#!/bin/bash

# tcl.SlackBuild
# Heavily based on the original Slackware build scripts,
# Modified by Stuart Winter <mozes@slackware.com>

# Record toolchain & other info for the build log:
slackbuildinfo

# Paths to skeleton port's source & real Slackware source tree:
export CWD=$SLACKSOURCE/$PKGSERIES/$PKGNAM
export PORTCWD=$PWD

# Temporary build locations:
export TMPBUILD=$TMP/build-$PKGNAM
export PKG=$TMP/package-$PKGNAM
mkpkgdirs # Delete & re-create temporary directories then cd into $TMPBUILD

# Determine the CFLAGS for the known architectures:
case $ARCH in
   arm)     export SLKCFLAGS="-O2 -march=armv5te"
            export LIBDIRSUFFIX="" ;;
   *)       export SLKCFLAGS="-O2" ;;
esac

# Extract source:
tar xvvf $CWD/tcl$VERSION-src.tar.?z* 
cd tcl$VERSION || exit 1
slackhousekeeping

# Copy docs:
mkdir -p $PKG/usr/doc/${PACKAGE}${VERSION}
cp -a README license.terms $PKG/usr/doc/${PACKAGE}${VERSION}

# Fix 64bit path names:
sed -i -e "s#TCL_LIBRARY='\$(prefix)/lib/tcl\$(VERSION)'#TCL_LIBRARY='\$(prefix)/lib$LIBDIRSUFFIX/tcl\$(VERSION)'#" configure

# Build static version:
cd unix
CFLAGS="$SLKCFLAGS" \
./configure \
   --prefix=/usr \
   --libdir=/usr/lib${LIBDIRSUFFIX} \
   --enable-shared \
   --enable-threads \
   --enable-man-symlinks \
   --build=$ARCH-slackware-linux-gnueabi || failconfig
make $NUMJOBS || make || failmake
make install DESTDIR=$PKG

# Some sources require Tcl's private headers, which might not be the
# best thing but we'll include them where we've seen other teams
# doing the same thing:
mkdir -p $PKG/usr/include/tcl-private/{generic,unix}
cp -a ../generic/*.h $PKG/usr/include/tcl-private/generic
cp -a ../unix/*.h $PKG/usr/include/tcl-private/unix
( cd $PKG/usr/include/tcl-private/generic
  rm -f tcl.h tclDecls.h tclPlatDecls.h
  ln -sf ../../tcl.h .
  ln -sf ../../tclDecls.h .
  ln -sf ../../tclPlatDecls.h 
  ln -sf ../unix/tclUnixPort.h
  ln -sf ../unix/tclUnixThrd.h
)

# Make symlinks:
( cd $PKG/usr/bin
  rm -f tclsh
  ln -sf tclsh8.5 tclsh
)
( cd $PKG/usr/lib
  rm -f libtcl.so
  ln -sf libtcl8.5.so libtcl.so
)

# If necessary, start the fakeroot server so we can set file/dir ownerships:
start_fakeroot

# Archive source -- it's needed to build tix and expect:
( cd $TMPBUILD
  tar -Ixz -pcf $PORTCWD/sources/tcl-compiled.tar.xz tcl* )

# Apply generic Slackware packaging policies:
cd $PKG
slackstripall   # strip all .a archives and all ELFs
slackgzpages -i # compress man & info pages and delete usr/info/dir
slackslack      # chown -R root:root, chmod -R og-w, slackchown, slack644docs
slackdesc       # install slack-desc and doinst.sh
slackmp         # run makepkg -l y -c n

# Perform any final checks on the package:
cd $PKG
slackhlinks     # search for any hard links