revert

minishell.c

@@ -29,6 +29,18 @@ void handler_print(int signal_num, siginfo_t *info)
     }
 }
 
+void handler_int(int signal_num, siginfo_t *info)
+{
+    printf("test\n");
+    longjmp(start, signal_num);
+}
+
+void handler_stop(int signal_num, siginfo_t *info)
+{
+    printf("bye\n");
+    longjmp(end, signal_num);
+}
+
 int main(int argc, char *argv[])
 {
 
@@ -38,7 +50,7 @@ int main(int argc, char *argv[])
 
     // gestion de SIGCHLD
     struct sigaction action;
-    action.sa_flags = SA_SIGINFO | SA_RESTART;
+    action.sa_flags = SA_SIGINFO; //| SA_RESTART;
     action.sa_handler = handler_print;
     sigemptyset(&action.sa_mask);
     sigaction(SIGCHLD, &action, NULL);
@@ -110,13 +122,23 @@ int main(int argc, char *argv[])
             }
             else
             { // on attend le fils, si foreground
+                jmp_buf env;
+                setjmp(env); // sauvegarde pour un jump
+
                 int codeTerm;
                 pid_t idFils = waitpid(pidFils, &codeTerm, 0); // on attend la fin de l'exec du fils
 
                 if (idFils == -1)
                 { // si le wait fail
-                    fprintf(stderr, "ERROR: waiting for %d failed, (%d) %s\n", codeTerm, errno, strerror(errno));
-                    exit(errno);
+                    if (errno == 4)
+                    {
+                        longjmp(env, 1); // si interruption du wait, on jump
+                    }
+                    else
+                    {
+                        fprintf(stderr, "ERROR: waiting for %d failed, (%d) %s\n", codeTerm, errno, strerror(errno));
+                        exit(errno);
+                    }
                 }
 
                 if (codeTerm)