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# Private macros for the TeX Live (TL) tree.
# Copyright (C) 2009, 2010 Peter Breitenlohner <tex-live@tug.org>
#
# This file is free software; the copyright holder
# gives unlimited permission to copy and/or distribute it,
# with or without modifications, as long as this notice is preserved.
# serial 0
# KPSE_SETUP(TOP-LEVEL)
# ---------------------
# Initialize path prefix kpse_TL to top-level TeX Live (TL) directory.
# Sinclude all withenable.ac files providing:
# configure options --with-system-LIB, --with-LIB-includes, and --with-LIB-libdir
# for libraries
# configure option --disable-PKG or --enable-PKG for programs
# additional program specific configure options (if any)
# library dependencies for programs and libraries
AC_DEFUN([KPSE_SETUP],
[AC_REQUIRE([_KPSE_MSG_WARN_PREPARE])[]dnl
m4_define([kpse_TL], [$1])[]dnl
m4_define([kpse_indent_26], [28])[]dnl
AC_ARG_ENABLE([all-pkgs],
AS_HELP_STRING([--disable-all-pkgs],
[do not build packages unless explicitly enabled]))[]dnl
test "x$enable_all_pkgs" = xno || enable_all_pkgs=yes
AC_ARG_ENABLE([native-texlive-build],
AS_HELP_STRING([--disable-native-texlive-build],
[do not build for the TeX Live binary distribution]))[]dnl
AS_CASE([$enable_native_texlive_build],
[yes | no], [:],
[enable_native_texlive_build=yes
ac_configure_args="$ac_configure_args '--enable-native-texlive-build'"])
if test "x$enable_native_texlive_build" = xyes; then
AS_CASE([$enable_multiplatform],
[yes | no], [:],
[enable_multiplatform=yes
ac_configure_args="$ac_configure_args '--enable-multiplatform'"])
AS_CASE([$enable_cxx_runtime_hack],
[yes | no], [:],
[enable_cxx_runtime_hack=yes
ac_configure_args="$ac_configure_args '--enable-cxx-runtime-hack'"])
fi
AS_CASE([$enable_libtool_hack],
[yes | no], [:],
[AS_CASE([$host_os],
[do-not-match],
[enable_libtool_hack=no],
[enable_libtool_hack=yes])
ac_configure_args="$ac_configure_args '--enable-libtool-hack=$enable_libtool_hack'"])
AS_CASE([$enable_shared],
[no], [:],
[yes ], [AS_IF([test "x$enable_native_texlive_build" = xyes],
[AC_MSG_ERROR([you can not use a shared Kpathsea library for a native TeX Live build])])],
[enable_shared=no
ac_configure_args="$ac_configure_args '--disable-shared'"])
dnl Automatically pass this option to all subdirectories.
AS_CASE([$enable_texlive_build],
[yes], [:],
[no], [AC_MSG_ERROR([you can not configure the TeX Live tree with `--disable-texlive-build'])],
[enable_texlive_build=yes
ac_configure_args="$ac_configure_args '--enable-texlive-build'"])
KPSE_OPTIONS
KPSE_ENABLE_CXX_HACK
KPSE_ENABLE_LT_HACK
KPSE_LIBS_PREPARE
KPSE_WEB2C_PREPARE
AS_CASE([$with_x],
[yes | no], [:],
[with_x=yes
AC_MSG_NOTICE([Assuming `--with-x'])
ac_configure_args="$ac_configure_args '--with-x'"])
KPSE_FOR_PKGS([utils], [m4_sinclude(kpse_TL[utils/]Kpse_Pkg[/ac/withenable.ac])])
KPSE_FOR_PKGS([texk], [m4_sinclude(kpse_TL[texk/]Kpse_Pkg[/ac/withenable.ac])])
m4_sinclude(kpse_TL[texk/kpathsea/ac/withenable.ac])
KPSE_FOR_PKGS([libs], [m4_sinclude(kpse_TL[libs/]Kpse_Pkg[/ac/withenable.ac])])
]) # KPSE_SETUP
# KPSE_ENABLE_PROG(PROG, REQUIRED-LIBS, OPTIONS, [COMMENT])
# ---------------------------------------------------------
# Provide the configure option --enable-PROG if the option `disable' is
# specified, or -disable-PROG otherwise.
# Define the list of libraries required from the TL tree (if any).
# Options:
# disable - do not build by default
# native - impossible to cross compile
AC_DEFUN([KPSE_ENABLE_PROG],
[m4_pushdef([Kpse_enable], m4_if(m4_index([ $3 ], [ disable ]), [-1], [yes], [no]))[]dnl
AC_ARG_ENABLE([$1],
AS_HELP_STRING([[--]m4_if(Kpse_enable, [yes], [dis], [en])[able-$1]],
m4_if(Kpse_enable, [yes],
[do not ])[build the $1 ]m4_ifval([$4],
[($4) ])[package]))[]dnl
AS_CASE([$enable_[]AS_TR_SH($1)],
m4_if(m4_index([ $3 ], [ native ]), [-1],
[[yes|no], []],
[[yes], [AS_IF([test "x$cross_compiling" = xyes],
[AC_MSG_ERROR([Unable to cross compile $1])])],
[no], []]),
[m4_if(m4_index([ $3 ], [ native ]), [-1], ,
[if test "x$cross_compiling" = xyes; then
enable_[]AS_TR_SH($1)=no
AC_MSG_NOTICE([Cross compiling -> `--disable-$1'])
else])
enable_[]AS_TR_SH($1)=m4_if(Kpse_enable, [yes], [$enable_all_pkgs], [no])
AC_MSG_NOTICE([Assuming `--enable-$1=$enable_]AS_TR_SH($1)['])
ac_configure_args="$ac_configure_args '--enable-$1=$enable_[]AS_TR_SH($1)'"
m4_if(m4_index([ $3 ], [ native ]), [-1], , [fi])])
m4_popdef([Kpse_enable])[]dnl
m4_ifval([$2], [
test "x$enable_[]AS_TR_SH($1)" = xno || {
AC_FOREACH([Kpse_Lib], [$2], [ need_[]AS_TR_SH(Kpse_Lib)=yes
])}
])[]dnl m4_ifval
]) # KPSE_ENABLE_PROG
# KPSE_WITH_LIB(LIB, REQUIRED-LIBS, OPTIONS)
# ---------------------------------------------------------
# Unless the option `tree' is specified, provide the configure options
# --with-system-LIB, --with-LIB-includes, and --with-LIB-libdir.
# Define the list of libraries required from the TL tree (if any).
# Options:
# tree - only use library from the TL tree
#
# At the top-level we build a (reversed) list of potential system libraries.
AC_DEFUN([KPSE_WITH_LIB],
[m4_if(m4_index([ $3 ], [ tree ]), [-1],
[KPSE_]AS_TR_CPP([$1])[_OPTIONS([with-system])[]dnl
if test "x$with_system_[]AS_TR_SH($1)" = x; then
if test -f $srcdir/kpse_TL[]m4_if([$1], [kpathsea], [texk], [libs])/$1/configure; then
AC_MSG_NOTICE([Assuming `$1' headers and library from TL tree])
with_system_[]AS_TR_SH($1)=no
else
AC_MSG_NOTICE([Assuming installed `$1' headers and library])
with_system_[]AS_TR_SH($1)=yes
fi
ac_configure_args="$ac_configure_args '--with-system-$1=$with_system_[]AS_TR_SH($1)'"
m4_ifset([kpse_TL], [], dnl top level only
[elif test "x$with_system_[]AS_TR_SH($1)" = xyes; then
AC_MSG_NOTICE([Using installed `$1' headers and library])
else
AC_MSG_NOTICE([Using `$1' headers and library from TL tree])
if test "x$with_system_[]AS_TR_SH($1)" != xno; then
with_system_[]AS_TR_SH($1)=no
ac_configure_args="$ac_configure_args '--without-system-$1'"
fi
m4_define([kpse_syslib_pkgs], [$1]m4_ifval([kpse_syslib_pkgs],
[ _m4_defn([kpse_syslib_pkgs])]))[]dnl
])[]dnl m4_ifset
fi
m4_ifval([$2],
[if test "x$with_system_[]AS_TR_SH($1)" = xyes; then
AC_FOREACH([Kpse_Lib], [$2],
[ if test "x$with_system_[]AS_TR_SH(Kpse_Lib)" = x; then
AC_MSG_NOTICE([ -> installed `AS_TR_SH(Kpse_Lib)' headers and library])
with_system_[]AS_TR_SH(Kpse_Lib)=yes
ac_configure_args="$ac_configure_args '--with-system-Kpse_Lib'"
elif test "x$with_system_[]AS_TR_SH(Kpse_Lib)" != xyes; then
AC_MSG_ERROR([Sorry, `--with-system-$1' requires `--with-system-Kpse_Lib'])
fi
])fi
])[]dnl m4_ifval
])[]dnl m4_if
m4_ifval([$2], [
test "x$need_[]AS_TR_SH($1)" = xyes && {
AC_FOREACH([Kpse_Lib], [$2], [ need_[]AS_TR_SH(Kpse_Lib)=yes
])}
])[]dnl m4_ifval
]) # KPSE_WITH_LIB
# Initialize the list of potential system libraries.
m4_define([kpse_syslib_pkgs], [])
# KPSE_TRY_LIB(LIB, PROLOGUE, BODY)
# ---------------------------------
# When the user requests to use an installed version of a required library,
# check that the flags derived from --with-LIB-includes and --with-LIB-libdir
# or determined otherwise provide the required functionality.
AC_DEFUN([KPSE_TRY_LIB],
[if test "x$need_[]AS_TR_SH($1):$with_system_[]AS_TR_SH($1)" = xyes:yes; then
AC_MSG_CHECKING([requested system `$1' library])
CPPFLAGS="$AS_TR_CPP($1)_INCLUDES $CPPFLAGS"
LIBS="$AS_TR_CPP($1)_LIBS $LIBS"
AC_LINK_IFELSE([AC_LANG_PROGRAM([[$2]], [[$3]])],
[syslib_used=yes kpse_res=ok],
[syslib_status=no kpse_res=failed])
AC_MSG_RESULT([$kpse_res])
fi
]) # KPSE_TRY_LIB
# KPSE_TRY_LIBXX(LIB, PROLOGUE, BODY)
# -----------------------------------
# As above, but for C++.
AC_DEFUN([KPSE_TRY_LIBXX],
[AC_REQUIRE([AC_PROG_CXX])[]dnl
AC_LANG_PUSH([C++])[]dnl
KPSE_TRY_LIB($@)[]dnl
AC_LANG_POP([C++])[]dnl
]) # KPSE_TRY_LIBXX
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