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Diffstat (limited to 'bdftopcf/aclocal.m4')
| -rw-r--r-- | bdftopcf/aclocal.m4 | 3046 |
1 files changed, 3046 insertions, 0 deletions
diff --git a/bdftopcf/aclocal.m4 b/bdftopcf/aclocal.m4 new file mode 100644 index 000000000..851c5a874 --- /dev/null +++ b/bdftopcf/aclocal.m4 @@ -0,0 +1,3046 @@ +# generated automatically by aclocal 1.11.2 -*- Autoconf -*- + +# Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, +# 2005, 2006, 2007, 2008, 2009, 2010, 2011 Free Software Foundation, +# Inc. +# This file is free software; the Free Software Foundation +# gives unlimited permission to copy and/or distribute it, +# with or without modifications, as long as this notice is preserved. + +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY, to the extent permitted by law; without +# even the implied warranty of MERCHANTABILITY or FITNESS FOR A +# PARTICULAR PURPOSE. + +m4_ifndef([AC_AUTOCONF_VERSION], + [m4_copy([m4_PACKAGE_VERSION], [AC_AUTOCONF_VERSION])])dnl +m4_if(m4_defn([AC_AUTOCONF_VERSION]), [2.68],, +[m4_warning([this file was generated for autoconf 2.68. +You have another version of autoconf. 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See the GNU +# General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software +# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. +# +# As a special exception to the GNU General Public License, if you +# distribute this file as part of a program that contains a +# configuration script generated by Autoconf, you may include it under +# the same distribution terms that you use for the rest of that program. + +# PKG_PROG_PKG_CONFIG([MIN-VERSION]) +# ---------------------------------- +AC_DEFUN([PKG_PROG_PKG_CONFIG], +[m4_pattern_forbid([^_?PKG_[A-Z_]+$]) +m4_pattern_allow([^PKG_CONFIG(_PATH)?$]) +AC_ARG_VAR([PKG_CONFIG], [path to pkg-config utility])dnl +if test "x$ac_cv_env_PKG_CONFIG_set" != "xset"; then + AC_PATH_TOOL([PKG_CONFIG], [pkg-config]) +fi +if test -n "$PKG_CONFIG"; then + _pkg_min_version=m4_default([$1], [0.9.0]) + AC_MSG_CHECKING([pkg-config is at least version $_pkg_min_version]) + if $PKG_CONFIG --atleast-pkgconfig-version $_pkg_min_version; then + AC_MSG_RESULT([yes]) + else + AC_MSG_RESULT([no]) + PKG_CONFIG="" + fi + +fi[]dnl +])# PKG_PROG_PKG_CONFIG + +# PKG_CHECK_EXISTS(MODULES, [ACTION-IF-FOUND], [ACTION-IF-NOT-FOUND]) +# +# Check to see whether a particular set of modules exists. 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Make sure it +is in your PATH or set the PKG_CONFIG environment variable to the full +path to pkg-config. + +_PKG_TEXT + +To get pkg-config, see <http://pkg-config.freedesktop.org/>.])], + [$4]) +else + $1[]_CFLAGS=$pkg_cv_[]$1[]_CFLAGS + $1[]_LIBS=$pkg_cv_[]$1[]_LIBS + AC_MSG_RESULT([yes]) + ifelse([$3], , :, [$3]) +fi[]dnl +])# PKG_CHECK_MODULES + +dnl xorg-macros.m4. Generated from xorg-macros.m4.in xorgversion.m4 by configure. +dnl +dnl Copyright (c) 2005, 2006, Oracle and/or its affiliates. All rights reserved. +dnl +dnl Permission is hereby granted, free of charge, to any person obtaining a +dnl copy of this software and associated documentation files (the "Software"), +dnl to deal in the Software without restriction, including without limitation +dnl the rights to use, copy, modify, merge, publish, distribute, sublicense, +dnl and/or sell copies of the Software, and to permit persons to whom the +dnl Software is furnished to do so, subject to the following conditions: +dnl +dnl The above copyright notice and this permission notice (including the next +dnl paragraph) shall be included in all copies or substantial portions of the +dnl Software. +dnl +dnl THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +dnl IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +dnl FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL +dnl THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER +dnl LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING +dnl FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER +dnl DEALINGS IN THE SOFTWARE. + +# XORG_MACROS_VERSION(required-version) +# ------------------------------------- +# Minimum version: 1.1.0 +# +# If you're using a macro added in Version 1.1 or newer, include this in +# your configure.ac with the minimum required version, such as: +# XORG_MACROS_VERSION(1.1) +# +# To ensure that this macro is defined, also add: +# m4_ifndef([XORG_MACROS_VERSION], +# [m4_fatal([must install xorg-macros 1.1 or later before running autoconf/autogen])]) +# +# +# See the "minimum version" comment for each macro you use to see what +# version you require. +m4_defun([XORG_MACROS_VERSION],[ +m4_define([vers_have], [1.17]) +m4_define([maj_have], m4_substr(vers_have, 0, m4_index(vers_have, [.]))) +m4_define([maj_needed], m4_substr([$1], 0, m4_index([$1], [.]))) +m4_if(m4_cmp(maj_have, maj_needed), 0,, + [m4_fatal([xorg-macros major version ]maj_needed[ is required but ]vers_have[ found])]) +m4_if(m4_version_compare(vers_have, [$1]), -1, + [m4_fatal([xorg-macros version $1 or higher is required but ]vers_have[ found])]) +m4_undefine([vers_have]) +m4_undefine([maj_have]) +m4_undefine([maj_needed]) +]) # XORG_MACROS_VERSION + +# XORG_PROG_RAWCPP() +# ------------------ +# Minimum version: 1.0.0 +# +# Find cpp program and necessary flags for use in pre-processing text files +# such as man pages and config files +AC_DEFUN([XORG_PROG_RAWCPP],[ +AC_REQUIRE([AC_PROG_CPP]) +AC_PATH_PROGS(RAWCPP, [cpp], [${CPP}], + [$PATH:/bin:/usr/bin:/usr/lib:/usr/libexec:/usr/ccs/lib:/usr/ccs/lbin:/lib]) + +# Check for flag to avoid builtin definitions - assumes unix is predefined, +# which is not the best choice for supporting other OS'es, but covers most +# of the ones we need for now. +AC_MSG_CHECKING([if $RAWCPP requires -undef]) +AC_LANG_CONFTEST([AC_LANG_SOURCE([[Does cpp redefine unix ?]])]) +if test `${RAWCPP} < conftest.$ac_ext | grep -c 'unix'` -eq 1 ; then + AC_MSG_RESULT([no]) +else + if test `${RAWCPP} -undef < conftest.$ac_ext | grep -c 'unix'` -eq 1 ; then + RAWCPPFLAGS=-undef + AC_MSG_RESULT([yes]) + # under Cygwin unix is still defined even with -undef + elif test `${RAWCPP} -undef -ansi < conftest.$ac_ext | grep -c 'unix'` -eq 1 ; then + RAWCPPFLAGS="-undef -ansi" + AC_MSG_RESULT([yes, with -ansi]) + else + AC_MSG_ERROR([${RAWCPP} defines unix with or without -undef. I don't know what to do.]) + fi +fi +rm -f conftest.$ac_ext + +AC_MSG_CHECKING([if $RAWCPP requires -traditional]) +AC_LANG_CONFTEST([AC_LANG_SOURCE([[Does cpp preserve "whitespace"?]])]) +if test `${RAWCPP} < conftest.$ac_ext | grep -c 'preserve \"'` -eq 1 ; then + AC_MSG_RESULT([no]) +else + if test `${RAWCPP} -traditional < conftest.$ac_ext | grep -c 'preserve \"'` -eq 1 ; then + RAWCPPFLAGS="${RAWCPPFLAGS} -traditional" + AC_MSG_RESULT([yes]) + else + AC_MSG_ERROR([${RAWCPP} does not preserve whitespace with or without -traditional. I don't know what to do.]) + fi +fi +rm -f conftest.$ac_ext +AC_SUBST(RAWCPPFLAGS) +]) # XORG_PROG_RAWCPP + +# XORG_MANPAGE_SECTIONS() +# ----------------------- +# Minimum version: 1.0.0 +# +# Determine which sections man pages go in for the different man page types +# on this OS - replaces *ManSuffix settings in old Imake *.cf per-os files. +# Not sure if there's any better way than just hardcoding by OS name. +# Override default settings by setting environment variables +# Added MAN_SUBSTS in version 1.8 +# Added AC_PROG_SED in version 1.8 + +AC_DEFUN([XORG_MANPAGE_SECTIONS],[ +AC_REQUIRE([AC_CANONICAL_HOST]) +AC_REQUIRE([AC_PROG_SED]) + +if test x$APP_MAN_SUFFIX = x ; then + APP_MAN_SUFFIX=1 +fi +if test x$APP_MAN_DIR = x ; then + APP_MAN_DIR='$(mandir)/man$(APP_MAN_SUFFIX)' +fi + +if test x$LIB_MAN_SUFFIX = x ; then + LIB_MAN_SUFFIX=3 +fi +if test x$LIB_MAN_DIR = x ; then + LIB_MAN_DIR='$(mandir)/man$(LIB_MAN_SUFFIX)' +fi + +if test x$FILE_MAN_SUFFIX = x ; then + case $host_os in + solaris*) FILE_MAN_SUFFIX=4 ;; + *) FILE_MAN_SUFFIX=5 ;; + esac +fi +if test x$FILE_MAN_DIR = x ; then + FILE_MAN_DIR='$(mandir)/man$(FILE_MAN_SUFFIX)' +fi + +if test x$MISC_MAN_SUFFIX = x ; then + case $host_os in + solaris*) MISC_MAN_SUFFIX=5 ;; + *) MISC_MAN_SUFFIX=7 ;; + esac +fi +if test x$MISC_MAN_DIR = x ; then + MISC_MAN_DIR='$(mandir)/man$(MISC_MAN_SUFFIX)' +fi + +if test x$DRIVER_MAN_SUFFIX = x ; then + case $host_os in + solaris*) DRIVER_MAN_SUFFIX=7 ;; + *) DRIVER_MAN_SUFFIX=4 ;; + esac +fi +if test x$DRIVER_MAN_DIR = x ; then + DRIVER_MAN_DIR='$(mandir)/man$(DRIVER_MAN_SUFFIX)' +fi + +if test x$ADMIN_MAN_SUFFIX = x ; then + case $host_os in + solaris*) ADMIN_MAN_SUFFIX=1m ;; + *) ADMIN_MAN_SUFFIX=8 ;; + esac +fi +if test x$ADMIN_MAN_DIR = x ; then + ADMIN_MAN_DIR='$(mandir)/man$(ADMIN_MAN_SUFFIX)' +fi + + +AC_SUBST([APP_MAN_SUFFIX]) +AC_SUBST([LIB_MAN_SUFFIX]) +AC_SUBST([FILE_MAN_SUFFIX]) +AC_SUBST([MISC_MAN_SUFFIX]) +AC_SUBST([DRIVER_MAN_SUFFIX]) +AC_SUBST([ADMIN_MAN_SUFFIX]) +AC_SUBST([APP_MAN_DIR]) +AC_SUBST([LIB_MAN_DIR]) +AC_SUBST([FILE_MAN_DIR]) +AC_SUBST([MISC_MAN_DIR]) +AC_SUBST([DRIVER_MAN_DIR]) +AC_SUBST([ADMIN_MAN_DIR]) + +XORG_MAN_PAGE="X Version 11" +AC_SUBST([XORG_MAN_PAGE]) +MAN_SUBSTS="\ + -e 's|__vendorversion__|\"\$(PACKAGE_STRING)\" \"\$(XORG_MAN_PAGE)\"|' \ + -e 's|__xorgversion__|\"\$(PACKAGE_STRING)\" \"\$(XORG_MAN_PAGE)\"|' \ + -e 's|__xservername__|Xorg|g' \ + -e 's|__xconfigfile__|xorg.conf|g' \ + -e 's|__projectroot__|\$(prefix)|g' \ + -e 's|__apploaddir__|\$(appdefaultdir)|g' \ + -e 's|__appmansuffix__|\$(APP_MAN_SUFFIX)|g' \ + -e 's|__drivermansuffix__|\$(DRIVER_MAN_SUFFIX)|g' \ + -e 's|__adminmansuffix__|\$(ADMIN_MAN_SUFFIX)|g' \ + -e 's|__libmansuffix__|\$(LIB_MAN_SUFFIX)|g' \ + -e 's|__miscmansuffix__|\$(MISC_MAN_SUFFIX)|g' \ + -e 's|__filemansuffix__|\$(FILE_MAN_SUFFIX)|g'" +AC_SUBST([MAN_SUBSTS]) + +]) # XORG_MANPAGE_SECTIONS + +# XORG_CHECK_SGML_DOCTOOLS([MIN-VERSION]) +# ------------------------ +# Minimum version: 1.7.0 +# +# Defines the variable XORG_SGML_PATH containing the location of X11/defs.ent +# provided by xorg-sgml-doctools, if installed. +AC_DEFUN([XORG_CHECK_SGML_DOCTOOLS],[ +AC_MSG_CHECKING([for X.Org SGML entities m4_ifval([$1],[>= $1])]) +XORG_SGML_PATH= +PKG_CHECK_EXISTS([xorg-sgml-doctools m4_ifval([$1],[>= $1])], + [XORG_SGML_PATH=`$PKG_CONFIG --variable=sgmlrootdir xorg-sgml-doctools`], + [m4_ifval([$1],[:], + [if test x"$cross_compiling" != x"yes" ; then + AC_CHECK_FILE([$prefix/share/sgml/X11/defs.ent], + [XORG_SGML_PATH=$prefix/share/sgml]) + fi]) + ]) + +# Define variables STYLESHEET_SRCDIR and XSL_STYLESHEET containing +# the path and the name of the doc stylesheet +if test "x$XORG_SGML_PATH" != "x" ; then + AC_MSG_RESULT([$XORG_SGML_PATH]) + STYLESHEET_SRCDIR=$XORG_SGML_PATH/X11 + XSL_STYLESHEET=$STYLESHEET_SRCDIR/xorg.xsl +else + AC_MSG_RESULT([no]) +fi + +AC_SUBST(XORG_SGML_PATH) +AC_SUBST(STYLESHEET_SRCDIR) +AC_SUBST(XSL_STYLESHEET) +AM_CONDITIONAL([HAVE_STYLESHEETS], [test "x$XSL_STYLESHEET" != "x"]) +]) # XORG_CHECK_SGML_DOCTOOLS + +# XORG_CHECK_LINUXDOC +# ------------------- +# Minimum version: 1.0.0 +# +# Defines the variable MAKE_TEXT if the necessary tools and +# files are found. $(MAKE_TEXT) blah.sgml will then produce blah.txt. +# Whether or not the necessary tools and files are found can be checked +# with the AM_CONDITIONAL "BUILD_LINUXDOC" +AC_DEFUN([XORG_CHECK_LINUXDOC],[ +AC_REQUIRE([XORG_CHECK_SGML_DOCTOOLS]) +AC_REQUIRE([XORG_WITH_PS2PDF]) + +AC_PATH_PROG(LINUXDOC, linuxdoc) + +AC_MSG_CHECKING([whether to build documentation]) + +if test x$XORG_SGML_PATH != x && test x$LINUXDOC != x ; then + BUILDDOC=yes +else + BUILDDOC=no +fi + +AM_CONDITIONAL(BUILD_LINUXDOC, [test x$BUILDDOC = xyes]) + +AC_MSG_RESULT([$BUILDDOC]) + +AC_MSG_CHECKING([whether to build pdf documentation]) + +if test x$have_ps2pdf != xno && test x$BUILD_PDFDOC != xno; then + BUILDPDFDOC=yes +else + BUILDPDFDOC=no +fi + +AM_CONDITIONAL(BUILD_PDFDOC, [test x$BUILDPDFDOC = xyes]) + +AC_MSG_RESULT([$BUILDPDFDOC]) + +MAKE_TEXT="SGML_SEARCH_PATH=$XORG_SGML_PATH GROFF_NO_SGR=y $LINUXDOC -B txt -f" +MAKE_PS="SGML_SEARCH_PATH=$XORG_SGML_PATH $LINUXDOC -B latex --papersize=letter --output=ps" +MAKE_PDF="$PS2PDF" +MAKE_HTML="SGML_SEARCH_PATH=$XORG_SGML_PATH $LINUXDOC -B html --split=0" + +AC_SUBST(MAKE_TEXT) +AC_SUBST(MAKE_PS) +AC_SUBST(MAKE_PDF) +AC_SUBST(MAKE_HTML) +]) # XORG_CHECK_LINUXDOC + +# XORG_CHECK_DOCBOOK +# ------------------- +# Minimum version: 1.0.0 +# +# Checks for the ability to build output formats from SGML DocBook source. +# For XXX in {TXT, PDF, PS, HTML}, the AM_CONDITIONAL "BUILD_XXXDOC" +# indicates whether the necessary tools and files are found and, if set, +# $(MAKE_XXX) blah.sgml will produce blah.xxx. +AC_DEFUN([XORG_CHECK_DOCBOOK],[ +AC_REQUIRE([XORG_CHECK_SGML_DOCTOOLS]) + +BUILDTXTDOC=no +BUILDPDFDOC=no +BUILDPSDOC=no +BUILDHTMLDOC=no + +AC_PATH_PROG(DOCBOOKPS, docbook2ps) +AC_PATH_PROG(DOCBOOKPDF, docbook2pdf) +AC_PATH_PROG(DOCBOOKHTML, docbook2html) +AC_PATH_PROG(DOCBOOKTXT, docbook2txt) + +AC_MSG_CHECKING([whether to build text documentation]) +if test x$XORG_SGML_PATH != x && test x$DOCBOOKTXT != x && + test x$BUILD_TXTDOC != xno; then + BUILDTXTDOC=yes +fi +AM_CONDITIONAL(BUILD_TXTDOC, [test x$BUILDTXTDOC = xyes]) +AC_MSG_RESULT([$BUILDTXTDOC]) + +AC_MSG_CHECKING([whether to build PDF documentation]) +if test x$XORG_SGML_PATH != x && test x$DOCBOOKPDF != x && + test x$BUILD_PDFDOC != xno; then + BUILDPDFDOC=yes +fi +AM_CONDITIONAL(BUILD_PDFDOC, [test x$BUILDPDFDOC = xyes]) +AC_MSG_RESULT([$BUILDPDFDOC]) + +AC_MSG_CHECKING([whether to build PostScript documentation]) +if test x$XORG_SGML_PATH != x && test x$DOCBOOKPS != x && + test x$BUILD_PSDOC != xno; then + BUILDPSDOC=yes +fi +AM_CONDITIONAL(BUILD_PSDOC, [test x$BUILDPSDOC = xyes]) +AC_MSG_RESULT([$BUILDPSDOC]) + +AC_MSG_CHECKING([whether to build HTML documentation]) +if test x$XORG_SGML_PATH != x && test x$DOCBOOKHTML != x && + test x$BUILD_HTMLDOC != xno; then + BUILDHTMLDOC=yes +fi +AM_CONDITIONAL(BUILD_HTMLDOC, [test x$BUILDHTMLDOC = xyes]) +AC_MSG_RESULT([$BUILDHTMLDOC]) + +MAKE_TEXT="SGML_SEARCH_PATH=$XORG_SGML_PATH $DOCBOOKTXT" +MAKE_PS="SGML_SEARCH_PATH=$XORG_SGML_PATH $DOCBOOKPS" +MAKE_PDF="SGML_SEARCH_PATH=$XORG_SGML_PATH $DOCBOOKPDF" +MAKE_HTML="SGML_SEARCH_PATH=$XORG_SGML_PATH $DOCBOOKHTML" + +AC_SUBST(MAKE_TEXT) +AC_SUBST(MAKE_PS) +AC_SUBST(MAKE_PDF) +AC_SUBST(MAKE_HTML) +]) # XORG_CHECK_DOCBOOK + +# XORG_WITH_XMLTO([MIN-VERSION], [DEFAULT]) +# ---------------- +# Minimum version: 1.5.0 +# Minimum version for optional DEFAULT argument: 1.11.0 +# +# Documentation tools are not always available on all platforms and sometimes +# not at the appropriate level. This macro enables a module to test for the +# presence of the tool and obtain it's path in separate variables. Coupled with +# the --with-xmlto option, it allows maximum flexibilty in making decisions +# as whether or not to use the xmlto package. When DEFAULT is not specified, +# --with-xmlto assumes 'auto'. +# +# Interface to module: +# HAVE_XMLTO: used in makefiles to conditionally generate documentation +# XMLTO: returns the path of the xmlto program found +# returns the path set by the user in the environment +# --with-xmlto: 'yes' user instructs the module to use xmlto +# 'no' user instructs the module not to use xmlto +# +# Added in version 1.10.0 +# HAVE_XMLTO_TEXT: used in makefiles to conditionally generate text documentation +# xmlto for text output requires either lynx, links, or w3m browsers +# +# If the user sets the value of XMLTO, AC_PATH_PROG skips testing the path. +# +AC_DEFUN([XORG_WITH_XMLTO],[ +AC_ARG_VAR([XMLTO], [Path to xmlto command]) +m4_define([_defopt], m4_default([$2], [auto])) +AC_ARG_WITH(xmlto, + AS_HELP_STRING([--with-xmlto], + [Use xmlto to regenerate documentation (default: ]_defopt[)]), + [use_xmlto=$withval], [use_xmlto=]_defopt) +m4_undefine([_defopt]) + +if test "x$use_xmlto" = x"auto"; then + AC_PATH_PROG([XMLTO], [xmlto]) + if test "x$XMLTO" = "x"; then + AC_MSG_WARN([xmlto not found - documentation targets will be skipped]) + have_xmlto=no + else + have_xmlto=yes + fi +elif test "x$use_xmlto" = x"yes" ; then + AC_PATH_PROG([XMLTO], [xmlto]) + if test "x$XMLTO" = "x"; then + AC_MSG_ERROR([--with-xmlto=yes specified but xmlto not found in PATH]) + fi + have_xmlto=yes +elif test "x$use_xmlto" = x"no" ; then + if test "x$XMLTO" != "x"; then + AC_MSG_WARN([ignoring XMLTO environment variable since --with-xmlto=no was specified]) + fi + have_xmlto=no +else + AC_MSG_ERROR([--with-xmlto expects 'yes' or 'no']) +fi + +# Test for a minimum version of xmlto, if provided. +m4_ifval([$1], +[if test "$have_xmlto" = yes; then + # scrape the xmlto version + AC_MSG_CHECKING([the xmlto version]) + xmlto_version=`$XMLTO --version 2>/dev/null | cut -d' ' -f3` + AC_MSG_RESULT([$xmlto_version]) + AS_VERSION_COMPARE([$xmlto_version], [$1], + [if test "x$use_xmlto" = xauto; then + AC_MSG_WARN([xmlto version $xmlto_version found, but $1 needed]) + have_xmlto=no + else + AC_MSG_ERROR([xmlto version $xmlto_version found, but $1 needed]) + fi]) +fi]) + +# Test for the ability of xmlto to generate a text target +have_xmlto_text=no +cat > conftest.xml << "EOF" +EOF +AS_IF([test "$have_xmlto" = yes], + [AS_IF([$XMLTO --skip-validation txt conftest.xml >/dev/null 2>&1], + [have_xmlto_text=yes], + [AC_MSG_WARN([xmlto cannot generate text format, this format skipped])])]) +rm -f conftest.xml +AM_CONDITIONAL([HAVE_XMLTO_TEXT], [test $have_xmlto_text = yes]) +AM_CONDITIONAL([HAVE_XMLTO], [test "$have_xmlto" = yes]) +]) # XORG_WITH_XMLTO + +# XORG_WITH_XSLTPROC([MIN-VERSION], [DEFAULT]) +# -------------------------------------------- +# Minimum version: 1.12.0 +# Minimum version for optional DEFAULT argument: 1.12.0 +# +# XSLT (Extensible Stylesheet Language Transformations) is a declarative, +# XML-based language used for the transformation of XML documents. +# The xsltproc command line tool is for applying XSLT stylesheets to XML documents. +# It is used under the cover by xmlto to generate html files from DocBook/XML. +# The XSLT processor is often used as a standalone tool for transformations. +# It should not be assumed that this tool is used only to work with documnetation. +# When DEFAULT is not specified, --with-xsltproc assumes 'auto'. +# +# Interface to module: +# HAVE_XSLTPROC: used in makefiles to conditionally generate documentation +# XSLTPROC: returns the path of the xsltproc program found +# returns the path set by the user in the environment +# --with-xsltproc: 'yes' user instructs the module to use xsltproc +# 'no' user instructs the module not to use xsltproc +# have_xsltproc: returns yes if xsltproc found in PATH or no +# +# If the user sets the value of XSLTPROC, AC_PATH_PROG skips testing the path. +# +AC_DEFUN([XORG_WITH_XSLTPROC],[ +AC_ARG_VAR([XSLTPROC], [Path to xsltproc command]) +# Preserves the interface, should it be implemented later +m4_ifval([$1], [m4_warn([syntax], [Checking for xsltproc MIN-VERSION is not implemented])]) +m4_define([_defopt], m4_default([$2], [auto])) +AC_ARG_WITH(xsltproc, + AS_HELP_STRING([--with-xsltproc], + [Use xsltproc for the transformation of XML documents (default: ]_defopt[)]), + [use_xsltproc=$withval], [use_xsltproc=]_defopt) +m4_undefine([_defopt]) + +if test "x$use_xsltproc" = x"auto"; then + AC_PATH_PROG([XSLTPROC], [xsltproc]) + if test "x$XSLTPROC" = "x"; then + AC_MSG_WARN([xsltproc not found - cannot transform XML documents]) + have_xsltproc=no + else + have_xsltproc=yes + fi +elif test "x$use_xsltproc" = x"yes" ; then + AC_PATH_PROG([XSLTPROC], [xsltproc]) + if test "x$XSLTPROC" = "x"; then + AC_MSG_ERROR([--with-xsltproc=yes specified but xsltproc not found in PATH]) + fi + have_xsltproc=yes +elif test "x$use_xsltproc" = x"no" ; then + if test "x$XSLTPROC" != "x"; then + AC_MSG_WARN([ignoring XSLTPROC environment variable since --with-xsltproc=no was specified]) + fi + have_xsltproc=no +else + AC_MSG_ERROR([--with-xsltproc expects 'yes' or 'no']) +fi + +AM_CONDITIONAL([HAVE_XSLTPROC], [test "$have_xsltproc" = yes]) +]) # XORG_WITH_XSLTPROC + +# XORG_WITH_PERL([MIN-VERSION], [DEFAULT]) +# ---------------------------------------- +# Minimum version: 1.15.0 +# +# PERL (Practical Extraction and Report Language) is a language optimized for +# scanning arbitrary text files, extracting information from those text files, +# and printing reports based on that information. +# +# When DEFAULT is not specified, --with-perl assumes 'auto'. +# +# Interface to module: +# HAVE_PERL: used in makefiles to conditionally scan text files +# PERL: returns the path of the perl program found +# returns the path set by the user in the environment +# --with-perl: 'yes' user instructs the module to use perl +# 'no' user instructs the module not to use perl +# have_perl: returns yes if perl found in PATH or no +# +# If the user sets the value of PERL, AC_PATH_PROG skips testing the path. +# +AC_DEFUN([XORG_WITH_PERL],[ +AC_ARG_VAR([PERL], [Path to perl command]) +# Preserves the interface, should it be implemented later +m4_ifval([$1], [m4_warn([syntax], [Checking for perl MIN-VERSION is not implemented])]) +m4_define([_defopt], m4_default([$2], [auto])) +AC_ARG_WITH(perl, + AS_HELP_STRING([--with-perl], + [Use perl for extracting information from files (default: ]_defopt[)]), + [use_perl=$withval], [use_perl=]_defopt) +m4_undefine([_defopt]) + +if test "x$use_perl" = x"auto"; then + AC_PATH_PROG([PERL], [perl]) + if test "x$PERL" = "x"; then + AC_MSG_WARN([perl not found - cannot extract information and report]) + have_perl=no + else + have_perl=yes + fi +elif test "x$use_perl" = x"yes" ; then + AC_PATH_PROG([PERL], [perl]) + if test "x$PERL" = "x"; then + AC_MSG_ERROR([--with-perl=yes specified but perl not found in PATH]) + fi + have_perl=yes +elif test "x$use_perl" = x"no" ; then + if test "x$PERL" != "x"; then + AC_MSG_WARN([ignoring PERL environment variable since --with-perl=no was specified]) + fi + have_perl=no +else + AC_MSG_ERROR([--with-perl expects 'yes' or 'no']) +fi + +AM_CONDITIONAL([HAVE_PERL], [test "$have_perl" = yes]) +]) # XORG_WITH_PERL + +# XORG_WITH_ASCIIDOC([MIN-VERSION], [DEFAULT]) +# ---------------- +# Minimum version: 1.5.0 +# Minimum version for optional DEFAULT argument: 1.11.0 +# +# Documentation tools are not always available on all platforms and sometimes +# not at the appropriate level. This macro enables a module to test for the +# presence of the tool and obtain it's path in separate variables. Coupled with +# the --with-asciidoc option, it allows maximum flexibilty in making decisions +# as whether or not to use the asciidoc package. When DEFAULT is not specified, +# --with-asciidoc assumes 'auto'. +# +# Interface to module: +# HAVE_ASCIIDOC: used in makefiles to conditionally generate documentation +# ASCIIDOC: returns the path of the asciidoc program found +# returns the path set by the user in the environment +# --with-asciidoc: 'yes' user instructs the module to use asciidoc +# 'no' user instructs the module not to use asciidoc +# +# If the user sets the value of ASCIIDOC, AC_PATH_PROG skips testing the path. +# +AC_DEFUN([XORG_WITH_ASCIIDOC],[ +AC_ARG_VAR([ASCIIDOC], [Path to asciidoc command]) +m4_define([_defopt], m4_default([$2], [auto])) +AC_ARG_WITH(asciidoc, + AS_HELP_STRING([--with-asciidoc], + [Use asciidoc to regenerate documentation (default: ]_defopt[)]), + [use_asciidoc=$withval], [use_asciidoc=]_defopt) +m4_undefine([_defopt]) + +if test "x$use_asciidoc" = x"auto"; then + AC_PATH_PROG([ASCIIDOC], [asciidoc]) + if test "x$ASCIIDOC" = "x"; then + AC_MSG_WARN([asciidoc not found - documentation targets will be skipped]) + have_asciidoc=no + else + have_asciidoc=yes + fi +elif test "x$use_asciidoc" = x"yes" ; then + AC_PATH_PROG([ASCIIDOC], [asciidoc]) + if test "x$ASCIIDOC" = "x"; then + AC_MSG_ERROR([--with-asciidoc=yes specified but asciidoc not found in PATH]) + fi + have_asciidoc=yes +elif test "x$use_asciidoc" = x"no" ; then + if test "x$ASCIIDOC" != "x"; then + AC_MSG_WARN([ignoring ASCIIDOC environment variable since --with-asciidoc=no was specified]) + fi + have_asciidoc=no +else + AC_MSG_ERROR([--with-asciidoc expects 'yes' or 'no']) +fi +m4_ifval([$1], +[if test "$have_asciidoc" = yes; then + # scrape the asciidoc version + AC_MSG_CHECKING([the asciidoc version]) + asciidoc_version=`$ASCIIDOC --version 2>/dev/null | cut -d' ' -f2` + AC_MSG_RESULT([$asciidoc_version]) + AS_VERSION_COMPARE([$asciidoc_version], [$1], + [if test "x$use_asciidoc" = xauto; then + AC_MSG_WARN([asciidoc version $asciidoc_version found, but $1 needed]) + have_asciidoc=no + else + AC_MSG_ERROR([asciidoc version $asciidoc_version found, but $1 needed]) + fi]) +fi]) +AM_CONDITIONAL([HAVE_ASCIIDOC], [test "$have_asciidoc" = yes]) +]) # XORG_WITH_ASCIIDOC + +# XORG_WITH_DOXYGEN([MIN-VERSION], [DEFAULT]) +# -------------------------------- +# Minimum version: 1.5.0 +# Minimum version for optional DEFAULT argument: 1.11.0 +# +# Documentation tools are not always available on all platforms and sometimes +# not at the appropriate level. This macro enables a module to test for the +# presence of the tool and obtain it's path in separate variables. Coupled with +# the --with-doxygen option, it allows maximum flexibilty in making decisions +# as whether or not to use the doxygen package. When DEFAULT is not specified, +# --with-doxygen assumes 'auto'. +# +# Interface to module: +# HAVE_DOXYGEN: used in makefiles to conditionally generate documentation +# DOXYGEN: returns the path of the doxygen program found +# returns the path set by the user in the environment +# --with-doxygen: 'yes' user instructs the module to use doxygen +# 'no' user instructs the module not to use doxygen +# +# If the user sets the value of DOXYGEN, AC_PATH_PROG skips testing the path. +# +AC_DEFUN([XORG_WITH_DOXYGEN],[ +AC_ARG_VAR([DOXYGEN], [Path to doxygen command]) +m4_define([_defopt], m4_default([$2], [auto])) +AC_ARG_WITH(doxygen, + AS_HELP_STRING([--with-doxygen], + [Use doxygen to regenerate documentation (default: ]_defopt[)]), + [use_doxygen=$withval], [use_doxygen=]_defopt) +m4_undefine([_defopt]) + +if test "x$use_doxygen" = x"auto"; then + AC_PATH_PROG([DOXYGEN], [doxygen]) + if test "x$DOXYGEN" = "x"; then + AC_MSG_WARN([doxygen not found - documentation targets will be skipped]) + have_doxygen=no + else + have_doxygen=yes + fi +elif test "x$use_doxygen" = x"yes" ; then + AC_PATH_PROG([DOXYGEN], [doxygen]) + if test "x$DOXYGEN" = "x"; then + AC_MSG_ERROR([--with-doxygen=yes specified but doxygen not found in PATH]) + fi + have_doxygen=yes +elif test "x$use_doxygen" = x"no" ; then + if test "x$DOXYGEN" != "x"; then + AC_MSG_WARN([ignoring DOXYGEN environment variable since --with-doxygen=no was specified]) + fi + have_doxygen=no +else + AC_MSG_ERROR([--with-doxygen expects 'yes' or 'no']) +fi +m4_ifval([$1], +[if test "$have_doxygen" = yes; then + # scrape the doxygen version + AC_MSG_CHECKING([the doxygen version]) + doxygen_version=`$DOXYGEN --version 2>/dev/null` + AC_MSG_RESULT([$doxygen_version]) + AS_VERSION_COMPARE([$doxygen_version], [$1], + [if test "x$use_doxygen" = xauto; then + AC_MSG_WARN([doxygen version $doxygen_version found, but $1 needed]) + have_doxygen=no + else + AC_MSG_ERROR([doxygen version $doxygen_version found, but $1 needed]) + fi]) +fi]) +AM_CONDITIONAL([HAVE_DOXYGEN], [test "$have_doxygen" = yes]) +]) # XORG_WITH_DOXYGEN + +# XORG_WITH_GROFF([DEFAULT]) +# ---------------- +# Minimum version: 1.6.0 +# Minimum version for optional DEFAULT argument: 1.11.0 +# +# Documentation tools are not always available on all platforms and sometimes +# not at the appropriate level. This macro enables a module to test for the +# presence of the tool and obtain it's path in separate variables. Coupled with +# the --with-groff option, it allows maximum flexibilty in making decisions +# as whether or not to use the groff package. When DEFAULT is not specified, +# --with-groff assumes 'auto'. +# +# Interface to module: +# HAVE_GROFF: used in makefiles to conditionally generate documentation +# HAVE_GROFF_MM: the memorandum macros (-mm) package +# HAVE_GROFF_MS: the -ms macros package +# GROFF: returns the path of the groff program found +# returns the path set by the user in the environment +# --with-groff: 'yes' user instructs the module to use groff +# 'no' user instructs the module not to use groff +# +# Added in version 1.9.0: +# HAVE_GROFF_HTML: groff has dependencies to output HTML format: +# pnmcut pnmcrop pnmtopng pnmtops from the netpbm package. +# psselect from the psutils package. +# the ghostcript package. Refer to the grohtml man pages +# +# If the user sets the value of GROFF, AC_PATH_PROG skips testing the path. +# +# OS and distros often splits groff in a basic and full package, the former +# having the groff program and the later having devices, fonts and macros +# Checking for the groff executable is not enough. +# +# If macros are missing, we cannot assume that groff is useless, so we don't +# unset HAVE_GROFF or GROFF env variables. +# HAVE_GROFF_?? can never be true while HAVE_GROFF is false. +# +AC_DEFUN([XORG_WITH_GROFF],[ +AC_ARG_VAR([GROFF], [Path to groff command]) +m4_define([_defopt], m4_default([$1], [auto])) +AC_ARG_WITH(groff, + AS_HELP_STRING([--with-groff], + [Use groff to regenerate documentation (default: ]_defopt[)]), + [use_groff=$withval], [use_groff=]_defopt) +m4_undefine([_defopt]) + +if test "x$use_groff" = x"auto"; then + AC_PATH_PROG([GROFF], [groff]) + if test "x$GROFF" = "x"; then + AC_MSG_WARN([groff not found - documentation targets will be skipped]) + have_groff=no + else + have_groff=yes + fi +elif test "x$use_groff" = x"yes" ; then + AC_PATH_PROG([GROFF], [groff]) + if test "x$GROFF" = "x"; then + AC_MSG_ERROR([--with-groff=yes specified but groff not found in PATH]) + fi + have_groff=yes +elif test "x$use_groff" = x"no" ; then + if test "x$GROFF" != "x"; then + AC_MSG_WARN([ignoring GROFF environment variable since --with-groff=no was specified]) + fi + have_groff=no +else + AC_MSG_ERROR([--with-groff expects 'yes' or 'no']) +fi + +# We have groff, test for the presence of the macro packages +if test "x$have_groff" = x"yes"; then + AC_MSG_CHECKING([for ${GROFF} -ms macros]) + if ${GROFF} -ms -I. /dev/null >/dev/null 2>&1 ; then + groff_ms_works=yes + else + groff_ms_works=no + fi + AC_MSG_RESULT([$groff_ms_works]) + AC_MSG_CHECKING([for ${GROFF} -mm macros]) + if ${GROFF} -mm -I. /dev/null >/dev/null 2>&1 ; then + groff_mm_works=yes + else + groff_mm_works=no + fi + AC_MSG_RESULT([$groff_mm_works]) +fi + +# We have groff, test for HTML dependencies, one command per package +if test "x$have_groff" = x"yes"; then + AC_PATH_PROGS(GS_PATH, [gs gswin32c]) + AC_PATH_PROG(PNMTOPNG_PATH, [pnmtopng]) + AC_PATH_PROG(PSSELECT_PATH, [psselect]) + if test "x$GS_PATH" != "x" -a "x$PNMTOPNG_PATH" != "x" -a "x$PSSELECT_PATH" != "x"; then + have_groff_html=yes + else + have_groff_html=no + AC_MSG_WARN([grohtml dependencies not found - HTML Documentation skipped. Refer to grohtml man pages]) + fi +fi + +# Set Automake conditionals for Makefiles +AM_CONDITIONAL([HAVE_GROFF], [test "$have_groff" = yes]) +AM_CONDITIONAL([HAVE_GROFF_MS], [test "$groff_ms_works" = yes]) +AM_CONDITIONAL([HAVE_GROFF_MM], [test "$groff_mm_works" = yes]) +AM_CONDITIONAL([HAVE_GROFF_HTML], [test "$have_groff_html" = yes]) +]) # XORG_WITH_GROFF + +# XORG_WITH_FOP([MIN-VERSION], [DEFAULT]) +# --------------------------------------- +# Minimum version: 1.6.0 +# Minimum version for optional DEFAULT argument: 1.11.0 +# Minimum version for optional MIN-VERSION argument: 1.15.0 +# +# Documentation tools are not always available on all platforms and sometimes +# not at the appropriate level. This macro enables a module to test for the +# presence of the tool and obtain it's path in separate variables. Coupled with +# the --with-fop option, it allows maximum flexibilty in making decisions +# as whether or not to use the fop package. When DEFAULT is not specified, +# --with-fop assumes 'auto'. +# +# Interface to module: +# HAVE_FOP: used in makefiles to conditionally generate documentation +# FOP: returns the path of the fop program found +# returns the path set by the user in the environment +# --with-fop: 'yes' user instructs the module to use fop +# 'no' user instructs the module not to use fop +# +# If the user sets the value of FOP, AC_PATH_PROG skips testing the path. +# +AC_DEFUN([XORG_WITH_FOP],[ +AC_ARG_VAR([FOP], [Path to fop command]) +m4_define([_defopt], m4_default([$2], [auto])) +AC_ARG_WITH(fop, + AS_HELP_STRING([--with-fop], + [Use fop to regenerate documentation (default: ]_defopt[)]), + [use_fop=$withval], [use_fop=]_defopt) +m4_undefine([_defopt]) + +if test "x$use_fop" = x"auto"; then + AC_PATH_PROG([FOP], [fop]) + if test "x$FOP" = "x"; then + AC_MSG_WARN([fop not found - documentation targets will be skipped]) + have_fop=no + else + have_fop=yes + fi +elif test "x$use_fop" = x"yes" ; then + AC_PATH_PROG([FOP], [fop]) + if test "x$FOP" = "x"; then + AC_MSG_ERROR([--with-fop=yes specified but fop not found in PATH]) + fi + have_fop=yes +elif test "x$use_fop" = x"no" ; then + if test "x$FOP" != "x"; then + AC_MSG_WARN([ignoring FOP environment variable since --with-fop=no was specified]) + fi + have_fop=no +else + AC_MSG_ERROR([--with-fop expects 'yes' or 'no']) +fi + +# Test for a minimum version of fop, if provided. +m4_ifval([$1], +[if test "$have_fop" = yes; then + # scrape the fop version + AC_MSG_CHECKING([for fop minimum version]) + fop_version=`$FOP -version 2>/dev/null | cut -d' ' -f3` + AC_MSG_RESULT([$fop_version]) + AS_VERSION_COMPARE([$fop_version], [$1], + [if test "x$use_fop" = xauto; then + AC_MSG_WARN([fop version $fop_version found, but $1 needed]) + have_fop=no + else + AC_MSG_ERROR([fop version $fop_version found, but $1 needed]) + fi]) +fi]) +AM_CONDITIONAL([HAVE_FOP], [test "$have_fop" = yes]) +]) # XORG_WITH_FOP + +# XORG_WITH_PS2PDF([DEFAULT]) +# ---------------- +# Minimum version: 1.6.0 +# Minimum version for optional DEFAULT argument: 1.11.0 +# +# Documentation tools are not always available on all platforms and sometimes +# not at the appropriate level. This macro enables a module to test for the +# presence of the tool and obtain it's path in separate variables. Coupled with +# the --with-ps2pdf option, it allows maximum flexibilty in making decisions +# as whether or not to use the ps2pdf package. When DEFAULT is not specified, +# --with-ps2pdf assumes 'auto'. +# +# Interface to module: +# HAVE_PS2PDF: used in makefiles to conditionally generate documentation +# PS2PDF: returns the path of the ps2pdf program found +# returns the path set by the user in the environment +# --with-ps2pdf: 'yes' user instructs the module to use ps2pdf +# 'no' user instructs the module not to use ps2pdf +# +# If the user sets the value of PS2PDF, AC_PATH_PROG skips testing the path. +# +AC_DEFUN([XORG_WITH_PS2PDF],[ +AC_ARG_VAR([PS2PDF], [Path to ps2pdf command]) +m4_define([_defopt], m4_default([$1], [auto])) +AC_ARG_WITH(ps2pdf, + AS_HELP_STRING([--with-ps2pdf], + [Use ps2pdf to regenerate documentation (default: ]_defopt[)]), + [use_ps2pdf=$withval], [use_ps2pdf=]_defopt) +m4_undefine([_defopt]) + +if test "x$use_ps2pdf" = x"auto"; then + AC_PATH_PROG([PS2PDF], [ps2pdf]) + if test "x$PS2PDF" = "x"; then + AC_MSG_WARN([ps2pdf not found - documentation targets will be skipped]) + have_ps2pdf=no + else + have_ps2pdf=yes + fi +elif test "x$use_ps2pdf" = x"yes" ; then + AC_PATH_PROG([PS2PDF], [ps2pdf]) + if test "x$PS2PDF" = "x"; then + AC_MSG_ERROR([--with-ps2pdf=yes specified but ps2pdf not found in PATH]) + fi + have_ps2pdf=yes +elif test "x$use_ps2pdf" = x"no" ; then + if test "x$PS2PDF" != "x"; then + AC_MSG_WARN([ignoring PS2PDF environment variable since --with-ps2pdf=no was specified]) + fi + have_ps2pdf=no +else + AC_MSG_ERROR([--with-ps2pdf expects 'yes' or 'no']) +fi +AM_CONDITIONAL([HAVE_PS2PDF], [test "$have_ps2pdf" = yes]) +]) # XORG_WITH_PS2PDF + +# XORG_ENABLE_DOCS (enable_docs=yes) +# ---------------- +# Minimum version: 1.6.0 +# +# Documentation tools are not always available on all platforms and sometimes +# not at the appropriate level. This macro enables a builder to skip all +# documentation targets except traditional man pages. +# Combined with the specific tool checking macros XORG_WITH_*, it provides +# maximum flexibilty in controlling documentation building. +# Refer to: +# XORG_WITH_XMLTO --with-xmlto +# XORG_WITH_ASCIIDOC --with-asciidoc +# XORG_WITH_DOXYGEN --with-doxygen +# XORG_WITH_FOP --with-fop +# XORG_WITH_GROFF --with-groff +# XORG_WITH_PS2PDF --with-ps2pdf +# +# Interface to module: +# ENABLE_DOCS: used in makefiles to conditionally generate documentation +# --enable-docs: 'yes' user instructs the module to generate docs +# 'no' user instructs the module not to generate docs +# parm1: specify the default value, yes or no. +# +AC_DEFUN([XORG_ENABLE_DOCS],[ +m4_define([docs_default], m4_default([$1], [yes])) +AC_ARG_ENABLE(docs, + AS_HELP_STRING([--enable-docs], + [Enable building the documentation (default: ]docs_default[)]), + [build_docs=$enableval], [build_docs=]docs_default) +m4_undefine([docs_default]) +AM_CONDITIONAL(ENABLE_DOCS, [test x$build_docs = xyes]) +AC_MSG_CHECKING([whether to build documentation]) +AC_MSG_RESULT([$build_docs]) +]) # XORG_ENABLE_DOCS + +# XORG_ENABLE_DEVEL_DOCS (enable_devel_docs=yes) +# ---------------- +# Minimum version: 1.6.0 +# +# This macro enables a builder to skip all developer documentation. +# Combined with the specific tool checking macros XORG_WITH_*, it provides +# maximum flexibilty in controlling documentation building. +# Refer to: +# XORG_WITH_XMLTO --with-xmlto +# XORG_WITH_ASCIIDOC --with-asciidoc +# XORG_WITH_DOXYGEN --with-doxygen +# XORG_WITH_FOP --with-fop +# XORG_WITH_GROFF --with-groff +# XORG_WITH_PS2PDF --with-ps2pdf +# +# Interface to module: +# ENABLE_DEVEL_DOCS: used in makefiles to conditionally generate developer docs +# --enable-devel-docs: 'yes' user instructs the module to generate developer docs +# 'no' user instructs the module not to generate developer docs +# parm1: specify the default value, yes or no. +# +AC_DEFUN([XORG_ENABLE_DEVEL_DOCS],[ +m4_define([devel_default], m4_default([$1], [yes])) +AC_ARG_ENABLE(devel-docs, + AS_HELP_STRING([--enable-devel-docs], + [Enable building the developer documentation (default: ]devel_default[)]), + [build_devel_docs=$enableval], [build_devel_docs=]devel_default) +m4_undefine([devel_default]) +AM_CONDITIONAL(ENABLE_DEVEL_DOCS, [test x$build_devel_docs = xyes]) +AC_MSG_CHECKING([whether to build developer documentation]) +AC_MSG_RESULT([$build_devel_docs]) +]) # XORG_ENABLE_DEVEL_DOCS + +# XORG_ENABLE_SPECS (enable_specs=yes) +# ---------------- +# Minimum version: 1.6.0 +# +# This macro enables a builder to skip all functional specification targets. +# Combined with the specific tool checking macros XORG_WITH_*, it provides +# maximum flexibilty in controlling documentation building. +# Refer to: +# XORG_WITH_XMLTO --with-xmlto +# XORG_WITH_ASCIIDOC --with-asciidoc +# XORG_WITH_DOXYGEN --with-doxygen +# XORG_WITH_FOP --with-fop +# XORG_WITH_GROFF --with-groff +# XORG_WITH_PS2PDF --with-ps2pdf +# +# Interface to module: +# ENABLE_SPECS: used in makefiles to conditionally generate specs +# --enable-specs: 'yes' user instructs the module to generate specs +# 'no' user instructs the module not to generate specs +# parm1: specify the default value, yes or no. +# +AC_DEFUN([XORG_ENABLE_SPECS],[ +m4_define([spec_default], m4_default([$1], [yes])) +AC_ARG_ENABLE(specs, + AS_HELP_STRING([--enable-specs], + [Enable building the specs (default: ]spec_default[)]), + [build_specs=$enableval], [build_specs=]spec_default) +m4_undefine([spec_default]) +AM_CONDITIONAL(ENABLE_SPECS, [test x$build_specs = xyes]) +AC_MSG_CHECKING([whether to build functional specifications]) +AC_MSG_RESULT([$build_specs]) +]) # XORG_ENABLE_SPECS + +# XORG_ENABLE_UNIT_TESTS (enable_unit_tests=auto) +# ---------------------------------------------- +# Minimum version: 1.13.0 +# +# This macro enables a builder to enable/disable unit testing +# It makes no assumption about the test cases implementation +# Test cases may or may not use Automake "Support for test suites" +# They may or may not use the software utility library GLib +# +# When used in conjunction with XORG_WITH_GLIB, use both AM_CONDITIONAL +# ENABLE_UNIT_TESTS and HAVE_GLIB. Not all unit tests may use glib. +# The variable enable_unit_tests is used by other macros in this file. +# +# Interface to module: +# ENABLE_UNIT_TESTS: used in makefiles to conditionally build tests +# enable_unit_tests: used in configure.ac for additional configuration +# --enable-unit-tests: 'yes' user instructs the module to build tests +# 'no' user instructs the module not to build tests +# parm1: specify the default value, yes or no. +# +AC_DEFUN([XORG_ENABLE_UNIT_TESTS],[ +AC_BEFORE([$0], [XORG_WITH_GLIB]) +AC_BEFORE([$0], [XORG_LD_WRAP]) +AC_REQUIRE([XORG_MEMORY_CHECK_FLAGS]) +m4_define([_defopt], m4_default([$1], [auto])) +AC_ARG_ENABLE(unit-tests, AS_HELP_STRING([--enable-unit-tests], + [Enable building unit test cases (default: ]_defopt[)]), + [enable_unit_tests=$enableval], [enable_unit_tests=]_defopt) +m4_undefine([_defopt]) +AM_CONDITIONAL(ENABLE_UNIT_TESTS, [test "x$enable_unit_tests" != xno]) +AC_MSG_CHECKING([whether to build unit test cases]) +AC_MSG_RESULT([$enable_unit_tests]) +]) # XORG_ENABLE_UNIT_TESTS + +# XORG_ENABLE_INTEGRATION_TESTS (enable_unit_tests=auto) +# ------------------------------------------------------ +# Minimum version: 1.17.0 +# +# This macro enables a builder to enable/disable integration testing +# It makes no assumption about the test cases' implementation +# Test cases may or may not use Automake "Support for test suites" +# +# Please see XORG_ENABLE_UNIT_TESTS for unit test support. Unit test support +# usually requires less dependencies and may be built and run under less +# stringent environments than integration tests. +# +# Interface to module: +# ENABLE_INTEGRATION_TESTS: used in makefiles to conditionally build tests +# enable_integration_tests: used in configure.ac for additional configuration +# --enable-integration-tests: 'yes' user instructs the module to build tests +# 'no' user instructs the module not to build tests +# parm1: specify the default value, yes or no. +# +AC_DEFUN([XORG_ENABLE_INTEGRATION_TESTS],[ +AC_REQUIRE([XORG_MEMORY_CHECK_FLAGS]) +m4_define([_defopt], m4_default([$1], [auto])) +AC_ARG_ENABLE(integration-tests, AS_HELP_STRING([--enable-integration-tests], + [Enable building integration test cases (default: ]_defopt[)]), + [enable_integration_tests=$enableval], + [enable_integration_tests=]_defopt) +m4_undefine([_defopt]) +AM_CONDITIONAL([ENABLE_INTEGRATION_TESTS], + [test "x$enable_integration_tests" != xno]) +AC_MSG_CHECKING([whether to build unit test cases]) +AC_MSG_RESULT([$enable_integration_tests]) +]) # XORG_ENABLE_INTEGRATION_TESTS + +# XORG_WITH_GLIB([MIN-VERSION], [DEFAULT]) +# ---------------------------------------- +# Minimum version: 1.13.0 +# +# GLib is a library which provides advanced data structures and functions. +# This macro enables a module to test for the presence of Glib. +# +# When used with ENABLE_UNIT_TESTS, it is assumed GLib is used for unit testing. +# Otherwise the value of $enable_unit_tests is blank. +# +# Please see XORG_ENABLE_INTEGRATION_TESTS for integration test support. Unit +# test support usually requires less dependencies and may be built and run under +# less stringent environments than integration tests. +# +# Interface to module: +# HAVE_GLIB: used in makefiles to conditionally build targets +# with_glib: used in configure.ac to know if GLib has been found +# --with-glib: 'yes' user instructs the module to use glib +# 'no' user instructs the module not to use glib +# +AC_DEFUN([XORG_WITH_GLIB],[ +AC_REQUIRE([PKG_PROG_PKG_CONFIG]) +m4_define([_defopt], m4_default([$2], [auto])) +AC_ARG_WITH(glib, AS_HELP_STRING([--with-glib], + [Use GLib library for unit testing (default: ]_defopt[)]), + [with_glib=$withval], [with_glib=]_defopt) +m4_undefine([_defopt]) + +have_glib=no +# Do not probe GLib if user explicitly disabled unit testing +if test "x$enable_unit_tests" != x"no"; then + # Do not probe GLib if user explicitly disabled it + if test "x$with_glib" != x"no"; then + m4_ifval( + [$1], + [PKG_CHECK_MODULES([GLIB], [glib-2.0 >= $1], [have_glib=yes], [have_glib=no])], + [PKG_CHECK_MODULES([GLIB], [glib-2.0], [have_glib=yes], [have_glib=no])] + ) + fi +fi + +# Not having GLib when unit testing has been explicitly requested is an error +if test "x$enable_unit_tests" = x"yes"; then + if test "x$have_glib" = x"no"; then + AC_MSG_ERROR([--enable-unit-tests=yes specified but glib-2.0 not found]) + fi +fi + +# Having unit testing disabled when GLib has been explicitly requested is an error +if test "x$enable_unit_tests" = x"no"; then + if test "x$with_glib" = x"yes"; then + AC_MSG_ERROR([--enable-unit-tests=yes specified but glib-2.0 not found]) + fi +fi + +# Not having GLib when it has been explicitly requested is an error +if test "x$with_glib" = x"yes"; then + if test "x$have_glib" = x"no"; then + AC_MSG_ERROR([--with-glib=yes specified but glib-2.0 not found]) + fi +fi + +AM_CONDITIONAL([HAVE_GLIB], [test "$have_glib" = yes]) +]) # XORG_WITH_GLIB + +# XORG_LD_WRAP([required|optional]) +# --------------------------------- +# Minimum version: 1.13.0 +# +# Check if linker supports -wrap, passed via compiler flags +# +# When used with ENABLE_UNIT_TESTS, it is assumed -wrap is used for unit testing. +# Otherwise the value of $enable_unit_tests is blank. +# +# Argument added in 1.16.0 - default is "required", to match existing behavior +# of returning an error if enable_unit_tests is yes, and ld -wrap is not +# available, an argument of "optional" allows use when some unit tests require +# ld -wrap and others do not. +# +AC_DEFUN([XORG_LD_WRAP],[ +XORG_CHECK_LINKER_FLAGS([-Wl,-wrap,exit],[have_ld_wrap=yes],[have_ld_wrap=no], + [AC_LANG_PROGRAM([#include <stdlib.h> + void __wrap_exit(int status) { return; }], + [exit(0);])]) +# Not having ld wrap when unit testing has been explicitly requested is an error +if test "x$enable_unit_tests" = x"yes" -a "x$1" != "xoptional"; then + if test "x$have_ld_wrap" = x"no"; then + AC_MSG_ERROR([--enable-unit-tests=yes specified but ld -wrap support is not available]) + fi +fi +AM_CONDITIONAL([HAVE_LD_WRAP], [test "$have_ld_wrap" = yes]) +# +]) # XORG_LD_WRAP + +# XORG_CHECK_LINKER_FLAGS +# ----------------------- +# SYNOPSIS +# +# XORG_CHECK_LINKER_FLAGS(FLAGS, [ACTION-SUCCESS], [ACTION-FAILURE], [PROGRAM-SOURCE]) +# +# DESCRIPTION +# +# Check whether the given linker FLAGS work with the current language's +# linker, or whether they give an error. +# +# ACTION-SUCCESS/ACTION-FAILURE are shell commands to execute on +# success/failure. +# +# PROGRAM-SOURCE is the program source to link with, if needed +# +# NOTE: Based on AX_CHECK_COMPILER_FLAGS. +# +# LICENSE +# +# Copyright (c) 2009 Mike Frysinger <vapier@gentoo.org> +# Copyright (c) 2009 Steven G. Johnson <stevenj@alum.mit.edu> +# Copyright (c) 2009 Matteo Frigo +# +# This program is free software: you can redistribute it and/or modify it +# under the terms of the GNU General Public License as published by the +# Free Software Foundation, either version 3 of the License, or (at your +# option) any later version. +# +# This program is distributed in the hope that it will be useful, but +# WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General +# Public License for more details. +# +# You should have received a copy of the GNU General Public License along +# with this program. If not, see <http://www.gnu.org/licenses/>. +# +# As a special exception, the respective Autoconf Macro's copyright owner +# gives unlimited permission to copy, distribute and modify the configure +# scripts that are the output of Autoconf when processing the Macro. You +# need not follow the terms of the GNU General Public License when using +# or distributing such scripts, even though portions of the text of the +# Macro appear in them. The GNU General Public License (GPL) does govern +# all other use of the material that constitutes the Autoconf Macro. +# +# This special exception to the GPL applies to versions of the Autoconf +# Macro released by the Autoconf Archive. When you make and distribute a +# modified version of the Autoconf Macro, you may extend this special +# exception to the GPL to apply to your modified version as well.# +AC_DEFUN([XORG_CHECK_LINKER_FLAGS], +[AC_MSG_CHECKING([whether the linker accepts $1]) +dnl Some hackery here since AC_CACHE_VAL can't handle a non-literal varname: +AS_LITERAL_IF([$1], + [AC_CACHE_VAL(AS_TR_SH(xorg_cv_linker_flags_[$1]), [ + ax_save_FLAGS=$LDFLAGS + LDFLAGS="$1" + AC_LINK_IFELSE([m4_default([$4],[AC_LANG_PROGRAM()])], + AS_TR_SH(xorg_cv_linker_flags_[$1])=yes, + AS_TR_SH(xorg_cv_linker_flags_[$1])=no) + LDFLAGS=$ax_save_FLAGS])], + [ax_save_FLAGS=$LDFLAGS + LDFLAGS="$1" + AC_LINK_IFELSE([AC_LANG_PROGRAM()], + eval AS_TR_SH(xorg_cv_linker_flags_[$1])=yes, + eval AS_TR_SH(xorg_cv_linker_flags_[$1])=no) + LDFLAGS=$ax_save_FLAGS]) +eval xorg_check_linker_flags=$AS_TR_SH(xorg_cv_linker_flags_[$1]) +AC_MSG_RESULT($xorg_check_linker_flags) +if test "x$xorg_check_linker_flags" = xyes; then + m4_default([$2], :) +else + m4_default([$3], :) +fi +]) # XORG_CHECK_LINKER_FLAGS + +# XORG_MEMORY_CHECK_FLAGS +# ----------------------- +# Minimum version: 1.16.0 +# +# This macro attempts to find appropriate memory checking functionality +# for various platforms which unit testing code may use to catch various +# forms of memory allocation and access errors in testing. +# +# Interface to module: +# XORG_MALLOC_DEBUG_ENV - environment variables to set to enable debugging +# Usually added to TESTS_ENVIRONMENT in Makefile.am +# +# If the user sets the value of XORG_MALLOC_DEBUG_ENV, it is used verbatim. +# +AC_DEFUN([XORG_MEMORY_CHECK_FLAGS],[ + +AC_REQUIRE([AC_CANONICAL_HOST]) +AC_ARG_VAR([XORG_MALLOC_DEBUG_ENV], + [Environment variables to enable memory checking in tests]) + +# Check for different types of support on different platforms +case $host_os in + solaris*) + AC_CHECK_LIB([umem], [umem_alloc], + [malloc_debug_env='LD_PRELOAD=libumem.so UMEM_DEBUG=default']) + ;; + *-gnu*) # GNU libc - Value is used as a single byte bit pattern, + # both directly and inverted, so should not be 0 or 255. + malloc_debug_env='MALLOC_PERTURB_=15' + ;; + darwin*) + malloc_debug_env='MallocPreScribble=1 MallocScribble=1 DYLD_INSERT_LIBRARIES=/usr/lib/libgmalloc.dylib' + ;; + *bsd*) + malloc_debug_env='MallocPreScribble=1 MallocScribble=1' + ;; +esac + +# User supplied flags override default flags +if test "x$XORG_MALLOC_DEBUG_ENV" != "x"; then + malloc_debug_env="$XORG_MALLOC_DEBUG_ENV" +fi + +AC_SUBST([XORG_MALLOC_DEBUG_ENV],[$malloc_debug_env]) +]) # XORG_WITH_LINT + +# XORG_CHECK_MALLOC_ZERO +# ---------------------- +# Minimum version: 1.0.0 +# +# Defines {MALLOC,XMALLOC,XTMALLOC}_ZERO_CFLAGS appropriately if +# malloc(0) returns NULL. Packages should add one of these cflags to +# their AM_CFLAGS (or other appropriate *_CFLAGS) to use them. +AC_DEFUN([XORG_CHECK_MALLOC_ZERO],[ +AC_ARG_ENABLE(malloc0returnsnull, + AS_HELP_STRING([--enable-malloc0returnsnull], + [malloc(0) returns NULL (default: auto)]), + [MALLOC_ZERO_RETURNS_NULL=$enableval], + [MALLOC_ZERO_RETURNS_NULL=auto]) + +AC_MSG_CHECKING([whether malloc(0) returns NULL]) +if test "x$MALLOC_ZERO_RETURNS_NULL" = xauto; then + AC_RUN_IFELSE([AC_LANG_PROGRAM([ +#include <stdlib.h> +],[ + char *m0, *r0, *c0, *p; + m0 = malloc(0); + p = malloc(10); + r0 = realloc(p,0); + c0 = calloc(0,10); + exit((m0 == 0 || r0 == 0 || c0 == 0) ? 0 : 1); +])], + [MALLOC_ZERO_RETURNS_NULL=yes], + [MALLOC_ZERO_RETURNS_NULL=no], + [MALLOC_ZERO_RETURNS_NULL=yes]) +fi +AC_MSG_RESULT([$MALLOC_ZERO_RETURNS_NULL]) + +if test "x$MALLOC_ZERO_RETURNS_NULL" = xyes; then + MALLOC_ZERO_CFLAGS="-DMALLOC_0_RETURNS_NULL" + XMALLOC_ZERO_CFLAGS=$MALLOC_ZERO_CFLAGS + XTMALLOC_ZERO_CFLAGS="$MALLOC_ZERO_CFLAGS -DXTMALLOC_BC" +else + MALLOC_ZERO_CFLAGS="" + XMALLOC_ZERO_CFLAGS="" + XTMALLOC_ZERO_CFLAGS="" +fi + +AC_SUBST([MALLOC_ZERO_CFLAGS]) +AC_SUBST([XMALLOC_ZERO_CFLAGS]) +AC_SUBST([XTMALLOC_ZERO_CFLAGS]) +]) # XORG_CHECK_MALLOC_ZERO + +# XORG_WITH_LINT() +# ---------------- +# Minimum version: 1.1.0 +# +# This macro enables the use of a tool that flags some suspicious and +# non-portable constructs (likely to be bugs) in C language source code. +# It will attempt to locate the tool and use appropriate options. +# There are various lint type tools on different platforms. +# +# Interface to module: +# LINT: returns the path to the tool found on the platform +# or the value set to LINT on the configure cmd line +# also an Automake conditional +# LINT_FLAGS: an Automake variable with appropriate flags +# +# --with-lint: 'yes' user instructs the module to use lint +# 'no' user instructs the module not to use lint (default) +# +# If the user sets the value of LINT, AC_PATH_PROG skips testing the path. +# If the user sets the value of LINT_FLAGS, they are used verbatim. +# +AC_DEFUN([XORG_WITH_LINT],[ + +AC_ARG_VAR([LINT], [Path to a lint-style command]) +AC_ARG_VAR([LINT_FLAGS], [Flags for the lint-style command]) +AC_ARG_WITH(lint, [AS_HELP_STRING([--with-lint], + [Use a lint-style source code checker (default: disabled)])], + [use_lint=$withval], [use_lint=no]) + +# Obtain platform specific info like program name and options +# The lint program on FreeBSD and NetBSD is different from the one on Solaris +case $host_os in + *linux* | *openbsd* | kfreebsd*-gnu | darwin* | cygwin*) + lint_name=splint + lint_options="-badflag" + ;; + *freebsd* | *netbsd*) + lint_name=lint + lint_options="-u -b" + ;; + *solaris*) + lint_name=lint + lint_options="-u -b -h -erroff=E_INDISTING_FROM_TRUNC2" + ;; +esac + +# Test for the presence of the program (either guessed by the code or spelled out by the user) +if test "x$use_lint" = x"yes" ; then + AC_PATH_PROG([LINT], [$lint_name]) + if test "x$LINT" = "x"; then + AC_MSG_ERROR([--with-lint=yes specified but lint-style tool not found in PATH]) + fi +elif test "x$use_lint" = x"no" ; then + if test "x$LINT" != "x"; then + AC_MSG_WARN([ignoring LINT environment variable since --with-lint=no was specified]) + fi +else + AC_MSG_ERROR([--with-lint expects 'yes' or 'no'. Use LINT variable to specify path.]) +fi + +# User supplied flags override default flags +if test "x$LINT_FLAGS" != "x"; then + lint_options=$LINT_FLAGS +fi + +AC_SUBST([LINT_FLAGS],[$lint_options]) +AM_CONDITIONAL(LINT, [test "x$LINT" != x]) + +]) # XORG_WITH_LINT + +# XORG_LINT_LIBRARY(LIBNAME) +# -------------------------- +# Minimum version: 1.1.0 +# +# Sets up flags for building lint libraries for checking programs that call +# functions in the library. +# +# Interface to module: +# LINTLIB - Automake variable with the name of lint library file to make +# MAKE_LINT_LIB - Automake conditional +# +# --enable-lint-library: - 'yes' user instructs the module to created a lint library +# - 'no' user instructs the module not to create a lint library (default) + +AC_DEFUN([XORG_LINT_LIBRARY],[ +AC_REQUIRE([XORG_WITH_LINT]) +AC_ARG_ENABLE(lint-library, [AS_HELP_STRING([--enable-lint-library], + [Create lint library (default: disabled)])], + [make_lint_lib=$enableval], [make_lint_lib=no]) + +if test "x$make_lint_lib" = x"yes" ; then + LINTLIB=llib-l$1.ln + if test "x$LINT" = "x"; then + AC_MSG_ERROR([Cannot make lint library without --with-lint]) + fi +elif test "x$make_lint_lib" != x"no" ; then + AC_MSG_ERROR([--enable-lint-library expects 'yes' or 'no'.]) +fi + +AC_SUBST(LINTLIB) +AM_CONDITIONAL(MAKE_LINT_LIB, [test x$make_lint_lib != xno]) + +]) # XORG_LINT_LIBRARY + +# XORG_COMPILER_BRAND +# ------------------- +# Minimum version: 1.14.0 +# +# Checks for various brands of compilers and sets flags as appropriate: +# GNU gcc - relies on AC_PROG_CC (via AC_PROG_CC_C99) to set GCC to "yes" +# GNU g++ - relies on AC_PROG_CXX to set GXX to "yes" +# clang compiler - sets CLANGCC to "yes" +# Intel compiler - sets INTELCC to "yes" +# Sun/Oracle Solaris Studio cc - sets SUNCC to "yes" +# +AC_DEFUN([XORG_COMPILER_BRAND], [ +AC_LANG_CASE( + [C], [ + AC_REQUIRE([AC_PROG_CC_C99]) + ], + [C++], [ + AC_REQUIRE([AC_PROG_CXX]) + ] +) +AC_CHECK_DECL([__clang__], [CLANGCC="yes"], [CLANGCC="no"]) +AC_CHECK_DECL([__INTEL_COMPILER], [INTELCC="yes"], [INTELCC="no"]) +AC_CHECK_DECL([__SUNPRO_C], [SUNCC="yes"], [SUNCC="no"]) +]) # XORG_COMPILER_BRAND + +# XORG_TESTSET_CFLAG(<variable>, <flag>, [<alternative flag>, ...]) +# --------------- +# Minimum version: 1.16.0 +# +# Test if the compiler works when passed the given flag as a command line argument. +# If it succeeds, the flag is appeneded to the given variable. If not, it tries the +# next flag in the list until there are no more options. +# +# Note that this does not guarantee that the compiler supports the flag as some +# compilers will simply ignore arguments that they do not understand, but we do +# attempt to weed out false positives by using -Werror=unknown-warning-option and +# -Werror=unused-command-line-argument +# +AC_DEFUN([XORG_TESTSET_CFLAG], [ +m4_if([$#], 0, [m4_fatal([XORG_TESTSET_CFLAG was given with an unsupported number of arguments])]) +m4_if([$#], 1, [m4_fatal([XORG_TESTSET_CFLAG was given with an unsupported number of arguments])]) + +AC_LANG_COMPILER_REQUIRE + +AC_LANG_CASE( + [C], [ + AC_REQUIRE([AC_PROG_CC_C99]) + define([PREFIX], [C]) + define([CACHE_PREFIX], [cc]) + define([COMPILER], [$CC]) + ], + [C++], [ + define([PREFIX], [CXX]) + define([CACHE_PREFIX], [cxx]) + define([COMPILER], [$CXX]) + ] +) + +[xorg_testset_save_]PREFIX[FLAGS]="$PREFIX[FLAGS]" + +if test "x$[xorg_testset_]CACHE_PREFIX[_unknown_warning_option]" = "x" ; then + PREFIX[FLAGS]="$PREFIX[FLAGS] -Werror=unknown-warning-option" + AC_CACHE_CHECK([if ]COMPILER[ supports -Werror=unknown-warning-option], + [xorg_cv_]CACHE_PREFIX[_flag_unknown_warning_option], + AC_COMPILE_IFELSE([AC_LANG_SOURCE([int i;])], + [xorg_cv_]CACHE_PREFIX[_flag_unknown_warning_option=yes], + [xorg_cv_]CACHE_PREFIX[_flag_unknown_warning_option=no])) + [xorg_testset_]CACHE_PREFIX[_unknown_warning_option]=$[xorg_cv_]CACHE_PREFIX[_flag_unknown_warning_option] + PREFIX[FLAGS]="$[xorg_testset_save_]PREFIX[FLAGS]" +fi + +if test "x$[xorg_testset_]CACHE_PREFIX[_unused_command_line_argument]" = "x" ; then + if test "x$[xorg_testset_]CACHE_PREFIX[_unknown_warning_option]" = "xyes" ; then + PREFIX[FLAGS]="$PREFIX[FLAGS] -Werror=unknown-warning-option" + fi + PREFIX[FLAGS]="$PREFIX[FLAGS] -Werror=unused-command-line-argument" + AC_CACHE_CHECK([if ]COMPILER[ supports -Werror=unused-command-line-argument], + [xorg_cv_]CACHE_PREFIX[_flag_unused_command_line_argument], + AC_COMPILE_IFELSE([AC_LANG_SOURCE([int i;])], + [xorg_cv_]CACHE_PREFIX[_flag_unused_command_line_argument=yes], + [xorg_cv_]CACHE_PREFIX[_flag_unused_command_line_argument=no])) + [xorg_testset_]CACHE_PREFIX[_unused_command_line_argument]=$[xorg_cv_]CACHE_PREFIX[_flag_unused_command_line_argument] + PREFIX[FLAGS]="$[xorg_testset_save_]PREFIX[FLAGS]" +fi + +found="no" +m4_foreach([flag], m4_cdr($@), [ + if test $found = "no" ; then + if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then + PREFIX[FLAGS]="$PREFIX[FLAGS] -Werror=unknown-warning-option" + fi + + if test "x$xorg_testset_unused_command_line_argument" = "xyes" ; then + PREFIX[FLAGS]="$PREFIX[FLAGS] -Werror=unused-command-line-argument" + fi + + PREFIX[FLAGS]="$PREFIX[FLAGS] ]flag[" + +dnl Some hackery here since AC_CACHE_VAL can't handle a non-literal varname + AC_MSG_CHECKING([if ]COMPILER[ supports ]flag[]) + cacheid=AS_TR_SH([xorg_cv_]CACHE_PREFIX[_flag_]flag[]) + AC_CACHE_VAL($cacheid, + [AC_LINK_IFELSE([AC_LANG_PROGRAM([int i;])], + [eval $cacheid=yes], + [eval $cacheid=no])]) + + PREFIX[FLAGS]="$[xorg_testset_save_]PREFIX[FLAGS]" + + eval supported=\$$cacheid + AC_MSG_RESULT([$supported]) + if test "$supported" = "yes" ; then + $1="$$1 ]flag[" + found="yes" + fi + fi +]) +]) # XORG_TESTSET_CFLAG + +# XORG_COMPILER_FLAGS +# --------------- +# Minimum version: 1.16.0 +# +# Defines BASE_CFLAGS or BASE_CXXFLAGS to contain a set of command line +# arguments supported by the selected compiler which do NOT alter the generated +# code. These arguments will cause the compiler to print various warnings +# during compilation AND turn a conservative set of warnings into errors. +# +# The set of flags supported by BASE_CFLAGS and BASE_CXXFLAGS will grow in +# future versions of util-macros as options are added to new compilers. +# +AC_DEFUN([XORG_COMPILER_FLAGS], [ +AC_REQUIRE([XORG_COMPILER_BRAND]) + +AC_ARG_ENABLE(selective-werror, + AS_HELP_STRING([--disable-selective-werror], + [Turn off selective compiler errors. (default: enabled)]), + [SELECTIVE_WERROR=$enableval], + [SELECTIVE_WERROR=yes]) + +AC_LANG_CASE( + [C], [ + define([PREFIX], [C]) + ], + [C++], [ + define([PREFIX], [CXX]) + ] +) +# -v is too short to test reliably with XORG_TESTSET_CFLAG +if test "x$SUNCC" = "xyes"; then + [BASE_]PREFIX[FLAGS]="-v" +else + [BASE_]PREFIX[FLAGS]="" +fi + +# This chunk of warnings were those that existed in the legacy CWARNFLAGS +XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Wall]) +XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Wpointer-arith]) +XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Wmissing-declarations]) +XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Wformat=2], [-Wformat]) + +AC_LANG_CASE( + [C], [ + XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Wstrict-prototypes]) + XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Wmissing-prototypes]) + XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Wnested-externs]) + XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Wbad-function-cast]) + XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Wold-style-definition]) + XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Wdeclaration-after-statement]) + ] +) + +# This chunk adds additional warnings that could catch undesired effects. +XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Wunused]) +XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Wuninitialized]) +XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Wshadow]) +XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Wcast-qual]) +XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Wmissing-noreturn]) +XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Wmissing-format-attribute]) +XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Wredundant-decls]) + +# These are currently disabled because they are noisy. They will be enabled +# in the future once the codebase is sufficiently modernized to silence +# them. For now, I don't want them to drown out the other warnings. +# XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Wlogical-op]) +# XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Wparentheses]) +# XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Wcast-align]) + +# Turn some warnings into errors, so we don't accidently get successful builds +# when there are problems that should be fixed. + +if test "x$SELECTIVE_WERROR" = "xyes" ; then +XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Werror=implicit], [-errwarn=E_NO_EXPLICIT_TYPE_GIVEN -errwarn=E_NO_IMPLICIT_DECL_ALLOWED]) +XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Werror=nonnull]) +XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Werror=init-self]) +XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Werror=main]) +XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Werror=missing-braces]) +XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Werror=sequence-point]) +XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Werror=return-type], [-errwarn=E_FUNC_HAS_NO_RETURN_STMT]) +XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Werror=trigraphs]) +XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Werror=array-bounds]) +XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Werror=write-strings]) +XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Werror=address]) +XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Werror=int-to-pointer-cast], [-errwarn=E_BAD_PTR_INT_COMBINATION]) +XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Werror=pointer-to-int-cast]) # Also -errwarn=E_BAD_PTR_INT_COMBINATION +else +AC_MSG_WARN([You have chosen not to turn some select compiler warnings into errors. This should not be necessary. Please report why you needed to do so in a bug report at $PACKAGE_BUGREPORT]) +XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Wimplicit]) +XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Wnonnull]) +XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Winit-self]) +XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Wmain]) +XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Wmissing-braces]) +XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Wsequence-point]) +XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Wreturn-type]) +XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Wtrigraphs]) +XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Warray-bounds]) +XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Wwrite-strings]) +XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Waddress]) +XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Wint-to-pointer-cast]) +XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Wpointer-to-int-cast]) +fi + +AC_SUBST([BASE_]PREFIX[FLAGS]) +]) # XORG_COMPILER_FLAGS + +# XORG_CWARNFLAGS +# --------------- +# Minimum version: 1.2.0 +# Deprecated since: 1.16.0 (Use XORG_COMPILER_FLAGS instead) +# +# Defines CWARNFLAGS to enable C compiler warnings. +# +# This function is deprecated because it defines -fno-strict-aliasing +# which alters the code generated by the compiler. If -fno-strict-aliasing +# is needed, then it should be added explicitly in the module when +# it is updated to use BASE_CFLAGS. +# +AC_DEFUN([XORG_CWARNFLAGS], [ +AC_REQUIRE([XORG_COMPILER_FLAGS]) +AC_REQUIRE([XORG_COMPILER_BRAND]) +AC_LANG_CASE( + [C], [ + CWARNFLAGS="$BASE_CFLAGS" + if test "x$GCC" = xyes ; then + CWARNFLAGS="$CWARNFLAGS -fno-strict-aliasing" + fi + AC_SUBST(CWARNFLAGS) + ] +) +]) # XORG_CWARNFLAGS + +# XORG_STRICT_OPTION +# ----------------------- +# Minimum version: 1.3.0 +# +# Add configure option to enable strict compilation flags, such as treating +# warnings as fatal errors. +# If --enable-strict-compilation is passed to configure, adds strict flags to +# $BASE_CFLAGS or $BASE_CXXFLAGS and the deprecated $CWARNFLAGS. +# +# Starting in 1.14.0 also exports $STRICT_CFLAGS for use in other tests or +# when strict compilation is unconditionally desired. +AC_DEFUN([XORG_STRICT_OPTION], [ +AC_REQUIRE([XORG_CWARNFLAGS]) +AC_REQUIRE([XORG_COMPILER_FLAGS]) + +AC_ARG_ENABLE(strict-compilation, + AS_HELP_STRING([--enable-strict-compilation], + [Enable all warnings from compiler and make them errors (default: disabled)]), + [STRICT_COMPILE=$enableval], [STRICT_COMPILE=no]) + +AC_LANG_CASE( + [C], [ + define([PREFIX], [C]) + ], + [C++], [ + define([PREFIX], [CXX]) + ] +) + +[STRICT_]PREFIX[FLAGS]="" +XORG_TESTSET_CFLAG([[STRICT_]PREFIX[FLAGS]], [-pedantic]) +XORG_TESTSET_CFLAG([[STRICT_]PREFIX[FLAGS]], [-Werror], [-errwarn]) + +# Earlier versions of gcc (eg: 4.2) support -Werror=attributes, but do not +# activate it with -Werror, so we add it here explicitly. +XORG_TESTSET_CFLAG([[STRICT_]PREFIX[FLAGS]], [-Werror=attributes]) + +if test "x$STRICT_COMPILE" = "xyes"; then + [BASE_]PREFIX[FLAGS]="$[BASE_]PREFIX[FLAGS] $[STRICT_]PREFIX[FLAGS]" + AC_LANG_CASE([C], [CWARNFLAGS="$CWARNFLAGS $STRICT_CFLAGS"]) +fi +AC_SUBST([STRICT_]PREFIX[FLAGS]) +AC_SUBST([BASE_]PREFIX[FLAGS]) +AC_LANG_CASE([C], AC_SUBST([CWARNFLAGS])) +]) # XORG_STRICT_OPTION + +# XORG_DEFAULT_OPTIONS +# -------------------- +# Minimum version: 1.3.0 +# +# Defines default options for X.Org modules. +# +AC_DEFUN([XORG_DEFAULT_OPTIONS], [ +AC_REQUIRE([AC_PROG_INSTALL]) +XORG_COMPILER_FLAGS +XORG_CWARNFLAGS +XORG_STRICT_OPTION +XORG_RELEASE_VERSION +XORG_CHANGELOG +XORG_INSTALL +XORG_MANPAGE_SECTIONS +m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])], + [AC_SUBST([AM_DEFAULT_VERBOSITY], [1])]) +]) # XORG_DEFAULT_OPTIONS + +# XORG_INSTALL() +# ---------------- +# Minimum version: 1.4.0 +# +# Defines the variable INSTALL_CMD as the command to copy +# INSTALL from $prefix/share/util-macros. +# +AC_DEFUN([XORG_INSTALL], [ +AC_REQUIRE([PKG_PROG_PKG_CONFIG]) +macros_datadir=`$PKG_CONFIG --print-errors --variable=pkgdatadir xorg-macros` +INSTALL_CMD="(cp -f "$macros_datadir/INSTALL" \$(top_srcdir)/.INSTALL.tmp && \ +mv \$(top_srcdir)/.INSTALL.tmp \$(top_srcdir)/INSTALL) \ +|| (rm -f \$(top_srcdir)/.INSTALL.tmp; touch \$(top_srcdir)/INSTALL; \ +echo 'util-macros \"pkgdatadir\" from xorg-macros.pc not found: installing possibly empty INSTALL.' >&2)" +AC_SUBST([INSTALL_CMD]) +]) # XORG_INSTALL +dnl Copyright 2005 Red Hat, Inc +dnl +dnl Permission to use, copy, modify, distribute, and sell this software and its +dnl documentation for any purpose is hereby granted without fee, provided that +dnl the above copyright notice appear in all copies and that both that +dnl copyright notice and this permission notice appear in supporting +dnl documentation. +dnl +dnl The above copyright notice and this permission notice shall be included +dnl in all copies or substantial portions of the Software. +dnl +dnl THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS +dnl OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF +dnl MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. +dnl IN NO EVENT SHALL THE OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR +dnl OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, +dnl ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR +dnl OTHER DEALINGS IN THE SOFTWARE. +dnl +dnl Except as contained in this notice, the name of the copyright holders shall +dnl not be used in advertising or otherwise to promote the sale, use or +dnl other dealings in this Software without prior written authorization +dnl from the copyright holders. +dnl + +# XORG_RELEASE_VERSION +# -------------------- +# Defines PACKAGE_VERSION_{MAJOR,MINOR,PATCHLEVEL} for modules to use. + +AC_DEFUN([XORG_RELEASE_VERSION],[ + AC_DEFINE_UNQUOTED([PACKAGE_VERSION_MAJOR], + [`echo $PACKAGE_VERSION | cut -d . -f 1`], + [Major version of this package]) + PVM=`echo $PACKAGE_VERSION | cut -d . -f 2 | cut -d - -f 1` + if test "x$PVM" = "x"; then + PVM="0" + fi + AC_DEFINE_UNQUOTED([PACKAGE_VERSION_MINOR], + [$PVM], + [Minor version of this package]) + PVP=`echo $PACKAGE_VERSION | cut -d . -f 3 | cut -d - -f 1` + if test "x$PVP" = "x"; then + PVP="0" + fi + AC_DEFINE_UNQUOTED([PACKAGE_VERSION_PATCHLEVEL], + [$PVP], + [Patch version of this package]) +]) + +# XORG_CHANGELOG() +# ---------------- +# Minimum version: 1.2.0 +# +# Defines the variable CHANGELOG_CMD as the command to generate +# ChangeLog from git. +# +# +AC_DEFUN([XORG_CHANGELOG], [ +CHANGELOG_CMD="(GIT_DIR=\$(top_srcdir)/.git git log > \$(top_srcdir)/.changelog.tmp && \ +mv \$(top_srcdir)/.changelog.tmp \$(top_srcdir)/ChangeLog) \ +|| (rm -f \$(top_srcdir)/.changelog.tmp; touch \$(top_srcdir)/ChangeLog; \ +echo 'git directory not found: installing possibly empty changelog.' >&2)" +AC_SUBST([CHANGELOG_CMD]) +]) # XORG_CHANGELOG + |