X-Git-Url: https://sigrok.org/gitweb/?p=libsigrokdecode.git;a=blobdiff_plain;f=configure.ac;h=e5232ccec25fb1ec80249e427dbda65240fd7a0f;hp=aecec7ccdd6b883802931a2d5b031d1aa7949cc3;hb=60bc3a86d321ed10ec8dd1bb997b680a43cdd3ef;hpb=084f0f94deedb52ced0c96590a621339973eb7a7 diff --git a/configure.ac b/configure.ac index aecec7c..e5232cc 100644 --- a/configure.ac +++ b/configure.ac @@ -1,5 +1,5 @@ ## -## This file is part of the sigrok project. +## This file is part of the libsigrokdecode project. ## ## Copyright (C) 2010 Bert Vermeulen ## @@ -17,37 +17,44 @@ ## along with this program. If not, see . ## -AC_PREREQ(2.61) +# We require at least autoconf 2.63 (AC_INIT format changed there). +AC_PREREQ([2.63]) -# TODO: Should be libsigrokdecode, not sigrok. -m4_define([sigrok_major_version], [0]) -m4_define([sigrok_minor_version], [2]) -m4_define([sigrok_micro_version], [0]) -m4_define([sigrok_version], - [sigrok_major_version.sigrok_minor_version.sigrok_micro_version]) +# libsigrokdecode package version number (NOT the same as shared lib version!). +m4_define([srd_package_version_major], [0]) +m4_define([srd_package_version_minor], [2]) +m4_define([srd_package_version_micro], [0]) +m4_define([srd_package_version], [srd_package_version_major.srd_package_version_minor.srd_package_version_micro]) -AC_INIT([libsigrokdecode], [libsigrokdecode_version], +AC_INIT([libsigrokdecode], [srd_package_version], [sigrok-devel@lists.sourceforge.net], [libsigrokdecode], [http://www.sigrok.org]) AC_CONFIG_HEADER([config.h]) -AC_CONFIG_MACRO_DIR([m4]) +AC_CONFIG_MACRO_DIR([autostuff]) +AC_CONFIG_AUX_DIR([autostuff]) -AM_INIT_AUTOMAKE([-Wall -Werror foreign std-options]) +# We require at least automake 1.11 (needed for 'silent rules'). +AM_INIT_AUTOMAKE([1.11 -Wall -Werror subdir-objects check-news color-tests]) m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])]) +m4_ifdef([AM_PROG_AR], [AM_PROG_AR]) -AH_TOP([#ifndef LIBSIGROKDECODE_CONFIG_H -#define LIBSIGROKDECODE_CONFIG_H /* To stop multiple inclusions. */]) -AH_BOTTOM([#endif /* LIBSIGROKDECODE_CONFIG_H */]) +AH_TOP([#ifndef SRD_CONFIG_H +#define SRD_CONFIG_H /* To stop multiple inclusions. */]) +AH_BOTTOM([#endif /* SRD_CONFIG_H */]) -CFLAGS="-g -Wall -Wextra" +# Enable more compiler warnings via -Wall and -Wextra. Add -fvisibility=hidden +# and enforce use of SRD_API to explicitly mark all public API functions. +CFLAGS="$CFLAGS -Wall -Wextra -Wmissing-prototypes -fvisibility=hidden" # Checks for programs. -AC_PROG_CXX AC_PROG_CC AC_PROG_CPP AC_PROG_INSTALL AC_PROG_LN_S +# Required for per-target flags or subdir-objects with C sources. +AM_PROG_CC_C_O + # Initialize libtool. LT_INIT @@ -55,109 +62,142 @@ LT_INIT # We require at least 0.22, as "Requires.private" behaviour changed there. PKG_PROG_PKG_CONFIG([0.22]) -# Library version for libsigrokdecode. +# Library version for libsigrokdecode (NOT the same as the package version). # Carefully read the libtool docs before updating these numbers! # The algorithm for determining which number to change (and how) is nontrivial! # http://www.gnu.org/software/libtool/manual/libtool.html#Updating-version-info -SIGROKDECODE_LT_CURRENT=0 -SIGROKDECODE_LT_REVISION=0 -SIGROKDECODE_LT_AGE=0 -SIGROKDECODE_LT_VERSION="$SIGROKDECODE_LT_CURRENT:$SIGROKDECODE_LT_REVISION:$SIGROKDECODE_LT_AGE" -SIGROKDECODE_LT_LDFLAGS="-version-info $SIGROKDECODE_LT_VERSION" -AC_SUBST(SIGROKDECODE_LT_LDFLAGS) +SRD_LIB_VERSION_CURRENT=2 +SRD_LIB_VERSION_REVISION=0 +SRD_LIB_VERSION_AGE=0 +SRD_LIB_VERSION="$SRD_LIB_VERSION_CURRENT:$SRD_LIB_VERSION_REVISION:$SRD_LIB_VERSION_AGE" +SRD_LIB_LDFLAGS="-version-info $SRD_LIB_VERSION" +AC_SUBST(SRD_LIB_VERSION_CURRENT) +AC_SUBST(SRD_LIB_VERSION_REVISION) +AC_SUBST(SRD_LIB_VERSION_AGE) +AC_SUBST(SRD_LIB_VERSION) +AC_SUBST(SRD_LIB_LDFLAGS) + +# Assume we can build tests/runtc unless proven otherwise. +build_runtc="yes" # Checks for libraries. # libglib-2.0 is always needed. # Note: glib-2.0 is part of the libsigrokdecode API # (hard pkg-config requirement). -AM_PATH_GLIB_2_0([2.22.0], +AM_PATH_GLIB_2_0([2.24.0], [CFLAGS="$CFLAGS $GLIB_CFLAGS"; LIBS="$LIBS $GLIB_LIBS"]) -# Python support. We require at least Python >= 3.0. +# Python 3 is always needed. +# Note: We need to try a few different variants, since some systems have a +# python3.pc file, others have a python-3.3.pc file, and so on. +# See also: http://sigrok.org/wiki/Libsigrokdecode/Python CPPFLAGS_PYTHON="" LDFLAGS_PYTHON="" -case "$build" in -*linux*) - # We know that Linux has 'python3-config'. - CPPFLAGS_PYTHON="$(python3-config --includes)" - LDFLAGS_PYTHON="$(python3-config --ldflags)" - ;; -*darwin*) - # On Darwin, Macports has python3.x-config, fink has python3-config. - # Mac OS X (Snow Leopard) ships with 'python-config' per default, but - # that's Python 2.x, so not useful for us. - if test -x python3-config; then - # python3-config exists, use it. - CPPFLAGS_PYTHON="$(python3-config --includes)" - LDFLAGS_PYTHON="$(python3-config --ldflags)" - else - # No python3-config found, so try hardcoded python3.2-config. - CPPFLAGS_PYTHON="$(python3.2-config --includes)" - LDFLAGS_PYTHON="$(python3.2-config --ldflags)" - fi - ;; -*mingw*) - # We currently hardcode the paths to the Python 3.2 default install - # location as there's no 'python-config' script on Windows, it seems. - CPPFLAGS_PYTHON="-I/c/Python32/include" - LDFLAGS_PYTHON="-L/c/Python32/libs -lpython32" - ;; -*) - # Everything else is untested, we just hope 'python3-config' works. - CPPFLAGS_PYTHON="$(python3-config --includes)" - LDFLAGS_PYTHON="$(python3-config --ldflags)" - ;; -esac +pyver="none" +PKG_CHECK_MODULES([python3], [python3 >= 3.2], + [pyver=`$PKG_CONFIG --modversion python3`; + CPPFLAGS_PYTHON="$CPPFLAGS_PYTHON $python3_CFLAGS"; + LDFLAGS_PYTHON="$LDFLAGS_PYTHON $python3_LIBS"], +[PKG_CHECK_MODULES([python34], [python-3.4 >= 3.4], + [pyver=`$PKG_CONFIG --modversion python-3.4`; + CPPFLAGS_PYTHON="$CPPFLAGS_PYTHON $python34_CFLAGS"; + LDFLAGS_PYTHON="$LDFLAGS_PYTHON $python34_LIBS"], +[PKG_CHECK_MODULES([python33], [python-3.3 >= 3.3], + [pyver=`$PKG_CONFIG --modversion python-3.3`; + CPPFLAGS_PYTHON="$CPPFLAGS_PYTHON $python33_CFLAGS"; + LDFLAGS_PYTHON="$LDFLAGS_PYTHON $python33_LIBS"], +[PKG_CHECK_MODULES([python32], [python-3.2 >= 3.2], + [pyver=`$PKG_CONFIG --modversion python-3.2`; + CPPFLAGS_PYTHON="$CPPFLAGS_PYTHON $python32_CFLAGS"; + LDFLAGS_PYTHON="$LDFLAGS_PYTHON $python32_LIBS"], +)])])]) AC_SUBST(CPPFLAGS_PYTHON) AC_SUBST(LDFLAGS_PYTHON) +# We also need to find the name of the python3 executable (for 'make install'). +# Some OSes call this python3, some call it python3.2, etc. etc. +AC_CHECK_PROGS([PYTHON3], [python3.4 python3.3 python3.2 python3]) +if test "x$PYTHON3" == "x"; then + AC_MSG_ERROR([cannot find python3 executable.]) +fi + +# Link against libm, this is required (among other things) by Python. +AC_SEARCH_LIBS([pow], [m]) + +# The Check unit testing framework is optional. Disable if not found. +PKG_CHECK_MODULES([check], [check >= 0.9.4], + [have_check="yes"; CFLAGS="$CFLAGS $check_CFLAGS"; + LIBS="$LIBS $check_LIBS"], [have_check="no"]) +AM_CONDITIONAL(HAVE_CHECK, test x"$have_check" = "xyes") + +# libsigrok is optional (only used for the protocol decoder test framework). +# Disable if not found. +PKG_CHECK_MODULES([libsigrok], [libsigrok >= 0.3.0], + [LIBSIGROK_CFLAGS="$libsigrok_CFLAGS"; LIBSIGROK_LIBS="$libsigrok_LIBS"], + [build_runtc="no"]) +AC_SUBST([LIBSIGROK_CFLAGS]) +AC_SUBST([LIBSIGROK_LIBS]) + # Checks for header files. # These are already checked: inttypes.h stdint.h stdlib.h string.h unistd.h. -AC_CHECK_HEADERS([fcntl.h sys/time.h termios.h]) - -# Checks for typedefs, structures, and compiler characteristics. -AC_C_INLINE -AC_TYPE_INT8_T -AC_TYPE_INT16_T -AC_TYPE_INT32_T -AC_TYPE_INT64_T -AC_TYPE_UINT8_T -AC_TYPE_UINT16_T -AC_TYPE_UINT32_T -AC_TYPE_UINT64_T -AC_TYPE_SIZE_T - -# Checks for library functions. -AC_CHECK_FUNCS([gettimeofday memset strchr strcspn strdup strerror strncasecmp strstr strtol strtoul strtoull]) - -AC_SUBST(DECODERS_DIR, "$datadir/sigrok/decoders") +AC_CHECK_HEADER([sys/resource.h], [], [build_runtc="no"]) + +AC_SUBST(DECODERS_DIR, "$datadir/libsigrokdecode/decoders") AC_SUBST(MAKEFLAGS, '--no-print-directory') AC_SUBST(AM_LIBTOOLFLAGS, '--silent') -SIGROK_MAJOR_VERSION=sigrok_major_version -SIGROK_MINOR_VERSION=sigrok_minor_version -SIGROK_MICRO_VERSION=sigrok_micro_version -SIGROK_VERSION=sigrok_version - -AC_SUBST(SIGROK_MAJOR_VERSION) -AC_SUBST(SIGROK_MINOR_VERSION) -AC_SUBST(SIGROK_MICRO_VERSION) -AC_SUBST(SIGROK_VERSION) - -AC_DEFINE(SIGROK_MAJOR_VERSION, [sigrok_major_version], - [Define to the sigrok major version]) -AC_DEFINE(SIGROK_MINOR_VERSION, [sigrok_minor_version], - [Define to the sigrok minor version]) -AC_DEFINE(SIGROK_MICRO_VERSION, [sigrok_micro_version], - [Define to the sigrok micro version]) -AC_DEFINE(SIGROK_VERSION, [sigrok_version], - [Define to the sigrok version]) - -AC_CONFIG_FILES([Makefile - libsigrokdecode.pc - decoders/Makefile - ]) +SRD_PACKAGE_VERSION_MAJOR=srd_package_version_major +SRD_PACKAGE_VERSION_MINOR=srd_package_version_minor +SRD_PACKAGE_VERSION_MICRO=srd_package_version_micro +SRD_PACKAGE_VERSION=srd_package_version + +AC_SUBST(SRD_PACKAGE_VERSION_MAJOR) +AC_SUBST(SRD_PACKAGE_VERSION_MINOR) +AC_SUBST(SRD_PACKAGE_VERSION_MICRO) +AC_SUBST(SRD_PACKAGE_VERSION) + +AM_CONDITIONAL(BUILD_RUNTC, test x"$build_runtc" = "xyes") + +AC_CONFIG_FILES([Makefile version.h libsigrokdecode.pc]) AC_OUTPUT +echo +echo "libsigrokdecode configuration summary:" +echo +echo " - Package version (major.minor.micro): $SRD_PACKAGE_VERSION" +echo " - Library version (current:revision:age): $SRD_LIB_VERSION" +echo " - Prefix: $prefix" +echo " - Building on: $build" +echo " - Building for: $host" +echo +echo "Detected libraries:" +echo + +if test "x$pyver" = "xnone"; then + echo " - (REQUIRED) python >= 3.2: no" +else + echo " - (REQUIRED) python >= 3.2: yes ($pyver)" +fi + +# Note: This only works for libs with pkg-config integration. +for lib in "glib-2.0 >= 2.24.0" "check >= 0.9.4" "libsigrok >= 0.3.0"; do + optional="OPTIONAL" + if test "x$lib" = "xglib-2.0 >= 2.24.0"; then optional="REQUIRED"; fi + if `$PKG_CONFIG --exists $lib`; then + ver=`$PKG_CONFIG --modversion $lib` + answer="yes ($ver)" + else + answer="no" + fi + echo " - ($optional) $lib: $answer" +done + +echo +echo "Enabled features:" +echo +echo " - (OPTIONAL) Library unit test framework support: $have_check" +echo " - (OPTIONAL) Protocol decoder test framework support: $build_runtc" +echo +