made lab9

23213/a.chuvashov/lab9/lab9.c

@@ -0,0 +1,27 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <sys/types.h>
+#include <sys/wait.h>
+
+int main(int argc, char** argv) {
+    if (argc != 2) {
+        fprintf(stderr, "Wrong amount of arguments\n");
+        return -1;
+    }
+
+    pid_t pid;
+    if ((pid = fork()) > 0) {
+        wait(NULL);
+        printf("This is parent process\n");
+    } else if (pid == 0) {
+        execl("cat", "cat", argv[1], NULL);
+        perror("Couldn`t exec");
+        return -1;
+
+    } else {
+        perror("Couldn`t fork");
+        return -1;
+    }
+    return 0;
+}