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#!/bin/bash
# Temporary hack until building dlls is easier with gcc -mno-cygwin
# ("mingw32").
# This is usable with cygwin b20.1 and gcc-2.95.2 as distributed by
# Mumit Khan. For other combinations, no idea.
GCC="gcc"
DLLTOOL="dlltool"
AS=as
library=$1; shift
version=$1; shift;
def=$1; shift
ldargs="$*"
defswitch=""
[ -n "$def" -a "$def" != '-' ] && defswitch="--def $def"
libname=$library
[ $version != '-' ] && libname=$library-$version
dllfile=$libname.dll
for F in $ldargs; do
case $F in
*.[ao]) objs="$objs $F";;
esac
done
# Check if we have a resource file for this DLL.
resfile=""
if [ -f $library.rc ]; then
# Kludge to get the path to the win32 headers. Should work for both
# gcc running on cygwin, and bare mingw gcc, even if the make is
# running on cygwin (whew).
WIN32APIHEADERS=`echo "\#include <winver.h>" | $GCC -M -E - | tail -1 | sed -e 's![\\/]winver.h!!' | tr -d '\015'`
resfile=$library-win32res.o
objs="$objs $resfile"
# Check if we have a build number stamp file.
if [ -f $library-build.stamp ]; then
read number <$library-build.stamp
buildnumber=$[number+1]
echo Build number is $buildnumber
echo $buildnumber >$library-build.stamp
else
echo Using zero as build number
buildnumber=0
fi
m4 -DBUILDNUMBER=$buildnumber <$library.rc >$library-win32res.rc
windres --include-dir $WIN32APIHEADERS $library-win32res.rc $library-win32res.o
rm $library-win32res.rc
fi
# Build the DLL.
$GCC -mdll -mno-cygwin -Wl,--base-file,$library.base -o $dllfile $ldargs &&
$DLLTOOL --as=$AS --dllname $dllfile $defswitch --base-file $library.base --output-exp $library.exp $objs &&
$GCC -mdll -mno-cygwin -Wl,--base-file,$library.base,$library.exp -o $dllfile $ldargs &&
$DLLTOOL --as=$AS --dllname $dllfile $defswitch --base-file $library.base --output-exp $library.exp $objs &&
$GCC -mdll -mno-cygwin -Wl,$library.exp -o $dllfile $ldargs &&
$DLLTOOL --as=$AS --dllname $dllfile $defswitch --output-lib lib$libname.a $objs
# Finally, also build import libraries for the Microsoft linker. You
# will either need to have some decent version of MSVC, or get lib.exe
# (and link.exe) from the (freely downloadable) Microsoft Platform SDK.
if type -p lib.exe && [ -n "$def" -a "$def" != '-' ]; then
lib -name:$libname.dll -def:$def -out:$libname.lib
fi
rm $library.base $library.exp 2>/dev/null
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