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dnl Process this file with autoconf to produce a configure script.
AC_INIT(libdwarf.h)
AC_CONFIG_HEADER(config.h)
AC_PROG_CC
AC_C_BIGENDIAN
AC_GCC_TRADITIONAL
AC_PROG_INSTALL
AC_CHECK_TOOL(RANLIB, ranlib, :)
AC_CHECK_TOOL(AR, ar)
dnl AC_ARFLAGS
AC_CHECK_HEADERS(alloca.h elf.h elfaccess.h libelf.h libelf/libelf.h sys/types.h sys/ia64/elf.h)
AC_CHECK_LIB(elf,elf64_getehdr,
AC_DEFINE(HAVE_ELF64_GETEHDR,1,
[Define to 1 if the elf64_getehdr function is in libelf.a.]))
AC_CHECK_LIB(elf,elf64_getshdr,
AC_DEFINE(HAVE_ELF64_GETSHDR,1,
[Define to 1 if the elf64_getshdr function is in libelf.a.]))
AC_TRY_COMPILE( , __uint32_t p; p = 3; ,AC_DEFINE(HAVE___UINT32_T,1,
[See if __uint32_t is predefined in the compiler.]))
AC_TRY_COMPILE( , __uint64_t p; p = 3; ,AC_DEFINE(HAVE___UINT64_T,1,
[See if __uint64_t is predefined in the compiler.]))
AC_TRY_COMPILE([#include <sys/types.h>],[ __uint32_t p; p = 3;] ,
AC_DEFINE(HAVE___UINT32_T_IN_SYS_TYPES_H,1,
[Define 1 if sys/types.h defines __uint32_t.]))
AC_TRY_COMPILE([#include <sys/types.h>],[ __uint64_t p; p = 3;] ,
AC_DEFINE(HAVE___UINT64_T_IN_SYS_TYPES_H,1,
[Define 1 if sys/types.h defines __uint64_t.]))
dnl checking for ia 64 types, which might be enums, using HAVE_R_IA_64_DIR32LSB
dnl to stand in for a small set.
AC_TRY_COMPILE([#include <elf.h>],[ int p; p = R_IA_64_DIR32LSB;] ,
AC_DEFINE(HAVE_R_IA_64_DIR32LSB,1,
[Define 1 if R_IA_64_DIR32LSB is defined (might be enum value).]))
AC_TRY_COMPILE([
#include <libelf.h>
],[ int p; p = 0; ] ,
AC_DEFINE(HAVE_RAW_LIBELF_OK,1,
[Define 1 if plain libelf builds.]))
AC_TRY_COMPILE([
#define _GNU_SOURCE
#include <libelf.h>
],[ off64_t p; p = 0;] ,
AC_DEFINE(HAVE_LIBELF_OFF64_OK,1,
[Define 1 if off64 is defined via libelf with GNU_SOURCE.]))
dnl the existence of sgidefs.h does not prove it's truly SGI, nor
dnl prove that __uint32_t or __uint64_t is defined therein.
AC_TRY_COMPILE([#include <sgidefs.h>],[ __uint32_t p; p = 27;] ,
AC_DEFINE(HAVE___UINT32_T_IN_SGIDEFS_H,1,
[Define 1 if __uint32_t is in sgidefs.h.]))
AC_TRY_COMPILE([#include <sgidefs.h>],[ __uint64_t p; p = 27;] ,
AC_DEFINE(HAVE___UINT64_T_IN_SGIDEFS_H,1,
[Define 1 if __uint64_t is in sgidefs.h.]))
AC_TRY_COMPILE([#include <sgidefs.h>],[ __uint64_t p; p = 27;] ,
AC_DEFINE(HAVE___UINT64_T_IN_SGIDEFS_H,1,
[Define 1 if is in sgidefs.h.]))
AC_TRY_COMPILE([#include <elf.h>],[ Elf64_Rela p; p.r_offset = 1; ],
AC_DEFINE(HAVE_ELF64_RELA,1,
[Define 1 if Elf64_Rela defined.]))
AC_TRY_COMPILE([#include <elf.h>],[ Elf64_Sym p; p.st_info = 1; ],
AC_DEFINE(HAVE_ELF64_SYM,1,
[Define 1 if Elf64_Sym defined.]))
dnl default-disabled shared
AC_SUBST(build_shared,[none])
AC_ARG_ENABLE(shared,AC_HELP_STRING([--enable-shared],
[build shared library libdwarf.so]))
AS_IF([ test "x$enable_shared" = "xyes"], [
AC_SUBST(build_shared,[libdwarf.so])
])
dnl default-enabled nonshared
AC_SUBST(build_nonshared,[libdwarf.a])
AC_ARG_ENABLE(nonshared,AC_HELP_STRING([--disable-nonshared],
[do not build archive library libdwarf.a]))
AS_IF([ test "x$enable_nonshared" = "xno"], [
dnl We could turn on shared here if not already on.
AC_SUBST(build_nonshared,[none])
])
dnl This changes the gennames option from -s to -t
AC_SUBST(dwarf_namestable,[-s])
AC_ARG_ENABLE(namestable,AC_HELP_STRING([--enable-namestable],
[Name string functions implemented as binary search (default is with C switch)]),
[ AC_SUBST(dwarf_namestable,[-s]) ]
[ AC_SUBST(dwarf_namestable,[-t]) ])
AC_ARG_ENABLE(nonstandardprintf,AS_HELP_STRING([--enable-nonstandardprintf],
[Use a special printf format for 64bit (default is NO)]),
[ AC_DEFINE([HAVE_NONSTANDARD_PRINTF_64_FORMAT],[1],
[Define 1 if need nonstandard printf format for 64bit] )],
[])
AC_ARG_ENABLE(windowspath,AC_HELP_STRING([--enable-windowspath],
[Detect certain Windows paths as full paths (default is NO)]),
[ AC_DEFINE([HAVE_WINDOWS_PATH],[1],
[Define 1 if want to allow Windows full path detection] )],
[])
AC_ARG_ENABLE(oldframecol,AC_HELP_STRING([--enable-oldframecol],
[Use HAVE_OLD_FRAME_CFA_COL (default is to use new DW_FRAME_CFA_COL3)]),
[ AC_DEFINE([HAVE_OLD_FRAME_CFA_COL],[1],
[Define 1 to default to old DW_FRAME_CFA_COL] )],
[])
dnl See pro_init(), HAVE_DWARF2_99_EXTENSION also generates
dnl 32bit offset dwarf unless DW_DLC_OFFSET_SIZE_64 flag passed to
dnl pro_init.
AC_ARG_ENABLE(dwarf_format_sgi_irix, AC_HELP_STRING([--enable-dwarf-format-sgi-irix],
[Force producer to SGI IRIX offset dwarf.]),
[AC_DEFINE(HAVE_SGI_IRIX_OFFSETS,1,
[Define 1 if want producer to build with IRIX offset sizes] )],
[AC_ARG_ENABLE(dwarf_format_strict_32bit, AC_HELP_STRING([--enable-dwarf-format-strict-32bit],
[Force producer to generate only DWARF format 32bit.]),
[AC_DEFINE(HAVE_STRICT_DWARF2_32BIT_OFFSET,1,
[Define 1 if want producer to build with only 32bit section offsets] )],
[AC_DEFINE(HAVE_DWARF2_99_EXTENSION,1,
[Define 1 if want to allow producer to build with 32/64bit section offsets per dwarf3] )])])
AC_OUTPUT(Makefile)
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