Fix an "implicit function definition" warning.

diff --git a/GIT-VERSION-GEN b/GIT-VERSION-GEN
index d3087489c584066c84b8c711a61d058f8ce24cfa..32a9422336a29faf02ba9b0081429b5bc985063b 100755 (executable)
--- a/GIT-VERSION-GEN
+++ b/GIT-VERSION-GEN
@@ -1,27 +1,30 @@
 #!/bin/sh
 
 GVF=GIT-VERSION-FILE
-DEF_VER=0.5.GIT
+DEF_VER=v1.5.0.2.GIT
 
 LF='
 '
 
-# First try git-describe, then see if there is a version file
-# (included in release tarballs), then default
-if VN=$(git describe --abbrev=4 HEAD 2>/dev/null) &&
-   case "$VN" in
-   *$LF*) (exit 1) ;;
-   gitgui-[0-9]*) : happy ;;
-   esac
-then
-       VN=$(echo "$VN" | sed -e 's/^gitgui-//;s/-/./g');
-elif test -f version
+# First see if there is a version file (included in release tarballs),
+# then try git-describe, then default.
+if test -f version
 then
        VN=$(cat version) || VN="$DEF_VER"
+elif test -d .git &&
+       VN=$(git describe --abbrev=4 HEAD 2>/dev/null) &&
+       case "$VN" in
+       *$LF*) (exit 1) ;;
+       v[0-9]*) : happy ;;
+       esac
+then
+       VN=$(echo "$VN" | sed -e 's/-/./g');
 else
        VN="$DEF_VER"
 fi
 
+VN=$(expr "$VN" : v*'\(.*\)')
+
 dirty=$(sh -c 'git diff-index --name-only HEAD' 2>/dev/null) || dirty=
 case "$dirty" in
 '')
@@ -32,13 +35,13 @@ esac
 
 if test -r $GVF
 then
-       VC=$(sed -e 's/^GITGUI_VERSION = //' <$GVF)
+       VC=$(sed -e 's/^GIT_VERSION = //' <$GVF)
 else
        VC=unset
 fi
 test "$VN" = "$VC" || {
-       echo >&2 "GITGUI_VERSION = $VN"
-       echo "GITGUI_VERSION = $VN" >$GVF
+       echo >&2 "GIT_VERSION = $VN"
+       echo "GIT_VERSION = $VN" >$GVF
 }