Port build identification from default branch.

1 files changed, 57 insertions, 1 deletions

diff --git a/configure b/configure
index ecfdfc402..29ce00c 100755
--- a/configure
+++ b/configure
@@ -1,5 +1,5 @@
 #! /bin/sh
-# From configure.in Revision: 88568 .
+# From configure.in Revision.
 # Guess values for system-dependent variables and create Makefiles.
 # Generated by GNU Autoconf 2.68 for python 2.7.
 #
@@ -643,6 +643,10 @@ LN
 INSTALL_DATA
 INSTALL_SCRIPT
 INSTALL_PROGRAM
+HAS_HG
+HGBRANCH
+HGTAG
+HGVERSION
 SVNVERSION
 ARFLAGS
 AR
@@ -5169,6 +5173,58 @@ else
 	SVNVERSION="echo Unversioned directory"
 fi
 
+
+
+
+# Extract the first word of "hg", so it can be a program name with args.
+set dummy hg; ac_word=$2
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
+if ${ac_cv_prog_HAS_HG+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  if test -n "$HAS_HG"; then
+  ac_cv_prog_HAS_HG="$HAS_HG" # Let the user override the test.
+else
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+  IFS=$as_save_IFS
+  test -z "$as_dir" && as_dir=.
+    for ac_exec_ext in '' $ac_executable_extensions; do
+  if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
+    ac_cv_prog_HAS_HG="found"
+    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    break 2
+  fi
+done
+  done
+IFS=$as_save_IFS
+
+  test -z "$ac_cv_prog_HAS_HG" && ac_cv_prog_HAS_HG="not-found"
+fi
+fi
+HAS_HG=$ac_cv_prog_HAS_HG
+if test -n "$HAS_HG"; then
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $HAS_HG" >&5
+$as_echo "$HAS_HG" >&6; }
+else
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+fi
+
+
+if test $HAS_HG = found
+then
+    HGVERSION="hg id -i \$(srcdir)"
+    HGTAG="hg id -t \$(srcdir)"
+    HGBRANCH="hg id -b \$(srcdir)"
+else
+    HGVERSION=""
+    HGTAG=""
+    HGBRANCH=""
+fi
+
 case $MACHDEP in
 bsdos*|hp*|HP*)
 	# install -d does not work on BSDI or HP-UX