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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 15:35:18 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 15:35:18 +0000 |
commit | b750101eb236130cf056c675997decbac904cc49 (patch) | |
tree | a5df1a06754bdd014cb975c051c83b01c9a97532 /src/test/test-chase-symlinks.c | |
parent | Initial commit. (diff) | |
download | systemd-b750101eb236130cf056c675997decbac904cc49.tar.xz systemd-b750101eb236130cf056c675997decbac904cc49.zip |
Adding upstream version 252.22.upstream/252.22
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/test/test-chase-symlinks.c')
-rw-r--r-- | src/test/test-chase-symlinks.c | 115 |
1 files changed, 115 insertions, 0 deletions
diff --git a/src/test/test-chase-symlinks.c b/src/test/test-chase-symlinks.c new file mode 100644 index 0000000..9e50c5c --- /dev/null +++ b/src/test/test-chase-symlinks.c @@ -0,0 +1,115 @@ +/* SPDX-License-Identifier: LGPL-2.1-or-later */ +#include <getopt.h> + +#include "chase-symlinks.h" +#include "fd-util.h" +#include "log.h" +#include "main-func.h" + +static char *arg_root = NULL; +static int arg_flags = 0; +static bool arg_open = false; + +static int parse_argv(int argc, char *argv[]) { + enum { + ARG_ROOT = 0x1000, + ARG_OPEN, + }; + + static const struct option options[] = { + { "help", no_argument, NULL, 'h' }, + { "root", required_argument, NULL, ARG_ROOT }, + { "open", no_argument, NULL, ARG_OPEN }, + + { "prefix-root", no_argument, NULL, CHASE_PREFIX_ROOT }, + { "nonexistent", no_argument, NULL, CHASE_NONEXISTENT }, + { "no_autofs", no_argument, NULL, CHASE_NO_AUTOFS }, + { "safe", no_argument, NULL, CHASE_SAFE }, + { "trail-slash", no_argument, NULL, CHASE_TRAIL_SLASH }, + { "step", no_argument, NULL, CHASE_STEP }, + { "nofollow", no_argument, NULL, CHASE_NOFOLLOW }, + { "warn", no_argument, NULL, CHASE_WARN }, + {} + }; + + int c; + + assert_se(argc >= 0); + assert_se(argv); + + while ((c = getopt_long(argc, argv, "", options, NULL)) >= 0) + switch (c) { + + case 'h': + printf("Syntax:\n" + " %s [OPTION...] path...\n" + "Options:\n" + , argv[0]); + for (size_t i = 0; i < ELEMENTSOF(options) - 1; i++) + printf(" --%s\n", options[i].name); + return 0; + + case ARG_ROOT: + arg_root = optarg; + break; + + case ARG_OPEN: + arg_open = true; + break; + + case CHASE_PREFIX_ROOT: + case CHASE_NONEXISTENT: + case CHASE_NO_AUTOFS: + case CHASE_SAFE: + case CHASE_TRAIL_SLASH: + case CHASE_STEP: + case CHASE_NOFOLLOW: + case CHASE_WARN: + arg_flags |= c; + break; + + case '?': + return -EINVAL; + + default: + assert_not_reached(); + } + + if (optind == argc) + return log_error_errno(SYNTHETIC_ERRNO(EINVAL), "At least one argument is required."); + + return 1; +} + +static int run(int argc, char **argv) { + int r; + + log_setup(); + + r = parse_argv(argc, argv); + if (r <= 0) + return r; + + for (int i = optind; i < argc; i++) { + _cleanup_free_ char *p = NULL; + _cleanup_close_ int fd = -1; + + printf("%s ", argv[i]); + fflush(stdout); + + r = chase_symlinks(argv[i], arg_root, arg_flags, &p, arg_open ? &fd : NULL); + if (r < 0) + log_error_errno(r, "failed: %m"); + else { + log_info("→ %s", p); + if (arg_open) + assert_se(fd >= 0); + else + assert_se(fd == -1); + } + } + + return 0; +} + +DEFINE_MAIN_FUNCTION(run); |