| index : pacman | |
| Archlinux32 fork of pacman | gitolite user |
| summaryrefslogtreecommitdiff |
| -rw-r--r-- | src/pacman/conf.c | 149 |
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(§ion, 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, §ion, NULL, 1, 0))) { - free(section); + if((ret = _parseconfig(file, §ion, 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, §ion, NULL, 0, 0); - free(section); + return _parseconfig(file, §ion, 0, 0); } /* vim: set ts=2 sw=2 noet: */ |