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 Copyright (C) 2022 Mark J. Wielaard 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],[0.188],[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/"])]) LIBDEBUGINFOD_SONAME=libdebuginfod.so.1 AC_SUBST([LIBDEBUGINFOD_SONAME]) # 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) 1996-2022 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]) 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 debuginfod/debuginfod.h]) 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 "$use_locks" = yes], [AC_MSG_WARN([thread-safety is EXPERIMENTAL tests might fail.])]) AH_TEMPLATE([USE_LOCKS], [Defined if libraries should be thread-safe.]) m4_version_prereq([2.70], [AC_PROG_CC], [AC_PROG_CC_C99]) AC_PROG_CXX AC_PROG_RANLIB AC_PROG_YACC AC_PROG_LEX([noyywrap]) # Only available since automake 1.12 m4_ifdef([AM_PROG_AR], [AM_PROG_AR]) AC_CHECK_TOOL([READELF], [readelf]) AC_CHECK_TOOL([NM], [nm]) AC_CACHE_CHECK([whether gcc supports __attribute__((visibility()))], ac_cv_visibility, [dnl save_CFLAGS="$CFLAGS" CFLAGS="$save_CFLAGS -Werror" AC_COMPILE_IFELSE([AC_LANG_SOURCE([dnl int __attribute__((visibility("hidden"))) foo (int a) { return a; }])], ac_cv_visibility=yes, ac_cv_visibility=no) CFLAGS="$save_CFLAGS"]) if test "$ac_cv_visibility" = "yes"; then AC_DEFINE([HAVE_VISIBILITY], [1], [Defined if __attribute__((visibility())) is supported]) fi AC_CACHE_CHECK([whether gcc supports __attribute__((gcc_struct))], ac_cv_gcc_struct, [dnl save_CFLAGS="$CFLAGS" CFLAGS="$save_CFLAGS -Werror" AC_COMPILE_IFELSE([AC_LANG_SOURCE([dnl struct test { int x; } __attribute__((gcc_struct)); ])], ac_cv_gcc_struct=yes, ac_cv_gcc_struct=no) CFLAGS="$save_CFLAGS"]) if test "$ac_cv_gcc_struct" = "yes"; then AC_DEFINE([HAVE_GCC_STRUCT], [1], [Defined if __attribute__((gcc_struct)) is supported]) fi AC_CACHE_CHECK([whether gcc supports -fPIC], ac_cv_fpic, [dnl save_CFLAGS="$CFLAGS" CFLAGS="$save_CFLAGS -fPIC -Werror" AC_COMPILE_IFELSE([AC_LANG_SOURCE()], ac_cv_fpic=yes, ac_cv_fpic=no) CFLAGS="$save_CFLAGS" ]) if test "$ac_cv_fpic" = "yes"; then fpic_CFLAGS="-fPIC" else fpic_CFLAGS="" fi AC_SUBST([fpic_CFLAGS]) AC_CACHE_CHECK([whether gcc supports -fPIE], ac_cv_fpie, [dnl save_CFLAGS="$CFLAGS" CFLAGS="$save_CFLAGS -fPIE -Werror" AC_COMPILE_IFELSE([AC_LANG_SOURCE()], ac_cv_fpie=yes, ac_cv_fpie=no) CFLAGS="$save_CFLAGS" ]) if test "$ac_cv_fpie" = "yes"; then fpie_CFLAGS="-fPIE" else fpie_CFLAGS="" fi AC_SUBST([fpie_CFLAGS]) dso_LDFLAGS="-shared" ZDEFS_LDFLAGS="-Wl,-z,defs" AC_CACHE_CHECK([whether gcc supports $ZDEFS_LDFLAGS], ac_cv_zdefs, [dnl save_LDFLAGS="$LDFLAGS" LDFLAGS="$ZDEFS_LDFLAGS $save_LDFLAGS" AC_LINK_IFELSE([AC_LANG_PROGRAM()], ac_cv_zdefs=yes, ac_cv_zdefs=no) LDFLAGS="$save_LDFLAGS" ]) if test "$ac_cv_zdefs" = "yes"; then dso_LDFLAGS="$dso_LDFLAGS $ZDEFS_LDFLAGS" fi # We really want build-ids. 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So if the system doesn't have a stdatomic.h we dnl fall back on one copied from FreeBSD that handles the difference. AC_CACHE_CHECK([whether gcc provides stdatomic.h], ac_cv_has_stdatomic, [AC_COMPILE_IFELSE([AC_LANG_SOURCE([[#include ]])], ac_cv_has_stdatomic=yes, ac_cv_has_stdatomic=no)]) AM_CONDITIONAL(HAVE_STDATOMIC_H, test "x$ac_cv_has_stdatomic" = xyes) AS_IF([test "x$ac_cv_has_stdatomic" = xyes], [AC_DEFINE(HAVE_STDATOMIC_H)]) AH_TEMPLATE([HAVE_STDATOMIC_H], [Define to 1 if `stdatomic.h` is provided by the system, 0 otherwise.]) dnl This test must come as early as possible after the compiler configuration dnl tests, because the choice of the file model can (in principle) affect dnl whether functions and headers are available, whether they work, etc. AC_SYS_LARGEFILE dnl Older glibc had a broken fts that didn't work with Large File Systems. dnl We want the version that can handler LFS, but include workaround if we dnl get a bad one. 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AC_ARG_ENABLE([debugpred], AS_HELP_STRING([--enable-debugpred],[build binaries with support to debug branch prediction]), [use_debugpred=$enableval], [use_debugpred=no]) case $use_debugpred in yes) use_debugpred_val=1 ;; *) use_debugpred_val=0 ;; esac AC_SUBST([DEBUGPRED], $use_debugpred_val) dnl Enable gprof support. AC_ARG_ENABLE([gprof], AS_HELP_STRING([--enable-gprof],[build binaries with gprof support]), [use_gprof=$enableval], [use_gprof=no]) if test "$use_gprof" = yes; then CFLAGS="$CFLAGS -pg" LDFLAGS="$LDFLAGS -pg" fi AM_CONDITIONAL(GPROF, test "$use_gprof" = yes) # Enable gcov support. 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CFLAGS="$CFLAGS -fsanitize=address -fno-sanitize-recover" CXXFLAGS="$CXXFLAGS -fsanitize=address -fno-sanitize-recover" # Some compilers don't handle -fsanatize=address correctly with --no-undefined LDFLAGS="-Wl,-z,defs -shared" AC_LINK_IFELSE([AC_LANG_SOURCE([int main (int argc, char **argv) { return 0; }])], use_address=yes, use_address=no) AS_IF([test "x$use_address" != xyes], AC_MSG_WARN([gcc address sanitizer not available]) CFLAGS="$old_CFLAGS" CXXFLAGS="$old_CXXFLAGS") LDFLAGS="$old_LDFLAGS" fi AM_CONDITIONAL(USE_ADDRESS_SANITIZER, test "$use_address" = yes) AC_ARG_ENABLE([valgrind], AS_HELP_STRING([--enable-valgrind],[run all tests under valgrind]), [use_valgrind=$enableval], [use_valgrind=no]) if test "$use_valgrind" = yes; then if test "$use_address" = yes; then AC_MSG_ERROR([cannot enable valgrind and sanitize address together]) fi AC_CHECK_PROG(HAVE_VALGRIND, valgrind, yes, no) if test "$HAVE_VALGRIND" = "no"; then AC_MSG_ERROR([valgrind not found]) fi fi AM_CONDITIONAL(USE_VALGRIND, test "$use_valgrind" = yes) AC_ARG_WITH([valgrind], AS_HELP_STRING([--with-valgrind],[include directory for Valgrind headers]), [with_valgrind_headers=$withval], [with_valgrind_headers=no]) if test "x$with_valgrind_headers" != xno; then save_CFLAGS="$CFLAGS" CFLAGS="$CFLAGS -I$with_valgrind_headers" AC_COMPILE_IFELSE([AC_LANG_SOURCE([[ #include int main() { return 0; } ]])], [ HAVE_VALGRIND_HEADERS="yes" CFLAGS="$save_CFLAGS -I$with_valgrind_headers" ], [ AC_MSG_ERROR([invalid valgrind include directory: $with_valgrind_headers]) ]) fi AC_ARG_ENABLE([valgrind-annotations], AS_HELP_STRING([--enable-valgrind-annotations],[insert extra annotations for better valgrind support]), [use_vg_annotations=$enableval], [use_vg_annotations=no]) if test "$use_vg_annotations" = yes; then if test "x$HAVE_VALGRIND_HEADERS" != "xyes"; then AC_MSG_CHECKING([whether Valgrind headers are available]) AC_COMPILE_IFELSE([AC_LANG_SOURCE([[ #include int main() { return 0; } ]])], [ AC_MSG_RESULT([yes]) ], [ AC_MSG_ERROR([valgrind annotations requested but no headers are available]) ]) fi fi AM_CONDITIONAL(USE_VG_ANNOTATIONS, test "$use_vg_annotations" = yes) AC_ARG_ENABLE([install-elfh], AS_HELP_STRING([--enable-install-elfh],[install elf.h in include dir]), [install_elfh=$enableval], [install_elfh=no]) AM_CONDITIONAL(INSTALL_ELFH, test "$install_elfh" = yes) AM_CONDITIONAL(BUILD_STATIC, [dnl test "$use_gprof" = yes -o "$use_gcov" = yes]) AC_ARG_ENABLE([tests-rpath], AS_HELP_STRING([--enable-tests-rpath],[build $ORIGIN-using rpath into tests]), [tests_use_rpath=$enableval], [tests_use_rpath=no]) AM_CONDITIONAL(TESTS_RPATH, test "$tests_use_rpath" = yes) dnl zlib is mandatory. save_LIBS="$LIBS" LIBS= eu_ZIPLIB(zlib,ZLIB,z,gzdirect,gzip) AS_IF([test "x$with_zlib" = xno], [AC_MSG_ERROR([zlib not found but is required])]) LIBS="$save_LIBS" dnl Test for bzlib and xz/lzma/zstd, gives BZLIB/LZMALIB/ZSTD .am dnl conditional and config.h USE_BZLIB/USE_LZMALIB/USE_ZSTD #define. save_LIBS="$LIBS" LIBS= eu_ZIPLIB(bzlib,BZLIB,bz2,BZ2_bzdopen,bzip2) # We need this since bzip2 doesn't have a pkgconfig file. BZ2_LIB="$LIBS" AC_SUBST([BZ2_LIB]) eu_ZIPLIB(lzma,LZMA,lzma,lzma_auto_decoder,[LZMA (xz)]) AS_IF([test "x$with_lzma" = xyes], [LIBLZMA="liblzma"], [LIBLZMA=""]) AC_SUBST([LIBLZMA]) eu_ZIPLIB(zstd,ZSTD,zstd,ZSTD_decompress,[ZSTD (zst)]) AS_IF([test "x$with_zstd" = xyes], [LIBZSTD="libzstd"], [LIBLZSTD=""]) AC_SUBST([LIBZSTD]) zip_LIBS="$LIBS" LIBS="$save_LIBS" AC_SUBST([zip_LIBS]) AC_CHECK_DECLS([memrchr, rawmemchr],[],[], [#define _GNU_SOURCE #include ]) AC_CHECK_DECLS([powerof2],[],[],[#include ]) AC_CHECK_DECLS([mempcpy],[],[], [#define _GNU_SOURCE #include ]) AC_CHECK_DECLS([reallocarray],[],[], [#define _GNU_SOURCE #include ]) AC_CHECK_FUNCS([process_vm_readv mremap]) AS_IF([test "x$ac_cv_func_mremap" = "xno"], [AC_MSG_WARN([elf_update needs mremap to support ELF_C_RDWR_MMAP])]) AC_CHECK_HEADERS([error.h]) AC_CHECK_HEADERS([err.h]) old_CFLAGS="$CFLAGS" CFLAGS="$CFLAGS -D_GNU_SOURCE" AC_FUNC_STRERROR_R() CFLAGS="$old_CFLAGS" AC_CHECK_LIB([stdc++], [__cxa_demangle], [dnl AC_DEFINE([USE_DEMANGLE], [1], [Defined if demangling is enabled])]) AM_CONDITIONAL(DEMANGLE, test "x$ac_cv_lib_stdcpp___cxa_demangle" = "xyes") AS_IF([test "x$ac_cv_lib_stdcpp___cxa_demangle" = "xyes"], [enable_demangler=yes],[enable_demangler=no]) AC_ARG_ENABLE([textrelcheck], AS_HELP_STRING([--disable-textrelcheck], [Disable textrelcheck being a fatal error])) AM_CONDITIONAL(FATAL_TEXTREL, [test "x$enable_textrelcheck" != "xno"]) AS_IF([test "x$enable_textrelcheck" != "xno"], [enable_textrelcheck=yes],[enable_textrelcheck=no]) AC_ARG_ENABLE([symbol-versioning], AS_HELP_STRING([--disable-symbol-versioning], [Disable symbol versioning in shared objects])) AC_CACHE_CHECK([whether symbol versioning is supported], ac_cv_symbol_versioning, [dnl AC_COMPILE_IFELSE([AC_LANG_SOURCE([dnl #define NEW_VERSION(name, version) \ asm (".symver " #name "," #name "@@@" #version); int foo(int x) { return x + 1; } NEW_VERSION (foo, ELFUTILS_12.12) ])], ac_cv_symbol_versioning=yes, ac_cv_symbol_versioning=no)]) if test "$ac_cv_symbol_versioning" = "no"; then if test "x$enable_symbol_versioning" != "xno"; then AC_MSG_ERROR([Symbol versioning is not supported. Use --disable-symbol-versioning to build without.]) fi fi AM_CONDITIONAL(SYMBOL_VERSIONING, [test "x$enable_symbol_versioning" != "xno"]) AS_IF([test "x$enable_symbol_versioning" = "xno"], [AC_MSG_WARN([Disabling symbol versioning breaks ABI compatibility.]) enable_symbol_versioning=no],[enable_symbol_versioning=yes]) AC_CACHE_CHECK([whether gcc accepts -Wstack-usage], ac_cv_stack_usage, [dnl old_CFLAGS="$CFLAGS" CFLAGS="$CFLAGS -Wstack-usage=262144 -Werror" AC_COMPILE_IFELSE([AC_LANG_SOURCE([])], ac_cv_stack_usage=yes, ac_cv_stack_usage=no) CFLAGS="$old_CFLAGS"]) AM_CONDITIONAL(ADD_STACK_USAGE_WARNING, [test "x$ac_cv_stack_usage" != "xno"]) # -Wlogical-op was too fragile in the past, make sure we get a sane one. AC_CACHE_CHECK([whether gcc has a sane -Wlogical-op], ac_cv_logical_op, [dnl old_CFLAGS="$CFLAGS" CFLAGS="$CFLAGS -Wlogical-op -Werror" AC_COMPILE_IFELSE([AC_LANG_SOURCE( [#define FLAG 1 int f (int r, int f) { return (r && (FLAG || (FLAG & f))); }])], ac_cv_logical_op=yes, ac_cv_logical_op=no) CFLAGS="$old_CFLAGS"]) AM_CONDITIONAL(SANE_LOGICAL_OP_WARNING, [test "x$ac_cv_logical_op" != "xno"]) # -Wduplicated-cond was added by GCC6 AC_CACHE_CHECK([whether gcc accepts -Wduplicated-cond], ac_cv_duplicated_cond, [dnl old_CFLAGS="$CFLAGS" CFLAGS="$CFLAGS -Wduplicated-cond -Werror" AC_COMPILE_IFELSE([AC_LANG_SOURCE([])], ac_cv_duplicated_cond=yes, ac_cv_duplicated_cond=no) CFLAGS="$old_CFLAGS"]) AM_CONDITIONAL(HAVE_DUPLICATED_COND_WARNING, [test "x$ac_cv_duplicated_cond" != "xno"]) # -Wnull-dereference was added by GCC6 AC_CACHE_CHECK([whether gcc accepts -Wnull-dereference], ac_cv_null_dereference, [dnl old_CFLAGS="$CFLAGS" CFLAGS="$CFLAGS -Wnull-dereference -Werror" AC_COMPILE_IFELSE([AC_LANG_SOURCE([])], ac_cv_null_dereference=yes, ac_cv_null_dereference=no) CFLAGS="$old_CFLAGS"]) AM_CONDITIONAL(HAVE_NULL_DEREFERENCE_WARNING, [test "x$ac_cv_null_dereference" != "xno"]) # -Wimplicit-fallthrough was added by GCC7 AC_CACHE_CHECK([whether gcc accepts -Wimplicit-fallthrough], ac_cv_implicit_fallthrough, [dnl old_CFLAGS="$CFLAGS" CFLAGS="$CFLAGS -Wimplicit-fallthrough -Werror" AC_COMPILE_IFELSE([AC_LANG_SOURCE([])], ac_cv_implicit_fallthrough=yes, ac_cv_implicit_fallthrough=no) CFLAGS="$old_CFLAGS"]) AM_CONDITIONAL(HAVE_IMPLICIT_FALLTHROUGH_WARNING, [test "x$ac_cv_implicit_fallthrough" != "xno"]) # Check whether the compiler additionally accepts -Wimplicit-fallthrough=5 # GCC accepts this and 5 means "don't parse any fallthrough comments and # only accept the fallthrough attribute" AC_CACHE_CHECK([whether the compiler accepts -Wimplicit-fallthrough=5], ac_cv_implicit_fallthrough_5, [dnl old_CFLAGS="$CFLAGS" CFLAGS="$CFLAGS -Wimplicit-fallthrough=5 -Werror" AC_COMPILE_IFELSE([AC_LANG_SOURCE([])], ac_cv_implicit_fallthrough_5=yes, ac_cv_implicit_fallthrough_5=no) CFLAGS="$old_CFLAGS"]) AM_CONDITIONAL(HAVE_IMPLICIT_FALLTHROUGH_5_WARNING, [test "x$ac_cv_implicit_fallthrough_5" != "xno"]) # Assume the fallthrough attribute is supported if -Wimplict-fallthrough is supported if test "$ac_cv_implicit_fallthrough" = "yes"; then AC_DEFINE([HAVE_FALLTHROUGH], [1], [Defined if __attribute__((fallthrough)) is supported]) fi AC_CACHE_CHECK([whether the compiler accepts -Wtrampolines], ac_cv_trampolines, [dnl old_CFLAGS="$CFLAGS" CFLAGS="$CFLAGS -Wtrampolines -Werror" AC_COMPILE_IFELSE([AC_LANG_SOURCE([])], ac_cv_trampolines=yes, ac_cv_trampolines=no) CFLAGS="$old_CFLAGS"]) AM_CONDITIONAL(HAVE_TRAMPOLINES_WARNING, [test "x$ac_cv_trampolines" != "xno"]) AC_CACHE_CHECK([whether the compiler accepts -Wno-packed-not-aligned], ac_cv_no_packed_not_aligned, [dnl old_CFLAGS="$CFLAGS" CFLAGS="$CFLAGS -Wno-packed-not-aligned -Werror" AC_COMPILE_IFELSE([AC_LANG_SOURCE([])], ac_cv_no_packed_not_aligned=yes, ac_cv_no_packed_not_aligned=no) CFLAGS="$old_CFLAGS"]) AM_CONDITIONAL(HAVE_NO_PACKED_NOT_ALIGNED_WARNING, [test "x$ac_cv_no_packed_not_aligned" != "xno"]) saved_LIBS="$LIBS" AC_SEARCH_LIBS([argp_parse], [argp]) LIBS="$saved_LIBS" case "$ac_cv_search_argp_parse" in no) AC_MSG_FAILURE([failed to find argp_parse]) ;; -l*) argp_LDADD="$ac_cv_search_argp_parse" ;; *) argp_LDADD= ;; esac AC_SUBST([argp_LDADD]) saved_LIBS="$LIBS" AC_SEARCH_LIBS([fts_close], [fts]) LIBS="$saved_LIBS" case "$ac_cv_search_fts_close" in no) AC_MSG_FAILURE([failed to find fts_close]) ;; -l*) fts_LIBS="$ac_cv_search_fts_close" ;; *) fts_LIBS= ;; esac AC_SUBST([fts_LIBS]) saved_LIBS="$LIBS" AC_SEARCH_LIBS([_obstack_free], [obstack]) LIBS="$saved_LIBS" case "$ac_cv_search__obstack_free" in no) AC_MSG_FAILURE([failed to find _obstack_free]) ;; -l*) obstack_LIBS="$ac_cv_search__obstack_free" ;; *) obstack_LIBS= ;; esac AC_SUBST([obstack_LIBS]) dnl The directories with content. dnl Documentation. AC_CONFIG_FILES([doc/Makefile]) dnl Support library. AC_CONFIG_FILES([lib/Makefile]) dnl ELF library. AC_CONFIG_FILES([libelf/Makefile]) dnl Higher-level ELF support library. AC_CONFIG_FILES([libebl/Makefile]) dnl DWARF-ELF Lower-level Functions support library. AC_CONFIG_FILES([libdwelf/Makefile]) dnl DWARF library. AC_CONFIG_FILES([libdw/Makefile]) dnl Higher-level DWARF support library. AC_CONFIG_FILES([libdwfl/Makefile]) dnl CPU handling library. AC_CONFIG_FILES([libcpu/Makefile]) dnl Assembler library. AC_CONFIG_FILES([libasm/Makefile]) dnl CPU-specific backend libraries. AC_CONFIG_FILES([backends/Makefile]) dnl Tools. AC_CONFIG_FILES([src/Makefile po/Makefile.in]) dnl Test suite. AC_CONFIG_FILES([tests/Makefile]) dnl pkgconfig files AC_CONFIG_FILES([config/libelf.pc config/libdw.pc config/libdebuginfod.pc]) dnl As long as "git grep 'PRI[diouxX]' po" reports matches in dnl translatable strings, we must use need-formatstring-macros here. AM_GNU_GETTEXT([external], [need-formatstring-macros]) dnl AM_GNU_GETTEXT_VERSION is still needed for old versions dnl of autoreconf that do not recognize AM_GNU_GETTEXT_REQUIRE_VERSION. dnl 0.19.6 is the first version of gettext that provides dnl AM_GNU_GETTEXT_REQUIRE_VERSION support. AM_GNU_GETTEXT_VERSION([0.19.6]) AM_GNU_GETTEXT_REQUIRE_VERSION([0.19.6]) dnl Appended to the config.h file. dnl We hide all kinds of configuration magic in lib/eu-config.h. AH_BOTTOM([#include ]) dnl Version compatibility header. AC_CONFIG_FILES([version.h:config/version.h.in]) AC_SUBST([eu_version]) # 1.234 -> 1234 case "$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 )) 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 $CC -m32, we'll run two sets of tests. utrace_BIARCH CC_BIARCH="$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 # For tests that need to use zstd compression AC_CHECK_PROG(HAVE_ZSTD, zstd, yes, no) AM_CONDITIONAL([HAVE_ZSTD],[test "x$HAVE_ZSTD" = "xyes"]) # Look for libcurl for libdebuginfod minimum version as per rhel7. AC_ARG_ENABLE([libdebuginfod],AS_HELP_STRING([--enable-libdebuginfod], [Build debuginfod client library (can be =dummy)])) AS_IF([test "x$enable_libdebuginfod" != "xno"], [ if test "x$enable_libdebuginfod" != "xdummy"; then AC_MSG_NOTICE([checking libdebuginfod dependencies, --disable-libdebuginfod or --enable-libdebuginfo=dummy to skip]) enable_libdebuginfod=yes # presume success PKG_PROG_PKG_CONFIG PKG_CHECK_MODULES([libcurl],[libcurl >= 7.29.0],[],[enable_libdebuginfod=no]) if test "x$enable_libdebuginfod" = "xno"; then AC_MSG_ERROR([dependencies not found, use --disable-libdebuginfod to disable or --enable-libdebuginfod=dummy to build a (bootstrap) dummy library.]) fi else AC_MSG_NOTICE([building (bootstrap) dummy libdebuginfo library]) fi ]) AC_CHECK_LIB(pthread, pthread_setname_np, [ AC_DEFINE([HAVE_PTHREAD_SETNAME_NP],[1],[Enable pthread_setname_np])]) AS_IF([test "x$enable_libdebuginfod" = "xyes" || test "x$enable_libdebuginfod" = "xdummy"], [AC_DEFINE([ENABLE_LIBDEBUGINFOD], [1], [Enable libdebuginfod])]) AS_IF([test "x$enable_libdebuginfod" = "xdummy"], [AC_DEFINE([DUMMY_LIBDEBUGINFOD], [1], [Build dummy libdebuginfod])]) AM_CONDITIONAL([LIBDEBUGINFOD],[test "x$enable_libdebuginfod" = "xyes" || test "x$enable_libdebuginfod" = "xdummy"]) AM_CONDITIONAL([DUMMY_LIBDEBUGINFOD],[test "x$enable_libdebuginfod" = "xdummy"]) # Look for libmicrohttpd, libarchive, sqlite for debuginfo server # minimum versions as per rhel7. AC_ARG_ENABLE([debuginfod],AS_HELP_STRING([--enable-debuginfod], [Build debuginfod server])) AS_IF([test "x$enable_debuginfod" != "xno"], [ AC_MSG_NOTICE([checking debuginfod C++11 support, --disable-debuginfod to skip]) AX_CXX_COMPILE_STDCXX(11, noext, mandatory) AC_MSG_NOTICE([checking debuginfod dependencies, --disable-debuginfod to skip]) if test "x$enable_libdebuginfod" = "xno"; then AC_MSG_ERROR([need libdebuginfod (or dummy), use --disable-debuginfod to disable.]) fi enable_debuginfod=yes # presume success PKG_PROG_PKG_CONFIG PKG_CHECK_MODULES([libmicrohttpd],[libmicrohttpd >= 0.9.33],[],[enable_debuginfod=no]) PKG_CHECK_MODULES([oldlibmicrohttpd],[libmicrohttpd < 0.9.51],[old_libmicrohttpd=yes],[old_libmicrohttpd=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$enable_debuginfod" = "xno"; then AC_MSG_ERROR([dependencies not found, use --disable-debuginfod to disable.]) fi ]) AS_IF([test "x$enable_debuginfod" != "xno"],AC_DEFINE([ENABLE_DEBUGINFOD],[1],[Build debuginfod])) AM_CONDITIONAL([DEBUGINFOD],[test "x$enable_debuginfod" = "xyes"]) AM_CONDITIONAL([OLD_LIBMICROHTTPD],[test "x$old_libmicrohttpd" = "xyes"]) dnl for /etc/profile.d/elfutils.{csh,sh} default_debuginfod_urls="" AC_ARG_ENABLE(debuginfod-urls, [AS_HELP_STRING([--enable-debuginfod-urls@<:@=URLS@:>@],[add URLS to profile.d DEBUGINFOD_URLS])], [if test "x${enableval}" = "xyes"; then default_debuginfod_urls="https://debuginfod.elfutils.org/"; elif test "x${enableval}" != "xno"; then default_debuginfod_urls="${enableval}"; fi], [default_debuginfod_urls=""]) AC_SUBST(DEBUGINFOD_URLS, $default_debuginfod_urls) AC_CONFIG_FILES([config/profile.sh config/profile.csh]) 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 : ${ac_cv_build} CFLAGS=${CFLAGS} CXXFLAGS=${CXXFLAGS} RECOMMENDED FEATURES (should all be yes) gzip support : ${with_zlib} bzip2 support : ${with_bzlib} lzma/xz support : ${with_lzma} zstd support : ${with_zstd} 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} libdebuginfod client support : ${enable_libdebuginfod} Debuginfod server support : ${enable_debuginfod} Default DEBUGINFOD_URLS : ${default_debuginfod_urls} EXTRA TEST FEATURES (used with make check) have bunzip2 installed (required) : ${HAVE_BUNZIP2} have zstd installed : ${HAVE_ZSTD} 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} gcc address sanitizer : ${use_address} 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