diff options
Diffstat (limited to 'parsing.c')
-rw-r--r-- | parsing.c | 106 |
1 files changed, 106 insertions, 0 deletions
diff --git a/parsing.c b/parsing.c new file mode 100644 index 0000000..98b3243 --- /dev/null +++ b/parsing.c @@ -0,0 +1,106 @@ +/* config.c: parsing of config files + * + * Copyright (C) 2006 Lars Hjemli + * + * Licensed under GNU General Public License v2 + * (see COPYING for full license text) + */ + +#include "cgit.h" + +int next_char(FILE *f) +{ + int c = fgetc(f); + if (c=='\r') { + c = fgetc(f); + if (c!='\n') { + ungetc(c, f); + c = '\r'; + } + } + return c; +} + +void skip_line(FILE *f) +{ + int c; + + while((c=next_char(f)) && c!='\n' && c!=EOF) + ; +} + +int read_config_line(FILE *f, char *line, const char **value, int bufsize) +{ + int i = 0, isname = 0; + + *value = NULL; + while(i<bufsize-1) { + int c = next_char(f); + if (!isname && (c=='#' || c==';')) { + skip_line(f); + continue; + } + if (!isname && isspace(c)) + continue; + + if (c=='=' && !*value) { + line[i] = 0; + *value = &line[i+1]; + } else if (c=='\n' && !isname) { + i = 0; + continue; + } else if (c=='\n' || c==EOF) { + line[i] = 0; + break; + } else { + line[i]=c; + } + isname = 1; + i++; + } + line[i+1] = 0; + return i; +} + +int cgit_read_config(const char *filename, configfn fn) +{ + int ret = 0, len; + char line[256]; + const char *value; + FILE *f = fopen(filename, "r"); + + if (!f) + return -1; + + while((len = read_config_line(f, line, &value, sizeof(line))) > 0) + (*fn)(line, value); + + fclose(f); + return ret; +} + +int cgit_parse_query(char *txt, configfn fn) +{ + char *t, *value = NULL, c; + + if (!txt) + return 0; + + t = txt = xstrdup(txt); + + while((c=*t) != '\0') { + if (c=='=') { + *t = '\0'; + value = t+1; + } else if (c=='&') { + *t = '\0'; + (*fn)(txt, value); + txt = t+1; + value = NULL; + } + t++; + } + if (t!=txt) + (*fn)(txt, value); + return 0; +} |