Hi,

The libpng source package includes contrib utilities. Among them are PNM conversion tools (png2pnm, pnm2png).

Could you compile them in the libpng package?

The modified PKGBUILD to compile these tools follows.

Best thanks!

------------8<-------------

# $Id: PKGBUILD,v 1.18 2005/02/22 18:59:13 dorphell Exp $
# Maintainer: dorphell <dorphell@archlinux.org>
force=y
pkgname=libpng
pkgver=1.2.8
pkgrel=2
pkgdesc="A collection of routines used to create PNG format graphics files"
url="http://www.libpng.org/pub/png/libpng.html"
depends=('zlib' 'glibc')
source=(http://dl.sourceforge.net/sourceforge/libpng/libpng-$pkgver.tar.bz2)
md5sums=('00cea4539bea4bd34cbf8b82ff9589cd')

build() {
cd $startdir/src/$pkgname-$pkgver
sed -e "s:ZLIBLIB=.*:ZLIBLIB=/usr/lib:" \
-e "s:ZLIBINC=.*:ZLIBINC=/usr/include:" \
-e "s:-O3:${CFLAGS}:" \
-e "s:prefix=/usr/local:prefix=/usr:" \
-e "s:OBJSDLL = :OBJSDLL = -lz -lm :" scripts/makefile.linux > Makefile
make || return 1
mkdir -p $startdir/pkg/usr/{include,lib,man/man3}
make prefix=/usr DESTDIR=$startdir/pkg install
# begin add pnm conversion tools
cd contrib/pngminus
make -f makefile.std ZLIBS=/usr/lib/libz.a
cp png2pnm pnm2png $startdir/pkg/usr/bin
# end add pnm conversion tools
}