From a9dc123d70ff797d53263df6806d48a3a8def394 Mon Sep 17 00:00:00 2001
From: patacongo <patacongo@42af7a65-404d-4744-a932-0658087f49c3>
Date: Sun, 10 Jun 2007 18:13:03 +0000
Subject: Add getopt

git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@286 42af7a65-404d-4744-a932-0658087f49c3
---
 nuttx/include/unistd.h | 16 +++++++++++++++-
 1 file changed, 15 insertions(+), 1 deletion(-)

(limited to 'nuttx/include/unistd.h')

diff --git a/nuttx/include/unistd.h b/nuttx/include/unistd.h
index 4e843c5eb..03f617b6c 100644
--- a/nuttx/include/unistd.h
+++ b/nuttx/include/unistd.h
@@ -97,7 +97,7 @@
 #define fdatasync(f) fsync(f)
 
 /************************************************************
- * Global Function Prototypes
+ * Global Variables
  ************************************************************/
 
 #undef EXTERN
@@ -108,6 +108,16 @@ extern "C" {
 #define EXTERN extern
 #endif
 
+/* Used by getopt (obviously NOT thread safe!) */
+
+EXTERN char *optarg; /* Optional argument following option */
+EXTERN int   optind; /* Index into argv */
+EXTERN int   optopt; /* unrecognized option character */
+
+/************************************************************
+ * Global Function Prototypes
+ ************************************************************/
+
 /* Task Control Interfaces */
 
 EXTERN pid_t getpid(void);
@@ -131,6 +141,10 @@ EXTERN int   write(int fd, const void *buf, unsigned int nbytes);
 EXTERN int unlink(const char *pathname);
 EXTERN int rmdir(const char *pathname);
 
+/* Other */
+
+EXTERN int getopt(int argc, char *const argv[], const char *optstring);
+
 #undef EXTERN
 #if defined(__cplusplus)
 }
-- 
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