P169 用 signal 函数进行信号处理

ch10/zombie.c

@@ -0,0 +1,23 @@
+#include <stdio.h>
+#include <unistd.h>
+
+int main(int argc, char *argv[])
+{
+    pid_t pid = fork();
+
+    if (pid == 0)
+    {
+        puts("Hi, I am a child Process");
+    }
+    else
+    {
+        printf("Child Process ID: %d \n", pid);
+        sleep(30);
+    }
+
+    if (pid == 0)
+        puts("End child proess");
+    else
+        puts("End parent process");
+    return 0;
+}