configure.ac revision bc7a4a9a66214892d7ceecb0428f2da731238ed9
1# -*- Autoconf -*- 2# Process this file with autoconf to produce a configure script. 3AC_PREREQ(2.59) 4 5AC_INIT([ltrace],[0.5.3],[ltrace-devel <ltrace-devel@lists.alioth.debian.org>]) 6AC_CONFIG_HEADERS([config.h]) 7AC_CONFIG_SRCDIR(libltrace.c) 8#AC_CONFIG_MACRO_DIR([config/m4]) 9AC_CONFIG_AUX_DIR([config/autoconf]) 10AC_CANONICAL_BUILD 11AC_CANONICAL_HOST 12 13case "${host_os}" in 14 linux-gnu*) HOST_OS="linux-gnu" ;; 15 *) AC_MSG_ERROR([unkown host-os ${host_osx}]) ;; 16esac 17AC_SUBST(HOST_OS) 18 19case "${host_cpu}" in 20 arm*|sa110) HOST_CPU="arm" ;; 21 i?86) HOST_CPU="i386" ;; 22 powerpc|ppc64) HOST_CPU="ppc" ;; 23 sun4u|sparc64) HOST_CPU="sparc" ;; 24 s390x) HOST_CPU="s390" ;; 25 *) HOST_CPU="${host_cpu}" ;; 26esac 27AC_SUBST(HOST_CPU) 28 29# Checks for programs. 30AC_PROG_CC 31AC_PROG_LIBTOOL 32# libtool-2: LT_INIT() 33AM_INIT_AUTOMAKE([foreign no-exeext dist-bzip2]) 34AM_MAINTAINER_MODE 35 36# Checks for libraries. 37 38# libelf 39AC_CHECK_HEADERS([elf.h gelf.h],, 40 [AC_MSG_ERROR([*** libelf.h or gelf.h not found on your system])] 41) 42AC_CHECK_LIB([elf], [elf_begin],, 43 [AC_MSG_ERROR([*** libelf not found on your system])] 44) 45 46 47# HAVE_LIBIBERTY 48AC_CHECK_LIB([iberty], [cplus_demangle], [ 49 AC_DEFINE([HAVE_LIBIBERTY], [1], [we have libiberty]) 50 liberty_LIBS="-liberty"], [ 51 liberty_LIBS=""]) 52AC_SUBST(liberty_LIBS) 53 54 55# HAVE_LIBSUPC__ 56AC_CHECK_LIB([supc++], [__cxa_demangle], [ 57 AC_DEFINE([HAVE_LIBSUPC__], [1], [we have libsupc++]) 58 libsupcxx_LIBS="-lsupc++"], [ 59 libsupcxx_LIBS=""]) 60AC_SUBST(libsupcxx_LIBS) 61 62 63# HAVE_LIBUNWIND 64AC_ARG_WITH(libunwind, 65 AS_HELP_STRING([--with-libunwind], [Use libunwind frame unwinding support]), 66 [case "${withval}" in 67 (yes|no) enable_libunwind=$withval;; 68 (*) enable_libunwind=yes 69 CPPFLAGS="${CPPFLAGS} -I${withval}/include" 70 LDFLAGS="${LDFLAGS} -L${withval}/lib" 71 ;; 72esac],[enable_libunwind=maybe]) 73 74AC_CHECK_HEADERS([libunwind.h], [have_libunwind_h=yes]) 75AC_CHECK_HEADERS([libunwind-ptrace.h], [have_libunwind_ptrace_h=yes]) 76 77AC_MSG_CHECKING([whether to use libunwind support]) 78case "${enable_libunwind}" in 79(yes|maybe) 80 if test x$have_libunwind_h = xyes -o x$have_libunwind_ptrace_h = xyes; then 81 enable_libunwind=yes 82 elif test $enable_libunwind = maybe; then 83 enable_libunwind=no 84 else 85 AC_MSG_RESULT([$enable_libunwind]) 86 AC_MSG_ERROR([libunwind.h or libunwind-ptrace.h cannot be found]) 87 fi 88 ;; 89(*) ;; 90esac 91AC_MSG_RESULT([$enable_libunwind]) 92 93if test x"$enable_libunwind" = xyes; then 94 AC_CHECK_LIB(unwind, backtrace, libunwind_LIBS=-lunwind, libunwind_LIBS=) 95 AC_SUBST(libunwind_LIBS) 96 AC_CHECK_LIB(unwind-ptrace, _UPT_create, libunwind_ptrace_LIBS=-lunwind-ptrace, libunwind_ptrace_LIBS=) 97 AC_SUBST(libunwind_ptrace_LIBS) 98 AC_CHECK_LIB(unwind-${HOST_CPU}, _U${HOST_CPU}_init_remote, libunwind_arch_LIBS=-lunwind-${HOST_CPU}, libunwind_arch_LIBS=) 99 AC_SUBST(libunwind_arch_LIBS) 100 AC_DEFINE([HAVE_LIBUNWIND], [1], [we have libunwind]) 101fi 102 103 104# HAVE_ELF_C_READ_MMAP 105AC_MSG_CHECKING([whether elf_begin accepts ELF_C_READ_MMAP]) 106AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <gelf.h>]], [[ 107int main () { 108 Elf *elf = elf_begin(4, ELF_C_READ_MMAP, 0); 109 return 0; 110} 111 ]])],[ 112 AC_DEFINE([HAVE_ELF_C_READ_MMAP], [1], [we have read mmap support]) 113 AC_MSG_RESULT([yes])],[ 114 AC_MSG_RESULT([no])]) 115 116 117CPPFLAGS=" \ 118 ${CPPFLAGS} \ 119 -I\$(top_srcdir)/sysdeps/${HOST_OS}/${HOST_CPU} \ 120 -I\$(top_srcdir)/sysdeps/${HOST_OS} \ 121 -I\$(top_srcdir)/sysdeps \ 122 -I\$(top_srcdir) \ 123" 124 125CFLAGS="${CFLAGS} -Wall" 126 127# Checks for header files. 128AC_CHECK_HEADERS([ \ 129 fcntl.h \ 130 limits.h \ 131 stddef.h \ 132 stdint.h \ 133 stdlib.h \ 134 string.h \ 135 sys/ioctl.h \ 136 sys/param.h \ 137 sys/time.h \ 138 unistd.h \ 139]) 140 141# Checks for typedefs, structures, and compiler characteristics. 142AC_TYPE_UID_T 143AC_C_INLINE 144AC_TYPE_PID_T 145AC_TYPE_SIZE_T 146AC_CHECK_SIZEOF([long]) 147 148 149# Checks for library functions. 150AC_FUNC_ERROR_AT_LINE 151AC_FUNC_FORK 152AC_CHECK_FUNCS([ \ 153 alarm \ 154 atexit \ 155 getcwd \ 156 gettimeofday \ 157 memset \ 158 mkdir \ 159 rmdir \ 160 strchr \ 161 strdup \ 162 strerror \ 163 strtol \ 164 strtoul \ 165]) 166 167 168# 169# Debugging 170# 171AC_MSG_CHECKING([whether to enable debugging]) 172AC_ARG_ENABLE(debug, 173 AS_HELP_STRING([--enable-debug], [enable debugging @<:@default=no@:>@]), 174 [case "$enableval" in 175 y | yes) CONFIG_DEBUG=yes ;; 176 *) CONFIG_DEBUG=no ;; 177 esac], 178 [CONFIG_DEBUG=no]) 179AC_MSG_RESULT([${CONFIG_DEBUG}]) 180if test "${CONFIG_DEBUG}" = "yes"; then 181 CFLAGS="${CFLAGS} -Werror -Wsign-compare -Wfloat-equal -Wformat-security -g -O1" 182 AC_DEFINE(DEBUG, 1, [debugging]) 183else 184 CFLAGS="${CFLAGS} -O2" 185fi 186 187dnl testsuite/Makefile 188dnl testsuite/ltrace.main/Makefile 189dnl testsuite/ltrace.minor/Makefile 190dnl testsuite/ltrace.torture/Makefile 191 192AC_CONFIG_FILES([ 193 Makefile 194 sysdeps/Makefile 195 sysdeps/linux-gnu/Makefile 196 sysdeps/linux-gnu/alpha/Makefile 197 sysdeps/linux-gnu/arm/Makefile 198 sysdeps/linux-gnu/i386/Makefile 199 sysdeps/linux-gnu/ia64/Makefile 200 sysdeps/linux-gnu/m68k/Makefile 201 sysdeps/linux-gnu/mipsel/Makefile 202 sysdeps/linux-gnu/ppc/Makefile 203 sysdeps/linux-gnu/s390/Makefile 204 sysdeps/linux-gnu/sparc/Makefile 205 sysdeps/linux-gnu/x86_64/Makefile 206 testsuite/Makefile 207 testsuite/ltrace.main/Makefile 208 testsuite/ltrace.minor/Makefile 209 testsuite/ltrace.torture/Makefile 210]) 211AC_OUTPUT 212