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conf.c: pass _parse_directive as a callback

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This will allow passing arbitrary key/value handlers.

Signed-off-by: Andrew Gregory <andrew.gregory.8@gmail.com>
Signed-off-by: Allan McRae <allan@archlinux.org>
This commit is contained in:
Andrew Gregory 2013-07-22 02:46:49 -04:00 committed by Allan McRae
parent 26da037fd5
commit ab84249a58
1 changed files with 12 additions and 8 deletions
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20
src/pacman/conf.c
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@ -841,8 +841,9 @@ cleanup:
} }
static int _parse_directive(const char *file, int linenum, const char *name, static int _parse_directive(const char *file, int linenum, const char *name,
char *key, char *value, struct section_t *section) char *key, char *value, void *data)
{ {
struct section_t *section = data;
if(!key && !value) { if(!key && !value) {
int ret = finish_section(section); int ret = finish_section(section);
pm_printf(ALPM_LOG_DEBUG, "config: new section '%s'\n", name); pm_printf(ALPM_LOG_DEBUG, "config: new section '%s'\n", name);
@ -872,6 +873,9 @@ static int _parse_directive(const char *file, int linenum, const char *name,
return 0; return 0;
} }
typedef int (ini_parser_fn)(const char *file, int line, const char *section,
char *key, char *value, void *data);
/** The "real" parseconfig. Each "Include" directive will recall this method so /** The "real" parseconfig. Each "Include" directive will recall this method so
* recursion and stack depth are limited to 10 levels. The publicly visible * recursion and stack depth are limited to 10 levels. The publicly visible
* parseconfig calls this with a NULL section argument so we can recall from * parseconfig calls this with a NULL section argument so we can recall from
@ -881,7 +885,7 @@ static int _parse_directive(const char *file, int linenum, const char *name,
* @param depth the current recursion depth * @param depth the current recursion depth
* @return 0 on success, 1 on failure * @return 0 on success, 1 on failure
*/ */
static int _parseconfig(const char *file, struct section_t *section, static int _parseconfig(const char *file, ini_parser_fn cb, void *data,
char **section_name, int depth) char **section_name, int depth)
{ {
FILE *fp = NULL; FILE *fp = NULL;
@ -936,7 +940,7 @@ static int _parseconfig(const char *file, struct section_t *section,
name = strdup(line + 1); name = strdup(line + 1);
name[line_len - 2] = '\0'; name[line_len - 2] = '\0';
ret = _parse_directive(file, linenum, name, NULL, NULL, section); ret = cb(file, linenum, name, NULL, NULL, data);
free(*section_name); free(*section_name);
*section_name = name; *section_name = name;
@ -994,7 +998,7 @@ static int _parseconfig(const char *file, struct section_t *section,
for(gindex = 0; gindex < globbuf.gl_pathc; gindex++) { for(gindex = 0; gindex < globbuf.gl_pathc; gindex++) {
pm_printf(ALPM_LOG_DEBUG, "config file %s, line %d: including %s\n", pm_printf(ALPM_LOG_DEBUG, "config file %s, line %d: including %s\n",
file, linenum, globbuf.gl_pathv[gindex]); file, linenum, globbuf.gl_pathv[gindex]);
_parseconfig(globbuf.gl_pathv[gindex], section, _parseconfig(globbuf.gl_pathv[gindex], cb, data,
section_name, depth + 1); section_name, depth + 1);
} }
break; break;
@ -1002,13 +1006,13 @@ static int _parseconfig(const char *file, struct section_t *section,
globfree(&globbuf); globfree(&globbuf);
continue; continue;
} }
if((ret = _parse_directive(file, linenum, *section_name, key, value, section)) != 0) { if((ret = cb(file, linenum, *section_name, key, value, data)) != 0) {
goto cleanup; goto cleanup;
} }
} }
if(depth == 0) { if(depth == 0) {
ret = _parse_directive(NULL, 0, NULL, NULL, NULL, section); ret = cb(NULL, 0, NULL, NULL, NULL, data);
} }
cleanup: cleanup:
@ -1041,7 +1045,7 @@ int parseconfig(const char *file)
/* call the real parseconfig function with a null section & db argument */ /* call the real parseconfig function with a null section & db argument */
pm_printf(ALPM_LOG_DEBUG, "parseconfig: options pass\n"); pm_printf(ALPM_LOG_DEBUG, "parseconfig: options pass\n");
section.parse_options = 1; section.parse_options = 1;
if((ret = _parseconfig(file, &section, &section_name, 0))) { if((ret = _parseconfig(file, _parse_directive, &section, &section_name, 0))) {
return ret; return ret;
} }
if((ret = setup_libalpm())) { if((ret = setup_libalpm())) {
@ -1050,7 +1054,7 @@ int parseconfig(const char *file)
/* second pass, repo section parsing */ /* second pass, repo section parsing */
pm_printf(ALPM_LOG_DEBUG, "parseconfig: repo pass\n"); pm_printf(ALPM_LOG_DEBUG, "parseconfig: repo pass\n");
section.parse_options = 0; section.parse_options = 0;
return _parseconfig(file, &section, &section_name, 0); return _parseconfig(file, _parse_directive, &section, &section_name, 0);
} }
/* vim: set ts=2 sw=2 noet: */ /* vim: set ts=2 sw=2 noet: */