diff options
Diffstat (limited to 'src/common/error.c')
-rw-r--r-- | src/common/error.c | 158 |
1 files changed, 0 insertions, 158 deletions
diff --git a/src/common/error.c b/src/common/error.c deleted file mode 100644 index 03695e7..0000000 --- a/src/common/error.c +++ /dev/null @@ -1,158 +0,0 @@ -/* - * blogc: A blog compiler. - * Copyright (C) 2014-2019 Rafael G. Martins <rafael@rafaelmartins.eng.br> - * - * This program can be distributed under the terms of the BSD License. - * See the file LICENSE. - */ - -#include <stdio.h> -#include <stdlib.h> -#include <stdarg.h> -#include "error.h" -#include "utils.h" - - -bc_error_t* -bc_error_new(bc_error_type_t type, const char *msg) -{ - bc_error_t *err = bc_malloc(sizeof(bc_error_t)); - err->type = type; - err->msg = bc_strdup(msg); - return err; -} - - -bc_error_t* -bc_error_new_printf(bc_error_type_t type, const char *format, ...) -{ - va_list ap; - va_start(ap, format); - char *tmp = bc_strdup_vprintf(format, ap); - va_end(ap); - bc_error_t *rv = bc_error_new(type, tmp); - free(tmp); - return rv; -} - - -bc_error_t* -bc_error_parser(bc_error_type_t type, const char *src, size_t src_len, - size_t current, const char *format, ...) -{ - va_list ap; - va_start(ap, format); - char *msg = bc_strdup_vprintf(format, ap); - va_end(ap); - - size_t lineno = 1; - size_t linestart = 0; - size_t lineend = 0; - size_t pos = 1; - - for (size_t i = 0; i < src_len; i++) { - char c = src[i]; - if (i < current) { - if ((i + 1) < src_len) { - if ((c == '\n' && src[i + 1] == '\r') || - (c == '\r' && src[i + 1] == '\n')) - { - lineno++; - i++; - pos = 1; - if ((i + 1) < src_len) - linestart = i + 1; - continue; - } - } - if (c == '\n' || c == '\r') { - lineno++; - pos = 1; - if ((i + 1) < src_len) - linestart = i + 1; - continue; - } - pos++; - } - else if (c == '\n' || c == '\r') { - lineend = i; - break; - } - } - - if (lineend <= linestart && src_len >= linestart) - lineend = src_len; - - char *line = bc_strndup(src + linestart, lineend - linestart); - - bc_error_t *rv = NULL; - - if (line[0] == '\0') // "near" message isn't useful if line is empty - rv = bc_error_new(type, msg); - else - rv = bc_error_new_printf(type, - "%s\nError occurred near line %d, position %d: %s", msg, lineno, - pos, line); - - free(msg); - free(line); - - return rv; -} - - -// error handling is centralized here for the sake of simplicity :/ -void -bc_error_print(bc_error_t *err, const char *prefix) -{ - if (err == NULL) - return; - - if (prefix != NULL) - fprintf(stderr, "%s: ", prefix); - - switch(err->type) { - case BC_ERROR_CONFIG_PARSER: - fprintf(stderr, "error: config-parser: %s\n", err->msg); - break; - case BC_ERROR_FILE: - fprintf(stderr, "error: file: %s\n", err->msg); - break; - case BLOGC_ERROR_SOURCE_PARSER: - fprintf(stderr, "error: source: %s\n", err->msg); - break; - case BLOGC_ERROR_TEMPLATE_PARSER: - fprintf(stderr, "error: template: %s\n", err->msg); - break; - case BLOGC_ERROR_LOADER: - fprintf(stderr, "error: loader: %s\n", err->msg); - break; - case BLOGC_WARNING_DATETIME_PARSER: - fprintf(stderr, "warning: datetime: %s\n", err->msg); - break; - case BLOGC_MAKE_ERROR_SETTINGS: - fprintf(stderr, "error: settings: %s\n", err->msg); - break; - case BLOGC_MAKE_ERROR_EXEC: - fprintf(stderr, "error: exec: %s\n", err->msg); - break; - case BLOGC_MAKE_ERROR_ATOM: - fprintf(stderr, "error: atom: %s\n", err->msg); - break; - case BLOGC_MAKE_ERROR_UTILS: - fprintf(stderr, "error: utils: %s\n", err->msg); - break; - default: - fprintf(stderr, "error: %s\n", err->msg); - } -} - - -void -bc_error_free(bc_error_t *err) -{ - if (err == NULL) - return; - free(err->msg); - free(err); -} |