From 528213cc8c44ad62e59631ba816e7b82ef7a6e02 Mon Sep 17 00:00:00 2001
From: Christian Pointner <equinox@anytun.org>
Date: Tue, 22 Dec 2009 21:52:59 +0000
Subject: added version info into binary

---
 src/Makefile  |  1 +
 src/configure | 31 ++++++++++++++++++++++++++++++-
 src/options.c | 10 ++++++++++
 src/uanytun.c |  8 +++++++-
 4 files changed, 48 insertions(+), 2 deletions(-)

(limited to 'src')

diff --git a/src/Makefile b/src/Makefile
index 4124575..7ad7921 100644
--- a/src/Makefile
+++ b/src/Makefile
@@ -89,6 +89,7 @@ distclean: cleanall
 	find . -name *.o -exec rm -f {} \;
 	find . -name "*.\~*" -exec rm -rf {} \;
 	rm -f include.mk
+	rm -f version.h
 	rm -f tun.c
 
 clean:
diff --git a/src/configure b/src/configure
index ac2dc03..a791738 100755
--- a/src/configure
+++ b/src/configure
@@ -139,7 +139,7 @@ if [ -n "$ERRORS" ] && [ $EBUILD_COMPAT -ne 1 ]; then
   exit 1
 fi
 
-
+rm -f version.h
 rm -f include.mk
 case $TARGET in 
   Linux)
@@ -238,4 +238,33 @@ else
   echo "not installing example files"
 fi
 
+VERSION=`cat ../version`
+if which svn >/dev/null; then
+  SVN_REV=`svn info | grep "^Revision: " | awk '{print($2)}'`
+  if [ -n "$SVN_REV" ]; then
+    VERSION="$VERSION (svn$SVN_REV)"
+  fi
+fi
+HOSTNAME=`hostname`
+DATE=`date +"%d.%m.%Y %H:%M:%S %Z"`
+
+cat >> version.h <<EOF
+/* 
+ * uanytun version info
+ *
+ * this file was created automatically
+ * do not edit this file directly
+ * use ./configure instead
+ */
+
+#ifndef UANYTUN_version_h_INCLUDED
+#define UANYTUN_version_h_INCLUDED
+
+#define VERSION_STRING_0 "uanytun version $VERSION"
+#define VERSION_STRING_1 "built on $HOSTNAME, $DATE"
+
+#endif
+
+EOF
+
 exit 0
diff --git a/src/options.c b/src/options.c
index f5010bf..906e43e 100644
--- a/src/options.c
+++ b/src/options.c
@@ -34,6 +34,7 @@
  */
 
 #include "datatypes.h"
+#include "version.h"
 
 #include "options.h"
 
@@ -233,6 +234,8 @@ int options_parse(options_t* opt, int argc, char* argv[])
 
     if(!strcmp(str,"-h") || !strcmp(str,"--help"))
       return -1;
+    else if(!strcmp(str,"-v") || !strcmp(str,"--version"))
+      return -5;
     PARSE_INVERSE_BOOL_PARAM("-D","--nodaemonize", opt->daemonize_)
     PARSE_STRING_PARAM("-u","--username", opt->username_)
     PARSE_STRING_PARAM("-g","--groupname", opt->groupname_)
@@ -420,6 +423,7 @@ void options_print_usage()
 {
   printf("USAGE:\n");
   printf("uanytun [-h|--help]                         prints this...\n");
+  printf("        [-v|--version]                      print version info and exit\n");
   printf("        [-D|--nodaemonize]                  don't run in background\n");
   printf("        [-u|--username] <username>          change to this user\n");
   printf("        [-g|--groupname] <groupname>        change to this group\n");
@@ -456,6 +460,12 @@ void options_print_usage()
 #endif
 }
 
+void options_print_version()
+{
+  printf("%s\n", VERSION_STRING_0);
+  printf("%s\n", VERSION_STRING_1);
+}
+
 void options_print(options_t* opt)
 {
   if(!opt)
diff --git a/src/uanytun.c b/src/uanytun.c
index 0e36781..ba64bc7 100644
--- a/src/uanytun.c
+++ b/src/uanytun.c
@@ -336,10 +336,16 @@ int main(int argc, char* argv[])
     if(ret == -4) {
       fprintf(stderr, "syntax error: unknown role name\n\n");
     }
+    if(ret == -5) {
+      options_print_version();
+    }
 
-    if(ret != -2) 
+    if(ret != -2 && ret != -5) 
       options_print_usage();
 
+    if(ret == -1 || ret == -5)
+      ret = 0;
+
     options_clear(&opt);
     log_close();
     exit(ret);
-- 
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