#! /bin/sh

##  bootstrap file for vlc, the VideoLAN Client
##  $Id: bootstrap,v 1.24 2002/11/09 16:34:52 sam Exp $
##
##  Authors: Samuel Hocevar <sam@zoy.org>

###
###  get a sane environment
###
LANG=C
export LANG

###
###  argument check
###
do_po=no
while test $# -gt 0; do
  case "$1" in
    --update-po)
      do_po=yes
      ;;
    *)
      echo "unknown option $1"
      ;;
  esac
  shift
done

##
## Check that our tools don't suck
##
SEDSUCKS=no
if test ! 20000 -eq `perl -e 'printf "%s\n","a"x20000' | sed -e 's/.//' 2>/dev/null | wc -c`
then
  SEDSUCKS=yes
fi

PERLSUCKS=no
AUTOMAKESUCKS=no

##
## Generate the modules makefile, by parsing modules/**/Modules.am
##

printf "generating Modules.am and configure.ac"

echo > Modules.am
echo > configure.ac

ALL_FLAGS="`sed -n -e '/^[^=A-Z]*[A-Z]*FLAGS_[^=]*=/s/[^=A-Z]*\([A-Z]*FLAGS_[^=]*=\).*/\1/p' < configure.ac.in | sort | uniq`"

cat >> configure.ac << EOF
dnl ################################################################
dnl # Do not edit this file, it was generated from configure.ac.in #
dnl ################################################################

EOF
sed -n -e '/dnl do not touch this line/q;p' < configure.ac.in >> configure.ac

modules=""
for mf in `sed -ne 's@[^a-z]*\([^ ]*\)am.*@modules/\1am@p' < modules/Makefile.am`
do
  printf "."
  dir=`echo ${mf} | sed -e 's@\(.*\)/.*@\1@'`
  topdir=`echo ${dir} | cut -f2 -d/`
  sym=`echo ${dir} | sed -e 'y@/@_@'`
  cat >> Modules.am << EOF
# Directory ${dir}

include ${dir}/Modules.am

EOF
  sed -n -e 's/^ *SOURCES_\([^ ]*\).*/\1/p' < ${mf} | while read mod
  do
    LINKER="LINK"
    if echo "$ALL_FLAGS" | grep '^CPPFLAGS_'${mod}'=$' >/dev/null 2>&1; then
        echo "AC_SUBST(CPPFLAGS_${mod})" >> configure.ac; fi
    if echo "$ALL_FLAGS" | grep '^CFLAGS_'${mod}'=$' >/dev/null 2>&1; then
        echo "AC_SUBST(CFLAGS_${mod})" >> configure.ac; fi
    if echo "$ALL_FLAGS" | grep '^CXXFLAGS_'${mod}'=$' >/dev/null 2>&1; then
        LINKER="CXXLINK"
        echo "AC_SUBST(CXXFLAGS_${mod})" >> configure.ac; fi
    if echo "$ALL_FLAGS" | grep '^OBJCFLAGS_'${mod}'=$' >/dev/null 2>&1; then
        LINKER="OBJCLINK"
        echo "AC_SUBST(OBJCFLAGS_${mod})" >> configure.ac; fi
    if echo "$ALL_FLAGS" | grep '^LDFLAGS_'${mod}'=$' >/dev/null 2>&1; then
        echo "AC_SUBST(LDFLAGS_${mod})" >> configure.ac; fi
    if grep '^SOURCES_'${mod}'.*=.*PRIVATE' < ${mf} >/dev/null 2>&1; then
        PRIVATE='#'; else
        PRIVATE=''; fi
    if grep '^nodist_SOURCES_'${mod}'' < ${mf} >/dev/null 2>&1; then
        NODIST=''; else
        NODIST='#'; fi
    cat >> configure.ac << EOF
AM_CONDITIONAL(${mod}_plugin, test x\$${mod}_plugin = xyes)
AM_CONDITIONAL(${mod}_builtin, test x\$${mod}_builtin = xyes)
EOF
# Generation of Modules.am
# ~~~~~~~~~~~~~~~~~~~~~~~~
# - L_ is for LIBRARIES_, D_ for DATA_, B_ for BUILT_SOURCES_, F_ for LDFLAGS_,
#   S_ for SOURCES_, _p is for _plugin, _b is for _builtin. This is to reduce
#   the resulting file size.
# - *_CFLAGS, *_CXXFLAGS etc. include *_CPPFLAGS because per-object CPPFLAGS
#   does not seem to work properly with any automake version I tested.
    cat >> Modules.am << EOF
# The ${mod} plugin

if ${mod}_plugin
if UNTRUE
L_${mod}_p = ${dir}/lib${mod}_plugin.a
endif
D_${mod}_p = ${dir}/lib${mod}_plugin\$(LIBEXT)
${NODIST}B_${mod}_p = \$(nodist_SOURCES_${mod})
endif
if ${mod}_builtin
L_${mod}_b = ${dir}/lib${mod}.a
F_${mod}_b = \$(LDFLAGS_${mod})
if BUILD_MOZILLA
L_${mod}_pic = ${dir}/lib${mod}_pic.a
endif
${NODIST}B_${mod}_b = \$(nodist_SOURCES_${mod})
endif

L_builtin += \$(L_${mod}_b)
L_builtin_pic += \$(L_${mod}_pic)
LDFLAGS_builtin += \$(F_${mod}_b)
${PRIVATE}BUILT_SOURCES += \$(B_${mod}_p) \$(B_${mod}_b)
PLUGIN_FILES += \$(D_${mod}_p)

${PRIVATE}${sym}_lib${mod}_plugin_a_SOURCES = \$(SOURCES_${mod})
${NODIST}${PRIVATE}nodist_${sym}_lib${mod}_plugin_a_SOURCES = \$(nodist_SOURCES_${mod})
${sym}_lib${mod}_plugin_a_CPPFLAGS = \$(CPPFLAGS_plugin) \$(CPPFLAGS_${mod}) -DMODULE_NAME=${mod} -DMODULE_NAME_IS_${mod}
${sym}_lib${mod}_plugin_a_CFLAGS = \$(CFLAGS_plugin) \$(CFLAGS_${mod}) \$(${sym}_lib${mod}_plugin_a_CPPFLAGS)
${sym}_lib${mod}_plugin_a_CXXFLAGS = \$(CXXFLAGS_plugin) \$(CXXFLAGS_${mod}) \$(${sym}_lib${mod}_plugin_a_CPPFLAGS)
${sym}_lib${mod}_plugin_a_OBJCFLAGS = \$(OBJCFLAGS_plugin) \$(OBJCFLAGS_${mod}) \$(${sym}_lib${mod}_plugin_a_CPPFLAGS)

${sym}_lib${mod}_pic_a_SOURCES = ${PRIVATE}\$(SOURCES_${mod})
${NODIST}nodist_${sym}_lib${mod}_pic_a_SOURCES = ${PRIVATE}\$(nodist_SOURCES_${mod})
${sym}_lib${mod}_pic_a_CPPFLAGS = \$(CPPFLAGS_builtin_pic) \$(CPPFLAGS_${mod}) -DMODULE_NAME=${mod} -DMODULE_NAME_IS_${mod}
${sym}_lib${mod}_pic_a_CFLAGS = \$(CFLAGS_builtin_pic) \$(CFLAGS_${mod}) \$(${sym}_lib${mod}_pic_a_CPPFLAGS)
${sym}_lib${mod}_pic_a_CXXFLAGS = \$(CXXFLAGS_builtin_pic) \$(CXXFLAGS_${mod}) \$(${sym}_lib${mod}_pic_a_CPPFLAGS)
${sym}_lib${mod}_pic_a_OBJCFLAGS = \$(OBJCFLAGS_builtin_pic) \$(OBJCFLAGS_${mod}) \$(${sym}_lib${mod}_pic_a_CPPFLAGS)

${sym}_lib${mod}_a_SOURCES = ${PRIVATE}\$(SOURCES_${mod})
${NODIST}nodist_${sym}_lib${mod}_a_SOURCES = ${PRIVATE}\$(nodist_SOURCES_${mod})
${sym}_lib${mod}_a_CPPFLAGS = \$(CPPFLAGS_builtin) \$(CPPFLAGS_${mod}) -DMODULE_NAME=${mod} -DMODULE_NAME_IS_${mod}
${sym}_lib${mod}_a_CFLAGS = \$(CFLAGS_builtin) \$(CFLAGS_${mod}) \$(${sym}_lib${mod}_a_CPPFLAGS)
${sym}_lib${mod}_a_CXXFLAGS = \$(CXXFLAGS_builtin) \$(CXXFLAGS_${mod}) \$(${sym}_lib${mod}_a_CPPFLAGS)
${sym}_lib${mod}_a_OBJCFLAGS = \$(OBJCFLAGS_builtin) \$(OBJCFLAGS_${mod}) \$(${sym}_lib${mod}_a_CPPFLAGS)

libvlc_LIBRARIES += \$(L_${mod}_b) \$(L_${mod}_pic)
lib${mod}_DATA = \$(D_${mod}_p)

lib${mod}dir = \$(libdir)/vlc/${topdir}
${PRIVATE}noinst_LIBRARIES += \$(L_${mod}_p)
${PRIVATE}${dir}/lib${mod}_plugin\$(LIBEXT): \$(${sym}_lib${mod}_plugin_a_OBJECTS)
${PRIVATE}	\$(${LINKER}) \$^ -shared \$(LDFLAGS_plugins) \$(LDFLAGS_${mod})


EOF
  done
done

echo "AM_CONDITIONAL(UNTRUE, false)" >> configure.ac
sed -n -e '/dnl do not touch this line/,//p' < configure.ac.in >> configure.ac

echo "done."

###
###  classic bootstrap stuff
###
set -x
rm -f aclocal.m4 m4/oldgettext.m4 configure config.guess config.log config.sub ltmain.sh libtool ltconfig missing mkinstalldirs depcomp install-sh
rm -Rf intl

# Check for gettext
if gettextize --version >/dev/null 2>&1
then
if expr `gettextize --version | sed -e '1s/[^0-9]*//' -e q` \
        '>' 0.11.2 >/dev/null 2>&1
then
  # We have gettext, and a recent version! Everything is cool.
  autopoint || exit 1
  GETTEXT=yes
else
  # User's gettext is too old. try to continue anyway.
  mkdir -p intl
  echo > intl/Makefile.am
  echo 'AC_DEFUN([AM_GNU_GETTEXT_VERSION], [])' > m4/oldgettext.m4
  GETTEXT=old
fi;else
  # we don't have gettext. grmbl. try to continue anyway.
  mkdir -p intl
  echo > intl/Makefile.am
  echo 'AC_DEFUN([AM_GNU_GETTEXT_VERSION], [])' > m4/oldgettext.m4
  GETTEXT=no
fi

# Check for automake
amvers="none"
if automake-1.7 --version >/dev/null 2>&1
then
  amvers="-1.7"
else
  if automake-1.6 --version >/dev/null 2>&1
  then
    amvers="-1.6"
    if expr "`automake-1.6 --version | sed -e '1s/[^0-9]*//' -e q`" "<=" "1.6.1" > /dev/null 2>&1
    then AUTOMAKESUCKS=yes
    fi
  else
    if automake-1.5 --version >/dev/null 2>&1
    then
      amvers="-1.5"
    else
      if automake --version > /dev/null 2>&1
      then
        amvers=`automake --version | sed -e '1s/[^0-9]*//' -e q`
        case $amvers in
        1.6|1.6.0|1.6.1)
          AUTOMAKESUCKS=yes ;;
        esac

        if expr "$amvers" "<" "1.5" > /dev/null 2>&1
        then amvers="none"
        else amvers=""
        fi
      fi
    fi
  fi
fi

if test x$amvers = xnone
then
  set +x
  echo "you need automake version 1.5 or later"
  exit 1
fi

# Do the rest
aclocal${amvers} -I m4 || exit 1
autoheader || exit 1

automake${amvers} --foreign --add-missing --copy || PERLSUCKS=yes

case "$PERLSUCKS" in
  no)
  ;;
  yes)
    set +x
    echo ""
    echo "==========================================================="
    echo "IMPORTANT NOTE: automake failed. On certain systems this is"
    echo "because of insufficient stack size. Please set the stack"
    echo "size to something bigger or unlimited (\`unlimit stacksize')"
    echo "and try again."
    exit 1
  ;;
esac

# Wrap automake's long lines, because the Solaris sed doesn't support lines
# longer than 3999 characters, and ./configure calls sed. We use Perl instead
# of sed for obvious reasons :)
perl -ne 'if(/^.{500}/) {s/(.{200}[^ ]* )/$1\\\n\t/g} print $_' < Makefile.in > Makefile.in.tmp && mv Makefile.in.tmp Makefile.in

autoconf || exit 1

##
##  headers which need to be regenerated
##
rm -f src/misc/modules_builtin.h src/misc/modules_plugin.h
rm -f include/vlc_symbols.h
rm -f mozilla/vlcintf.h

##
##  Shut up
##
set +x

##
##  Glade sometimes sucks
##
echo "workarounds for annoying glade features"
for file in gnome_interface.c gtk_interface.c
do
if grep "DO NOT EDIT THIS FILE" modules/gui/gtk/$file 2>&1 > /dev/null
then
    rm -f /tmp/$$.$file.bak
    cat > /tmp/$$.$file.bak << EOF
/* This file was created automatically by glade and fixed by bootstrap */

#include <vlc/vlc.h>
EOF
    sed -e 1,7d \
        -e 's#_("-:--:--")#"-:--:--"#' \
        -e 's#_("---")#"---"#' \
        -e 's#_("--")#"--"#' \
        -e 's#_("/dev/dvd")#"/dev/dvd"#' \
        -e 's#_(\("./."\))#\1#' \
	< modules/gui/gtk/$file >> /tmp/$$.$file.bak
    mv -f /tmp/$$.$file.bak modules/gui/gtk/$file
fi
done

file=gtk_support.h
if grep "DO NOT EDIT THIS FILE" modules/gui/gtk/$file 2>&1 > /dev/null
then
    rm -f /tmp/$$.$file.bak
    sed -e 's/DO NOT EDIT THIS FILE.*/This file was created automatically by glade and fixed by bootstrap/ ; s/#if.*ENABLE_NLS.*/#if defined( ENABLE_NLS ) \&\& defined ( HAVE_GETTEXT )/' < modules/gui/gtk/$file > /tmp/$$.$file.bak
    mv -f /tmp/$$.$file.bak modules/gui/gtk/$file
fi

##
##  Don't update the MSVC project file
##
echo "not updating MSVC project file. run 'make update-vlc.dsp' for this."

##
##  Update the potfiles because no one ever does it
##
if test "$do_po" = "no"
then
  echo "not updating potfiles. use --update-po to force doing it."
else
  cd po
  make update-po 2>&1 | grep '^[^:]*:$' | cut -f1 -d: | tr '\n' ' ' | sed 's/ $//'
  cd ..
fi

##
##  Tell the user about gettext and sed
##
case "$GETTEXT" in
  yes)
  ;;
  no)
    echo ""
    echo "==========================================================="
    echo "IMPORTANT NOTE: you do not have gettext installed on your"
    echo "system. The vlc build will work, but you will not have"
    echo "internationalization support. We suggest installing gettext."
  ;;
  old)
    echo ""
    echo "=========================================================="
    echo "NOTE: you have an old version of gettext installed on your"
    echo "system. We suggest upgrading to gettext 0.11.3 or later."
  ;;
esac

case "$AUTOMAKESUCKS" in
  no)
  ;;
  yes)
    echo ""
    echo "============================================================="
    echo "IMPORTANT NOTE: your version of automake has a bug which will"
    echo "prevent proper plugin compilation. Either compile VLC with"
    echo "the --disable-plugins flag, or use a version of automake newer"
    echo "than 1.6.1 (1.6.2 is OK, and so are the 1.5 series)."
  ;;
esac

case "$SEDSUCKS" in
  no)
  ;;
  yes)
    echo ""
    echo "============================================================="
    echo "IMPORTANT NOTE: the version of 'sed' on your system is unable"
    echo "to handle long lines. bootstrap will try its best to generate"
    echo "a correct Makefile, but you should expect problems. We highly"
    echo "recommend installing GNU sed."
  ;;
esac