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authorStephan Lachnit <stephanlachnit@protonmail.com>2020-02-28 10:41:01 +0100
committerHarry Jeffery <harry@exec64.co.uk>2020-12-02 00:19:14 +0000
commit84a1f7aa83326f1e4aac20e02d81f9c8dc4d5310 (patch)
treee4e6c2066fc389be4c833663cc136a277f167f3d /src/ini.c
parent82960d3c41601652860843c1040acaf7860d79d0 (diff)
downloadimv-84a1f7aa83326f1e4aac20e02d81f9c8dc4d5310.tar.gz
Use system inih if available
* inih is now widely available as a system library * if not, a fallback from Wrap DB can be used Signed-off-by: Stephan Lachnit <stephanlachnit@protonmail.com>
Diffstat (limited to 'src/ini.c')
-rw-r--r--src/ini.c244
1 files changed, 0 insertions, 244 deletions
diff --git a/src/ini.c b/src/ini.c
deleted file mode 100644
index f9dba36..0000000
--- a/src/ini.c
+++ /dev/null
@@ -1,244 +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 "ini.h"
-
-#if !INI_USE_STACK
-#include <stdlib.h>
-#endif
-
-#define MAX_SECTION 50
-#define MAX_NAME 50
-
-/* Used by ini_parse_string() to keep track of string parsing state. */
-typedef struct {
- const char* ptr;
- size_t num_left;
-} ini_parse_string_ctx;
-
-/* 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);
- 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
-
-#if INI_HANDLER_LINENO
-#define HANDLER(u, s, n, v) handler(u, s, n, v, lineno)
-#else
-#define HANDLER(u, s, n, v) handler(u, s, n, v)
-#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 = end + 1;
-#if INI_ALLOW_INLINE_COMMENTS
- end = find_chars_or_comment(value, NULL);
- if (*end)
- *end = '\0';
-#endif
- value = lskip(value);
- 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;
- }
- 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;
-}
-
-/* An ini_reader function to read the next line from a string buffer. This
- is the fgets() equivalent used by ini_parse_string(). */
-static char* ini_reader_string(char* str, int num, void* stream) {
- ini_parse_string_ctx* ctx = (ini_parse_string_ctx*)stream;
- const char* ctx_ptr = ctx->ptr;
- size_t ctx_num_left = ctx->num_left;
- char* strp = str;
- char c;
-
- if (ctx_num_left == 0 || num < 2)
- return NULL;
-
- while (num > 1 && ctx_num_left != 0) {
- c = *ctx_ptr++;
- ctx_num_left--;
- *strp++ = c;
- if (c == '\n')
- break;
- num--;
- }
-
- *strp = '\0';
- ctx->ptr = ctx_ptr;
- ctx->num_left = ctx_num_left;
- return str;
-}
-
-/* See documentation in header file. */
-int ini_parse_string(const char* string, ini_handler handler, void* user) {
- ini_parse_string_ctx ctx;
-
- ctx.ptr = string;
- ctx.num_left = strlen(string);
- return ini_parse_stream((ini_reader)ini_reader_string, &ctx, handler,
- user);
-}