40 lines
909 B
C
40 lines
909 B
C
#include <stdlib.h>
|
|
#include <assert.h>
|
|
#include <stdio.h>
|
|
#include <string.h>
|
|
|
|
#include <unistd.h>
|
|
#include <spawn.h>
|
|
#include <sys/wait.h>
|
|
|
|
extern char **environ;
|
|
|
|
void run_cmd(char *cmd)
|
|
{
|
|
pid_t pid;
|
|
char *argv[] = {"sh", "-c", cmd, NULL};
|
|
int status;
|
|
printf("Run command: %s\n", cmd);
|
|
status = posix_spawn(&pid, "/bin/sh", NULL, NULL, argv, environ);
|
|
if(status == 0) {
|
|
printf("Child pid: %i\n", pid);
|
|
if(waitpid(pid, &status, 0) != -1) {
|
|
printf("Child exited with status %i\n", status);
|
|
printf("Child exit status: %i\n", WEXITSTATUS(status));
|
|
assert(WEXITSTATUS(status) == 0);
|
|
} else {
|
|
perror("waitpid");
|
|
assert(0 == 1);
|
|
}
|
|
} else {
|
|
printf("posix_spawn: %s\n", strerror(status));
|
|
assert(0 == 1);
|
|
}
|
|
}
|
|
|
|
int main(int argc, char* argv[])
|
|
{
|
|
run_cmd("/usr/bin/true");
|
|
return 0;
|
|
}
|