xenocara/util/macros/xorg-macros.m4.in
2010-08-21 17:02:23 +00:00

1114 lines
38 KiB
Plaintext

dnl @configure_input@
dnl
dnl Copyright 2005-2006 Sun Microsystems, Inc. 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], [@VERSION@])
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 $RAWCPP requires -undef])
AC_LANG_CONFTEST([Does cpp redefine unix ?])
if test `${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 $RAWCPP requires -traditional])
AC_LANG_CONFTEST([Does cpp preserve "whitespace"?])
if test `${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|__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 $DOCBOOKHTML"
AC_SUBST(MAKE_TEXT)
AC_SUBST(MAKE_PS)
AC_SUBST(MAKE_PDF)
AC_SUBST(MAKE_HTML)
]) # XORG_CHECK_DOCBOOK
# XORG_WITH_XMLTO([MIN-VERSION])
# ----------------
# Minimum version: 1.5.0
#
# Documentation tools are not always available on all platforms and sometimes
# not at the appropriate level. This macro enables a module to test for the
# presence of the tool and obtain it's path in separate variables. Coupled with
# the --with-xmlto option, it allows maximum flexibilty in making decisions
# as whether or not to use the xmlto package.
#
# Interface to module:
# HAVE_XMLTO: used in makefiles to conditionally generate documentation
# XMLTO: returns the path of the xmlto program found
# returns the path set by the user in the environment
# --with-xmlto: 'yes' user instructs the module to use xmlto
# 'no' user instructs the module not to use xmlto
#
# Added in version 1.10.0
# HAVE_XMLTO_TEXT: used in makefiles to conditionally generate text documentation
# xmlto for text output requires either lynx, links, or w3m browsers
#
# If the user sets the value of XMLTO, AC_PATH_PROG skips testing the path.
#
AC_DEFUN([XORG_WITH_XMLTO],[
AC_ARG_VAR([XMLTO], [Path to xmlto command])
AC_ARG_WITH(xmlto,
AS_HELP_STRING([--with-xmlto],
[Use xmlto to regenerate documentation (default: yes, if installed)]),
[use_xmlto=$withval], [use_xmlto=auto])
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_ASCIIDOC([MIN-VERSION])
# ----------------
# Minimum version: 1.5.0
#
# 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.
#
# 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])
AC_ARG_WITH(asciidoc,
AS_HELP_STRING([--with-asciidoc],
[Use asciidoc to regenerate documentation (default: yes, if installed)]),
[use_asciidoc=$withval], [use_asciidoc=auto])
if test "x$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])
# --------------------------------
# Minimum version: 1.5.0
#
# 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.
#
# 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])
AC_ARG_WITH(doxygen,
AS_HELP_STRING([--with-doxygen],
[Use doxygen to regenerate documentation (default: yes, if installed)]),
[use_doxygen=$withval], [use_doxygen=auto])
if test "x$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
# ----------------
# 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 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.
#
# 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])
AC_ARG_WITH(groff,
AS_HELP_STRING([--with-groff],
[Use groff to regenerate documentation (default: yes, if installed)]),
[use_groff=$withval], [use_groff=auto])
if test "x$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
# ----------------
# 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 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.
#
# 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])
AC_ARG_WITH(fop,
AS_HELP_STRING([--with-fop],
[Use fop to regenerate documentation (default: yes, if installed)]),
[use_fop=$withval], [use_fop=auto])
if test "x$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$FOP" != "x"; then
AC_MSG_WARN([ignoring FOP environment variable since --with-fop=no was specified])
fi
have_fop=no
else
AC_MSG_ERROR([--with-fop expects 'yes' or 'no'])
fi
AM_CONDITIONAL([HAVE_FOP], [test "$have_fop" = yes])
]) # XORG_WITH_FOP
# XORG_WITH_PS2PDF
# ----------------
# 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 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.
#
# 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])
AC_ARG_WITH(ps2pdf,
AS_HELP_STRING([--with-ps2pdf],
[Use ps2pdf to regenerate documentation (default: yes, if installed)]),
[use_ps2pdf=$withval], [use_ps2pdf=auto])
if test "x$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],[
default=$1
if test "x$default" = x ; then
default="yes"
fi
AC_ARG_ENABLE(docs,
AS_HELP_STRING([--enable-docs],
[Enable building the documentation (default: yes)]),
[build_docs=$enableval], [build_docs=$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],[
devel_default=$1
if test "x$devel_default" = x ; then
devel_default="yes"
fi
AC_ARG_ENABLE(devel-docs,
AS_HELP_STRING([--enable-devel-docs],
[Enable building the developer documentation (default: yes)]),
[build_devel_docs=$enableval], [build_devel_docs=$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],[
spec_default=$1
if test "x$spec_default" = x ; then
spec_default="yes"
fi
AC_ARG_ENABLE(specs,
AS_HELP_STRING([--enable-specs],
[Enable building the specs (default: yes)]),
[build_specs=$enableval], [build_specs=$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_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([
char *malloc();
char *realloc();
char *calloc();
main() {
char *m0, *r0, *c0, *p;
m0 = malloc(0);
p = malloc(10);
r0 = realloc(p,0);
c0 = calloc(0);
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_CWARNFLAGS
# ---------------
# Minimum version: 1.2.0
#
# Defines CWARNFLAGS to enable C compiler warnings.
#
AC_DEFUN([XORG_CWARNFLAGS], [
AC_REQUIRE([AC_PROG_CC_C99])
if test "x$GCC" = xyes ; then
CWARNFLAGS="-Wall -Wpointer-arith -Wstrict-prototypes -Wmissing-prototypes \
-Wmissing-declarations -Wnested-externs -fno-strict-aliasing \
-Wbad-function-cast -Wformat=2"
case `$CC -dumpversion` in
3.4.* | 4.*)
CWARNFLAGS="$CWARNFLAGS -Wold-style-definition -Wdeclaration-after-statement"
;;
esac
else
AC_CHECK_DECL([__SUNPRO_C], [SUNCC="yes"], [SUNCC="no"])
if test "x$SUNCC" = "xyes"; then
CWARNFLAGS="-v"
fi
fi
AC_SUBST(CWARNFLAGS)
]) # XORG_CWARNFLAGS
# XORG_STRICT_OPTION
# -----------------------
# Minimum version: 1.3.0
#
# Add configure option to enable strict compilation
AC_DEFUN([XORG_STRICT_OPTION], [
# If the module's configure.ac calls AC_PROG_CC later on, CC gets set to C89
AC_REQUIRE([AC_PROG_CC_C99])
AC_REQUIRE([XORG_CWARNFLAGS])
AC_ARG_ENABLE(strict-compilation,
AS_HELP_STRING([--enable-strict-compilation],
[Enable all warnings from compiler and make them errors (default: disabled)]),
[STRICT_COMPILE=$enableval], [STRICT_COMPILE=no])
if test "x$STRICT_COMPILE" = "xyes"; then
AC_CHECK_DECL([__SUNPRO_C], [SUNCC="yes"], [SUNCC="no"])
AC_CHECK_DECL([__INTEL_COMPILER], [INTELCC="yes"], [INTELCC="no"])
if test "x$GCC" = xyes ; then
STRICT_CFLAGS="-pedantic -Werror"
elif test "x$SUNCC" = "xyes"; then
STRICT_CFLAGS="-errwarn"
elif test "x$INTELCC" = "xyes"; then
STRICT_CFLAGS="-Werror"
fi
fi
CWARNFLAGS="$CWARNFLAGS $STRICT_CFLAGS"
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_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