[geos-commits] r3651 - trunk/tools

[svn_geos at osgeo.org]

Author: strk
Date: 2012-05-29 02:45:23 -0700 (Tue, 29 May 2012)
New Revision: 3651

Added:
   trunk/tools/svn_repo_revision.sh
Log:
Add script to fetch SVN revision from git or SVN

Added: trunk/tools/svn_repo_revision.sh
===================================================================
--- trunk/tools/svn_repo_revision.sh	                        (rev 0)
+++ trunk/tools/svn_repo_revision.sh	2012-05-29 09:45:23 UTC (rev 3651)
@@ -0,0 +1,86 @@
+#!/bin/sh
+
+LC_ALL="C" # what for ?
+
+top_srcdir="."
+rev_file=$top_srcdir.'/geos_svn_revision.h'
+
+read_rev() {
+
+    if test -d $top_srcdir."/.svn"; then
+      read_rev_svn
+    elif test -d $top_srcdir."/.git"; then
+      read_rev_git
+    else
+      echo "Can't fetch local revision (neither .svn nor .git found)" >&2
+      echo 0
+    fi
+}
+
+read_rev_git() {
+
+  # TODO: test on old systems, I think I saw some `which`
+  #       implementations returning "nothing found" or something
+  #       like that, making the later if ( ! $svn_exe ) always false
+  #
+  git_exe=`which git`;
+  if test -z "$git_exe"; then
+    echo "Can't fetch SVN revision: no git executable found" >&2
+    echo 0;
+  fi
+
+  rev=`${git_exe} log --grep=git-svn -1 | grep git-svn | cut -d@ -f2 | cut -d' ' -f1`
+
+  if test -z "$rev"; then
+    echo "Can't fetch SVN revision from git log" >&2 
+    echo 0
+  else
+    echo $rev
+  fi
+}
+
+read_rev_svn() {
+
+  # TODO: test on old systems, I think I saw some `which`
+  #       implementations returning "nothing found" or something
+  #       like that, making the later if ( ! $svn_exe ) always false
+  #
+  svn_exe=`which svn`
+  if test -z "$svn_exe"; then
+    echo "Can't fetch SVN revision: no svn executable found" >&2
+    echo 0;
+  fi
+
+  svn_info=`"${svn_exe}" info | grep 'Last Changed Rev:' | cut -d: -f2`
+
+  if test -z "$svn_info"; then
+    echo "Can't fetch SVN revision with `svn info`" >&2
+    echo 0
+  else
+    echo ${svn_info}
+  fi
+}
+
+write_defn() {
+  rev=$1
+  oldrev=0
+
+  # Do not override the file if new detected
+  # revision isn't zero nor different from the existing one
+  if test -f $rev_file; then
+    oldrev=`grep GEOS_SVN_REVISION ${rev_file} | awk '{print $2}'`
+    if test "$rev" = 0 -o "$rev" = "$oldrev"; then
+      echo "Not updating existing rev file at $oldrev" >&2
+      return;
+    fi
+  fi
+
+  echo "#define GEOS_SVN_REVISION $rev" > $rev_file
+  echo "Wrote rev file at $rev" >&2
+}
+
+# Read the svn revision number
+svn_rev=`read_rev`
+
+# Write it 
+write_defn $svn_rev


Property changes on: trunk/tools/svn_repo_revision.sh
___________________________________________________________________
Added: svn:executable
   + *