vlc/bootstrap

#! /bin/sh

##  bootstrap file for the VLC media player
##  $Id: bootstrap,v 1.52 2003/06/27 13:50:07 sam Exp $
##
##  Authors: Sam Hocevar <sam@zoy.org>

if test "$#" != "0"; then
  echo "Usage: $0"
  echo "  Calls automake, autoconf, autoheader, autopoint and other auto* to generate"
  echo "  m4 macros and prepare Makefiles."
  exit 1
fi

###
###  Get a sane environment, just in case
###
LANG=C
export LANG
CYGWIN=binmode
export CYGWIN

##
## Naively assume our system doesn't suck. Unfortunately it seldom doesn't.
##
AUTOMAKESUCKS=no
INSTALLSUCKS=no

##
## Check that our tools don't suck
##

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

printf "generating modules/**/Makefile.am and m4/private.m4"

# Prepare Modules.am and m4/private.m4
rm -f Modules.am && echo > Modules.am
rm -f m4/private.m4 && cat > m4/private.m4 << EOF
dnl  Private VLC macros - generated by bootstrap

EOF
rm -f m4/private.m4-tmp1 && cat > m4/private.m4-tmp1 << EOF
dnl  The required AM_CONDITIONAL calls
dnl  XXX: too many conditionals make the build very slow, disabled them
AC_DEFUN([AX_VLC_CONDITIONALS], [
EOF
rm -f m4/private.m4-tmp2 && cat > m4/private.m4-tmp2 << EOF
dnl  The required AC_SUBST calls
AC_DEFUN([AX_VLC_SUBSTS], [
EOF
rm -f m4/private.m4-tmp3 && cat > m4/private.m4-tmp3 << EOF
dnl  The required AC_OUTPUT calls
dnl  XXX: this feature is only supported starting from automake-1.7
AC_DEFUN([AX_VLC_MAKEFILES], [AC_OUTPUT([
EOF
rm -f m4/private.m4-tmp4 && cat > m4/private.m4-tmp4 << EOF
dnl  Helper macro for vlc-config generation
AC_DEFUN([AX_VLC_CONFIG_HELPER], [
  cat >> vlc-config.in << BLAH
EOF

modules=""
count=0

rm -f modules/Makefile.am && cat > modules/Makefile.am << EOF
# Autogenerated by bootstrap - DO NOT EDIT
EXTRA_DIST = LIST
SUBDIRS = .
DIST_SUBDIRS = `sed -ne 's,modules/\([^/]*\)/Makefile,\1,p' configure.ac | xargs`
EOF

for dir in `sed -ne 's,\(modules/.*\)/Makefile,\1,p' configure.ac`
do
  printf "."
  mf="${dir}/Modules.am"
  basedir="`echo ${dir} | cut -f2 -d/`"
  # automake will not recurse for make dist if we don't define SUBDIRS = .
  subdirs="`sed -ne 's,'${dir}'/\([^/]*\)/Makefile,\1,p' configure.ac | xargs`"
  #parent=`echo ${dir} | sed -e 's@[^/]*@..@g'`
  #echo "  ${dir}/Makefile" >> m4/private.m4-tmp3
  rm -f ${dir}/Makefile.am && cat > ${dir}/Makefile.am << EOF

# Autogenerated by bootstrap - DO NOT EDIT - edit Modules.am instead

NULL =
libvlc_LIBRARIES =
noinst_LIBRARIES =
noinst_HEADERS =
EXTRA_DIST = Modules.am
BUILT_SOURCES =
SUBDIRS = .
DIST_SUBDIRS = ${subdirs}
libvlcdir = \$(libdir)/vlc/${basedir}
include Modules.am
EOF
  for mod in `sed -n -e 's/^ *SOURCES_\([^ ]*\).*/\1/p' < ${mf}`
  do
    count="`expr ${count} + 1`"
    if grep '^SOURCES_'${mod}'.*=.*PRIVATE' < ${mf} >/dev/null 2>&1; then
        PRIVATE='#'; else
        PRIVATE=''; fi
    if grep '^nodist_SOURCES_'${mod}'' < ${mf} >/dev/null 2>&1; then
        NODIST=''; else
        NODIST='#'; fi
#    cat >> m4/private.m4-tmp1 << EOF
#dnl  AM_CONDITIONAL(${mod}_p, test x\$${mod}_p = xyes)
#dnl  AM_CONDITIONAL(${mod}_b, test x\$${mod}_b = xyes)
#EOF
    cat >> Modules.am << EOF
${dir}/lib${mod}_plugin: ${dir}/lib${mod}_plugin\$(LIBEXT)
${dir}/lib${mod}_plugin\$(LIBEXT): include/vlc_symbols.h FORCE
	cd ${dir} && \$(MAKE) lib${mod}_plugin\$(LIBEXT)
${dir}/lib${mod}.a: include/vlc_symbols.h FORCE
	cd ${dir} && \$(MAKE) lib${mod}.a
${dir}/lib${mod}_pic.a: include/vlc_symbols.h FORCE
	cd ${dir} && \$(MAKE) lib${mod}_pic.a

EOF
    cat >> m4/private.m4-tmp4 << EOF
    ${mod}) list="\\\${list} ${dir}/lib${mod}" ;;
EOF
# Generation of modules/**/Makefile.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. because per-object CPPFLAGS does not seem to
#   work properly with any automake version I tested.
    cat >> ${dir}/Makefile.am << EOF
# The ${mod} plugin

if UNTRUE
L${count}p = lib${mod}_plugin.a
D${count}p = lib${mod}_plugin\$(LIBEXT)
L${count}b = lib${mod}.a
L${count}pic = lib${mod}_pic.a
EOF
    if [ "${NODIST}" != "#" ]; then cat >> ${dir}/Makefile.am << EOF
B${count}p = \$(nodist_SOURCES_${mod})
B${count}b = \$(nodist_SOURCES_${mod})
EOF
    fi
    cat >> ${dir}/Makefile.am << EOF
endif

EOF
    if [ "${NODIST}" != "#" ]; then cat >> ${dir}/Makefile.am << EOF
${PRIVATE}BUILT_SOURCES += \$(B${count}p) \$(B${count}b)
EOF
    fi
    cat >> ${dir}/Makefile.am << EOF
${PRIVATE}lib${mod}_plugin_a_SOURCES = \$(SOURCES_${mod})
EOF
    if [ "${NODIST}" != "#" ]; then cat >> ${dir}/Makefile.am << EOF
${PRIVATE}nodist_lib${mod}_plugin_a_SOURCES = \$(nodist_SOURCES_${mod})
EOF
    fi
    cat >> ${dir}/Makefile.am << EOF
lib${mod}_plugin_a_CFLAGS = \`\$(VLC_CONFIG) --cflags plugin ${mod}\`
lib${mod}_plugin_a_CXXFLAGS = \`\$(VLC_CONFIG) --cxxflags plugin ${mod}\`
lib${mod}_plugin_a_OBJCFLAGS = \`\$(VLC_CONFIG) --objcflags plugin ${mod}\`

lib${mod}_pic_a_SOURCES = ${PRIVATE}\$(SOURCES_${mod})
EOF
    if [ "${NODIST}" != "#" ]; then cat >> ${dir}/Makefile.am << EOF
nodist_lib${mod}_pic_a_SOURCES = ${PRIVATE}\$(nodist_SOURCES_${mod})
EOF
    fi
    cat >> ${dir}/Makefile.am << EOF
lib${mod}_pic_a_CFLAGS = \`\$(VLC_CONFIG) --cflags builtin pic ${mod}\`
lib${mod}_pic_a_CXXFLAGS = \`\$(VLC_CONFIG) --cxxflags builtin pic ${mod}\`
lib${mod}_pic_a_OBJCFLAGS = \`\$(VLC_CONFIG) --objcflags builtin pic ${mod}\`

lib${mod}_a_SOURCES = ${PRIVATE}\$(SOURCES_${mod})
EOF
    if [ "${NODIST}" != "#" ]; then cat >> ${dir}/Makefile.am << EOF
nodist_lib${mod}_a_SOURCES = ${PRIVATE}\$(nodist_SOURCES_${mod})
EOF
    fi
    cat >> ${dir}/Makefile.am << EOF
lib${mod}_a_CFLAGS = \`\$(VLC_CONFIG) --cflags builtin ${mod}\`
lib${mod}_a_CXXFLAGS = \`\$(VLC_CONFIG) --cxxflags builtin ${mod}\`
lib${mod}_a_OBJCFLAGS = \`\$(VLC_CONFIG) --objcflags builtin ${mod}\`

libvlc_LIBRARIES += \$(L${count}b) \$(L${count}pic)
lib${mod}_DATA = \$(D${count}p)

lib${mod}dir = \$(libdir)/vlc/${topdir}
${PRIVATE}noinst_LIBRARIES += \$(L${count}p)
${PRIVATE}lib${mod}_plugin\$(LIBEXT): \$(lib${mod}_plugin_a_OBJECTS)
${PRIVATE}	case \`\$(VLC_CONFIG) --linkage ${mod}\` in \\
${PRIVATE}	  c++) \$(CXXLINK) \$(lib${mod}_plugin_a_OBJECTS) \`\$(VLC_CONFIG) --libs plugin ${mod}\` ;; \\
${PRIVATE}	  objc) \$(OBJCLINK) \$(lib${mod}_plugin_a_OBJECTS) \`\$(VLC_CONFIG) --libs plugin ${mod}\` ;; \\
${PRIVATE}	  c|*) \$(LINK) \$(lib${mod}_plugin_a_OBJECTS) \`\$(VLC_CONFIG) --libs plugin ${mod}\` ;; \\
${PRIVATE}	esac


EOF
  done
done

cat >> m4/private.m4-tmp1 << EOF
  AM_CONDITIONAL(UNTRUE, false)
])
EOF
cat m4/private.m4-tmp1 >> m4/private.m4 && rm -f m4/private.m4-tmp1
cat >> m4/private.m4-tmp2 << EOF
])
EOF
cat m4/private.m4-tmp2 >> m4/private.m4 && rm -f m4/private.m4-tmp2
cat >> m4/private.m4-tmp3 << EOF
])])
EOF
cat m4/private.m4-tmp3 >> m4/private.m4 && rm -f m4/private.m4-tmp3
cat >> m4/private.m4-tmp4 << EOF
BLAH
])
EOF
cat m4/private.m4-tmp4 >> m4/private.m4 && rm -f m4/private.m4-tmp4

echo "done."

###
###  classic bootstrap stuff
###
set -x

# remove autotools cruft
rm -f aclocal.m4 configure configure.ac.in config.log
# remove old autotools extra cruft
rm -f config.guess config.sub missing mkinstalldirs compile depcomp install-sh
# remove new autotools extra cruft
(cd autotools && rm -f config.guess config.sub missing mkinstalldirs compile depcomp install-sh)
# remove libtool cruft
rm -f ltmain.sh libtool ltconfig
# remove gettext cruft
rm -f m4/oldgettext.m4 ABOUT-NLS
rm -Rf intl

# Check for gettext
if gettextize --version >/dev/null 2>&1; then
# Autopoint is available from 0.11.3, but we need 0.11.5
if expr `gettextize --version | sed -e '1s/[^0-9]*//' -e q` \
        '>=' 0.11.5 >/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.
  echo > ABOUT-NLS
  mkdir -p intl
  echo > intl/Makefile.am
  cat >> m4/private.m4 << EOF
dnl  User's gettext is too old, so this is a no-op
AC_DEFUN([AM_GNU_GETTEXT_VERSION], [])

EOF
  GETTEXT=old
fi;else
  # we don't have gettext. grmbl. try to continue anyway.
  echo > ABOUT-NLS
  mkdir -p intl
  echo > intl/Makefile.am
  cat >> m4/private.m4 << EOF
dnl  User does not have gettext, so this is a no-op
AC_DEFUN([AM_GNU_GETTEXT_VERSION], [])

EOF
  GETTEXT=no
fi

# Check for pkg-config
if pkg-config --version >/dev/null 2>&1; then
  # We have pkg-config, everything is cool.
  PKGCONFIG=yes
else
  # Not present, use a workaround.
  cat >> m4/private.m4 << EOF
dnl  User does not have pkg-config, so this is a no-op
AC_DEFUN([PKG_CHECK_MODULES], [])

EOF
  PKGCONFIG=no
fi

# Check for automake
amvers="none"
if automake-1.7 --version >/dev/null 2>&1; then
  amvers="-1.7"
  # If we also have 1.6, use it instead because it is faster
  if automake-1.6 --version >/dev/null 2>&1; then
    if expr "`automake-1.6 --version | sed -e '1s/[^0-9]*//' -e q`" ">" "1.6.1" > /dev/null 2>&1
    then amvers="-1.6"
    fi
  fi
elif 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
elif automake-1.5 --version >/dev/null 2>&1; then
  INSTALLSUCKS=yes
  amvers="-1.5"
elif automake --version > /dev/null 2>&1; then
  amvers=""
  case "`automake --version | sed -e '1s/[^0-9]*//' -e q`" in
    0|0.*|1|1.[01234]|1.[01234].*)
      amvers="none" ;;
    1.5|1.5.*)
      INSTALLSUCKS=yes ;;
    1.6|1.6.0|1.6.1)
      AUTOMAKESUCKS=yes ;;
  esac
fi

if test "${amvers}" = "none"; then
  set +x
  echo "you need automake version 1.5 or later"
  exit 1
fi

# Automake complains if this is not present
rm -f vlc-config.in && printf "" > vlc-config.in

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

automake${amvers} --add-missing --copy

autoconf || exit 1

##
##  files which need to be regenerated
##
rm -f vlc-config.in vlc-config
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

##
##  Tell the user about gettext, pkg-config and sed
##
case "${GETTEXT}" in
  yes)
  ;;
  no)
    cat << EOF

===========================================================
IMPORTANT NOTE: you do not have gettext installed on your
system. The vlc build will work, but you will not have
internationalization support. We suggest installing gettext.
EOF
  ;;
  old)
    cat << EOF

==========================================================
NOTE: you have an old version of gettext installed on your
system. The vlc build will work, but if your system does not
have libintl you will not have internationalization support.
We suggest upgrading to gettext 0.11.5 or later.
EOF
  ;;
esac

case "$PKGCONFIG" in
  yes)
  ;;
  no)
    cat << EOF

==============================================================
NOTE: you do not have the "pkg-config" utility on your system;
detection of the Gtk-2.0 and GNOME 2.0 libraries will not be
reliable.
EOF
  ;;
esac

case "$AUTOMAKESUCKS" in
  no)
  ;;
  yes)
    cat << EOF

=============================================================
IMPORTANT NOTE: your version of automake has a bug which will
prevent proper plugin compilation. Either compile VLC with
the --disable-plugins flag, or use a version of automake newer
than 1.6.1 (1.6.2 is OK, and so are the 1.5 series).
EOF
  ;;
esac

case "$INSTALLSUCKS" in
  no)
  ;;
  yes)
    cat << EOF

=============================================================
IMPORTANT NOTE: your version of automake has a bug which will
prevent proper installation. Do not use "make install" with this
version of automake, or use a version of automake newer than 1.5
(such as 1.6 or 1.7).
EOF
  ;;
esac