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IML TD(take2):
[TD_IML.git]
/
TD1
/
part_two
/
exo.c
diff --git
a/TD1/part_two/exo.c
b/TD1/part_two/exo.c
index 0194d04e47ec22387c9aaa95ce3c5a13079de811..2f5e419062f7be8cdbbb37bc8ab14e23916da617 100644
(file)
--- a/
TD1/part_two/exo.c
+++ b/
TD1/part_two/exo.c
@@
-1,11
+1,11
@@
-#include <sys/types.h>
-#include <sys/wait.h>
-
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
+#include <sys/types.h>
+#include <sys/wait.h>
+
void show_proc_pids() {
pid_t current_pid = getpid();
pid_t parent_pid = getppid();
void show_proc_pids() {
pid_t current_pid = getpid();
pid_t parent_pid = getppid();
@@
-33,26
+33,22
@@
int main() {
} else if (cpid == 0) {
printf("Fils:\n");
show_proc_pids();
} else if (cpid == 0) {
printf("Fils:\n");
show_proc_pids();
- const char*
msg = "Coucou papa !
";
+ const char*
str_fmt = "[%d] Coucou papa !\n
";
close(pipefd[0]);
close(pipefd[0]);
- write(pipefd[1],
msg, strlen(msg
));
+ write(pipefd[1],
str_fmt, strlen(str_fmt
));
close(pipefd[1]);
exit(EXIT_SUCCESS);
} else {
printf("Parent:\n");
show_proc_pids();
close(pipefd[1]);
close(pipefd[1]);
exit(EXIT_SUCCESS);
} else {
printf("Parent:\n");
show_proc_pids();
close(pipefd[1]);
-
- while (read(pipefd[0], &buf, 1) > 0) {
- write(STDOUT_FILENO, &buf, 1);
- }
-
- write(STDOUT_FILENO, "\n", 1);
+ read(pipefd[0], &buf, 20*sizeof(buf));
+ printf(&buf, getpid());
close(pipefd[0]);
wait(NULL);
exit(EXIT_SUCCESS);
}
close(pipefd[0]);
wait(NULL);
exit(EXIT_SUCCESS);
}
-
+
/* unreachable code */
return EXIT_SUCCESS;
}
/* unreachable code */
return EXIT_SUCCESS;
}