diff --git a/src/examples/recursor.c b/src/examples/recursor.c new file mode 100644 index 0000000000000000000000000000000000000000..2207d741f3505c4281b58e025367684c0e67faf6 --- /dev/null +++ b/src/examples/recursor.c @@ -0,0 +1,34 @@ +#include <stdio.h> +#include <stdlib.h> +#include <syscall.h> + +int +main (int argc, char *argv[]) +{ + char buffer[128]; + pid_t pid; + int retval = 0; + + if (argc != 4) + { + printf ("usage: recursor <string> <depth> <waitp>\n"); + exit (1); + } + + /* Print args. */ + printf ("%s %s %s %s\n", argv[0], argv[1], argv[2], argv[3]); + + /* Execute child and wait for it to finish if requested. */ + if (atoi (argv[2]) != 0) + { + snprintf (buffer, sizeof buffer, + "recursor %s %d %s", argv[1], atoi (argv[2]) - 1, argv[3]); + pid = exec (buffer); + if (atoi (argv[3])) + retval = wait (pid); + } + + /* Done. */ + printf ("%s %s: dying, retval=%d\n", argv[1], argv[2], retval); + exit (retval); +}