Support running autogen.sh in the build directory, rather than the source directory.

Now the source directory should be completely untouched, so we should be able
to autogen, configure, and build even if the source directory is read-only.



git-svn-id: http://distcc.googlecode.com/svn/trunk@44 01de4be4-8c4a-0410-9132-4925637da917

1 files changed, 10 insertions, 4 deletions

diff --git a/autogen.sh b/autogen.sh
index a8acf9c..4cdcc12 100755
--- a/autogen.sh
+++ b/autogen.sh
@@ -1,5 +1,6 @@
 #! /bin/sh
 
+# Usage: autogen.sh [srcdir]
 # Run this script to build distcc from CVS.
 
 ## first try the default names
@@ -15,14 +16,19 @@ else
     exit 1
 fi
 
+srcdir=${1:-.}
+builddir=`pwd`
+
 echo "$0: running $ACLOCAL"
-$ACLOCAL -I m4 || exit 1
+(cd $srcdir && $ACLOCAL -I m4 --output=$builddir/aclocal.m4) || exit 1
 
 echo "$0: running $AUTOHEADER"
-$AUTOHEADER || exit 1
+[ -d src ] || mkdir src  # Needed for autoheader to generate src/config.h.in.
+$AUTOHEADER $srcdir/configure.ac || exit 1
 
 echo "$0: running $AUTOCONF"
-$AUTOCONF || exit 1
+$AUTOCONF $srcdir/configure.ac > configure || exit 1
+chmod +x configure || exit 1
 
-echo "Now run ./configure and then make."
+echo "Now run './configure --srcdir=$srcdir' and then 'make'."
 exit 0