X-Git-Url: https://git.piment-noir.org/?a=blobdiff_plain;f=TD1%2Fpart_one%2Fexo.c;fp=TD1%2Fpart_one%2Fexo.c;h=3eeb4c4bfd73d62519f672161db66df9463b8fc0;hb=f81c8f7c7117d38a0d47535e07c30744cec867f4;hp=0000000000000000000000000000000000000000;hpb=9a6251d3c0f454f46a1444e4bab375ab2210b986;p=TD_IML.git

diff --git a/TD1/part_one/exo.c b/TD1/part_one/exo.c
new file mode 100644
index 0000000..3eeb4c4
--- /dev/null
+++ b/TD1/part_one/exo.c
@@ -0,0 +1,47 @@
+#include <sys/types.h>
+#include <sys/wait.h>
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+
+void show_proc_pids() {
+    pid_t current_pid = getpid();
+    pid_t parent_pid = getppid();
+
+    printf("[%d] Mon PID: %d\n", current_pid, current_pid);
+    printf("[%d] PID du parent: %d\n", current_pid, parent_pid);
+}
+
+int main() {
+    int status = 0;
+    printf("Courant:\n");
+    show_proc_pids();
+
+    pid_t rtf = fork();
+
+    if (rtf == -1) {
+        printf("Erreur de clonage\n");
+        exit(EXIT_FAILURE);
+    } else if (rtf == 0) {
+        printf("Fils:\n");
+        show_proc_pids();
+        exit(EXIT_FAILURE);
+    } else {
+        printf("Parent:\n");
+        show_proc_pids();
+        pid_t rtw = wait(&status);
+        system("ps aux");
+        if (WIFEXITED(status)) {
+            printf("Fils termine, status=%d\n", WEXITSTATUS(status));
+        } else if (WIFSIGNALED(status)) {
+            printf("Fils tue par un signal %d\n", WTERMSIG(status));
+        } else if (WIFSTOPPED(status)) {
+            printf("Fils stoppe par un signal %d\n", WSTOPSIG(status));
+        } else if (WIFCONTINUED(status)) {
+            printf("Fils continue\n");
+        }
+    }
+    
+    return EXIT_SUCCESS;
+}