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/* SPDX-License-Identifier: LGPL-2.1+ */
#include <errno.h>
#include <getopt.h>
#include <stdio.h>
#include <stdlib.h>
#include "sd-path.h"
#include "alloc-util.h"
#include "log.h"
#include "macro.h"
#include "main-func.h"
#include "string-util.h"
#include "terminal-util.h"
#include "util.h"
static const char *arg_suffix = NULL;
static const char* const path_table[_SD_PATH_MAX] = {
[SD_PATH_TEMPORARY] = "temporary",
[SD_PATH_TEMPORARY_LARGE] = "temporary-large",
[SD_PATH_SYSTEM_BINARIES] = "system-binaries",
[SD_PATH_SYSTEM_INCLUDE] = "system-include",
[SD_PATH_SYSTEM_LIBRARY_PRIVATE] = "system-library-private",
[SD_PATH_SYSTEM_LIBRARY_ARCH] = "system-library-arch",
[SD_PATH_SYSTEM_SHARED] = "system-shared",
[SD_PATH_SYSTEM_CONFIGURATION_FACTORY] = "system-configuration-factory",
[SD_PATH_SYSTEM_STATE_FACTORY] = "system-state-factory",
[SD_PATH_SYSTEM_CONFIGURATION] = "system-configuration",
[SD_PATH_SYSTEM_RUNTIME] = "system-runtime",
[SD_PATH_SYSTEM_RUNTIME_LOGS] = "system-runtime-logs",
[SD_PATH_SYSTEM_STATE_PRIVATE] = "system-state-private",
[SD_PATH_SYSTEM_STATE_LOGS] = "system-state-logs",
[SD_PATH_SYSTEM_STATE_CACHE] = "system-state-cache",
[SD_PATH_SYSTEM_STATE_SPOOL] = "system-state-spool",
[SD_PATH_USER_BINARIES] = "user-binaries",
[SD_PATH_USER_LIBRARY_PRIVATE] = "user-library-private",
[SD_PATH_USER_LIBRARY_ARCH] = "user-library-arch",
[SD_PATH_USER_SHARED] = "user-shared",
[SD_PATH_USER_CONFIGURATION] = "user-configuration",
[SD_PATH_USER_RUNTIME] = "user-runtime",
[SD_PATH_USER_STATE_CACHE] = "user-state-cache",
[SD_PATH_USER] = "user",
[SD_PATH_USER_DOCUMENTS] = "user-documents",
[SD_PATH_USER_MUSIC] = "user-music",
[SD_PATH_USER_PICTURES] = "user-pictures",
[SD_PATH_USER_VIDEOS] = "user-videos",
[SD_PATH_USER_DOWNLOAD] = "user-download",
[SD_PATH_USER_PUBLIC] = "user-public",
[SD_PATH_USER_TEMPLATES] = "user-templates",
[SD_PATH_USER_DESKTOP] = "user-desktop",
[SD_PATH_SEARCH_BINARIES] = "search-binaries",
[SD_PATH_SEARCH_BINARIES_DEFAULT] = "search-binaries-default",
[SD_PATH_SEARCH_LIBRARY_PRIVATE] = "search-library-private",
[SD_PATH_SEARCH_LIBRARY_ARCH] = "search-library-arch",
[SD_PATH_SEARCH_SHARED] = "search-shared",
[SD_PATH_SEARCH_CONFIGURATION_FACTORY] = "search-configuration-factory",
[SD_PATH_SEARCH_STATE_FACTORY] = "search-state-factory",
[SD_PATH_SEARCH_CONFIGURATION] = "search-configuration",
};
static int list_homes(void) {
uint64_t i = 0;
int r = 0;
for (i = 0; i < ELEMENTSOF(path_table); i++) {
_cleanup_free_ char *p = NULL;
int q;
q = sd_path_home(i, arg_suffix, &p);
if (q == -ENXIO)
continue;
if (q < 0) {
log_error_errno(r, "Failed to query %s: %m", path_table[i]);
r = q;
continue;
}
printf("%s: %s\n", path_table[i], p);
}
return r;
}
static int print_home(const char *n) {
uint64_t i = 0;
int r;
for (i = 0; i < ELEMENTSOF(path_table); i++) {
if (streq(path_table[i], n)) {
_cleanup_free_ char *p = NULL;
r = sd_path_home(i, arg_suffix, &p);
if (r < 0)
return log_error_errno(r, "Failed to query %s: %m", n);
printf("%s\n", p);
return 0;
}
}
log_error("Path %s not known.", n);
return -EOPNOTSUPP;
}
static int help(void) {
_cleanup_free_ char *link = NULL;
int r;
r = terminal_urlify_man("systemd-path", "1", &link);
if (r < 0)
return log_oom();
printf("%s [OPTIONS...] [NAME...]\n\n"
"Show system and user paths.\n\n"
" -h --help Show this help\n"
" --version Show package version\n"
" --suffix=SUFFIX Suffix to append to paths\n"
"\nSee the %s for details.\n"
, program_invocation_short_name
, link
);
return 0;
}
static int parse_argv(int argc, char *argv[]) {
enum {
ARG_VERSION = 0x100,
ARG_SUFFIX,
};
static const struct option options[] = {
{ "help", no_argument, NULL, 'h' },
{ "version", no_argument, NULL, ARG_VERSION },
{ "suffix", required_argument, NULL, ARG_SUFFIX },
{}
};
int c;
assert(argc >= 0);
assert(argv);
while ((c = getopt_long(argc, argv, "h", options, NULL)) >= 0)
switch (c) {
case 'h':
return help();
case ARG_VERSION:
return version();
case ARG_SUFFIX:
arg_suffix = optarg;
break;
case '?':
return -EINVAL;
default:
assert_not_reached("Unhandled option");
}
return 1;
}
static int run(int argc, char* argv[]) {
int r;
log_parse_environment();
log_open();
r = parse_argv(argc, argv);
if (r <= 0)
return r;
if (argc > optind) {
int i, q;
for (i = optind; i < argc; i++) {
q = print_home(argv[i]);
if (q < 0)
r = q;
}
return r;
} else
return list_homes();
}
DEFINE_MAIN_FUNCTION(run);
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