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# $Id$
# Private macros for the TeX Live (TL) tree.
# Copyright 2017-2020 Karl Berry <tex-live@tug.org>
# Copyright 2009-2015 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.
# KPSE_SETUP(TOP-LEVEL)
# ---------------------
# Initialize path prefix kpse_TL to top-level TeX Live (TL) directory.
# Sinclude all pkgdir/ac/withenable.ac files, which are supposed to provide:
# configure options for libraries:
# --with-system-LIB --with-LIB-includes --with-LIB-libdir
# configure options for programs:
# --disable-PROG --enable-PROG
# additional program specific configure options (if any)
# library dependencies for programs and libraries
AC_DEFUN([KPSE_SETUP], [dnl
AC_REQUIRE([AC_CANONICAL_HOST])[]dnl
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'"])
AS_CASE([$enable_largefile],
[yes | no], [:],
[enable_largefile=yes
ac_configure_args="$ac_configure_args '--enable-largefile'"])
AS_CASE([$enable_silent_rules],
[yes | no], [:],
[enable_silent_rules=no
ac_configure_args="$ac_configure_args '--disable-silent-rules'"])
AS_CASE([$enable_multiplatform],
[yes | no], [:],
[enable_multiplatform=$enable_native_texlive_build
ac_configure_args="$ac_configure_args '--enable-multiplatform=$enable_native_texlive_build'"])
AS_CASE([$enable_cxx_runtime_hack],
[yes | no], [:],
[enable_cxx_runtime_hack=$enable_native_texlive_build
ac_configure_args="$ac_configure_args '--enable-cxx-runtime-hack=$enable_native_texlive_build'"])
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([$enable_shared:$host_os],
[no:* | yes:mingw* | yes:cygwin*], [:],
[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_MKTEX_PREPARE
KPSE_WEB2C_PREPARE
KPSE_CHECK_WIN32
AS_CASE([$with_x:$kpse_cv_have_win32],
[yes:no | no:*], [:],
[yes:*], [AC_MSG_ERROR([you can not use `--with-x' for Windows])],
[*:no], [with_x=yes
AC_MSG_NOTICE([Assuming `--with-x'])
ac_configure_args="$ac_configure_args '--with-x'"],
[with_x=no
AC_MSG_NOTICE([WIN32 -> `--without-x'])
ac_configure_args="$ac_configure_args '--without-x'"])
AC_FOREACH([Kpse_Pkg], [luajittex luajithbtex mfluajit mfluajit-nowin], [dnl
AS_CASE([$enable_[]AS_TR_SH([Kpse_Pkg])],
[yes | no], [:],
[AS_CASE([$host],
[alpha* | sparc* | x86_64-*-solaris* | powerpc* ],
[AC_MSG_NOTICE([$host -> `--disable-]Kpse_Pkg['])
ac_configure_args="$ac_configure_args '--disable-]Kpse_Pkg['"])])
])
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])])
KPSE_FOR_PKGS([libs], [m4_sinclude(kpse_TL[libs/]Kpse_Pkg[/ac/withenable.ac])])
KPSE_FOR_PKGS([texlibs], [m4_sinclude(kpse_TL[texk/]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
# x - requires X11
AC_DEFUN([KPSE_ENABLE_PROG], [dnl
m4_define([have_]AS_TR_SH($1))[]dnl
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
m4_if(m4_index([ $3 ], [ x ]), [-1], , [AS_IF([test "x$with_x" = xno],
[AS_CASE([$enable_[]AS_TR_SH($1)],
[""], [AC_MSG_NOTICE([`--without-x' -> `--disable-$1'])
enable_[]AS_TR_SH($1)=no
ac_configure_args="$ac_configure_args '--disable-$1'"],
[yes], [AC_MSG_ERROR([Sorry, incompatible options `--without-x' and `--enable-$1'])])])
])[]dnl m4_if
AS_CASE([$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
AC_MSG_NOTICE([Cross compiling -> `--disable-$1'])
enable_[]AS_TR_SH($1)=no
ac_configure_args="$ac_configure_args '--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)
# ------------------------------------------
# For generic libraries in libs/LIB.
# 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], [_KPSE_WITH_LIB([libs], $@)])
m4_define([kpse_sys_libs_pkgs], [])[]dnl initialize the list.
# KPSE_WITH_TEXLIB(LIB, REQUIRED-LIBS, OPTIONS)
# ---------------------------------------------
# As above, but for TeX specific libraries in texk/LIB.
AC_DEFUN([KPSE_WITH_TEXLIB], [_KPSE_WITH_LIB([texk], $@)])
m4_define([kpse_sys_texk_pkgs], [])[]dnl initialize the list.
# _KPSE_WITH_LIB(DIR, LIB, REQUIRED-LIBS, OPTIONS)
# ------------------------------------------------
# Internal subroutine for KPSE_WITH_LIB and KPSE_WITH_TEXLIB.
m4_define([_KPSE_WITH_LIB], [dnl
m4_define([have_]AS_TR_SH($2))[]dnl
m4_if(m4_index([ $4 ], [ tree ]), [-1],
[KPSE_]AS_TR_CPP([$2])[_OPTIONS([with-system])[]dnl
if test "x$with_system_[]AS_TR_SH($2)" = x; then
if test -f $srcdir/kpse_TL[]$1/$2/configure; then
AC_MSG_NOTICE([Assuming `$2' headers and library from TL tree])
with_system_[]AS_TR_SH($2)=no
else
AC_MSG_NOTICE([Assuming installed `$2' headers and library])
with_system_[]AS_TR_SH($2)=yes
fi
ac_configure_args="$ac_configure_args '--with-system-$2=$with_system_[]AS_TR_SH($2)'"
m4_ifset([kpse_TL], [], dnl top level only
[elif test "x$with_system_[]AS_TR_SH($2)" = xyes; then
AC_MSG_NOTICE([Using installed `$2' headers and library])
else
AC_MSG_NOTICE([Using `$2' headers and library from TL tree])
if test "x$with_system_[]AS_TR_SH($2)" != xno; then
with_system_[]AS_TR_SH($2)=no
ac_configure_args="$ac_configure_args '--without-system-$2'"
fi
m4_define([kpse_sys_$1_pkgs],
[$2]m4_ifval([kpse_sys_$1_pkgs], [ _m4_defn([kpse_sys_$1_pkgs])]))[]dnl
])[]dnl m4_ifset
fi
m4_ifval([$3],
[if test "x$with_system_[]AS_TR_SH($2)" = xyes; then
AC_FOREACH([Kpse_Lib], [$3],
[ if test "x$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-$2' requires `--with-system-Kpse_Lib'])
fi
])fi
])[]dnl m4_ifval
])[]dnl m4_if
m4_ifval([$3], [
test "x$need_[]AS_TR_SH($2)" = xyes && {
AC_FOREACH([Kpse_Lib], [$3], [ need_[]AS_TR_SH(Kpse_Lib)=yes
])}
])[]dnl m4_ifval
]) # _KPSE_WITH_LIB
# KPSE_TRY_LIB(LIB, PROLOGUE, BODY)
# ---------------------------------
# When the user requests to use an installed version of a required library,
# check that the flags derived from --with-LIB-includes and --with-LIB-libdir
# or determined otherwise provide the required functionality.
AC_DEFUN([KPSE_TRY_LIB], [dnl
if test "x$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], [dnl
AC_REQUIRE([AC_PROG_CXX])[]dnl
AC_LANG_PUSH([C++])[]dnl
KPSE_TRY_LIB($@)[]dnl
AC_LANG_POP([C++])[]dnl
]) # KPSE_TRY_LIBXX
# KPSE_RECURSE_LIBS(LIST, TEXT, [PREFIX])
# ---------------------------------------
# Determine which of the libraries in kpse_LIST_pkgs to build.
AC_DEFUN([KPSE_RECURSE_LIBS], [dnl
m4_pushdef([Kpse_add], [$][1="$3Kpse_Pkg $$][1"])[]dnl prepend
_KPSE_RECURSE([$1], [$2 libraries],
[test "x$with_system_[]Kpse_pkg" != xyes && test "x$need_[]Kpse_pkg" = xyes],
[$3])[]dnl
m4_popdef([Kpse_add])[]dnl
]) # KPSE_RECURSE_LIBS
# KPSE_RECURSE_PROGS(LIST, TEXT)
# ------------------------------
# Determine which of the programs in kpse_LIST_pkgs to build.
AC_DEFUN([KPSE_RECURSE_PROGS], [dnl
m4_pushdef([Kpse_add], [$][1="$$][1 Kpse_Pkg"])[]dnl append
_KPSE_RECURSE([$1], [$2 programs],
[test "x$enable_[]Kpse_pkg" = xyes])[]dnl
m4_popdef([Kpse_add])[]dnl
]) # KPSE_RECURSE_PROGS
# _KPSE_RECURSE(LIST, TEXT, COND, [PREFIX])
# -----------------------------------------
# Internal subroutine. Determine which of the libraries or programs in
# kpse_LIST_pkgs to build: if a package's source directory contains a
# configure script, then add to CONF_SUBDIRS. If COND is true, also add
# to MAKE_SUBDIRS. PREFIX, if present, is prepended to the package name
# for the directory.
#
# Thus if a directory has a configure script, the configure must succeed,
# even if the package has been disabled. This is suboptimal, but see below.
#
m4_define([_KPSE_RECURSE], [dnl
AC_MSG_CHECKING([for $2 to build])
echo 'tldbg:[$0] called: list=[$1], text=[$2], cond=[$3], prefix=[$4].' >&AS_MESSAGE_LOG_FD
MAKE_SUBDIRS=
CONF_SUBDIRS=
KPSE_FOR_PKGS([$1], [dnl
m4_ifdef([have_]Kpse_pkg, [dnl
if test -x $srcdir/$4Kpse_Pkg/configure; then
$3 && Kpse_add([MAKE_SUBDIRS])
Kpse_add([CONF_SUBDIRS])
fi
])[]dnl m4_ifdef
])
AC_SUBST([MAKE_SUBDIRS])[]dnl
AC_SUBST([CONF_SUBDIRS])[]dnl
AC_MSG_RESULT([$MAKE_SUBDIRS])[]dnl
dnl
dnl Historic (and current) method: assume all directories present will be
dnl configured, but only make if the package is enabled. This works in
dnl the cut-down pdftex source tree, but means that configure always has
dnl to succeed; not desirable in, e.g., 2017 when dvisvgm newly required
dnl C++11. But for 2018, all kinds of other things also require C++11, so
dnl might as well go back to it instead of debugging further.
dnl #old if test -x $srcdir/$4Kpse_Pkg/configure; then
dnl #old $3 && Kpse_add([MAKE_SUBDIRS])
dnl #old Kpse_add([CONF_SUBDIRS])
dnl #old fi
dnl
dnl new (and not used) method: don't try to configure if a package has
dnl been disabled, even if the directory exists. This is more intuitive,
dnl but does not work in the cut-down pdftex source tree.
dnl #new if test -x $srcdir/$4Kpse_Pkg/configure && $3; then
dnl #new Kpse_add([CONF_SUBDIRS])
dnl #new Kpse_add([MAKE_SUBDIRS])
dnl #new fi
dnl
]) dnl _KPSE_RECURSE
|
