Fully end to end encrypted anonymous chat program. Server only stores public key lookup for users and the encrypted messages. No credentials are transfered to the server, but kept in local browser storage. This allows 100% safe chatting. https://safechat.ch
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10 years ago
## @id $Id$
## 1 2 3 4 5 6 7 8
## 45678901234567890123456789012345678901234567890123456789012345678901234567890
# m4_esyscmd_s does not exist on centos 5 and 6
m4_define([mrw_esyscmd_s], [m4_normalize(m4_esyscmd([$1]))])
10 years ago
# define least version number from subversion's revision number:
8 years ago
# it is taken modulo 256 due to a bug on Apple's MaxOSX
m4_define(x_least, m4_ifdef([x_least_fix], [x_least_fix],
m4_ifdef([x_least_diff],
mrw_esyscmd_s([
VCS_REVISION="ERROR-UNDEFINED-REVISION-to-be-built-in-subdirectory-of-checkout"
for path in . .. ../.. ../../..; do
if test -d .svn; then
svn upgrade 1>&2 > /dev/null || true
VCS_REVISION=$(LANG= svn info $path | sed -n 's/Last Changed Rev: //p')
if test -n "${VCS_REVISION}"; then break; fi
elif test -d .git; then
VCS_REVISION=$(git rev-list --all --count)
if test -n "${VCS_REVISION}"; then break; fi
fi
done
echo $ECHO_N $(($VCS_REVISION))
]), mrw_esyscmd_s([
VCS_REVISION="ERROR-UNDEFINED-REVISION-to-be-built-in-subdirectory-of-checkout"
for path in . .. ../.. ../../..; do
if test -d .svn; then
svn upgrade 1>&2 > /dev/null || true
VCS_REVISION=$(LANG= svn info $path | sed -n 's/Last Changed Rev: //p')
if test -n "${VCS_REVISION}"; then break; fi
elif test -d .git; then
VCS_REVISION=$(git rev-list --all --count)
if test -n "${VCS_REVISION}"; then break; fi
fi
done
# Mac does not support LEAST > 255
8 years ago
echo $ECHO_N $(($VCS_REVISION%256))]))))
10 years ago
# define version number from subversion's revision number:
# it is taken modulo 256 due to a bug on Apple's MacOSX
# add to x_minor if revision number is > 256
m4_define(x_minor_diff, m4_ifdef([x_least_fix], 0, mrw_esyscmd_s([
VCS_REVISION="ERROR-UNDEFINED-REVISION-to-be-built-in-subdirectory-of-checkout"
for path in . .. ../.. ../../..; do
if test -d .svn; then
svn upgrade 1>&2 > /dev/null || true
VCS_REVISION=$(LANG= svn info $path | sed -n 's/Last Changed Rev: //p')
if test -n "${VCS_REVISION}"; then break; fi
elif test -d .git; then
VCS_REVISION=$(git rev-list --all --count)
if test -n "${VCS_REVISION}"; then break; fi
fi;
10 years ago
done
# Mac does not support LEAST > 255
8 years ago
echo $ECHO_N $(($VCS_REVISION/256))])))
10 years ago
# setup version number
m4_define(x_version, [x_major.m4_ifdef([x_least_diff], x_minor, m4_eval(x_minor+x_minor_diff)).m4_eval(m4_ifdef([x_least_diff], [x_least-x_least_diff], [x_least]))])
10 years ago
## bugreport mail address is taken from <user@host> in first line of AUTHORS
m4_define(x_bugreport, mrw_esyscmd_s([
10 years ago
head -1 AUTHORS | \
sed -n 's,.*<\([-_.a-z0-9A-Z]*@[-_.a-z0-9A-Z]*\)>.*,\1,gp'
]))
10 years ago
m4_include(ax_check_qt.m4)
AC_ALIAS([AC_DEFINE_DIR], [AX_DEFINE_DIR])
AC_DEFUN([AX_DEFINE_DIR], [
prefix_NONE=
exec_prefix_NONE=
test "x$prefix" = xNONE && prefix_NONE=yes && prefix=$ac_default_prefix
test "x$exec_prefix" = xNONE && exec_prefix_NONE=yes && exec_prefix=$prefix
dnl In Autoconf 2.60, ${datadir} refers to ${datarootdir}, which in turn
dnl refers to ${prefix}. Thus we have to use `eval' twice.
eval ax_define_dir="\"[$]$2\""
eval ax_define_dir="\"$ax_define_dir\""
AC_SUBST($1, "$ax_define_dir")
AC_DEFINE_UNQUOTED($1, "$ax_define_dir", [$3])
test "$prefix_NONE" && prefix=NONE
test "$exec_prefix_NONE" && exec_prefix=NONE
])
# add target dependencies to an existing makefile.in
# - parameters:
# $1 = existing target
# $2 = new dependency for that target
# $3 = filename of makefile.in
AC_DEFUN([AX_ADD_MAKEFILE_TARGET_DEP], [
sh_add_makefile_target_dep() {
sed -i -e ':a;/^'${1}':.*\\$/{N;s/\\\n//;ta};s/^'${1}':.*$/& '${2}'/' "${srcdir}/${3}"
if ! egrep -q "${1}:.* ${2}" "${srcdir}/${3}"; then
echo "${1}: ${2}" >> "${srcdir}/${3}"
fi
}
sh_add_makefile_target_dep "$1" "$2" "$3"
if test "$1" != ".PHONY"; then
sh_add_makefile_target_dep ".PHONY" "$2" "$3"
fi
])
# Same as AC_SUBST, but adds -Dname="value" option to CPPFLAGS and a
# notz only a @name@ replacement, but also a @name_ENCODED@ one to be
# used in code.
10 years ago
# - parameters:
# $1 = variable name
AC_DEFUN([AX_SUBST], [
[$1]_ENCODED=$(echo "${$1}" | awk 1 ORS='\\n' | sed 's,\\n$,,')
[$1]_ENCODED=${[$1]_ENCODED//\"/\\\"}
[$1]_ENCODED=${[$1]_ENCODED//\'/\'\"\'\"\'}
[$1]_ENCODED=${[$1]_ENCODED//#/\\#}
AM_CPPFLAGS+=" '-D$1=\"${[$1]_ENCODED}\"'"
10 years ago
AC_SUBST([$1])
AC_SUBST([$1]_ENCODED)
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AC_SUBST(AM_CPPFLAGS)
])
# must be called on the right position in configure.ac
#
# configure.ac must start with:
#
# m4_define(x_package_name, YOUR_PACKAGE_NAME) # project's name
# m4_define(x_major, MAJOR_NUMBER) # project's major version
# m4_define(x_minor, MINOR_NUMBER) # project's minor version
# m4_include(ax_init_standard_project.m4)
# AC_INIT(x_package_name, x_version, x_bugreport, x_package_name)
# AM_INIT_AUTOMAKE([1.9 tar-pax parallel-tests color-tests])
10 years ago
# AX_INIT_STANDARD_PROJECT
#
# you change nothing but: YOUR_PACKAGE_NAME, MAJOR_NUMBER, MINOR_NUMBER
#
# configures the basic environment
AC_DEFUN([AX_INIT_STANDARD_PROJECT], [
PREFIX=$(test "$prefix" = NONE && prefix=$ac_default_prefix; eval echo "${prefix}")
AX_SUBST(PREFIX)
SYSCONFDIR=$(test "$prefix" = NONE && prefix=$ac_default_prefix; eval echo "${sysconfdir}")
AX_SUBST(SYSCONFDIR)
DATADIR=$(test "$prefix" = NONE && prefix=$ac_default_prefix; eval echo "${datadir}")
AX_SUBST(DATADIR)
PKGDATADIR=$(test "$prefix" = NONE && prefix=$ac_default_prefix; eval echo "${DATADIR}/${PACKAGE_NAME}")
AX_SUBST(PKGDATADIR)
LOCALSTATEDIR=$(test "$prefix" = NONE && prefix=$ac_default_prefix; eval echo "${localstatedir}")
AX_SUBST(LOCALSTATEDIR)
AC_MSG_CHECKING([target platfrom])
UNIX=1
MINGW=
MACOSX=
for h in ${target} ${target_os} ${host} ${host_os} \
${build} ${build_os} $(uname -s 2> /dev/null); do
p="$h is generic Unix"
case "$h" in
(*mingw*)
UNIX=; MINGW=1; p="MinGW"; break;;
(*Darwin*|*darwin*|*rhapsody*|*macosx*)
UNIX=; MACOSX=1; p="MacOSX"; break;;
esac
done
AC_MSG_RESULT($p)
AM_CONDITIONAL(UNIX, test "$UNIX" = "1")
AM_CONDITIONAL(MINGW, test "$MINGW" = "1")
AM_CONDITIONAL(MACOSX, test "$MACOSX" = "1")
AX_SUBST(UNIX)
AX_SUBST(MINGW)
AX_SUBST(MACOSX)
AM_CPPFLAGS+=" '-DMAKE_STRING(X)=\#X' '-DNAMESPACE=${PACKAGE_TARNAME//[^a-zA-Z0-9]/_}'"
10 years ago
AX_SUBST(NUMBERS)
AX_SUBST(HOME)
if test -f README.md; then
8 years ago
README=$(tail -n +3 README.md)
DESCRIPTION=$(head -1 README.md)
else
README=$(tail -n +3 README)
DESCRIPTION=$(head -1 README)
fi
8 years ago
README_ESCAPED=$(echo "$README" | sed ':a;N;$!ba;s/\n/\\n/g;s,",\\",g')
if which pandoc 2>&1 > /dev/null; then
README_HTML=$(echo "$README" | pandoc -f markdown_github -t html | sed ':a;N;$!ba;s,\\\(.\),\\\\<span>\1</span>,g;s/\n/\\n/g;s,",\\",g;s, ,\&nbsp;\&nbsp;,g')
else
README_HTML="${README}"
fi
10 years ago
AX_SUBST(README)
_AM_SUBST_NOTMAKE([README])
8 years ago
AX_SUBST(README_ESCAPED)
_AM_SUBST_NOTMAKE([README_ESCAPED])
AX_SUBST(README_HTML)
_AM_SUBST_NOTMAKE([README_HTML])
10 years ago
AX_SUBST(DESCRIPTION)
_AM_SUBST_NOTMAKE([DESCRIPTION])
LICENSE=$(echo $(head -1 COPYING))
AX_SUBST(LICENSE)
COPYING=$(<COPYING)
AX_SUBST(COPYING)
_AM_SUBST_NOTMAKE([COPYING])
CHANGELOG=$(<ChangeLog)
AC_SUBST(CHANGELOG)
_AM_SUBST_NOTMAKE([CHANGELOG])
8 years ago
DEB_CHANGELOG=$(sed '/^[[^\t]]/{h;N;d};s,\t, ,g;/^ \* /{s,,,;H;g;s,^, * ,;s,\n\([[^ ]]*\) *, \1\n ,}' ChangeLog)
if test -z "$DEB_CHANGELOG"; then
8 years ago
DEB_CHANGELOG=" * see file ChangeLog and project management web site"
fi
AC_SUBST(DEB_CHANGELOG)
_AM_SUBST_NOTMAKE([DEB_CHANGELOG])
10 years ago
AUTHOR=$(head -1 AUTHORS)
AUTHOR_NAME=$(echo $AUTHOR | sed 's, *[[<(]].*$,,')
AUTHOR_URL=$(echo $AUTHOR | sed 's,.*(\(http[[^)]]*\)).*,\1,')
AUTHOR_MAIL=$(echo $AUTHOR | sed 's,.*<\(.*@.*\)>.*,\1,')
8 years ago
PACKAGER=$(gpg -K --display-charset utf-8 --lock-never 2>/dev/null | sed -n 's,uid *\(\[[ultimate\]] *\)\?,,p' | head -1)
if test -z "${PACKAGER}"; then
PACKAGER="$AUTHOR"
fi
10 years ago
AX_SUBST(AUTHOR)
_AM_SUBST_NOTMAKE([AUTHOR])
AX_SUBST(AUTHOR_NAME)
AX_SUBST(AUTHOR_URL)
AX_SUBST(AUTHOR_MAIL)
AX_SUBST(PACKAGER)
PROJECT_URL="${PROJECT_URL:-${AUTHOR_URL}/projects/${PACKAGE_NAME}}"
SOURCE_DOWNLOAD="${SOURCE_DOWNLOAD:-${AUTHOR_URL}/downloads/${PACKAGE_NAME}}"
AX_SUBST(PROJECT_URL)
AX_SUBST(SOURCE_DOWNLOAD)
8 years ago
VENDOR=$((lsb_release -is 2>/dev/null || echo unknown) | tr ' ' '_')
AX_SUBST(VENDOR)
DISTRO=$(lsb_release -sc 2>/dev/null || uname -s 2>/dev/null)
10 years ago
AX_SUBST(DISTRO)
ARCH=$((@<:@@<:@ $(uname -sm) =~ 64 @:>@@:>@ && echo amd64) || (@<:@@<:@ $(uname -sm) =~ 'i?86' @:>@@:>@ && echo i386 || uname -sm))
AX_SUBST(ARCH)
DISTRIBUTOR=$(lsb_release -si 2>/dev/null || uname -s 2>/dev/null)
case "${DISTRIBUTOR// /-}" in
(Ubuntu) UBUNTU=1; AX_SUBST(UBUNTU);;
(Debian) DEBIAN=1; AX_SUBST(DEBIAN);;
(SUSE-LINUX) SUSE=1; AX_SUBST(SUSE);;
(Fedora) FEDORA=1; AX_SUBST(FEDORA);;
(Centos) CENTOS=1; AX_SUBST(CENTOS);;
esac
AX_SUBST(DISTRIBUTOR)
10 years ago
BUILD_NUMBER=${BUILD_NUMBER:-1}
AX_SUBST(BUILD_NUMBER)
BUILD_DATE=$(LANG= date +"%a, %d %b %Y %H:%M:%S %z")
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AX_SUBST(BUILD_DATE)
if test -f "${PACKAGE_NAME}.desktop.in"; then
PACKAGE_DESKTOP="${PACKAGE_NAME}.desktop"
10 years ago
fi
AX_SUBST(PACKAGE_DESKTOP)
if test -f "${PACKAGE_NAME}-logo.png"; then
PACKAGE_LOGO="${PACKAGE_NAME}-logo.png"
10 years ago
fi
AX_SUBST(PACKAGE_LOGO)
if test -f "${PACKAGE_NAME}-icon.svg"; then
PACKAGE_ICON="${PACKAGE_NAME}-icon.svg"
elif test -f "${PACKAGE_NAME}-icon.png"; then
PACKAGE_ICON="${PACKAGE_NAME}-icon.png"
elif test -f "${PACKAGE_NAME}.svg"; then
PACKAGE_ICON="${PACKAGE_NAME}.svg"
elif test -f "${PACKAGE_NAME}.png"; then
PACKAGE_ICON="${PACKAGE_NAME}.png"
fi
AX_SUBST(PACKAGE_ICON)
AC_ARG_ENABLE(pedantic,
[AS_HELP_STRING([--enable-pedantic],
[enable all warnings and checks, abort on warnings])],
[have_pedantic="$enableval"; test "$enableval" = "yes" && \
AM_CXXFLAGS="${AM_CXXFLAGS:-} -pedantic-errors -Wall -W -Wfloat-equal -Wundef -Wendif-labels -Wpointer-arith -Wcast-align -Wwrite-strings -Wconversion -Wsign-compare -Wmissing-format-attribute -Wno-multichar -Wpacked -Wredundant-decls -Werror -Wshadow -Wcast-qual -Wno-ctor-dtor-privacy"])
dnl problem in libs: -Wshadow -Wcast-qual
dnl auto.hpp: -Wno-ctor-dtor-privacy (removed)
AM_CONDITIONAL(PEDANTIC, test "$enableval" = "yes")
if test "$have_pedantic" == "yes"; then
AC_MSG_NOTICE([Pedantic compile mode enabled!
- all warnings for GNU g++ are enabled
- all warnings result in an error
- doxygen warnings are treated as error too]); fi
AC_ARG_ENABLE(debug,
[AS_HELP_STRING([--enable-debug],
[compile for debugger])],
[have_debug="$enableval"], [have_debug="no"])
AM_CONDITIONAL(DEBUG, test "$enableval" = "yes")
if test "$have_debug" == "yes"; then
AC_MSG_NOTICE([Debug compile mode enabled]);
AM_CPPFLAGS="${AM_CPPFLAGS} -DDEBUG"
AM_CXXFLAGS="${AM_CXXFLAGS:-} -ggdb3 -O0"
AM_LDFLAGS="${AM_LDFLAGS} -ggdb3 -O0"
else
AM_CPPFLAGS="${AM_CPPFLAGS} -DQT_NO_DEBUG_OUTPUT -DQT_NO_DEBUG"
fi
AC_ARG_WITH(gcov,
[AS_HELP_STRING([--with-gcov=FILE],
[enable gcov, set gcov file (defaults to gcov)])],
[GCOV="$enableval"], [GCOV="no"])
AM_CONDITIONAL(COVERAGE, test "$GCOV" != "no")
if test "$GCOV" != "no"; then
if test "$GCOV" == "yes"; then
GCOV=gcov
fi
AC_CHECK_PROG(has_gcov, [$GCOV], [yes], [no])
if test "$has_gcov" != "yes"; then
AC_MSG_ERROR([gcov: program $GCOV not found])
fi
AC_MSG_NOTICE([Coverage tests enabled, using ${GCOV}]);
AM_CXXFLAGS="${AM_CXXFLAGS:-} -O0 --coverage -fprofile-arcs -ftest-coverage"
AM_LDFLAGS="${AM_LDFLAGS} -O0 --coverage -fprofile-arcs"
AX_SUBST(GCOV)
fi
if test -f ${PACKAGE_NAME}.desktop.in; then
AC_CONFIG_FILES([${PACKAGE_NAME}.desktop])
fi
10 years ago
AC_CONFIG_FILES([makefile])
AX_ADD_MAKEFILE_TARGET_DEP([clean-am], [clean-standard-project-targets], [makefile.in])
AX_ADD_MAKEFILE_TARGET_DEP([distclean-am], [distclean-standard-project-targets], [makefile.in])
AX_ADD_MAKEFILE_TARGET_DEP([maintainer-clean-am], [maintainer-clean-standard-project-targets], [makefile.in])
test -f makefile.in && cat >> makefile.in <<EOF
#### Begin: Appended by $0
EXTRA_DIST += bootstrap.sh ax_init_standard_project.m4 ax_cxx_compile_stdcxx_11.m4 \
ax_check_qt.m4 resolve-debbuilddeps.sh resolve-rpmbuilddeps.sh \
build-resource-file.sh mac-create-app-bundle.sh
10 years ago
clean-standard-project-targets:
-rm -rf \${PACKAGE_NAME}-\${PACKAGE_VERSION}
-rm \${PACKAGE_TARNAME}-\${PACKAGE_VERSION}.tar.gz
distclean-standard-project-targets:
-rm -r autom4te.cache
-rm aclocal.m4 config.guess config.sub configure depcomp compile install-sh ltmain.sh makefile missing mkinstalldirs test-driver
10 years ago
maintainer-clean-standard-project-targets:
-rm makefile.in
#### End: $0
EOF
])
# use this in configure.ac to support C++
AC_DEFUN([AX_USE_CXX], [
m4_include(ax_cxx_compile_stdcxx_11.m4)
AC_LANG(C++)
AX_CXX_COMPILE_STDCXX_14(noext, optional)
10 years ago
AC_PROG_CXX
AC_PROG_CPP
AC_CONFIG_FILES([src/makefile])
AM_CPPFLAGS+=' -I ${top_srcdir}/src -I ${top_builddir}/src -I ${srcdir} -I ${builddir}'
AM_LDFLAGS+=' -L ${top_srcdir}/src -L ${top_builddir}/src'
# Get rid of those stupid -g -O2 options!
CXXFLAGS="${CXXFLAGS//-g -O2/}"
CFLAGS="${CFLAGS//-g -O2/}"
10 years ago
# pass compile flags to make distcheck
AM_DISTCHECK_CONFIGURE_FLAGS="CXXFLAGS='${CXXFLAGS}' CPPFLAGS='${CPPFLAGS}' CFLAGS='${CFLAGS}' LDFLAGS='${LDFLAGS}'"
AC_SUBST(AM_DISTCHECK_CONFIGURE_FLAGS)
AC_SUBST(AM_CXXFLAGS)
AC_SUBST(AM_CPPFLAGS)
AC_SUBST(AM_LDFLAGS)
AX_ADD_MAKEFILE_TARGET_DEP([maintainer-clean-am], [maintainer-clean-cxx-targets], [src/makefile.in])
test -f src/makefile.in && cat >> src/makefile.in <<EOF
#### Begin: Appended by $0
%.app: %
-rm -r [\$][@]
\$(MAKE) DESTDIR=[\$][\$](pwd)/[\$][@]/tmp install
QTDIR="\${QTDIR}" \
QT_PLUGINS="\${QT_PLUGINS}" \
QT_PLUGIN_PATH="\${QT_PLUGIN_PATH}" \
\${top_builddir}/mac-create-app-bundle.sh \
[\$][@] [\$][<] [\$][\$](pwd)/[\$][@]/tmp\${prefix}
10 years ago
maintainer-clean-cxx-targets:
-rm makefile.in
#### End: $0
EOF
])
# use this in configure.ac to support old school C
AC_DEFUN([AX_USE_C], [
AC_LANG(C)
AC_PROG_CC
AC_PROG_CPP
AC_CONFIG_FILES([src/makefile])
AM_CPPFLAGS+=' -I ${top_srcdir}/src -I ${top_builddir}/src -I ${srcdir} -I ${builddir}'
AM_LDFLAGS+=' -L ${top_srcdir}/src -L ${top_builddir}/src'
# Get rid of those stupid -g -O2 options!
CXXFLAGS="${CXXFLAGS//-g -O2/}"
CFLAGS="${CFLAGS//-g -O2/}"
# pass compile flags to make distcheck
AM_DISTCHECK_CONFIGURE_FLAGS="CFLAGS='${CFLAGS}' CPPFLAGS='${CPPFLAGS}' CFLAGS='${CFLAGS}' LDFLAGS='${LDFLAGS}'"
AC_SUBST(AM_DISTCHECK_CONFIGURE_FLAGS)
AC_SUBST(AM_CFLAGS)
AC_SUBST(AM_CPPFLAGS)
AC_SUBST(AM_LDFLAGS)
AX_ADD_MAKEFILE_TARGET_DEP([maintainer-clean-am], [maintainer-clean-c-targets], [src/makefile.in])
test -f src/makefile.in && cat >> src/makefile.in <<EOF
#### Begin: Appended by $0
%.app: %
-rm -r [\$][@]
\$(MAKE) DESTDIR=[\$][\$](pwd)/[\$][@]/tmp install
\${top_builddir}/mac-create-app-bundle.sh \
[\$][@] [\$][<] [\$][\$](pwd)/[\$][@]/tmp\${prefix}
maintainer-clean-c-targets:
-rm makefile.in
#### End: $0
EOF
])
# use this in configure.ac to support tests without CppUnit
AC_DEFUN([AX_BUILD_TEST], [
10 years ago
AC_CONFIG_FILES([test/makefile])
AX_ADD_MAKEFILE_TARGET_DEP([maintainer-clean-am], [maintainer-clean-test-targets], [test/makefile.in])
test -f test/makefile.in && cat >> test/makefile.in <<EOF
#### Begin: Appended by $0
maintainer-clean-test-targets:
-rm makefile.in
#### End: $0
EOF
])
# use this in configure.ac to support CppUnit for C++ unit tests
AC_DEFUN([AX_USE_CPPUNIT], [
8 years ago
PKG_CHECK_MODULES(CPPUNIT, cppunit, [have_cppunit="yes"], [have_cppunit="no"])
# infos and warnings
if test "$have_cppunit" = "no"; then
AC_MSG_WARN([Missing cppunit development library!
- you cannot check the project using "make check"
- everything else works perfectly]); fi
AX_BUILD_TEST
])
10 years ago
# use this in configure.ac to support C++ examples
AC_DEFUN([AX_BUILD_EXAMPLES], [
AC_CONFIG_FILES([examples/makefile])
AX_ADD_MAKEFILE_TARGET_DEP([maintainer-clean-am], [maintainer-clean-example-targets], [examples/makefile.in])
test -f examples/makefile.in && cat >> examples/makefile.in <<EOF
#### Begin: Appended by $0
maintainer-clean-example-targets:
-rm makefile.in
#### End: $0
EOF
])
# use this in configure.ac to support NodeJS
8 years ago
AC_DEFUN([AX_USE_NODEJS], [
AC_PATH_PROG(ANDROID, [android], [0],
[${PATH}${PATH_SEPARATOR}${ANDROID_HOME}/tools])
AC_CONFIG_FILES([nodejs/package.json])
AC_CONFIG_FILES([nodejs/makefile])
AX_ADD_MAKEFILE_TARGET_DEP([maintainer-clean-am], [maintainer-clean-nodejs-targets], [nodejs/makefile.in])
test -f nodejs/makefile.in && cat >> nodejs/makefile.in <<EOF
#### Begin: Appended by $0
maintainer-clean-nodejs-targets:
-rm makefile.in
#### End: $0
EOF
])
# use this in configure.ac to support Cordova
AC_DEFUN([AX_USE_CORDOVA], [
8 years ago
AC_PATH_PROG(ANDROID, [android], [0],
[${PATH}${PATH_SEPARATOR}${ANDROID_HOME}/tools])
AC_PATH_PROG(CORDOVA, [cordova], [0],
[${PATH}${PATH_SEPARATOR}$(pwd)/node_modules/cordova/bin])
if test ${CORDOVA} = 0; then
AC_MSG_WARN([cordova is missing, on ubuntu install cordova-cli from repository ppa:cordova-ubuntu/ppa])
fi
if test ${ANDROID} = 0; then
AC_MSG_WARN([android sdk is missing, set variable ANDROID_HOME after installation])
fi
AM_CONDITIONAL(HAVE_CORDOVA, [test ${CORDOVA} != 0 -a ${ANDROID} != 0])
AX_SUBST(CORDOVA)
AC_CONFIG_FILES([cordova/makefile])
AC_CONFIG_FILES([cordova/config.xml])
EOF
AX_ADD_MAKEFILE_TARGET_DEP([maintainer-clean-am], [maintainer-clean-cordova-targets], [cordova/makefile.in])
test -f cordova/makefile.in && cat >> cordova/makefile.in <<EOF
8 years ago
#### Begin: Appended by $0
maintainer-clean-cordova-targets:
8 years ago
-rm makefile.in
#### End: $0
EOF
])
10 years ago
# use this in configure.ac to support HTML data for webservers
AC_DEFUN([AX_BUILD_HTML], [
AC_CONFIG_FILES([html/makefile])
AX_ADD_MAKEFILE_TARGET_DEP([maintainer-clean-am], [maintainer-clean-html-targets], [html/makefile.in])
test -f html/makefile.in && cat >> html/makefile.in <<EOF
10 years ago
#### Begin: Appended by $0
maintainer-clean-html-targets:
10 years ago
-rm makefile.in
#### End: $0
EOF
])
# use this in configure.ac to support C++ libraries
AC_DEFUN([AX_USE_LIBTOOL], [
# libtool versioning
LIB_MAJOR=m4_eval(x_major+x_minor+x_minor_diff)
10 years ago
LIB_MINOR=x_least
LIB_LEAST=m4_eval(x_minor+x_minor_diff)
10 years ago
LIB_VERSION="${LIB_MAJOR}:${LIB_MINOR}:${LIB_LEAST}"
AM_LDFLAGS="-version-info ${LIB_VERSION}"
AC_SUBST(AM_LDFLAGS)
AC_SUBST(LIB_VERSION)
AC_PROG_LIBTOOL
AC_CONFIG_FILES([src/${PACKAGE_NAME}.pc])
AX_ADD_MAKEFILE_TARGET_DEP([install-data-am], [install-data-libtool-pkg], [src/makefile.in])
AX_ADD_MAKEFILE_TARGET_DEP([uninstall-am], [uninstall-data-am], [src/makefile.in])
AX_ADD_MAKEFILE_TARGET_DEP([uninstall-data-am], [uninstall-data-libtool-pkg], [src/makefile.in])
test -f src/makefile.in && cat >> src/makefile.in <<EOF
#### Begin: Appended by $0
install-data-libtool-pkg:
test -d \$(DESTDIR)\${libdir}/pkgconfig || mkdir -p \$(DESTDIR)\${libdir}/pkgconfig
chmod -R u+w \$(DESTDIR)\${libdir}/pkgconfig
cp \${PACKAGE_NAME}.pc \$(DESTDIR)\${libdir}/pkgconfig/
uninstall-data-libtool-pkg:
-chmod -R u+w \$(DESTDIR)\${libdir}/pkgconfig
-rm -f \$(DESTDIR)\${libdir}/pkgconfig/\${PACKAGE_NAME}.pc
#### End: $0
EOF
])
# use this in configure.ac to support debian packages
AC_DEFUN([AX_USE_DEBIAN_PACKAGING], [
if test -f README.md; then
README_DEB=$(tail -n +3 README.md | sed -e 's/^ *$/./g' -e 's/^/ /g')
else
README_DEB=$(tail -n +3 README | sed -e 's/^ *$/./g' -e 's/^/ /g')
fi
10 years ago
AC_SUBST(README_DEB)
_AM_SUBST_NOTMAKE([README_DEB])
AC_CONFIG_FILES([debian/changelog debian/control])
AX_ADD_MAKEFILE_TARGET_DEP([clean-am], [clean-debian-targets], [makefile.in])
AX_ADD_MAKEFILE_TARGET_DEP([distclean-am], [distclean-debian-targets], [makefile.in])
test -f makefile.in && cat >> makefile.in <<EOF
#### Begin: Appended by $0
EXTRA_DIST += debian
clean-debian-targets:
-rm -rf \${PACKAGE_NAME}_\${PACKAGE_VERSION}~\${DISTRO}.\${BUILD_NUMBER}.{dsc,tar.gz} \${PACKAGE_NAME}_\${PACKAGE_VERSION}~\${DISTRO}.\${BUILD_NUMBER}*.changes \$\$(sed -n 's,Package: \(.*\),\1_${PACKAGE_VERSION}~${DISTRO}.${BUILD_NUMBER}*.deb,p;' debian/control)
deb: distdir
cd \${PACKAGE_NAME}-\${PACKAGE_VERSION} && ( export CFLAGS="\${CFLAGS}"; export CPPFLAGS="\${CPPFLAGS}"; export CXXFLAGS="\${CXXFLAGS}"; export LDFLAGS="\${LDFLAGS}"; export DEB_CFLAGS_APPEND="\${CFLAGS}"; export DEB_CPPFLAGS_APPEND="\${CPPFLAGS}"; export DEB_CXXFLAGS_APPEND="\${CXXFLAGS}"; export DEB_LDFLAGS_APPEND="\${LDFLAGS}"; dpkg-buildpackage )
10 years ago
distclean-debian-targets:
-rm debian/changelog debian/control
#### End: $0
EOF
])
# use this in configure.ac to support RPM packages
AC_DEFUN([AX_USE_RPM_PACKAGING], [
AC_CONFIG_FILES([${PACKAGE_NAME}.spec])
#AX_ADD_MAKEFILE_TARGET_DEP([clean-am], [clean-rpm-targets], [makefile.in])
AX_ADD_MAKEFILE_TARGET_DEP([clean-am], [clean-rpm-targets], [makefile.in])
AX_ADD_MAKEFILE_TARGET_DEP([distclean-am], [distclean-rpm-targets], [makefile.in])
10 years ago
test -f makefile.in && cat >> makefile.in <<EOF
#### Begin: Appended by $0
EXTRA_DIST += \${PACKAGE_NAME}.spec.in
10 years ago
rpm: dist
rpmbuild -ba --define "_topdir \$\$(pwd)" --define "_sourcedir \$\$(pwd)" \${PACKAGE_NAME}.spec
8 years ago
rpmsign --define "_gpg_name \${PACKAGER}" --addsign RPMS/*/*.rpm SRPMS/*.rpm
clean-rpm-targets:
-rm -rf BUILD BUILDROOT RPMS SPECS SRPMS
distclean-rpm-targets:
-rm \${PACKAGE_NAME}.spec
10 years ago
#### End: $0
EOF
])
# use this in configure.ac to support scripts, e.g. bash scripts
AC_DEFUN([AX_USE_SCRIPTS], [
AC_CONFIG_FILES([scripts/makefile])
])
# use this in configure.ac to support Doxygen documentation generation
AC_DEFUN([AX_USE_DOXYGEN], [
AC_CHECK_PROG(have_doxygen, doxygen, yes, no)
AC_CHECK_PROG(have_dot, dot, yes, no)
AC_CHECK_PROG(have_mscgen, mscgen, yes, no)
AM_CONDITIONAL(NEED_PLANTUML, test "$have_doxygen" = "yes" -a "1.8.11" != $((echo "1.8.11"; doxygen -v) | sort -V | head -1))
10 years ago
PDF_DOC=${PACKAGE_NAME}-${PACKAGE_VERSION}.pdf
AC_SUBST(PDF_DOC)
if test "$have_doxygen" = "no"; then
AC_MSG_WARN([Missing program doxygen!
- you cannot rebuild the documentation
- there are precompiled derived files in the distribution]); fi
if test "$have_dot" = "no"; then
AC_MSG_WARN([Missing program dot!
- when you rebild documentation, there are no generated images
- there are precompiled derived files in the distribution]); fi
if test "$have_mscgen" = "no"; then
AC_MSG_WARN([Missing program mscgen!
- when you rebild documentation, there are no message state charts
- there are precompiled derived files in the distribution]); fi
AC_CONFIG_FILES([doc/makefile doc/doxyfile doc/header.html doc/footer.html])
10 years ago
AX_ADD_MAKEFILE_TARGET_DEP([clean-am], [clean-documentation], [doc/makefile.in])
AX_ADD_MAKEFILE_TARGET_DEP([distclean-am], [distclean-documentation], [doc/makefile.in])
AX_ADD_MAKEFILE_TARGET_DEP([maintainer-clean-am], [maintainer-clean-documentation], [doc/makefile.in])
AX_ADD_MAKEFILE_TARGET_DEP([install-data-am], [install-data-documentation], [doc/makefile.in])
AX_ADD_MAKEFILE_TARGET_DEP([uninstall-am], [uninstall-documentation], [doc/makefile.in])
AX_ADD_MAKEFILE_TARGET_DEP([all], [doc], [doc/makefile.in])
8 years ago
AX_ADD_MAKEFILE_TARGET_DEP([.PHONY], [pdf gen-uml-images], [doc/makefile.in])
10 years ago
test -f doc/makefile.in && cat >> doc/makefile.in <<EOF
#### Begin: Appended by $0
doc: doxyfile @NEED_PLANTUML_TRUE@ gen-uml-images
@NEED_PLANTUML_TRUE@ doxyadd() { grep -q "\$\$[1] += \$\$[2]" doxyfile || sed -i '/^'"\$\$[1]"' *=/a'"\$\$[1]"' += '"\$\$[2]" doxyfile; }; \\
@NEED_PLANTUML_TRUE@ doxyadd ALIASES '"startuml{1}=@image html \\\\1\\\\n@image latex \\\\1\\\\n\\\\if DontIgnorePlantUMLCode"'; \\
@NEED_PLANTUML_TRUE@ doxyadd ALIASES '"enduml=\\\\endif"'; \\
@NEED_PLANTUML_TRUE@ doxyadd IMAGE_PATH '"gen-uml-images"';
10 years ago
doxygen doxyfile
@PEDANTIC_TRUE@ test \! -s doxygen.errors
@NEED_PLANTUML_TRUE@EXTRA_DIST = ${EXTRA_DIST} plantuml.jar
@NEED_PLANTUML_TRUE@
@NEED_PLANTUML_TRUE@gen-uml-images:
@NEED_PLANTUML_TRUE@ test -d gen-uml-images || mkdir gen-uml-images
@NEED_PLANTUML_TRUE@ eval \$\$(sed -n 's, *INPUT *\\(+\\?\\)= *\\(.*\\),INPUT\\1=" \\2",gp' doxyfile); \\
@NEED_PLANTUML_TRUE@ eval \$\$(sed -n 's, *FILE_PATTERNS *\\(+\\?\\)= *\\(.*\\),FILE_PATTERNS\\1=" \\2",gp' doxyfile); \\
@NEED_PLANTUML_TRUE@ SOURCES="**.("\$\$(echo \$\${FILE_PATTERNS} | sed 's,*.,,g;s, ,|,g')")"; \\
@NEED_PLANTUML_TRUE@ for src in \$\$INPUT; do \\
@NEED_PLANTUML_TRUE@ java -Djava.awt.headless=true -jar \${top_srcdir}/doc/plantuml.jar -v -o \$\$(pwd)/gen-uml-images "\$\$src/\$\$SOURCES"; \\
@NEED_PLANTUML_TRUE@ done
10 years ago
clean-documentation:
-rm doxygen.errors @PDF_DOC@
@NEED_PLANTUML_TRUE@ -rm -rf gen-uml-images
10 years ago
distclean-documentation:
-rm -r html
10 years ago
-rm @PACKAGE_NAME@.doxytag
maintainer-clean-documentation:
-rm makefile.in
install-data-documentation:
test -d \$(DESTDIR)\${docdir} || mkdir -p \$(DESTDIR)\${docdir}
chmod -R u+w \$(DESTDIR)\${docdir}
cp -r html \$(DESTDIR)\${docdir}/
uninstall-documentation:
-chmod -R u+w \$(DESTDIR)\${docdir}
-rm -rf \$(DESTDIR)\${docdir}/html
10 years ago
#### End: $0
EOF
])
8 years ago
# use this in configure.ac to support Doxygen documentation generation
AC_DEFUN([AX_USE_PERLDOC], [
PERL_SOURCES="m4_default([$1], [perl])"
AX_SUBST(PERL_SOURCES)
if test -z "$PERL_SOURCES"; then
8 years ago
AC_MSG_ERROR([You must specify the path to perl files
8 years ago
- use [AX]_[USE]_PERLDOC([[pathes to perldoc]])]); fi
AC_CHECK_PROG(have_perldoc, pods2html, yes, no)
if test "$have_doxygen" = "no"; then
AC_MSG_WARN([Missing program pods2html!
- you cannot rebuild the documentation
- there are precompiled derived files in the distribution
- if you need to generate documentation, install libpod-tree-perl]); fi
AC_CONFIG_FILES([doc/makefile])
AX_ADD_MAKEFILE_TARGET_DEP([distclean-am], [distclean-perldoc], [doc/makefile.in])
AX_ADD_MAKEFILE_TARGET_DEP([maintainer-clean-am], [maintainer-clean-perldoc], [doc/makefile.in])
AX_ADD_MAKEFILE_TARGET_DEP([install-data-am], [install-data-perldoc], [doc/makefile.in])
AX_ADD_MAKEFILE_TARGET_DEP([uninstall-am], [uninstall-perldoc], [doc/makefile.in])
AX_ADD_MAKEFILE_TARGET_DEP([all], [doc], [doc/makefile.in])
AX_ADD_MAKEFILE_TARGET_DEP([.PHONY], [doc], [doc/makefile.in])
test -f doc/makefile.in && cat >> doc/makefile.in <<EOF
#### Begin: Appended by $0
doc: perldoc/index.html
perldoc/index.html: \${PERL_SOURCES:%=perldoc/%}
echo "<html><head><title>Perl Documentation</title></head><body><h1>Perl Documentation</h1><ul>" > perldoc/index.html
for p in \${PERL_SOURCES:%=perldoc/%}; do \
echo '<li><a href="'"\$\${p#perldoc/}"'/index.html">'"\$\${p#perldoc/}"'</a></li>' >> perldoc/index.html; \
done
echo "</ul></body></html>" >> perldoc/index.html
perldoc/%:
pods2html --notoc --empty --index index @top_srcdir@/\${@:perldoc/%=%} \$[@]
distclean-perldoc:
-rm -r perldoc
maintainer-clean-perldoc:
-rm makefile.in
install-data-perldoc:
test -d \$(DESTDIR)\${docdir} || mkdir -p \$(DESTDIR)\${docdir}
chmod -R u+w \$(DESTDIR)\${docdir}
cp -r perldoc \$(DESTDIR)\${docdir}/
uninstall-perldoc:
-chmod -R u+w \$(DESTDIR)\${docdir}
-rm -rf \$(DESTDIR)\${docdir}/perldoc
#### End: $0
EOF
])
10 years ago
# require a specific package, with fallback: test for a header
# - parameter:
# $1 = unique id (no special characters)
# $2 = module name (optional, if different from id)
10 years ago
# $3 = a header file to find (optional)
# $4 = alternative module names (space separated, optional)
# $5 = optional flags:
# manualflags if CXXFLAGS, CPPFLAGS, LIBS should remain unchanged
10 years ago
#
# uses PKG_CHECK_MODULES to test for a module
# then, if given, looks for the header file
# if header file is not found, searches in alternative modules
# sets all flags, so that the module can be used everywhere
# fails if not found
AC_DEFUN([AX_PKG_REQUIRE], [
PKG_PROG_PKG_CONFIG
optional_flags="$5"
10 years ago
$1_found=no
secondpar="m4_default([$2], [$1])"
PKG_CHECK_MODULES([$1], [m4_default([$2], [$1])], [
$1_found=$secondpar
PKG_REQUIREMENTS+=" $secondpar"
10 years ago
], [
if test -n "$4"; then
AC_MSG_WARN([Recommended package $secondpar for feature $1 not installed, trying $4])
10 years ago
for pkg in $4; do
PKG_CHECK_MODULES([$1], [$pkg], [
PKG_REQUIREMENTS+=" $pkg"
$1_found=$pkg
break;
], [
AC_MSG_WARN([Recommended package $pkg for feature $1 not installed])
])
done
fi
])
AC_SUBST(CPPFLAGS)
AC_SUBST(CXXFLAGS)
10 years ago
AC_SUBST(PKG_REQUIREMENTS)
if test -n "$3"; then
if test "${$1_found}" = "no"; then
tmp_package="yes"
else
tmp_package=${$1_found}
fi
10 years ago
$1_found=no
old_CPPFLAGS=${CPPFLAGS}
CPPFLAGS=" ${$1_CFLAGS} ${CPPFLAGS}"
AC_CHECK_HEADER([$3], [
$1_found=${tmp_package}
10 years ago
], [
for x in ${$1_CFLAGS}; do
AC_MSG_NOTICE([search for $3 in ${x[#]-I}])
for f in $(find ${x[#]-I} -name "$3" 2> /dev/null); do
10 years ago
if test -f "$f"; then
$1_found=${tmp_package}
10 years ago
$1_CFLAGS+=" -I${f%/*}"
AC_MSG_NOTICE([added path ${f%/*}])
break;
fi
done
if test "${$1_found}" != "no"; then
break;
fi
done
if test "${$1_found}" = "no"; then
tmp_includedir=$(${PKG_CONFIG} --variable=includedir $tmp_package)
10 years ago
for x in ${tmp_includedir}; do
AC_MSG_NOTICE([search for $3 in $x])
for f in $(find ${x} -name "$3" 2> /dev/null); do
10 years ago
if test -f "$f"; then
$1_found=${tmp_package}
10 years ago
$1_CFLAGS+=" -I${f%/*}"
AC_MSG_NOTICE([added path ${f%/*}])
break;
fi
done
if test "${$1_found}" != "no"; then
break;
fi
done
fi
])
CPPFLAGS=${old_CPPFLAGS}
fi
if test "${$1_found}" = "no"; then
if test -n "$3"; then
if test -n "$4"; then
AC_MSG_ERROR([Feature $1 not found, need header $3 in modules $secondpar or $4])
10 years ago
else
AC_MSG_ERROR([Feature $1 not found, need header $3 in module $secondpar])
10 years ago
fi
else
AC_MSG_ERROR([Feature $1 not found please install module $secondpar])
10 years ago
fi
fi
[$1]_CPPFLAGS="${$1_CFLAGS}"
[$1]_CXXFLAGS="${$1_CFLAGS}"
AC_SUBST([$1]_CPPFLAGS)
AC_SUBST([$1]_CXXFLAGS)
if test "${optional_flags/manualflags/}" = "${optional_flags}"; then
CPPFLAGS+=" ${$1_CPPFLAGS}"
CXXFLAGS+=" ${$1_CXXFLAGS}"
LIBS+=" ${$1_LIBS}"
AC_MSG_NOTICE([Adding flags for $1])
else
AC_MSG_NOTICE([To enable $1, add $1_CPPFLAGS, $1_CXXFLAGS and $1_LIBS])
fi
10 years ago
])
# check if a specific package exists
# - parameter:
# $1 = unique id (no special characters)
# $2 = module name (optional, if different from id)
# $3 = optional flags:
# manualflags if CXXFLAGS, CPPFLAGS, LIBS should remain unchanged
10 years ago
#
# uses PKG_CHECK_MODULES to test for a module
# sets automake conditional HAVE_$1 to 0 (not found) or 1 (found)
# sets all flags, so that the module can be used everywhere
AC_DEFUN([AX_PKG_CHECK], [
optional_flags="$3"
10 years ago
PKG_PROG_PKG_CONFIG
PKG_CHECK_MODULES([$1], [m4_default([$2], [$1])], [
HAVE_$1=1
[$1]_CPPFLAGS="${$1_CFLAGS}"
[$1]_CXXFLAGS="${$1_CFLAGS}"
AC_SUBST([$1]_CPPFLAGS)
AC_SUBST([$1]_CXXFLAGS)
if test "${optional_flags/manualflags/}" = "${optional_flags}"; then
CPPFLAGS+=" ${$1_CPPFLAGS}"
CXXFLAGS+=" ${$1_CXXFLAGS}"
LIBS+=" ${$1_LIBS}"
AC_MSG_NOTICE([Adding flags for $1])
else
AC_MSG_NOTICE([To enable $1, add $1_CPPFLAGS, $1_CXXFLAGS and $1_LIBS])
fi
10 years ago
if test -z "$PKG_REQUIREMENTS"; then
PKG_REQUIREMENTS="m4_default([$2], [$1])"
else
PKG_REQUIREMENTS="${PKG_REQUIREMENTS}, m4_default([$2], [$1])"
fi
], [
HAVE_$1=0
])
AM_CONDITIONAL(HAVE_$1, test $HAVE_[$1] -eq 1)
10 years ago
AC_SUBST(HAVE_$1)
AC_SUBST(CPPFLAGS)
AC_SUBST(CXXFLAGS)
10 years ago
AC_SUBST(PKG_REQUIREMENTS)
])
# make sure, a specific header exists
# - parameter:
# $1 = header name
# $2 = pathes to search for
AC_DEFUN([AX_REQUIRE_HEADER], [
AC_CHECK_HEADER($1, [], [
if test -n "$2"; then
found=0
for d in $2; do
if test -f "${d}/$1"; then
AC_MSG_NOTICE([found file ${d}/$1])
CPPFLAGS+=" -I${d}"
found=1
break;
else
AC_MSG_NOTICE([not found file ${d}/$1])
fi
done
fi
if test $found -eq 0; then
AC_MSG_ERROR([Header $1 not found])
fi
], [])
], [])
])
# Check within a list of CPP-Flags for the first that is usable and
# configure it
# - parameter:
# $1 = white-space separated list of alternative flags
# $2 = module name (optional, if different from id)
AC_DEFUN([AX_CHECK_VALID_CPP_FLAG], [
AC_MSG_CHECKING([m4_default([$2], [for valid flag in "$1"])])
save_cppflags="$CPPFLAGS"
newflag="no"
for test_flag in $1; do
CPPFLAGS+=" ${test_flag}"
AC_COMPILE_IFELSE([AC_LANG_PROGRAM()], [
newflag="$test_flag"
CPPFLAGS="$save_cppflags"
CPPFLAGS+=" ${test_flag}"
break;
])
CPPFLAGS="$save_cppflags"
done
AC_SUBST(CPPFLAGS)
AC_MSG_RESULT([$newflag in $CPPFLAGS])
])
# Check within a list of CXX-Flags for the first that is usable and
# configure it
# - parameter:
# $1 = white-space separated list of alternative flags
# $2 = module name (optional, if different from id)
AC_DEFUN([AX_CHECK_VALID_CXX_FLAG], [
AC_MSG_CHECKING([m4_default([$2], [for valid flag in "$1"])])
save_cxxflags="$CXXFLAGS"
newflag="no"
for test_flag in $1; do
CXXFLAGS+=" ${test_flag}"
AC_COMPILE_IFELSE([AC_LANG_PROGRAM()], [
newflag="$test_flag"
CXXFLAGS="$save_cxxflags"
CXXFLAGS+=" ${test_flag}"
break;
])
CXXFLAGS="$save_cxxflags"
done
AC_SUBST(CXXFLAGS)
AC_MSG_RESULT([$newflag in $CXXFLAGS])
])
# Check within a list of C-Flags for the first that is usable and
# configure it
# - parameter:
# $1 = white-space separated list of alternative flags
# $2 = module name (optional, if different from id)
AC_DEFUN([AX_CHECK_VALID_C_FLAG], [
AC_MSG_CHECKING([m4_default([$2], [for valid flag in "$1"])])
save_cflags="$CFLAGS"
newflag="no"
for test_flag in $1; do
CFLAGS+=" ${test_flag}"
AC_COMPILE_IFELSE([AC_LANG_PROGRAM()], [
newflag="$test_flag"
CFLAGS="$save_cflags"
CFLAGS+=" ${test_flag}"
break;
])
CFLAGS="$save_cflags"
done
AC_SUBST(CFLAGS)
AC_MSG_RESULT([$newflag in $CFLAGS])
])
# Check within a list of LD-Flags for the first that is usable and
# configure it
# - parameter:
# $1 = white-space separated list of alternative flags
# $2 = module name (optional, if different from id)
AC_DEFUN([AX_CHECK_VALID_LD_FLAG], [
AC_MSG_CHECKING([m4_default([$2], [for valid flag in "$1"])])
save_ldflags="$LDFLAGS"
newflag="no"
for test_flag in $1; do
LDFLAGS+=" ${test_flag}"
AC_COMPILE_IFELSE([AC_LANG_PROGRAM()], [
newflag="$test_flag"
LDFLAGS="$save_ldflags"
LDFLAGS+=" ${test_flag}"
break;
])
LDFLAGS="$save_ldflags"
done
AC_SUBST(LDFLAGS)
AC_MSG_RESULT([$newflag in $LDFLAGS])
])
# Check if a package exists in the current distribution, if yes, require it
# in debian/control.in append @DEB_DEPEND_IFEXISTS@ to Build-Depends
# - parameter:
# $1 = package name
AC_DEFUN([AX_DEB_DEPEND_IFEXISTS], [
pkg=$1
if test -n "$(apt-cache policy -q ${pkg} 2> /dev/null)"; then
DEB_DEPEND_IFEXISTS+=", ${pkg}"
fi
AC_SUBST(DEB_DEPEND_IFEXISTS)
])