82 рядки
1.2 KiB
C
82 рядки
1.2 KiB
C
/* config.c: parsing of config files
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*
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* Copyright (C) 2006 Lars Hjemli
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*
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* Licensed under GNU General Public License v2
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* (see COPYING for full license text)
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*/
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#include "cgit.h"
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int next_char(FILE *f)
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{
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int c = fgetc(f);
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if (c=='\r') {
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c = fgetc(f);
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if (c!='\n') {
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ungetc(c, f);
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c = '\r';
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}
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}
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return c;
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}
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void skip_line(FILE *f)
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{
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int c;
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while((c=next_char(f)) && c!='\n' && c!=EOF)
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;
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}
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int read_config_line(FILE *f, char *line, const char **value, int bufsize)
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{
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int i = 0, isname = 0;
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*value = NULL;
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while(i<bufsize-1) {
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int c = next_char(f);
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if (!isname && (c=='#' || c==';')) {
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skip_line(f);
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continue;
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}
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if (!isname && isspace(c))
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continue;
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if (c=='=' && !*value) {
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line[i] = 0;
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*value = &line[i+1];
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} else if (c=='\n' && !isname) {
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i = 0;
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continue;
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} else if (c=='\n' || c==EOF) {
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line[i] = 0;
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break;
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} else {
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line[i]=c;
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}
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isname = 1;
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i++;
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}
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line[i+1] = 0;
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return i;
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}
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int cgit_read_config(const char *filename, configfn fn)
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{
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int ret = 0, len;
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char line[256];
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const char *value;
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FILE *f = fopen(filename, "r");
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if (!f)
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return -1;
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while((len = read_config_line(f, line, &value, sizeof(line))) > 0)
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(*fn)(line, value);
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fclose(f);
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return ret;
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}
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