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/* SPDX-License-Identifier: ISC */
#include "runsvc.h"
static int runlst_wait(exec_t *list)
{
pid_t ret, pid;
int status;
for (; list != NULL; list = list->next) {
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)
{
int dirfd, ret = EXIT_FAILURE;
service_t *svc = NULL;
if (argc != 3) {
fputs("usage: runsvc <directory> <filename>\n", stderr);
goto out;
}
if (getppid() != 1) {
fputs("must be run by init!\n", stderr);
goto out;
}
dirfd = open(argv[1], O_RDONLY | O_DIRECTORY);
if (dirfd < 0) {
perror(argv[1]);
goto out;
}
svc = rdsvc(dirfd, argv[2], RDSVC_NO_FNAME | RDSVC_NO_DEPS);
close(dirfd);
if (svc == NULL)
goto out;
if (svc->exec == NULL) {
ret = EXIT_SUCCESS;
goto out;
}
if (initenv())
goto out;
if (setup_tty(svc->ctty, (svc->flags & SVC_FLAG_TRUNCATE_OUT) != 0))
goto out;
if (svc->exec->next == NULL)
argv_exec(svc->exec);
ret = runlst_wait(svc->exec);
out:
delsvc(svc);
return ret;
}
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