/**************************************************************************** * bfs * * Copyright (C) 2019-2022 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. * ****************************************************************************/ /** * Formatters for diagnostic messages. */ #ifndef BFS_DIAG_H #define BFS_DIAG_H #include "ctx.h" #include "config.h" #include <stdarg.h> #include <stdbool.h> struct bfs_expr; /** * Like perror(), but decorated like bfs_error(). */ void bfs_perror(const struct bfs_ctx *ctx, const char *str); /** * Shorthand for printing error messages. */ BFS_FORMATTER(2, 3) void bfs_error(const struct bfs_ctx *ctx, const char *format, ...); /** * Shorthand for printing warning messages. * * @return Whether a warning was printed. */ BFS_FORMATTER(2, 3) bool bfs_warning(const struct bfs_ctx *ctx, const char *format, ...); /** * Shorthand for printing debug messages. * * @return Whether a debug message was printed. */ BFS_FORMATTER(3, 4) bool bfs_debug(const struct bfs_ctx *ctx, enum debug_flags flag, const char *format, ...); /** * bfs_error() variant that takes a va_list. */ void bfs_verror(const struct bfs_ctx *ctx, const char *format, va_list args); /** * bfs_warning() variant that takes a va_list. */ bool bfs_vwarning(const struct bfs_ctx *ctx, const char *format, va_list args); /** * bfs_debug() variant that takes a va_list. */ bool bfs_vdebug(const struct bfs_ctx *ctx, enum debug_flags flag, const char *format, va_list args); /** * Print the error message prefix. */ void bfs_error_prefix(const struct bfs_ctx *ctx); /** * Print the warning message prefix. */ bool bfs_warning_prefix(const struct bfs_ctx *ctx); /** * Print the debug message prefix. */ bool bfs_debug_prefix(const struct bfs_ctx *ctx, enum debug_flags flag); /** * Highlight parts of the command line in an error message. */ void bfs_argv_error(const struct bfs_ctx *ctx, const bool *args); /** * Highlight parts of an expression in an error message. */ void bfs_expr_error(const struct bfs_ctx *ctx, const struct bfs_expr *expr); /** * Highlight parts of the command line in a warning message. */ bool bfs_argv_warning(const struct bfs_ctx *ctx, const bool *args); /** * Highlight parts of an expression in a warning message. */ bool bfs_expr_warning(const struct bfs_ctx *ctx, const struct bfs_expr *expr); #endif // BFS_DIAG_H