> *
* *
* Permission to use, copy, modify, and/or distribute this software for any *
* purpose with or without fee is hereby granted. *
* *
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES *
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF *
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR *
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES *
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN *
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF *
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. *
****************************************************************************/
#include "diag.h"
#include "ctx.h"
#include "color.h"
#include "util.h"
#include <assert.h>
#include <errno.h>
#include <stdarg.h>
void bfs_perror(const struct bfs_ctx *ctx, const char *str) {
bfs_error(ctx, "%s: %m.\n", str);
}
void bfs_error(const struct bfs_ctx *ctx, const char *format, ...) {
va_list args;
va_start(args, format);
bfs_verror(ctx, format, args);
va_end(args);
}
bool bfs_warning(const struct bfs_ctx *ctx, const char *format, ...) {
va_list args;
va_start(args, format);
bool ret = bfs_vwarning(ctx, format, args);
va_end(args);
return ret;
}
bool bfs_debug(const struct bfs_ctx *ctx, enum debug_flags flag, const char *format, ...) {
va_list args;
va_start(args, format);
bool ret = bfs_vdebug(ctx, flag, format, args);
va_end(args);
return ret;
}
void bfs_verror(const struct bfs_ctx *ctx, const char *format, va_list args) {
int error = errno;
bfs_error_prefix(ctx);
errno = error;
cvfprintf(ctx->cerr, format, args);
}
bool bfs_vwarning(const struct bfs_ctx *ctx, const char *format, va_list args) {
int error = errno;
if (bfs_warning_prefix(ctx)) {
errno = error;
cvfprintf(ctx->cerr, format, args);
return true;
} else {
return false;
}
}
bool bfs_vdebug(const struct bfs_ctx *ctx, enum debug_flags flag, const char *format, va_list args) {
int error = errno;
if (bfs_debug_prefix(ctx, flag)) {
errno = error;
cvfprintf(ctx->cerr, format, args);
return true;
} else {
return false;
}
}
void bfs_error_prefix(const struct bfs_ctx *ctx) {
cfprintf(ctx->cerr, "${bld}%s:${rs} ${er}error:${rs} ", xbasename(ctx->argv[0]));
}
bool bfs_warning_prefix(const struct bfs_ctx *ctx) {
if (ctx->warn) {
cfprintf(ctx->cerr, "${bld}%s:${rs} ${wr}warning:${rs} ", xbasename(ctx->argv[0]));
return true;
} else {
return false;
}
}
static const char *debug_flag_str(enum debug_flags flag) {
switch (flag) {
case DEBUG_COST:
return "cost";
case DEBUG_EXEC:
return "exec";
case DEBUG_OPT:
return "opt";
case DEBUG_RATES:
return "rates";
case DEBUG_SEARCH:
return "search";
case DEBUG_STAT:
return "stat";
case DEBUG_TREE:
return "tree";
case DEBUG_ALL:
assert(false);
break;
}
assert(false);
return "???";
}
bool bfs_debug_prefix(const struct bfs_ctx *ctx, enum debug_flags flag) {
if (ctx->debug & flag) {
cfprintf(ctx->cerr, "${bld}%s:${rs} ${cyn}-D %s${rs}: ", xbasename(ctx->argv[0]), debug_flag_str(flag));
return true;
} else {
return false;
}
}
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