X-Git-Url: http://git.ozlabs.org/?p=petitboot;a=blobdiff_plain;f=lib%2Fsystem%2Fsystem.c;h=6e80b24ec1eaac9176629af6799f292546c668a1;hp=cbf6b9fc5a8b43472dc5c4ea7b823e83b196ee8a;hb=44e9d1d04a3120476ac50a14bfa34fbd091190c9;hpb=76fdd1c6932624e1783d5d53683919c35728c945 diff --git a/lib/system/system.c b/lib/system/system.c index cbf6b9f..6e80b24 100644 --- a/lib/system/system.c +++ b/lib/system/system.c @@ -24,9 +24,10 @@ const struct pb_system_apps pb_system_apps = { .shutdown = HOST_PROG_SHUTDOWN, .sftp = HOST_PROG_SFTP, .tftp = HOST_PROG_TFTP, - .udevadm = HOST_PROG_UDEVADM, .umount = HOST_PROG_UMOUNT, .wget = HOST_PROG_WGET, + .ip = HOST_PROG_IP, + .udhcpc = HOST_PROG_UDHCPC, }; int pb_mkdir_recursive(const char *dir) @@ -100,83 +101,3 @@ int pb_rmdir_recursive(const char *base, const char *dir) return 0; } - -/** - * pb_run_cmd - Run the supplied command. - * @cmd_argv: An argument list array for execv. - * @wait: Wait for the child process to complete before returning. - * @dry_run: Don't actually fork and exec. - */ - -int pb_run_cmd(const char *const *cmd_argv, int wait, int dry_run) -{ -#if defined(DEBUG) - enum {do_debug = 1}; -#else - enum {do_debug = 0}; -#endif - int status; - pid_t pid; - - if (do_debug) { - const char *const *p = cmd_argv; - - pb_log("%s: %s", __func__, (dry_run ? "(dry-run) " : "")); - - while (*p) { - pb_log("%s ", *p); - p++; - } - pb_log("\n"); - } else - pb_log("%s: %s%s\n", __func__, (dry_run ? "(dry-run) " : ""), - cmd_argv[0]); - - if (dry_run) - return 0; - - pid = fork(); - - if (pid == -1) { - pb_log("%s: fork failed: %s\n", __func__, strerror(errno)); - return -1; - } - - if (pid == 0) { - int log = fileno(pb_log_get_stream()); - - /* Redirect child output to log. */ - - status = dup2(log, STDOUT_FILENO); - assert(status != -1); - - status = dup2(log, STDERR_FILENO); - assert(status != -1); - - execvp(cmd_argv[0], (char *const *)cmd_argv); - pb_log("%s: exec failed: %s\n", __func__, strerror(errno)); - exit(EXIT_FAILURE); - } - - if (!wait && !waitpid(pid, &status, WNOHANG)) - return 0; - - if (waitpid(pid, &status, 0) == -1) { - pb_log("%s: waitpid failed: %s\n", __func__, - strerror(errno)); - return -1; - } - - if (do_debug && WIFSIGNALED(status) && WTERMSIG(status) == SIGINT) - pb_log("%s: signaled\n", __func__); - - if (!WIFEXITED(status)) { - pb_log("%s: %s failed\n", __func__, cmd_argv[0]); - return -1; - } - - if (WEXITSTATUS(status)) - pb_log("%s: WEXITSTATUS %d\n", __func__, WEXITSTATUS(status)); - - return WEXITSTATUS(status); -}