| Line 236... |
Line 236... |
AC_DEFINE_UNQUOTED(GOLD_DEFAULT_BIG_ENDIAN, $default_big_endian,
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AC_DEFINE_UNQUOTED(GOLD_DEFAULT_BIG_ENDIAN, $default_big_endian,
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[Default big endian (true or false)])
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[Default big endian (true or false)])
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AC_DEFINE_UNQUOTED(GOLD_DEFAULT_OSABI, $default_osabi,
|
AC_DEFINE_UNQUOTED(GOLD_DEFAULT_OSABI, $default_osabi,
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[Default OSABI code])
|
[Default OSABI code])
|
|
|
|
AC_ARG_WITH(lib-path,
|
|
[ --with-lib-path=dir1:dir2... set default LIB_PATH],
|
|
[case "$withval" in
|
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yes) LIB_PATH='"/lib:/usr/lib"' ;;
|
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no) LIB_PATH='""' ;;
|
|
*) LIB_PATH='"'"$withval"'"' ;;
|
|
esac],
|
|
[LIB_PATH='"::DEFAULT::"'])
|
|
AC_DEFINE_UNQUOTED(LIB_PATH, $LIB_PATH,
|
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[Default library search path])
|
|
if test "x$target_alias" = "x" -o "x$host_alias" = "x$target_alias"; then
|
|
AC_DEFINE(NATIVE_LINKER, 1, [Whether configured as a native linker])
|
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fi
|
|
|
|
AC_CHECK_TOOL(NM, nm)
|
|
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AC_PROG_CC
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AC_PROG_CC
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AC_PROG_CXX
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AC_PROG_CXX
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AC_PROG_YACC
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AC_PROG_YACC
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AC_PROG_RANLIB
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AC_PROG_RANLIB
|
AC_PROG_INSTALL
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AC_PROG_INSTALL
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| Line 372... |
Line 388... |
fi
|
fi
|
AC_SUBST(RANDOM_SEED_CFLAGS)
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AC_SUBST(RANDOM_SEED_CFLAGS)
|
|
|
dnl On GNU/Linux ifunc is supported by the dynamic linker in glibc
|
dnl On GNU/Linux ifunc is supported by the dynamic linker in glibc
|
dnl 2.11 or later, and by binutils 2.20.1 or later.
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dnl 2.11 or later, and by binutils 2.20.1 or later.
|
AC_CACHE_CHECK([for glibc >= 2.11], [gold_cv_lib_glibc2_11],
|
AC_CACHE_CHECK([for glibc ifunc support], [gold_cv_lib_glibc_ifunc],
|
[AC_COMPILE_IFELSE([
|
[save_LDFLAGS="$LDFLAGS"
|
|
LDFLAGS="$LDFLAGS -static"
|
|
AC_LINK_IFELSE([AC_LANG_PROGRAM([[
|
#include
|
#include
|
#if !defined __GLIBC__
|
#if !defined __GLIBC__
|
error
|
error
|
#elif __GLIBC__ < 2 || (__GLIBC__ == 2 && __GLIBC_MINOR__ < 11)
|
#elif __GLIBC__ < 2 || (__GLIBC__ == 2 && __GLIBC_MINOR__ < 11)
|
error
|
error
|
#endif
|
#endif
|
__asm__(".type foo, %gnu_indirect_function");
|
void func (void) { }
|
], [gold_cv_lib_glibc2_11=yes], [gold_cv_lib_glibc2_11=no])])
|
void invoke (void);
|
|
__asm__(".type invoke, %gnu_indirect_function");
|
|
typedef void (*funcptr) (void);
|
|
funcptr dispatch (void) __asm__ ("invoke");
|
|
funcptr dispatch (void) { return &func; }]],
|
|
[[invoke();]])
|
|
], [
|
|
if ${NM} conftest$EXEEXT | grep "__rela\?_iplt_start" >/dev/null 2>&1; then
|
|
gold_cv_lib_glibc_ifunc=both
|
|
else
|
|
gold_cv_lib_glibc_ifunc=dyn
|
|
fi], [gold_cv_lib_glibc_ifunc=no])
|
|
LDFLAGS="$save_LDFLAGS"])
|
|
|
AM_CONDITIONAL(IFUNC, test "$gold_cv_lib_glibc2_11" = "yes")
|
AM_CONDITIONAL(IFUNC, test "$gold_cv_lib_glibc_ifunc" != "no")
|
|
AM_CONDITIONAL(IFUNC_STATIC, test "$gold_cv_lib_glibc_ifunc" = "both")
|
|
|
AM_BINUTILS_WARNINGS
|
AM_BINUTILS_WARNINGS
|
|
|
WARN_CXXFLAGS=`echo ${WARN_CFLAGS} | sed -e 's/-Wstrict-prototypes//' -e 's/-Wmissing-prototypes//' -e 's/-Wshadow//'`
|
WARN_CXXFLAGS=`echo ${WARN_CFLAGS} | sed -e 's/-Wstrict-prototypes//' -e 's/-Wmissing-prototypes//' -e 's/-Wshadow//'`
|
AC_SUBST(WARN_CXXFLAGS)
|
AC_SUBST(WARN_CXXFLAGS)
|
|
|
|
AC_ARG_WITH(gold-ldflags,
|
|
[ --with-gold-ldflags=FLAGS additional link flags for gold],
|
|
[if test "$withval" = "no" -o "$withval" = "yes"; then
|
|
GOLD_LDFLAGS=
|
|
else
|
|
GOLD_LDFLAGS=$withval
|
|
fi],
|
|
[GOLD_LDFLAGS=])
|
|
AC_SUBST(GOLD_LDFLAGS)
|
|
|
|
AC_ARG_WITH(gold-ldadd,
|
|
[ --with-gold-ldadd=LIBS additional libraries for gold],
|
|
[if test "$withval" = "no" -o "$withval" = "yes"; then
|
|
GOLD_LDADD=
|
|
else
|
|
GOLD_LDADD=$withval
|
|
fi],
|
|
[GOLD_LDADD=])
|
|
AC_SUBST(GOLD_LDADD)
|
|
|
dnl Force support for large files by default. This may need to be
|
dnl Force support for large files by default. This may need to be
|
dnl host dependent. If build == host, we can check getconf LFS_CFLAGS.
|
dnl host dependent. If build == host, we can check getconf LFS_CFLAGS.
|
LFS_CFLAGS="-D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64"
|
LFS_CFLAGS="-D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64"
|
AC_SUBST(LFS_CFLAGS)
|
AC_SUBST(LFS_CFLAGS)
|
|
|
