#!/bin/sh
# Set initial variables:
CWD=`pwd`
if [ "$TMP" = "" ]; then
  TMP=/tmp
fi
PKG=$TMP/package-strace
SRC=/devel/manpagesrc
INFO=/devel/info-pages/usr/info
TEX=/devel/texinfo-docs

if [ ! -d $TMP ]; then
  mkdir -p $TMP # location to build the source
fi
if [ ! -d $PKG ]; then
  mkdir -p $PKG # place for the package to be built
fi

# Explode the package framework:
cd $PKG
explodepkg $CWD/_strace.tar.gz

echo "+============+"
echo "| strace-4.2 |"
echo "+============+"
cd $TMP

# Ryan: from David:
   # make sure the 32-bit headers are in place
   rm -rf /usr/include/asm.BUILD_STRACE
   mv /usr/include/asm /usr/include/asm.BUILD_STRACE
   ln -sf /usr/src/linux/include/asm-sparc /usr/include/asm

   # Strace on the SPARC is kindy tricky to build.  I've only been
   # able to make it build by removing 4 structs from the kernel
   # headers (in time.h).  So during the compile, I patch those
   # out, then in special, the original header is restored.  Yeah,
   # a nasty hack, but it works.
   ( cd /usr/src/linux/include/linux
     zcat $CWD/time.h-sparc.patch.gz | patch -p0 --verbose --backup )


tar xzvf $CWD/strace-4.2.tar.gz
cd strace-4.2
mkdir -p $PKG/usr/doc/strace-4.2
cp -a COPYRIGHT CREDITS ChangeLog INSTALL NEWS PORTING README README-CVS \
  README-linux README-sunos4 README-svr4 TODO $PKG/usr/doc/strace-4.2
chown root.root $PKG/usr/doc/strace-4.2/*
chmod 644 $PKG/usr/doc/strace-4.2/*
./configure --prefix=/usr sparc-slackware-linux
sparc32 make CC=egcs CFLAGS='-O2 -I/usr/src/linux/include' LDFLAGS=-s

   rm -rf /usr/include/asm
   mv /usr/include/asm.BUILD_STRACE /usr/include/asm
   # restore the original time.h
   ( cd /usr/src/linux/include/linux
     mv time.h.orig time.h )

strip strace
cat strace > $PKG/usr/bin/strace
cat strace-graph > $PKG/usr/bin/strace-graph
cat strace.1 | gzip -9c > $PKG/usr/man/man1/strace.1.gz

# Build the package:
cd $PKG
tar czvf $TMP/strace.tgz .

# Warn of zero-length files:
for file in `find . -type f -print` ; do
 if [ "`filesize $file`" = "0" ]; then
  echo "WARNING: zero length file $file"
 fi
 if [ "`filesize $file`" = "20" ]; then
  echo "WARNING: possible empty gzipped file $file"
 fi
done

# Clean up the extra stuff:
if [ "$1" = "--cleanup" ]; then
  rm -rf $TMP/strace-4.2
  rm -rf $PKG
fi