From 80828d44e528f1cfec3841d5808a6ed4aeec6cd7 Mon Sep 17 00:00:00 2001
From: Ludwig Maier <lmaier@zardoz.e12.ph.tum.de>
Date: Tue, 11 Jun 2013 17:08:29 +0200
Subject: [PATCH] added imissing extern declarations for getopt

---
 libtrbnet/trbcmd.c       | 3 +++
 libtrbnet/trbdhcp.c      | 3 +++
 libtrbnet/trbflash.c     | 5 ++++-
 pexor/pexorflash.c       | 4 ++++
 trbnetd/server/trbnetd.c | 3 +++
 trbrich/pulser.c         | 3 +++
 trbrich/trb_i2c.c        | 3 +++
 trbrich/trbrichcmd.c     | 3 +++
 8 files changed, 26 insertions(+), 1 deletion(-)

diff --git a/libtrbnet/trbcmd.c b/libtrbnet/trbcmd.c
index ffa4909..c0b8265 100644
--- a/libtrbnet/trbcmd.c
+++ b/libtrbnet/trbcmd.c
@@ -9,6 +9,9 @@
 #include <signal.h>
 #include <stdarg.h>
 
+extern char *optarg;
+extern int optind, opterr, optopt;
+
 #include <libgen.h>
 #include <unistd.h>
 #include <stdint.h>
diff --git a/libtrbnet/trbdhcp.c b/libtrbnet/trbdhcp.c
index 1ebf7ac..48f9a24 100644
--- a/libtrbnet/trbdhcp.c
+++ b/libtrbnet/trbdhcp.c
@@ -6,6 +6,9 @@
 #include <string.h>
 #include <errno.h>
 
+extern char *optarg;
+extern int optind, opterr, optopt;
+
 #include <libgen.h>
 #include <unistd.h>
 #include <stdint.h>
diff --git a/libtrbnet/trbflash.c b/libtrbnet/trbflash.c
index 355a8cb..b505943 100644
--- a/libtrbnet/trbflash.c
+++ b/libtrbnet/trbflash.c
@@ -14,8 +14,11 @@
 #include <sys/types.h>
 #include <sys/stat.h>
 #include <unistd.h>
-#include <trbnet.h>
 
+extern char *optarg;
+extern int optind, opterr, optopt;
+
+#include <trbnet.h>
 #include <trberror.h>
 
 static const uint16_t HardwareId = 0x0042;
diff --git a/pexor/pexorflash.c b/pexor/pexorflash.c
index 8cd9092..b8ef80b 100644
--- a/pexor/pexorflash.c
+++ b/pexor/pexorflash.c
@@ -12,6 +12,10 @@
 #include <sys/types.h>
 #include <sys/stat.h>
 #include <unistd.h>
+
+extern char *optarg;
+extern int optind, opterr, optopt;
+
 #include <trbnet.h>
 
 static const uint32_t SetupReg = 0x1d001;   /* RW */
diff --git a/trbnetd/server/trbnetd.c b/trbnetd/server/trbnetd.c
index 815be4a..cb97a65 100644
--- a/trbnetd/server/trbnetd.c
+++ b/trbnetd/server/trbnetd.c
@@ -11,6 +11,9 @@
 #include <libgen.h>
 #include <signal.h>
 
+extern char *optarg;
+extern int optind, opterr, optopt;
+
 #include <trbnet.h>
 #include <trberror.h>
 
diff --git a/trbrich/pulser.c b/trbrich/pulser.c
index cc4a487..736d3cd 100644
--- a/trbrich/pulser.c
+++ b/trbrich/pulser.c
@@ -6,6 +6,9 @@
 #include <signal.h>
 #include <limits.h>
 
+extern char *optarg;
+extern int optind, opterr, optopt;
+
 #include <libgen.h>
 #include <unistd.h>
 #include <stdint.h>
diff --git a/trbrich/trb_i2c.c b/trbrich/trb_i2c.c
index cfbfe21..f358bc0 100644
--- a/trbrich/trb_i2c.c
+++ b/trbrich/trb_i2c.c
@@ -5,6 +5,9 @@
 #include <stdlib.h>
 #include <string.h>
 
+extern char *optarg;
+extern int optind, opterr, optopt;
+
 #include <libgen.h>
 #include <unistd.h>
 #include <stdint.h>
diff --git a/trbrich/trbrichcmd.c b/trbrich/trbrichcmd.c
index 168dfae..94199a0 100644
--- a/trbrich/trbrichcmd.c
+++ b/trbrich/trbrichcmd.c
@@ -5,6 +5,9 @@
 #include <stdlib.h>
 #include <string.h>
 
+extern char *optarg;
+extern int optind, opterr, optopt;
+
 #include <libgen.h>
 #include <unistd.h>
 #include <stdint.h>
-- 
2.43.0