diff options
Diffstat (limited to 'rootston/ini.c')
-rw-r--r-- | rootston/ini.c | 195 |
1 files changed, 0 insertions, 195 deletions
diff --git a/rootston/ini.c b/rootston/ini.c deleted file mode 100644 index f515dd38..00000000 --- a/rootston/ini.c +++ /dev/null @@ -1,195 +0,0 @@ -/* inih -- simple .INI file parser - -inih is released under the New BSD license (see LICENSE.txt). Go to the project -home page for more info: - -https://github.com/benhoyt/inih - -*/ - -#if defined(_MSC_VER) && !defined(_CRT_SECURE_NO_WARNINGS) -#define _CRT_SECURE_NO_WARNINGS -#endif - -#include <stdio.h> -#include <ctype.h> -#include <string.h> - -#include "rootston/ini.h" - -#if !INI_USE_STACK -#include <stdlib.h> -#endif - -#define MAX_SECTION 50 -#define MAX_NAME 50 - -/* Strip whitespace chars off end of given string, in place. Return s. */ -static char* rstrip(char* s) -{ - char* p = s + strlen(s); - while (p > s && isspace((unsigned char)(*--p))) - *p = '\0'; - return s; -} - -/* Return pointer to first non-whitespace char in given string. */ -static char* lskip(const char* s) -{ - while (*s && isspace((unsigned char)(*s))) - s++; - return (char*)s; -} - -/* Return pointer to first char (of chars) or inline comment in given string, - or pointer to null at end of string if neither found. Inline comment must - be prefixed by a whitespace character to register as a comment. */ -static char* find_chars_or_comment(const char* s, const char* chars) -{ -#if INI_ALLOW_INLINE_COMMENTS - int was_space = 0; - while (*s && (!chars || !strchr(chars, *s)) && - !(was_space && strchr(INI_INLINE_COMMENT_PREFIXES, *s))) { - was_space = isspace((unsigned char)(*s)); - s++; - } -#else - while (*s && (!chars || !strchr(chars, *s))) { - s++; - } -#endif - return (char*)s; -} - -/* Version of strncpy that ensures dest (size bytes) is null-terminated. */ -static char* strncpy0(char* dest, const char* src, size_t size) -{ - strncpy(dest, src, size-1); - dest[size - 1] = '\0'; - return dest; -} - -/* See documentation in header file. */ -int ini_parse_stream(ini_reader reader, void* stream, ini_handler handler, - void* user) -{ - /* Uses a fair bit of stack (use heap instead if you need to) */ -#if INI_USE_STACK - char line[INI_MAX_LINE]; -#else - char* line; -#endif - char section[MAX_SECTION] = ""; - char prev_name[MAX_NAME] = ""; - - char* start; - char* end; - char* name; - char* value; - int lineno = 0; - int error = 0; - -#if !INI_USE_STACK - line = (char*)malloc(INI_MAX_LINE); - if (!line) { - return -2; - } -#endif - - /* Scan through stream line by line */ - while (reader(line, INI_MAX_LINE, stream) != NULL) { - lineno++; - - start = line; -#if INI_ALLOW_BOM - if (lineno == 1 && (unsigned char)start[0] == 0xEF && - (unsigned char)start[1] == 0xBB && - (unsigned char)start[2] == 0xBF) { - start += 3; - } -#endif - start = lskip(rstrip(start)); - - if (*start == ';' || *start == '#') { - /* Per Python configparser, allow both ; and # comments at the - start of a line */ - } -#if INI_ALLOW_MULTILINE - else if (*prev_name && *start && start > line) { - /* Non-blank line with leading whitespace, treat as continuation - of previous name's value (as per Python configparser). */ - if (!handler(user, section, prev_name, start) && !error) - error = lineno; - } -#endif - else if (*start == '[') { - /* A "[section]" line */ - end = find_chars_or_comment(start + 1, "]"); - if (*end == ']') { - *end = '\0'; - strncpy0(section, start + 1, sizeof(section)); - *prev_name = '\0'; - } - else if (!error) { - /* No ']' found on section line */ - error = lineno; - } - } - else if (*start) { - /* Not a comment, must be a name[=:]value pair */ - end = find_chars_or_comment(start, "=:"); - if (*end == '=' || *end == ':') { - *end = '\0'; - name = rstrip(start); - value = lskip(end + 1); -#if INI_ALLOW_INLINE_COMMENTS - end = find_chars_or_comment(value, NULL); - if (*end) - *end = '\0'; -#endif - rstrip(value); - - /* Valid name[=:]value pair found, call handler */ - strncpy0(prev_name, name, sizeof(prev_name)); - if (!handler(user, section, name, value) && !error) - error = lineno; - memset(value, 0, strlen(value)); - } - else if (!error) { - /* No '=' or ':' found on name[=:]value line */ - error = lineno; - } - } - -#if INI_STOP_ON_FIRST_ERROR - if (error) - break; -#endif - } - -#if !INI_USE_STACK - free(line); -#endif - - return error; -} - -/* See documentation in header file. */ -int ini_parse_file(FILE* file, ini_handler handler, void* user) -{ - return ini_parse_stream((ini_reader)fgets, file, handler, user); -} - -/* See documentation in header file. */ -int ini_parse(const char* filename, ini_handler handler, void* user) -{ - FILE* file; - int error; - - file = fopen(filename, "r"); - if (!file) - return -1; - error = ini_parse_file(file, handler, user); - fclose(file); - return error; -} |