diff options
Diffstat (limited to 'util/err.c')
-rw-r--r-- | util/err.c | 129 |
1 files changed, 0 insertions, 129 deletions
diff --git a/util/err.c b/util/err.c deleted file mode 100644 index ac620ec..0000000 --- a/util/err.c +++ /dev/null @@ -1,129 +0,0 @@ -#define USE_COLORED_TEXT 1 - -#if USE_COLORED_TEXT -#define TEXT_ERROR(x) "\x1b[91m" x "\x1b[0m" -#define TEXT_INFO(x) "\x1b[94m" x "\x1b[0m" -#define TEXT_WARN(x) "\x1b[93m" x "\x1b[0m" -#define TEXT_IMPORTANT(x) "\x1b[1m" x "\x1b[0m" -#else -#define TEXT_ERROR(x) x -#define TEXT_INFO(x) x -#define TEXT_WARN(x) x -#define TEXT_IMPORTANT(x) x -#endif - -static inline const char *ordinals(size_t x) { - switch (x % 10) { - case 1: return "st"; - case 2: return "nd"; - case 3: return "rd"; - default: return "th"; - } -} - -/* Write directly to the error file */ -static void err_fwrite(const void *data, size_t size, size_t n) { - fwrite(data, size, n, stderr); -} - -static void err_fprint(const char *fmt, ...) { - va_list args; - va_start(args, fmt); - vfprintf(stderr, fmt, args); - va_end(args); -} - -static void err_vfprint(const char *fmt, va_list args) { - vfprintf(stderr, fmt, args); -} - -static void err_print_header_(Location where) { - err_fprint(TEXT_ERROR("error:") " at line %lu of %s:\n", (unsigned long)where.line, where.filename); -} - -static void info_print_header_(Location where) { - err_fprint(TEXT_INFO("info:") " at line %lu of %s:\n", (unsigned long)where.line, where.filename); -} - -static void warn_print_header_(Location where) { - err_fprint(TEXT_WARN("warning:") " at line %lu of %s:\n", (unsigned long)where.line, where.filename); -} - -static void err_print_footer_(const char *context) { - const char *end = strchr(context, '\n'); - int has_newline = end != NULL; - if (!has_newline) - end = strchr(context, '\0'); - assert(end); - err_fprint("\n\there: --> "); - err_fwrite(context, 1, (size_t)(end - context)); - if (!has_newline) - err_fprint("<end of file>"); - err_fprint("\n"); -} - -/* Write nicely-formatted errors to the error file */ - - -static void err_vprint(Location where, const char *fmt, va_list args) { - err_print_header_(where); - err_vfprint(fmt, args); - err_print_footer_(where.code); -} - -static void err_print_(int line, const char *file, Location where, const char *fmt, ...) { - va_list args; - if (file) - err_fprint("Generated by line %d of %s:\n", line, file); - va_start(args, fmt); - err_vprint(where, fmt, args); - va_end(args); -} - -#define err_print(...) err_print_(__LINE__, __FILE__, __VA_ARGS__) - -static void info_print(Location where, const char *fmt, ...) { - va_list args; - va_start(args, fmt); - info_print_header_(where); - err_vfprint(fmt, args); - err_print_footer_(where.code); - va_end(args); -} - -static void warn_print(Location where, const char *fmt, ...) { - va_list args; - va_start(args, fmt); - warn_print_header_(where); - err_vfprint(fmt, args); - err_print_footer_(where.code); - va_end(args); -} - -static void *err_malloc(size_t size) { - void *ret = malloc(size); - if (!ret) { - fprintf(stderr, "Error: Out of memory.\n"); - abort(); - } - return ret; -} - -/* static void *err_calloc(size_t n, size_t size) { */ -/* void *ret = calloc(n, size); */ -/* if (!ret) { */ -/* fprintf(stderr, "Error: Out of memory.\n"); */ -/* abort(); */ -/* } */ -/* return ret; */ -/* } */ - -static void *err_realloc(void *data, size_t new_size) { - void *ret = realloc(data, new_size); - if (!ret) { - fprintf(stderr, "Error: Out of memory.\n"); - abort(); - } - return ret; -} - |