From fcc093052812b8ee87bd954fcdb124f86f722385 Mon Sep 17 00:00:00 2001
From: Trond Norbye <Trond.Norbye@gmail.com>
Date: Tue, 29 Dec 2009 13:46:09 +0100
Subject: Rewrote tools detection to work with a non-gnu which

---
 autogen.sh | 39 +++++++++++++++++++++++++++++----------
 1 file changed, 29 insertions(+), 10 deletions(-)

(limited to 'autogen.sh')

diff --git a/autogen.sh b/autogen.sh
index 24e0c29..9f372b4 100755
--- a/autogen.sh
+++ b/autogen.sh
@@ -1,17 +1,31 @@
 #!/bin/sh
-#
-# This is hacky, because there are so many damn versions
-# of autoconf/automake.  It works with Debian woody, at least.
-#
-# Debian sarge:
-#    apt-get install automake1.7 autoconf
-#
 
 # Get the initial version.
 perl version.pl
 
+# Try to locate a program by using which, and verify that the file is an
+# executable
+locate_binary() {
+  for f in $@
+  do
+    file=`which $f 2>/dev/null | grep -v '^no '`
+    if test -n "$file" -a -x "$file"; then
+      echo $file
+      return 0
+    fi
+  done
+
+  echo ""
+  return 1
+}
+
 echo "aclocal..."
-ACLOCAL=`which aclocal-1.11 || which aclocal-1.10 || which aclocal-1.9 || which aclocal19 || which aclocal-1.7 || which aclocal17 || which aclocal-1.5 || which aclocal15 || which aclocal || exit 1`
+if test x$ACLOCAL = x; then
+  ACLOCAL=`locate_binary aclocal-1.11 aclocal-1.10 aclocal-1.9 aclocal19 aclocal-1.7 aclocal17 aclocal-1.5 aclocal15 aclocal`
+  if test x$ACLOCAL = x; then
+    die "Did not find a supported aclocal"
+  fi
+fi
 $ACLOCAL || exit 1
 
 echo "autoheader..."
@@ -19,8 +33,13 @@ AUTOHEADER=${AUTOHEADER:-autoheader}
 $AUTOHEADER || exit 1
 
 echo "automake..."
-AUTOMAKE=`which automake-1.11 || which automake-1.10 || which automake-1.9 || which automake-1.7 || exit 1`
-$AUTOMAKE --foreign --add-missing || automake --gnu --add-missing || exit 1
+if test x$AUTOMAKE = x; then
+  AUTOMAKE=`locate_binary automake-1.11 automake-1.10 automake-1.9 automake-1.7`
+  if test x$AUTOMAKE = x; then
+    die "Did not find a supported automake"
+  fi
+fi
+$AUTOMAKE --foreign --add-missing || $AUTOMAKE --gnu --add-missing || exit 1
 
 echo "autoconf..."
 AUTOCONF=${AUTOCONF:-autoconf}
-- 
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