dnl Process this file with autoconf to produce a configure script. dnl Configure input file for elfutils. -*-autoconf-*- dnl dnl Copyright (C) 1996-2019 Red Hat, Inc. dnl dnl This file is part of elfutils. dnl dnl This file is free software; you can redistribute it and/or modify dnl it under the terms of the GNU General Public License as published by dnl the Free Software Foundation; either version 3 of the License, or dnl (at your option) any later version. dnl dnl elfutils is distributed in the hope that it will be useful, but dnl WITHOUT ANY WARRANTY; without even the implied warranty of dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the dnl GNU General Public License for more details. dnl dnl You should have received a copy of the GNU General Public License dnl along with this program. If not, see . AC_INIT([elfutils],[0.178],[https://sourceware.org/bugzilla],[elfutils],[http://elfutils.org/]) dnl Workaround for older autoconf < 2.64 m4_ifndef([AC_PACKAGE_URL], [AC_DEFINE([PACKAGE_URL], ["http://elfutils.org/"], [Define to home page for this package]) AC_SUBST([PACKAGE_URL], ["http://elfutils.org/"])]) # We want eu- as default program prefix if none was given by the user. # But if the user explicitly provided --program-prefix="" then pretend # it wasn't set at all (NONE). We want to test this really early before # configure has a chance to use the value. if test "x$program_prefix" = "xNONE"; then AC_MSG_NOTICE([No --program-prefix given, using "eu-"]) program_prefix="eu-" elif test "x$program_prefix" = "x"; then AC_MSG_NOTICE([Using no program-prefix]) program_prefix=NONE fi AC_CONFIG_AUX_DIR([config]) AC_CONFIG_FILES([config/Makefile]) AC_COPYRIGHT([Copyright (C) 1996-2018 The elfutils developers.]) AC_PREREQ(2.63) dnl Minimum Autoconf version required. dnl We use GNU make extensions; automake 1.10 defaults to -Wportability. AM_INIT_AUTOMAKE([gnits 1.11 -Wno-portability dist-bzip2 no-dist-gzip parallel-tests]) AM_MAINTAINER_MODE AM_SILENT_RULES([yes]) AC_CONFIG_SRCDIR([libelf/libelf.h]) AC_CONFIG_FILES([Makefile]) AC_CONFIG_HEADERS([config.h]) AC_CONFIG_MACRO_DIR([m4]) AC_CONFIG_FILES([m4/Makefile]) dnl The RPM spec file. We substitute a few values in the file. AC_CONFIG_FILES([elfutils.spec:config/elfutils.spec.in]) dnl debuginfo-server client & server parts. AC_CONFIG_FILES([debuginfod/Makefile]) AC_CANONICAL_HOST AC_ARG_ENABLE(deterministic-archives, [AS_HELP_STRING([--enable-deterministic-archives], [ar and ranlib default to -D behavior])], [ if test "${enableval}" = no; then default_ar_deterministic=false else default_ar_deterministic=true fi], [default_ar_deterministic=false]) AC_DEFINE_UNQUOTED(DEFAULT_AR_DETERMINISTIC, $default_ar_deterministic, [Should ar and ranlib use -D behavior by default?]) AC_ARG_ENABLE([thread-safety], AS_HELP_STRING([--enable-thread-safety], [enable thread safety of libraries EXPERIMENTAL]), use_locks=$enableval, use_locks=no) AM_CONDITIONAL(USE_LOCKS, test "$use_locks" = yes) AS_IF([test "$use_locks" = yes], [AC_DEFINE(USE_LOCKS)]) AS_IF([test "$use_locks" = yes], [AC_MSG_WARN([thread-safety is EXPERIMENTAL tests might fail.])]) AH_TEMPLATE([USE_LOCKS], [Defined if libraries should be thread-safe.]) AC_PROG_CC AC_PROG_RANLIB AC_PROG_YACC AM_PROG_LEX # Only available since automake 1.12 m4_ifdef([AM_PROG_AR], [AM_PROG_AR]) AC_CHECK_TOOL([READELF], [readelf]) AC_CHECK_TOOL([NM], [nm]) # We use -std=gnu99 but have explicit checks for some language constructs # and GNU extensions since some compilers claim GNU99 support, but don't # really support all language extensions. 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AC_CONFIG_FILES([doc/Makefile]) dnl Support library. AC_CONFIG_FILES([lib/Makefile]) dnl ELF library. AC_CONFIG_FILES([libelf/Makefile]) dnl Higher-level ELF support library. AC_CONFIG_FILES([libebl/Makefile]) dnl DWARF-ELF Lower-level Functions support library. AC_CONFIG_FILES([libdwelf/Makefile]) dnl DWARF library. AC_CONFIG_FILES([libdw/Makefile]) dnl Higher-level DWARF support library. AC_CONFIG_FILES([libdwfl/Makefile]) dnl CPU handling library. AC_CONFIG_FILES([libcpu/Makefile]) dnl Assembler library. AM_CONDITIONAL(HAVE_LIBASM, true)dnl Used in tests/Makefile.am, which see. AC_CONFIG_FILES([libasm/Makefile]) dnl CPU-specific backend libraries. AC_CONFIG_FILES([backends/Makefile]) dnl Tools. AC_CONFIG_FILES([src/Makefile po/Makefile.in]) dnl Test suite. AM_CONDITIONAL(STANDALONE, false)dnl Used in tests/Makefile.am, which see. AC_CONFIG_FILES([tests/Makefile]) dnl pkgconfig files AC_CONFIG_FILES([config/libelf.pc config/libdw.pc config/libdebuginfod.pc]) # Get the definitions necessary to create the Makefiles in the po # subdirectories. This is a small subset of the gettext rules. AC_SUBST(USE_NLS, yes) AM_PO_SUBDIRS dnl Appended to the config.h file. dnl We hide all kinds of configuration magic in lib/eu-config.h. AH_BOTTOM([#include ]) dnl Version compatibility header. AC_CONFIG_FILES([version.h:config/version.h.in]) AC_SUBST([eu_version]) # 1.234 -> 1234 case "$PACKAGE_VERSION" in [[0-9]].*) eu_version=`echo "$PACKAGE_VERSION" | sed 's@\.@@'` ;; *) AC_MSG_ERROR([confused by version number '$PACKAGE_VERSION']) ;; esac case "$eu_version" in *.*) # 1234.567 -> "1234", "567" eu_extra_version="${eu_version#*.}" eu_version="${eu_version%%.*}" case "$eu_extra_version" in [[0-9]][[0-9]][[0-9]]) ;; [[0-9]][[0-9]]) eu_extra_version="${eu_extra_version}0" ;; [[0-9]]) eu_extra_version="${eu_extra_version}00" ;; *) AC_MSG_ERROR([confused by version number '$PACKAGE_VERSION']) ;; esac ;; *) eu_extra_version=000 ;; esac case "$eu_version" in 0[[0-9]][[0-9]][[0-9]]) eu_version="${eu_version#0}$eu_extra_version" ;; [[0-9]][[0-9]][[0-9]][[0-9]]) eu_version="${eu_version}$eu_extra_version" ;; [[0-9]][[0-9]][[0-9]]) eu_version="${eu_version}0$eu_extra_version" ;; [[0-9]][[0-9]]) eu_version="${eu_version}00$eu_extra_version";; *) AC_MSG_ERROR([confused by version number '$PACKAGE_VERSION']) ;; esac # Round up to the next release API (x.y) version. eu_version=$(( (eu_version + 999) / 1000 )) dnl Unique ID for this build. MODVERSION="Build for ${eu_version} ${ac_cv_build}" AC_SUBST([MODVERSION]) AC_DEFINE_UNQUOTED(MODVERSION, "$MODVERSION") AH_TEMPLATE([MODVERSION], [Identifier for modules in the build.]) AC_CHECK_SIZEOF(long) # On aarch64 before glibc 2.20 we would get the kernel user_pt_regs instead # of the user_regs_struct from sys/user.h. They are structurally the same # but we get either one or the other. AC_CHECK_TYPE([struct user_regs_struct], [sys_user_has_user_regs=yes], [sys_user_has_user_regs=no], [[#include ] [#include ] [#include ]]) if test "$sys_user_has_user_regs" = "yes"; then AC_DEFINE(HAVE_SYS_USER_REGS, 1, [Define to 1 if defines struct user_regs_struct]) fi # On a 64-bit host where can can use $CC -m32, we'll run two sets of tests. # Likewise in a 32-bit build on a host where $CC -m64 works. utrace_BIARCH # `$utrace_biarch' will be `-m64' even on an uniarch i386 machine. CC_BIARCH="$CC $utrace_biarch" AC_SUBST([CC_BIARCH]) # In maintainer mode we really need flex and bison. # Otherwise we really need a release dir with maintainer files generated. if test "x$enable_maintainer_mode" = xyes; then AC_CHECK_PROG(HAVE_FLEX, flex, yes, no) if test "$HAVE_FLEX" = "no"; then AC_MSG_ERROR([flex needed in maintainer mode]) fi AC_CHECK_PROG(HAVE_BISON, bison, yes, no) if test "$HAVE_BISON" = "no"; then AC_MSG_ERROR([bison needed in maintainer mode]) fi AC_CHECK_PROG(HAVE_GAWK, gawk, yes, no) if test "$HAVE_GAWK" = "no"; then AC_MSG_ERROR([gawk needed in maintainer mode]) fi else if test ! -f ${srcdir}/libdw/known-dwarf.h; then AC_MSG_ERROR([No libdw/known-dwarf.h. configure --enable-maintainer-mode]) fi fi # The testfiles are all compressed, we need bunzip2 when running make check AC_CHECK_PROG(HAVE_BUNZIP2, bunzip2, yes, no) if test "$HAVE_BUNZIP2" = "no"; then AC_MSG_WARN([No bunzip2, needed to run make check]) fi # Look for libmicrohttpd, libcurl, libarchive, sqlite for debuginfo server # minimum versions as per rhel7. Single --enable-* option arranges to build # both client and server. AC_ARG_ENABLE([debuginfod],AC_HELP_STRING([--enable-debuginfod], [Build debuginfod server and client])) AC_PROG_CXX AX_CXX_COMPILE_STDCXX(11, noext, optional) AS_IF([test "x$enable_debuginfod" != "xno"], [ AC_MSG_NOTICE([checking debuginfod dependencies, disable to skip]) enable_debuginfod=yes # presume success PKG_PROG_PKG_CONFIG if test "x$ac_cv_prog_ac_ct_CXX" = "x"; then enable_debuginfod=no; fi PKG_CHECK_MODULES([libmicrohttpd],[libmicrohttpd >= 0.9.33],[],[enable_debuginfod=no]) PKG_CHECK_MODULES([libcurl],[libcurl >= 7.29.0],[],[enable_debuginfod=no]) PKG_CHECK_MODULES([sqlite3],[sqlite3 >= 3.7.17],[],[enable_debuginfod=no]) PKG_CHECK_MODULES([libarchive],[libarchive >= 3.1.2],[],[enable_debuginfod=no]) if test "x$enable_debuginfod" = "xno"; then AC_MSG_ERROR([C++ compiler or dependencies not found, use --disable-debuginfod to disable.]) fi ]) AS_IF([test "x$enable_debuginfod" != "xno"],AC_DEFINE([ENABLE_DEBUGINFOD],[1],[Build debuginfod])) AM_CONDITIONAL([DEBUGINFOD],[test "x$enable_debuginfod" = "xyes"]) AC_OUTPUT AC_MSG_NOTICE([ ===================================================================== elfutils: ${PACKAGE_VERSION} (eu_version: ${eu_version}) ===================================================================== Prefix : ${prefix} Program prefix ("eu-" recommended) : ${program_prefix} Source code location : ${srcdir} Maintainer mode : ${enable_maintainer_mode} build arch : ${ac_cv_build} RECOMMENDED FEATURES (should all be yes) gzip support : ${with_zlib} bzip2 support : ${with_bzlib} lzma/xz support : ${with_lzma} libstdc++ demangle support : ${enable_demangler} File textrel check : ${enable_textrelcheck} Symbol versioning : ${enable_symbol_versioning} NOT RECOMMENDED FEATURES (should all be no) Experimental thread safety : ${use_locks} install elf.h : ${install_elfh} OTHER FEATURES Deterministic archives by default : ${default_ar_deterministic} Native language support : ${USE_NLS} Extra Valgrind annotations : ${use_vg_annotations} Debuginfod client/server support : ${enable_debuginfod} EXTRA TEST FEATURES (used with make check) have bunzip2 installed (required) : ${HAVE_BUNZIP2} debug branch prediction : ${use_debugpred} gprof support : ${use_gprof} gcov support : ${use_gcov} run all tests under valgrind : ${use_valgrind} gcc undefined behaviour sanitizer : ${use_undefined} use rpath in tests : ${tests_use_rpath} test biarch : ${utrace_cv_cc_biarch} ]) if test "$install_elfh" = yes; then if test "${prefix}" = "/usr/local" -o "${prefix}" = "/usr"; then AC_MSG_WARN([installing elf.h in ${includedir} might conflict with glibc/system elf.h]) fi fi