ENSEEIHT/projet-systeme-exploitation-centralise
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Laureηt 2021-04-24 21:16:17 +02:00
parent 13273c5d4f
commit 647706c91e
3 changed files with 20 additions and 26 deletions
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40
minishell.c
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@ -45,7 +45,7 @@ void handler_sigchld(int sig_num)
if (WIFSTOPPED(wait_code)) if (WIFSTOPPED(wait_code))
{ {
printf("[%d] %d suspended: %s\n", job->id, job->pid, job->cmd); printf("[%d] %d stopped: %s\n", job->id, job->pid, job->cmd);
} }
else if (WIFCONTINUED(wait_code)) else if (WIFCONTINUED(wait_code))
{ {
@ -53,21 +53,21 @@ void handler_sigchld(int sig_num)
} }
else if (WIFEXITED(wait_code)) else if (WIFEXITED(wait_code))
{ {
printf("[%d] %d done: %s\n", job->id, job->pid, job->cmd); printf("[%d] %d exited: %s\n", job->id, job->pid, job->cmd);
supprimer(&jobs, job->pid); supprimer(&jobs, job->pid);
} }
else if (wait_code == 9) // SIGKILL else if (wait_code == SIGKILL)
{ {
printf("[%d] %d killed: %s\n", job->id, job->pid, job->cmd); printf("[%d] %d killed: %s\n", job->id, job->pid, job->cmd);
supprimer(&jobs, job->pid); supprimer(&jobs, job->pid);
} }
}
} while (pid_fils > 0);
if (prompting) if (prompting)
{ {
siglongjmp(goto_prompt, sig_num); siglongjmp(goto_prompt, sig_num);
} }
}
} while (pid_fils > 0);
} }
void handler_sigint(int sig_num) void handler_sigint(int sig_num)
@ -93,22 +93,6 @@ void handler_sigtstp(int sig_num)
siglongjmp(goto_prompt, sig_num); siglongjmp(goto_prompt, sig_num);
} }
void attendre(int pid)
{
pid_t id = waitpid(pid, &wait_code, 0); // on attend la fin de l'exec du fils
if (id == -1)
{ // wait fail ?
fprintf(stderr, "ERROR: waiting for %d failed, (%d) %s\n", wait_code, errno, strerror(errno));
exit(errno);
}
if (wait_code)
{ // execvp fail ?
fprintf(stderr, "ERROR: %d's execution failed, (%d) %s\n", pid, wait_code, strerror(wait_code));
}
}
int main(int argc, char *argv[]) int main(int argc, char *argv[])
{ {
initialiser(&jobs); initialiser(&jobs);
@ -201,7 +185,6 @@ int main(int argc, char *argv[])
} }
kill(job->pid, SIGCONT); kill(job->pid, SIGCONT);
pause(); pause();
attendre(job->pid);
continue; continue;
} }
else if (!strcmp(cmd->seq[0][0], "stop")) else if (!strcmp(cmd->seq[0][0], "stop"))
@ -251,7 +234,18 @@ int main(int argc, char *argv[])
} }
else else
{ // foreground { // foreground
attendre(pid_fils); pid_t id = waitpid(pid_fils, &wait_code, 0);
if (id == -1)
{ // wait fail ?
fprintf(stderr, "ERROR: waiting for %d failed, (%d) %s\n", wait_code, errno, strerror(errno));
exit(errno);
}
if (wait_code)
{ // execvp fail ?
fprintf(stderr, "ERROR: command failed, (%d) %s\n", wait_code, strerror(wait_code));
}
} }
} }
} }