添加 src/execlp.c

src/execlp.c

@@ -0,0 +1,31 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+
+
+int main(int argc, char * argv[])
+{
+	int pid;
+	/* fork another process */
+	pid = fork();
+	if (pid<0) 
+	{ 
+		/* error occurred */
+		fprintf(stderr,"Fork Failed!");
+		exit(-1);
+	} 
+	else if (pid==0) 
+	{
+		/*	 child process 	*/
+		execlp("/bin/ls","ls",NULL);
+	} 
+	else 
+	{ 	
+		/* 	parent process	 */
+		/* parent will wait for the child to complete*/
+		wait(NULL);
+		printf("Child Complete!");
+		exit(0);
+	}
+}
+