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-rw-r--r--src/pacman/conf.c149
1 files changed, 100 insertions, 49 deletions
diff --git a/src/pacman/conf.c b/src/pacman/conf.c
index 68fe59c2..a5bc1485 100644
--- a/src/pacman/conf.c
+++ b/src/pacman/conf.c
@@ -507,20 +507,93 @@ static int setup_libalpm(void)
return 0;
}
+/**
+ * Allows parsing in advance of an entire config section before we start
+ * calling library methods.
+ */
+struct section_t {
+ /* useful for all sections */
+ char *name;
+ int is_options;
+ /* db section option gathering */
+ pgp_verify_t sigverify;
+ alpm_list_t *servers;
+};
+
+/**
+ * Wrap up a section once we have reached the end of it. This should be called
+ * when a subsequent section is encountered, or when we have reached the end of
+ * the root config file. Once called, all existing saved config pieces on the
+ * section struct are freed.
+ * @param section the current parsed and saved section data
+ * @param parse_options whether we are parsing options or repo data
+ * @return 0 on success, 1 on failure
+ */
+static int finish_section(struct section_t *section, int parse_options)
+{
+ int ret = 0;
+ alpm_list_t *i;
+ pmdb_t *db;
+
+ pm_printf(PM_LOG_DEBUG, "config: finish section '%s'\n", section->name);
+
+ /* parsing options (or nothing)- nothing to do except free the pieces */
+ if(!section->name || parse_options || section->is_options) {
+ goto cleanup;
+ }
+
+ /* if we are not looking at options sections only, register a db */
+ db = alpm_db_register_sync(config->handle, section->name);
+ if(db == NULL) {
+ pm_printf(PM_LOG_ERROR, _("could not register '%s' database (%s)\n"),
+ section->name, alpm_strerror(alpm_errno(config->handle)));
+ ret = 1;
+ goto cleanup;
+ }
+
+ if(section->sigverify) {
+ if(alpm_db_set_pgp_verify(db, section->sigverify)) {
+ pm_printf(PM_LOG_ERROR,
+ _("could not set verify option for database '%s' (%s)\n"),
+ section->name, alpm_strerror(alpm_errno(config->handle)));
+ ret = 1;
+ goto cleanup;
+ }
+ }
+
+ for(i = section->servers; i; i = alpm_list_next(i)) {
+ char *value = alpm_list_getdata(i);
+ if(_add_mirror(db, value) != 0) {
+ pm_printf(PM_LOG_ERROR,
+ _("could not add mirror '%s' to database '%s' (%s)\n"),
+ value, section->name, alpm_strerror(alpm_errno(config->handle)));
+ ret = 1;
+ goto cleanup;
+ }
+ free(value);
+ }
+
+cleanup:
+ alpm_list_free(section->servers);
+ section->servers = NULL;
+ section->sigverify = 0;
+ free(section->name);
+ section->name = NULL;
+ return ret;
+}
/** The "real" parseconfig. Each "Include" directive will recall this method so
* 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
* within ourself on an include.
* @param file path to the config file
- * @param section the current active section name; should be freed after all
- * parsing is complete
- * @param db the current active alpm database object
+ * @param section the current active section
* @param parse_options whether to parse and call methods for the options
* section; if 0, parse and call methods for the repos sections
* @param depth the current recursion depth
- **/
-static int _parseconfig(const char *file, char **section, pmdb_t *db,
+ * @return 0 on success, 1 on failure
+ */
+static int _parseconfig(const char *file, struct section_t *section,
int parse_options, int depth)
{
FILE *fp = NULL;
@@ -560,14 +633,6 @@ static int _parseconfig(const char *file, char **section, pmdb_t *db,
*ptr = '\0';
}
- /* sanity check */
- if(parse_options && db) {
- pm_printf(PM_LOG_ERROR, _("config file %s, line %d: parsing options but have a database.\n"),
- file, linenum);
- ret = 1;
- goto cleanup;
- }
-
if(line[0] == '[' && line[line_len - 1] == ']') {
char *name;
/* only possibility here is a line == '[]' */
@@ -580,21 +645,14 @@ static int _parseconfig(const char *file, char **section, pmdb_t *db,
/* new config section, skip the '[' */
name = strdup(line + 1);
name[line_len - 2] = '\0';
- pm_printf(PM_LOG_DEBUG, "config: new section '%s'\n", name);
- /* if we are not looking at the options section, register a db */
- if(!parse_options && strcmp(name, "options") != 0) {
- db = alpm_db_register_sync(config->handle, name);
- if(db == NULL) {
- pm_printf(PM_LOG_ERROR, _("could not register '%s' database (%s)\n"),
- name, alpm_strerror(alpm_errno(config->handle)));
- ret = 1;
- goto cleanup;
- }
- }
- if(*section) {
- free(*section);
+ /* we're at a new section; perform any post-actions for the prior */
+ if(finish_section(section, parse_options)) {
+ ret = 1;
+ goto cleanup;
}
- *section = name;
+ pm_printf(PM_LOG_DEBUG, "config: new section '%s'\n", name);
+ section->name = name;
+ section->is_options = (strcmp(name, "options") == 0);
continue;
}
@@ -613,7 +671,7 @@ static int _parseconfig(const char *file, char **section, pmdb_t *db,
goto cleanup;
}
/* For each directive, compare to the camelcase string. */
- if(*section == NULL) {
+ if(section->name == NULL) {
pm_printf(PM_LOG_ERROR, _("config file %s, line %d: All directives must belong to a section.\n"),
file, linenum);
ret = 1;
@@ -653,19 +711,19 @@ static int _parseconfig(const char *file, char **section, pmdb_t *db,
for(gindex = 0; gindex < globbuf.gl_pathc; gindex++) {
pm_printf(PM_LOG_DEBUG, "config file %s, line %d: including %s\n",
file, linenum, globbuf.gl_pathv[gindex]);
- _parseconfig(globbuf.gl_pathv[gindex], section, db, parse_options, depth++);
+ _parseconfig(globbuf.gl_pathv[gindex], section, parse_options, depth + 1);
}
break;
}
globfree(&globbuf);
continue;
}
- if(parse_options && strcmp(*section, "options") == 0) {
+ if(parse_options && section->is_options) {
/* we are either in options ... */
if((ret = _parse_options(key, value, file, linenum)) != 0) {
goto cleanup;
}
- } else if (!parse_options && strcmp(*section, "options") != 0) {
+ } else if (!parse_options && !section->is_options) {
/* ... or in a repo section */
if(strcmp(key, "Server") == 0) {
if(value == NULL) {
@@ -674,19 +732,11 @@ static int _parseconfig(const char *file, char **section, pmdb_t *db,
ret = 1;
goto cleanup;
}
- if(_add_mirror(db, value) != 0) {
- ret = 1;
- goto cleanup;
- }
+ section->servers = alpm_list_add(section->servers, strdup(value));
} else if(strcmp(key, "VerifySig") == 0) {
pgp_verify_t level = option_verifysig(value);
if(level != PM_PGP_VERIFY_UNKNOWN) {
- ret = alpm_db_set_pgp_verify(db, level);
- if(ret != 0) {
- pm_printf(PM_LOG_ERROR, _("could not add set verify option for database '%s': %s (%s)\n"),
- alpm_db_get_name(db), value, alpm_strerror(alpm_errno(config->handle)));
- goto cleanup;
- }
+ section->sigverify = level;
} else {
pm_printf(PM_LOG_ERROR,
_("config file %s, line %d: directive '%s' has invalid value '%s'\n"),
@@ -697,11 +747,15 @@ static int _parseconfig(const char *file, char **section, pmdb_t *db,
} else {
pm_printf(PM_LOG_WARNING,
_("config file %s, line %d: directive '%s' in section '%s' not recognized.\n"),
- file, linenum, key, *section);
+ file, linenum, key, section->name);
}
}
}
+ if(depth == 0) {
+ ret = finish_section(section, parse_options);
+ }
+
cleanup:
fclose(fp);
pm_printf(PM_LOG_DEBUG, "config: finished parsing %s\n", file);
@@ -715,26 +769,23 @@ cleanup:
int parseconfig(const char *file)
{
int ret;
- char *section = NULL;
+ struct section_t section;
+ memset(&section, 0, sizeof(struct section_t));
/* the config parse is a two-pass affair. We first parse the entire thing for
* the [options] section so we can get all default and path options set.
* Next, we go back and parse everything but [options]. */
/* call the real parseconfig function with a null section & db argument */
pm_printf(PM_LOG_DEBUG, "parseconfig: options pass\n");
- if((ret = _parseconfig(file, &section, NULL, 1, 0))) {
- free(section);
+ if((ret = _parseconfig(file, &section, 1, 0))) {
return ret;
}
- free(section);
if((ret = setup_libalpm())) {
return ret;
}
/* second pass, repo section parsing */
- section = NULL;
pm_printf(PM_LOG_DEBUG, "parseconfig: repo pass\n");
- return _parseconfig(file, &section, NULL, 0, 0);
- free(section);
+ return _parseconfig(file, &section, 0, 0);
}
/* vim: set ts=2 sw=2 noet: */
generated by cgit v1.2.3-24-g4f1b (git 2.32.0) at 2024-05-27 02:15:46 +0200