Template to bootstrap configure/automake projects for C++, libtool, Qt, NodeJS, PHP, Shell-Scripts, etc.
Extends autotools, by building packages for Debian and RPM, specifying generic library dependencies, creating desktop applications with icons, etc.
https://mrw.sh/development/bootstrap-build-environment
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491 lines
18 KiB
491 lines
18 KiB
## @id $Id: ax_init_standard_project.m4 31 2015-05-05 15:06:08Z marc $ |
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## 1 2 3 4 5 6 7 8 |
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## 45678901234567890123456789012345678901234567890123456789012345678901234567890 |
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# define least version number from subversion's revision number: |
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# it is taken modulo 256 due to a bug on Apple's MacOSX |
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m4_define(x_least, m4_esyscmd_s( |
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SVN_REVISION="ERROR-UNDEFINED-REVISION-to-be-built-in-subdirectory-of-svn-checkout" |
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for path in . .. ../..; do |
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if svn info $path 2>&1 > /dev/null; then |
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SVN_REVISION=$(LANG= svn info $path | sed -n 's/Last Changed Rev: //p') |
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(cd $path && svn2cl) |
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break; |
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fi |
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done |
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# Mac does not support LEAST > 255 |
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echo $ECHO_N $(($SVN_REVISION%256)) |
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)) |
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# define version number from subversion's revision number: |
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# it is taken modulo 256 due to a bug on Apple's MacOSX |
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# add to x_minor if revision number is > 256 |
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m4_define(x_minor_fixed, m4_esyscmd_s( |
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SVN_REVISION="ERROR-UNDEFINED-REVISION-to-be-built-in-subdirectory-of-svn-checkout" |
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for path in . .. ../..; do |
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if svn info $path 2>&1 > /dev/null; then |
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SVN_REVISION=$(LANG= svn info $path | sed -n 's/Last Changed Rev: //p') |
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(cd $path && svn2cl) |
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break; |
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fi |
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done |
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# Mac does not support LEAST > 255 |
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echo $ECHO_N $((x_minor+$SVN_REVISION/256)) |
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)) |
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# setup version number |
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m4_define(x_version, m4_esyscmd_s( |
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echo $ECHO_N x_major.x_minor_fixed.x_least |
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)) |
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## bugreport mail address is taken from <user@host> in first line of AUTHORS |
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m4_define(x_bugreport, m4_esyscmd_s( |
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head -1 AUTHORS | \ |
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sed -n 's,.*<\([-_.a-z0-9A-Z]*@[-_.a-z0-9A-Z]*\)>.*,\1,gp' |
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)) |
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m4_include(ax_check_qt.m4) |
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AC_ALIAS([AC_DEFINE_DIR], [AX_DEFINE_DIR]) |
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AC_DEFUN([AX_DEFINE_DIR], [ |
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prefix_NONE= |
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exec_prefix_NONE= |
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test "x$prefix" = xNONE && prefix_NONE=yes && prefix=$ac_default_prefix |
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test "x$exec_prefix" = xNONE && exec_prefix_NONE=yes && exec_prefix=$prefix |
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dnl In Autoconf 2.60, ${datadir} refers to ${datarootdir}, which in turn |
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dnl refers to ${prefix}. Thus we have to use `eval' twice. |
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eval ax_define_dir="\"[$]$2\"" |
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eval ax_define_dir="\"$ax_define_dir\"" |
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AC_SUBST($1, "$ax_define_dir") |
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AC_DEFINE_UNQUOTED($1, "$ax_define_dir", [$3]) |
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test "$prefix_NONE" && prefix=NONE |
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test "$exec_prefix_NONE" && exec_prefix=NONE |
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]) |
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# add target dependencies to an existing makefile.in |
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# - parameters: |
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# $1 = existing target |
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# $2 = new dependency for that target |
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# $3 = filename of makefile.in |
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AC_DEFUN([AX_ADD_MAKEFILE_TARGET_DEP], [ |
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sh_add_makefile_target_dep() { |
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sed -i -e ':a;/^'${1}':.*\\$/{N;s/\\\n//;ta};s/^'${1}':.*$/& '${2}'/' "${srcdir}/${3}" |
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if ! egrep -q "${1}:.* ${2}" "${srcdir}/${3}"; then |
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echo "${1}: ${2}" >> "${srcdir}/${3}" |
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fi |
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} |
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sh_add_makefile_target_dep "$1" "$2" "$3" |
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if test "$1" != ".PHONY"; then |
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sh_add_makefile_target_dep ".PHONY" "$2" "$3" |
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fi |
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]) |
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# Same as AC_SUBST, but adds -Dname="value" option to CPPFLAGS |
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# - parameters: |
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# $1 = variable name |
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AC_DEFUN([AX_SUBST], [ |
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AC_SUBST([$1]) |
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tmp_var=$(echo "${$1}" | awk 1 ORS='\\n') |
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tmp_var=${tmp_var//\"/\\\"} |
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tmp_var=${tmp_var//\'/\'\"\'\"\'} |
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tmp_var=${tmp_var//#/\\#} |
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AM_CPPFLAGS+=" '-D$1=\"${tmp_var}\"'" |
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AC_SUBST(AM_CPPFLAGS) |
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]) |
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# must be called on the right position in configure.ac |
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# |
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# configure.ac must start with: |
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# |
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# m4_define(x_package_name, YOUR_PACKAGE_NAME) # project's name |
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# m4_define(x_major, MAJOR_NUMBER) # project's major version |
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# m4_define(x_minor, MINOR_NUMBER) # project's minor version |
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# m4_include(ax_init_standard_project.m4) |
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# AC_INIT(x_package_name, x_version, x_bugreport, x_package_name) |
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# AM_INIT_AUTOMAKE([1.9 tar-pax]) |
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# AX_INIT_STANDARD_PROJECT |
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# |
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# you change nothing but: YOUR_PACKAGE_NAME, MAJOR_NUMBER, MINOR_NUMBER |
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# |
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# configures the basic environment |
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AC_DEFUN([AX_INIT_STANDARD_PROJECT], [ |
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AM_CPPFLAGS+=" '-DMAKE_STRING(X)=\#X' '-DNAMESPACE=${PACKAGE_NAME}'" |
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AX_SUBST(NUMBERS) |
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AX_SUBST(HOME) |
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README=$(tail -n +3 README) |
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AX_SUBST(README) |
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_AM_SUBST_NOTMAKE([README]) |
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DESCRIPTION=$(head -1 README) |
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AX_SUBST(DESCRIPTION) |
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_AM_SUBST_NOTMAKE([DESCRIPTION]) |
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AUTHOR=$(head -1 AUTHORS) |
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AX_SUBST(AUTHOR) |
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_AM_SUBST_NOTMAKE([AUTHOR]) |
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DISTRO=$(lsb_release -sc) |
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AX_SUBST(DISTRO) |
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BUILD_NUMBER=${BUILD_NUMBER:-1} |
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AX_SUBST(BUILD_NUMBER) |
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BUILD_DATE=$(LANG= date +"%a, %d %B %Y %H:%M:%S %z") |
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AX_SUBST(BUILD_DATE) |
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if test -f "${PROJECT_NAME}-logo.png"; then |
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PROJECT_LOGO="${PROJECT_NAME}-logo.png" |
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fi |
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AX_SUBST(PROJECT_LOGO) |
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if test -f "${PROJECT_NAME}-icon.png"; then |
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PROJECT_ICON="${PROJECT_NAME}-icon.png" |
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fi |
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AX_SUBST(PROJECT_ICON) |
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AC_CONFIG_FILES([makefile]) |
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AX_ADD_MAKEFILE_TARGET_DEP([clean-am], [clean-standard-project-targets], [makefile.in]) |
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AX_ADD_MAKEFILE_TARGET_DEP([distclean-am], [distclean-standard-project-targets], [makefile.in]) |
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AX_ADD_MAKEFILE_TARGET_DEP([maintainer-clean-am], [maintainer-clean-standard-project-targets], [makefile.in]) |
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test -f makefile.in && cat >> makefile.in <<EOF |
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#### Begin: Appended by $0 |
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EXTRA_DIST = bootstrap.sh |
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doc_DATA = AUTHORS NEWS README COPYING INSTALL ChangeLog |
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clean-standard-project-targets: |
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-rm -rf \${PACKAGE_NAME}-\${PACKAGE_VERSION} |
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-rm \${PACKAGE_TARNAME}-\${PACKAGE_VERSION}.tar.gz |
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distclean-standard-project-targets: |
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-rm -r autom4te.cache |
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-rm aclocal.m4 config.guess config.sub configure depcomp compile install-sh ltmain.sh makefile missing mkinstalldirs |
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maintainer-clean-standard-project-targets: |
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-rm makefile.in |
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#### End: $0 |
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EOF |
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]) |
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# use this in configure.ac to support C++ |
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AC_DEFUN([AX_USE_CXX], [ |
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m4_include(ax_cxx_compile_stdcxx_11.m4) |
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AC_LANG(C++) |
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AX_CXX_COMPILE_STDCXX_11(noext, optional) |
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AC_PROG_CXX |
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AC_PROG_CPP |
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AC_CONFIG_FILES([src/makefile]) |
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AM_CPPFLAGS+=' -I ${top_srcdir}/src -I ${top_builddir}/src -I ${srcdir} -I ${builddir}' |
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AM_LDFLAGS+=' -L ${top_srcdir}/src -L ${top_builddir}/src' |
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# Get rid of that stupid -O2 -g opions! |
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CXXFLAGS="${CXXFLAGS:-}" |
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# pass compile flags to make distcheck |
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AM_DISTCHECK_CONFIGURE_FLAGS="CXXFLAGS='${CXXFLAGS}' CPPFLAGS='${CPPFLAGS}' CFLAGS='${CFLAGS}' LDFLAGS='${LDFLAGS}'" |
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AC_SUBST(AM_DISTCHECK_CONFIGURE_FLAGS) |
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AC_ARG_ENABLE(pedantic, |
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[AS_HELP_STRING([--enable-pedantic], |
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[enable all warnings and checks, abort on warnings])], |
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[have_pedantic="$enableval"; test "$enableval" = "yes" && \ |
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AM_CXXFLAGS="${AM_CXXFLAGS:-} -pedantic-errors -Wall -W -Wfloat-equal -Wundef -Wendif-labels -Wpointer-arith -Wcast-align -Wwrite-strings -Wconversion -Wsign-compare -Wmissing-format-attribute -Wno-multichar -Wpacked -Wredundant-decls -Werror -Wshadow -Wcast-qual -Wno-ctor-dtor-privacy"]) |
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dnl problem in libs: -Wshadow -Wcast-qual |
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dnl auto.hpp: -Wno-ctor-dtor-privacy (removed) |
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AM_CONDITIONAL(PEDANTIC, test "$enableval" = "yes") |
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if test "$have_pedantic" == "yes"; then |
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AC_MSG_NOTICE([Pedantic compile mode enabled! |
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- all warnings for GNU g++ are enabled |
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- all warnings result in an error |
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- doxygen warnings are treated as error too]); fi |
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MINGW32=no |
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MAC=no |
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case $host_os in |
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*mingw32*) MINGW32=yes;; |
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*darwin* | *rhapsody* | *macosx*) MAC=yes;; |
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esac |
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AM_CONDITIONAL(MINGW32, test "$MINGW32" = "yes") |
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AM_CONDITIONAL(MAC, test "$MAC" = "yes") |
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AC_SUBST(AM_CXXFLAGS) |
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AC_SUBST(AM_CPPFLAGS) |
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AC_SUBST(AM_LDFLAGS) |
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AX_ADD_MAKEFILE_TARGET_DEP([maintainer-clean-am], [maintainer-clean-cxx-targets], [src/makefile.in]) |
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test -f src/makefile.in && cat >> src/makefile.in <<EOF |
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#### Begin: Appended by $0 |
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maintainer-clean-cxx-targets: |
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-rm makefile.in |
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#### End: $0 |
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EOF |
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]) |
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# use this in configure.ac to support CppUnit for C++ unit tests |
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AC_DEFUN([AX_USE_CPPUNIT], [ |
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AM_PATH_CPPUNIT([1.0.0], [have_cppunit="yes"], [have_cppunit="no"]) |
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# infos and warnings |
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if test "$have_cppunit" = "no"; then |
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AC_MSG_WARN([Missing cppunit development library! |
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- you cannot check the library using "make check" |
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- everything else works perfectly]); fi |
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AC_CONFIG_FILES([test/makefile]) |
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AX_ADD_MAKEFILE_TARGET_DEP([maintainer-clean-am], [maintainer-clean-test-targets], [test/makefile.in]) |
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test -f test/makefile.in && cat >> test/makefile.in <<EOF |
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#### Begin: Appended by $0 |
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maintainer-clean-test-targets: |
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-rm makefile.in |
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#### End: $0 |
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EOF |
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]) |
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# use this in configure.ac to support C++ examples |
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AC_DEFUN([AX_BUILD_EXAMPLES], [ |
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AC_CONFIG_FILES([examples/makefile]) |
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AX_ADD_MAKEFILE_TARGET_DEP([maintainer-clean-am], [maintainer-clean-example-targets], [examples/makefile.in]) |
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test -f examples/makefile.in && cat >> examples/makefile.in <<EOF |
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#### Begin: Appended by $0 |
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maintainer-clean-example-targets: |
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-rm makefile.in |
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#### End: $0 |
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EOF |
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]) |
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# use this in configure.ac to support C++ libraries |
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AC_DEFUN([AX_USE_LIBTOOL], [ |
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# libtool versioning |
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LIB_MAJOR=m4_eval(x_major+x_minor_fixed) |
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LIB_MINOR=x_least |
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LIB_LEAST=x_minor_fixed |
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LIB_VERSION="${LIB_MAJOR}:${LIB_MINOR}:${LIB_LEAST}" |
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AM_LDFLAGS="-version-info ${LIB_VERSION}" |
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AC_SUBST(AM_LDFLAGS) |
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AC_SUBST(LIB_VERSION) |
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AC_PROG_LIBTOOL |
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AC_CONFIG_FILES([src/${PACKAGE_NAME}.pc]) |
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AX_ADD_MAKEFILE_TARGET_DEP([install-data-am], [install-data-libtool-pkg], [src/makefile.in]) |
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AX_ADD_MAKEFILE_TARGET_DEP([uninstall-am], [uninstall-data-am], [src/makefile.in]) |
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AX_ADD_MAKEFILE_TARGET_DEP([uninstall-data-am], [uninstall-data-libtool-pkg], [src/makefile.in]) |
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test -f src/makefile.in && cat >> src/makefile.in <<EOF |
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#### Begin: Appended by $0 |
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install-data-libtool-pkg: |
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test -d \$(DESTDIR)\${libdir}/pkgconfig || mkdir -p \$(DESTDIR)\${libdir}/pkgconfig |
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chmod -R u+w \$(DESTDIR)\${libdir}/pkgconfig |
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cp \${PACKAGE_NAME}.pc \$(DESTDIR)\${libdir}/pkgconfig/ |
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uninstall-data-libtool-pkg: |
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-chmod -R u+w \$(DESTDIR)\${libdir}/pkgconfig |
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-rm -f \$(DESTDIR)\${libdir}/pkgconfig/\${PACKAGE_NAME}.pc |
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#### End: $0 |
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EOF |
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]) |
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# use this in configure.ac to support debian packages |
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AC_DEFUN([AX_USE_DEBIAN_PACKAGING], [ |
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README_DEB=$(tail -n +3 README | sed -e 's/^$/./g' -e 's/^/ /g') |
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AC_SUBST(README_DEB) |
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_AM_SUBST_NOTMAKE([README_DEB]) |
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AC_CONFIG_FILES([debian/changelog debian/control]) |
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AX_ADD_MAKEFILE_TARGET_DEP([clean-am], [clean-debian-targets], [makefile.in]) |
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AX_ADD_MAKEFILE_TARGET_DEP([distclean-am], [distclean-debian-targets], [makefile.in]) |
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test -f makefile.in && cat >> makefile.in <<EOF |
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#### Begin: Appended by $0 |
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EXTRA_DIST += debian |
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clean-debian-targets: |
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-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) |
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deb: distdir |
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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 ) |
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distclean-debian-targets: |
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-rm debian/changelog debian/control |
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#### End: $0 |
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EOF |
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]) |
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# use this in configure.ac to support RPM packages |
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AC_DEFUN([AX_USE_RPM_PACKAGING], [ |
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# m4_include(ax_rpm_rules.m4) |
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AC_CONFIG_FILES([${PACKAGE_NAME}.spec]) |
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#AX_ADD_MAKEFILE_TARGET_DEP([clean-am], [clean-debian-targets], [makefile.in]) |
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AX_ADD_MAKEFILE_TARGET_DEP([.PHONY], [rpm], [makefile.in]) |
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test -f makefile.in && cat >> makefile.in <<EOF |
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#### Begin: Appended by $0 |
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rpm: dist |
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rpmbuild -ba --define "_topdir \$(pwd)" --define "_sourcedir \$(pwd)" \${PACKAGE_NAME}.spec |
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#### End: $0 |
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EOF |
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]) |
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# use this in configure.ac to support scripts, e.g. bash scripts |
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AC_DEFUN([AX_USE_SCRIPTS], [ |
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AC_CONFIG_FILES([scripts/makefile]) |
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]) |
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# use this in configure.ac to support Doxygen documentation generation |
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AC_DEFUN([AX_USE_DOXYGEN], [ |
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AC_CHECK_PROG(have_doxygen, doxygen, yes, no) |
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AC_CHECK_PROG(have_dot, dot, yes, no) |
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AC_CHECK_PROG(have_mscgen, mscgen, yes, no) |
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PDF_DOC=${PACKAGE_NAME}-${PACKAGE_VERSION}.pdf |
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AC_SUBST(PDF_DOC) |
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if test "$have_doxygen" = "no"; then |
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AC_MSG_WARN([Missing program doxygen! |
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- you cannot rebuild the documentation |
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- there are precompiled derived files in the distribution]); fi |
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if test "$have_dot" = "no"; then |
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AC_MSG_WARN([Missing program dot! |
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- when you rebild documentation, there are no generated images |
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- there are precompiled derived files in the distribution]); fi |
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if test "$have_mscgen" = "no"; then |
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AC_MSG_WARN([Missing program mscgen! |
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- when you rebild documentation, there are no message state charts |
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- there are precompiled derived files in the distribution]); fi |
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AC_CONFIG_FILES([doc/makefile doc/doxyfile]) |
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AX_ADD_MAKEFILE_TARGET_DEP([clean-am], [clean-documentation], [doc/makefile.in]) |
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AX_ADD_MAKEFILE_TARGET_DEP([distclean-am], [distclean-documentation], [doc/makefile.in]) |
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AX_ADD_MAKEFILE_TARGET_DEP([maintainer-clean-am], [maintainer-clean-documentation], [doc/makefile.in]) |
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AX_ADD_MAKEFILE_TARGET_DEP([install-data-am], [install-data-documentation], [doc/makefile.in]) |
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AX_ADD_MAKEFILE_TARGET_DEP([uninstall-am], [uninstall-documentation], [doc/makefile.in]) |
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AX_ADD_MAKEFILE_TARGET_DEP([all], [doc], [doc/makefile.in]) |
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AX_ADD_MAKEFILE_TARGET_DEP([.PHONY], [pdf], [doc/makefile.in]) |
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test -f doc/makefile.in && cat >> doc/makefile.in <<EOF |
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#### Begin: Appended by $0 |
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doc: doxyfile |
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doxygen doxyfile |
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@PEDANTIC_TRUE@ test \! -s doxygen.errors |
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clean-documentation: |
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-rm doxygen.errors @PDF_DOC@ |
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distclean-documentation: |
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-rm -r html latex |
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-rm @PACKAGE_NAME@.doxytag |
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maintainer-clean-documentation: |
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-rm makefile.in |
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install-data-documentation: |
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test -d \$(DESTDIR)\${docdir} || mkdir -p \$(DESTDIR)\${docdir} |
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chmod -R u+w \$(DESTDIR)\${docdir} |
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cp -r html \$(DESTDIR)\${docdir}/ |
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uninstall-documentation: |
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-chmod -R u+w \$(DESTDIR)\${docdir} |
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-rm -rf \$(DESTDIR)\${docdir}/* |
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#### End: $0 |
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EOF |
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]) |
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# require a specific package, with fallback: test for a header |
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# - parameter: |
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# $1 = unique id (no special characters) |
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# $2 = module name |
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# $3 = a header file to find (optional) |
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# $4 = alternative module names (space separated, optional) |
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# |
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# uses PKG_CHECK_MODULES to test for a module |
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# then, if given, looks for the header file |
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# if header file is not found, searches in alternative modules |
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# sets all flags, so that the module can be used everywhere |
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# fails if not found |
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AC_DEFUN([AX_PKG_REQUIRE], [ |
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PKG_PROG_PKG_CONFIG |
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PKG_CHECK_MODULES([$1], [$2], [ |
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if test -n "$3"; then |
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$1_found=0; |
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for p in ${$1_CFLAGS}; do |
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if test -e ${p#-I}/$3; then |
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$1_found=1 |
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break |
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fi |
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done |
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if test ${$1_found} -eq 0 -a -n "$3"; then |
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for p in "/usr/include" ${$1_CFLAGS}; do |
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AC_MSG_NOTICE([checking: [${p}] with [${p#-I}]]) |
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$1_file=$(find ${p#-I} -name $(echo "$3" | sed 's,.*/,,') | grep "$3" | head -1) |
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AC_MSG_NOTICE([call: $1_file=[\$](find [$]{p[#]-I} -name "$3")]) |
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AC_MSG_NOTICE([found: ${$1_file}]) |
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if test -e "${$1_file}"; then |
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AC_MSG_NOTICE([Header file $3 found in sub path of $2 as ${$1_file}]) |
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$1_CFLAGS="${$1_CFLAGS} -I${$1_file%/$3}" |
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$1_found=1 |
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break |
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fi |
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done |
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fi |
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if test ${$1_found} -eq 0; then |
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AC_MSG_ERROR([Header file $3 not found in $2 with $1_CFLAGS = ${$1_CFLAGS}]) |
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fi |
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fi |
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AM_CPPFLAGS+=" ${$1_CFLAGS}" |
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AM_CXXFLAGS+=" ${$1_CFLAGS}" |
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LIBS+=" ${$1_LIBS}" |
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PKG_REQUIREMENTS+=" $2" |
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], [ |
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if test -n "$4"; then |
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AC_MSG_WARN([Recommended package $2 for feature $1 not installed, trying $4]) |
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for pkg in $4; do |
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PKG_CHECK_MODULES([$1], [$pkg], [ |
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if test -n "$3"; then |
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$1_found=0; |
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for p in ${$1_CFLAGS}; do |
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if test -e ${p#-I}/$3; then |
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$1_found=1 |
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break |
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fi |
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done |
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if test ${$1_found} -eq 0; then |
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for p in /usr/include ${$1_CFLAGS}; do |
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$1_file=$(find ${p#-I} -name $(echo "$3" | sed 's,.*/,,') | grep "$3" | head -1) |
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if test -e ${$1_file}; then |
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AC_MSG_NOTICE([Header file $3 found in sub path of ${pkg} as ${$1_file}]) |
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$1_CFLAGS="${$1_CFLAGS} -I${$1_file%/$3}" |
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$1_found=1 |
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break |
|
fi |
|
done |
|
fi |
|
if test ${$1_found} -eq 0; then |
|
AC_MSG_WARN([Header file $3 not found in ${pkg} with $1_CFLAGS = ${$1_CFLAGS}]) |
|
fi |
|
fi |
|
AM_CPPFLAGS+=" ${$1_CFLAGS}" |
|
AM_CXXFLAGS+=" ${$1_CFLAGS}" |
|
LIBS+=" ${$1_LIBS}" |
|
PKG_REQUIREMENTS+=" $pkg" |
|
], [ |
|
AC_MSG_WARN([Recommended package $pkg for feature $1 not installed]) |
|
]) |
|
done |
|
if test ${$1_found} -eq 0; then |
|
AC_MSG_ERROR([Required package $2 or $4 for feature $1 not installed]) |
|
fi |
|
fi |
|
]) |
|
AC_SUBST(AM_CPPFLAGS) |
|
AC_SUBST(AM_CXXFLAGS) |
|
AC_SUBST(PKG_REQUIREMENTS) |
|
if test -n "$3"; then |
|
old_CPPFLAGS=${CPPFLAGS} |
|
CPPFLAGS=" ${$1_CFLAGS} ${CPPFLAGS}" |
|
AC_CHECK_HEADER([$3], [ |
|
], [ |
|
AC_MSG_ERROR([Required header $3 for feature $1 not found]) |
|
]) |
|
CPPFLAGS=${old_CPPFLAGS} |
|
else |
|
AC_MSG_ERROR([Required package $2 for feature $1 not installed]) |
|
fi |
|
]) |
|
|
|
# check if a specific package exists |
|
# - parameter: |
|
# $1 = unique id (no special characters) |
|
# $2 = module name (optional, if different from id) |
|
# |
|
# 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], [ |
|
PKG_PROG_PKG_CONFIG |
|
PKG_CHECK_MODULES([$1], [m4_default([$2], [$1])], [ |
|
HAVE_$1=1 |
|
AM_CPPFLAGS+=" ${$1_CFLAGS}" |
|
AM_CXXFLAGS+=" ${$1_CFLAGS}" |
|
LIBS+=" ${$1_LIBS}" |
|
if test -z "$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) |
|
AC_SUBST(HAVE_$1) |
|
AC_SUBST(AM_CPPFLAGS) |
|
AC_SUBST(AM_CXXFLAGS) |
|
AC_SUBST(PKG_REQUIREMENTS) |
|
])
|
|
|