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-rw-r--r--shell_cmds/getopt/getopt.c32
1 files changed, 32 insertions, 0 deletions
diff --git a/shell_cmds/getopt/getopt.c b/shell_cmds/getopt/getopt.c
new file mode 100644
index 0000000..5e8a743
--- /dev/null
+++ b/shell_cmds/getopt/getopt.c
@@ -0,0 +1,32 @@
+#include <sys/cdefs.h>
+__RCSID("$FreeBSD: src/usr.bin/getopt/getopt.c,v 1.10 2002/09/04 23:29:01 dwmalone Exp $");
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+
+int
+main(int argc, char *argv[])
+{
+ int c;
+ int status = 0;
+
+ optind = 2; /* Past the program name and the option letters. */
+ while ((c = getopt(argc, argv, argv[1])) != -1)
+ switch (c) {
+ case '?':
+ status = 1; /* getopt routine gave message */
+ break;
+ default:
+ if (optarg != NULL)
+ printf(" -%c %s", c, optarg);
+ else
+ printf(" -%c", c);
+ break;
+ }
+ printf(" --");
+ for (; optind < argc; optind++)
+ printf(" %s", argv[optind]);
+ printf("\n");
+ return status;
+}