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Diffstat (limited to 'cmd/runsvc/runsvc.c')
-rw-r--r--cmd/runsvc/runsvc.c115
1 files changed, 0 insertions, 115 deletions
diff --git a/cmd/runsvc/runsvc.c b/cmd/runsvc/runsvc.c
deleted file mode 100644
index 75fdc46..0000000
--- a/cmd/runsvc/runsvc.c
+++ /dev/null
@@ -1,115 +0,0 @@
-/* SPDX-License-Identifier: ISC */
-#include "runsvc.h"
-
-static int setup_tty(const char *tty, bool truncate)
-{
- int fd;
-
- if (tty == NULL)
- return 0;
-
- fd = open(tty, O_RDWR);
- if (fd < 0) {
- perror(tty);
- return -1;
- }
-
- if (truncate)
- ftruncate(fd, 0);
-
- close(STDIN_FILENO);
- close(STDOUT_FILENO);
- close(STDERR_FILENO);
-
- setsid();
-
- dup2(fd, STDIN_FILENO);
- dup2(fd, STDOUT_FILENO);
- dup2(fd, STDERR_FILENO);
- close(fd);
- return 0;
-}
-
-static __attribute__((noreturn)) void argv_exec(exec_t *e)
-{
- char **argv = alloca(sizeof(char *) * (e->argc + 1)), *ptr;
- int i;
-
- for (ptr = e->args, i = 0; i < e->argc; ++i, ptr += strlen(ptr) + 1)
- argv[i] = ptr;
-
- argv[i] = NULL;
- execvp(argv[0], argv);
- perror(argv[0]);
- exit(EXIT_FAILURE);
-}
-
-static int run_sequentially(exec_t *list)
-{
- pid_t ret, pid;
- int status;
-
- for (; list != NULL; list = list->next) {
- if (list->next == NULL)
- argv_exec(list);
-
- pid = fork();
-
- if (pid == 0)
- argv_exec(list);
-
- if (pid == -1) {
- perror("fork");
- return EXIT_FAILURE;
- }
-
- do {
- ret = waitpid(pid, &status, 0);
- } while (ret != pid);
-
- if (!WIFEXITED(status))
- return EXIT_FAILURE;
-
- if (WEXITSTATUS(status) != EXIT_SUCCESS)
- return WEXITSTATUS(status);
- }
-
- return EXIT_SUCCESS;
-}
-
-/*****************************************************************************/
-
-int main(int argc, char **argv)
-{
- service_t *svc = NULL;
- int dirfd;
-
- if (argc != 3) {
- fputs("usage: runsvc <directory> <filename>\n", stderr);
- return EXIT_FAILURE;
- }
-
- if (getppid() != 1) {
- fputs("must be run by init!\n", stderr);
- return EXIT_FAILURE;
- }
-
- dirfd = open(argv[1], O_RDONLY | O_DIRECTORY);
- if (dirfd < 0) {
- perror(argv[1]);
- return EXIT_FAILURE;
- }
-
- svc = rdsvc(dirfd, argv[2], RDSVC_NO_FNAME | RDSVC_NO_DEPS);
- close(dirfd);
- if (svc == NULL)
- return EXIT_FAILURE;
-
- if (initenv())
- return EXIT_FAILURE;
-
- if (setup_tty(svc->ctty, (svc->flags & SVC_FLAG_TRUNCATE_OUT) != 0))
- return EXIT_FAILURE;
-
- return run_sequentially(svc->exec);
-}