2 #if defined(HAVE_CONFIG_H)
12 #include <sys/types.h>
16 #include <talloc/talloc.h>
19 const struct pb_system_apps pb_system_apps = {
22 .kexec = HOST_PROG_KEXEC,
23 .mount = HOST_PROG_MOUNT,
24 .shutdown = HOST_PROG_SHUTDOWN,
25 .sftp = HOST_PROG_SFTP,
26 .tftp = HOST_PROG_TFTP,
27 .umount = HOST_PROG_UMOUNT,
28 .wget = HOST_PROG_WGET,
30 .udhcpc = HOST_PROG_UDHCPC,
33 int pb_mkdir_recursive(const char *dir)
42 if (!stat(dir, &statbuf)) {
43 if (!S_ISDIR(statbuf.st_mode)) {
44 pb_log("%s: %s exists, but isn't a directory\n",
51 str = talloc_strdup(NULL, dir);
52 sep = strchr(*str == '/' ? str + 1 : str, '/');
56 /* terminate the path at sep */
60 if (mkdir(str, mode) && errno != EEXIST) {
61 pb_log("mkdir(%s): %s\n", str, strerror(errno));
68 /* reset dir to the full path */
70 sep = strchr(sep + 1, '/');
78 int pb_rmdir_recursive(const char *base, const char *dir)
82 /* sanity check: make sure that dir is within base */
83 if (strncmp(base, dir, strlen(base)))
86 cur = talloc_strdup(NULL, dir);
88 while (strcmp(base, dir)) {
92 /* null-terminate at the last slash */
93 pos = strrchr(dir, '/');
106 * pb_run_cmd - Run the supplied command.
107 * @cmd_argv: An argument list array for execv.
108 * @wait: Wait for the child process to complete before returning.
109 * @dry_run: Don't actually fork and exec.
112 int pb_run_cmd(const char *const *cmd_argv, int wait, int dry_run)
123 const char *const *p = cmd_argv;
125 pb_log("%s: %s", __func__, (dry_run ? "(dry-run) " : ""));
133 pb_log("%s: %s%s\n", __func__, (dry_run ? "(dry-run) " : ""),
142 pb_log("%s: fork failed: %s\n", __func__, strerror(errno));
147 int log = fileno(pb_log_get_stream());
149 /* Redirect child output to log. */
151 status = dup2(log, STDOUT_FILENO);
152 assert(status != -1);
154 status = dup2(log, STDERR_FILENO);
155 assert(status != -1);
157 execvp(cmd_argv[0], (char *const *)cmd_argv);
158 pb_log("%s: exec failed: %s\n", __func__, strerror(errno));
162 if (!wait && !waitpid(pid, &status, WNOHANG))
165 if (waitpid(pid, &status, 0) == -1) {
166 pb_log("%s: waitpid failed: %s\n", __func__,
171 if (do_debug && WIFSIGNALED(status) && WTERMSIG(status) == SIGINT)
172 pb_log("%s: signaled\n", __func__);
174 if (!WIFEXITED(status)) {
175 pb_log("%s: %s failed\n", __func__, cmd_argv[0]);
179 if (WEXITSTATUS(status))
180 pb_log("%s: WEXITSTATUS %d\n", __func__, WEXITSTATUS(status));
182 return WEXITSTATUS(status);