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- /*
- * builtin-config.c
- *
- * Copyright (C) 2015, Taeung Song <treeze.taeung@gmail.com>
- *
- */
- #include "builtin.h"
- #include "perf.h"
- #include "util/cache.h"
- #include <subcmd/parse-options.h>
- #include "util/util.h"
- #include "util/debug.h"
- #include "util/config.h"
- static bool use_system_config, use_user_config;
- static const char * const config_usage[] = {
- "perf config [<file-option>] [options]",
- NULL
- };
- enum actions {
- ACTION_LIST = 1
- } actions;
- static struct option config_options[] = {
- OPT_SET_UINT('l', "list", &actions,
- "show current config variables", ACTION_LIST),
- OPT_BOOLEAN(0, "system", &use_system_config, "use system config file"),
- OPT_BOOLEAN(0, "user", &use_user_config, "use user config file"),
- OPT_END()
- };
- static int show_config(struct perf_config_set *set)
- {
- struct perf_config_section *section;
- struct perf_config_item *item;
- if (set == NULL)
- return -1;
- perf_config_set__for_each_entry(set, section, item) {
- char *value = item->value;
- if (value)
- printf("%s.%s=%s\n", section->name,
- item->name, value);
- }
- return 0;
- }
- int cmd_config(int argc, const char **argv, const char *prefix __maybe_unused)
- {
- int ret = 0;
- struct perf_config_set *set;
- char *user_config = mkpath("%s/.perfconfig", getenv("HOME"));
- argc = parse_options(argc, argv, config_options, config_usage,
- PARSE_OPT_STOP_AT_NON_OPTION);
- if (use_system_config && use_user_config) {
- pr_err("Error: only one config file at a time\n");
- parse_options_usage(config_usage, config_options, "user", 0);
- parse_options_usage(NULL, config_options, "system", 0);
- return -1;
- }
- if (use_system_config)
- config_exclusive_filename = perf_etc_perfconfig();
- else if (use_user_config)
- config_exclusive_filename = user_config;
- /*
- * At only 'config' sub-command, individually use the config set
- * because of reinitializing with options config file location.
- */
- set = perf_config_set__new();
- if (!set) {
- ret = -1;
- goto out_err;
- }
- switch (actions) {
- case ACTION_LIST:
- if (argc) {
- pr_err("Error: takes no arguments\n");
- parse_options_usage(config_usage, config_options, "l", 1);
- } else {
- ret = show_config(set);
- if (ret < 0) {
- const char * config_filename = config_exclusive_filename;
- if (!config_exclusive_filename)
- config_filename = user_config;
- pr_err("Nothing configured, "
- "please check your %s \n", config_filename);
- }
- }
- break;
- default:
- usage_with_options(config_usage, config_options);
- }
- perf_config_set__delete(set);
- out_err:
- return ret;
- }
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