X-Git-Url: http://git.sourceforge.jp/view?p=pf3gnuchains%2Fgcc-fork.git;a=blobdiff_plain;f=libtool.m4;h=60121579faf990e3a0720139bba043f9547a60e6;hp=aa7e62a0e678a891270a91d03bfb64db021a93bf;hb=7cd43bf9269d9331cf726ffe7c4513846acd2b01;hpb=93221b104e65d697e910187d5297cdf5577238db

diff --git a/libtool.m4 b/libtool.m4
index aa7e62a0e67..60121579faf 100644
--- a/libtool.m4
+++ b/libtool.m4
@@ -144,6 +144,19 @@ case $host in
   # Find out which ABI we are using.
   echo '[#]line __oline__ "configure"' > conftest.$ac_ext
   if AC_TRY_EVAL(ac_compile); then
+   if test "$lt_cv_prog_gnu_ld" = yes; then
+    case `/usr/bin/file conftest.$ac_objext` in
+    *32-bit*)
+      LD="${LD-ld} -melf32bsmip"
+      ;;
+    *N32*)
+      LD="${LD-ld} -melf32bmipn32"
+      ;;
+    *64-bit*)
+      LD="${LD-ld} -melf64bmip"
+      ;;
+    esac
+   else
     case `/usr/bin/file conftest.$ac_objext` in
     *32-bit*)
       LD="${LD-ld} -32"
@@ -155,6 +168,65 @@ case $host in
       LD="${LD-ld} -64"
       ;;
     esac
+   fi
+  fi
+  rm -rf conftest*
+  ;;
+
+ia64-*-hpux*)
+  # Find out which ABI we are using.
+  echo 'int i;' > conftest.$ac_ext
+  if AC_TRY_EVAL(ac_compile); then
+    case "`/usr/bin/file conftest.o`" in
+    *ELF-32*)
+      HPUX_IA64_MODE="32"
+      ;;
+    *ELF-64*)
+      HPUX_IA64_MODE="64"
+      ;;
+    esac
+  fi
+  rm -rf conftest*
+  ;;
+
+x86_64-*linux*|ppc*-*linux*|powerpc*-*linux*|s390*-*linux*|sparc*-*linux*)
+  # Find out which ABI we are using.
+  echo 'int i;' > conftest.$ac_ext
+  if AC_TRY_EVAL(ac_compile); then
+    case "`/usr/bin/file conftest.o`" in
+    *32-bit*)
+      case $host in
+        x86_64-*linux*)
+          LD="${LD-ld} -m elf_i386"
+          ;;
+        ppc64-*linux*|powerpc64-*linux*)
+          LD="${LD-ld} -m elf32ppclinux"
+          ;;
+        s390x-*linux*)
+          LD="${LD-ld} -m elf_s390"
+          ;;
+        sparc64-*linux*)
+          LD="${LD-ld} -m elf32_sparc"
+          ;;
+      esac
+      ;;
+    *64-bit*)
+      case $host in
+        x86_64-*linux*)
+          LD="${LD-ld} -m elf_x86_64"
+          ;;
+        ppc*-*linux*|powerpc*-*linux*)
+          LD="${LD-ld} -m elf64ppc"
+          ;;
+        s390*-*linux*)
+          LD="${LD-ld} -m elf64_s390"
+          ;;
+        sparc*-*linux*)
+          LD="${LD-ld} -m elf64_sparc"
+          ;;
+      esac
+      ;;
+    esac
   fi
   rm -rf conftest*
   ;;
@@ -535,6 +607,7 @@ cygwin* | mingw* |pw32*)
   ;;
 
 darwin* | rhapsody*)
+  # this will be overwritten by pass_all, but leave it in just in case
   lt_cv_deplibs_check_method='file_magic Mach-O dynamically linked shared library'
   lt_cv_file_magic_cmd='/usr/bin/file -L'
   case "$host_os" in
@@ -545,9 +618,10 @@ darwin* | rhapsody*)
     lt_cv_file_magic_test_file='/usr/lib/libSystem.dylib'
     ;;
   esac
+  lt_cv_deplibs_check_method=pass_all
   ;;
 
-freebsd* )
+freebsd* | kfreebsd*-gnu)
   if echo __ELF__ | $CC -E - | grep __ELF__ > /dev/null; then
     case $host_cpu in
     i*86 )
@@ -568,9 +642,18 @@ gnu*)
   ;;
 
 hpux10.20*|hpux11*)
-  lt_cv_deplibs_check_method=['file_magic (s[0-9][0-9][0-9]|PA-RISC[0-9].[0-9]) shared library']
-  lt_cv_file_magic_cmd=/usr/bin/file
-  lt_cv_file_magic_test_file=/usr/lib/libc.sl
+  case $host_cpu in
+  hppa*)
+    [lt_cv_deplibs_check_method='file_magic (s[0-9][0-9][0-9]|PA-RISC[0-9].[0-9]) shared library']
+    lt_cv_file_magic_cmd=/usr/bin/file
+    lt_cv_file_magic_test_file=/usr/lib/libc.sl
+    ;;
+  ia64*)
+    [lt_cv_deplibs_check_method='file_magic (s[0-9][0-9][0-9]|ELF-[0-9][0-9]) shared object file - IA64']
+    lt_cv_file_magic_cmd=/usr/bin/file
+    lt_cv_file_magic_test_file=/usr/lib/hpux32/libc.so
+    ;;
+  esac
   ;;
 
 irix5* | irix6*)
@@ -596,17 +679,10 @@ irix5* | irix6*)
 
 # This must be Linux ELF.
 linux-gnu*)
-  case $host_cpu in
-  alpha* | hppa* | i*86 | powerpc* | sparc* | ia64* )
-    lt_cv_deplibs_check_method=pass_all ;;
-  *)
-    # glibc up to 2.1.1 does not perform some relocations on ARM
-    lt_cv_deplibs_check_method=['file_magic ELF [0-9][0-9]*-bit [LM]SB (shared object|dynamic lib )'] ;;
-  esac
-  lt_cv_file_magic_test_file=`echo /lib/libc.so* /lib/libc-*.so`
+  lt_cv_deplibs_check_method=pass_all
   ;;
 
-netbsd*)
+netbsd* | knetbsd*-gnu)
   if echo __ELF__ | $CC -E - | grep __ELF__ > /dev/null; then
     [lt_cv_deplibs_check_method='match_pattern /lib[^/\.]+\.so\.[0-9]+\.[0-9]+$']
   else
@@ -699,8 +775,9 @@ AC_DEFUN([AC_CHECK_LIBM],
 [AC_REQUIRE([AC_CANONICAL_HOST])dnl
 LIBM=
 case $host in
-*-*-beos* | *-*-cygwin* | *-*-pw32*)
+*-*-beos* | *-*-cygwin* | *-*-pw32* | *-*-darwin*)
   # These system don't have libm
+  # on darwin the libm is a symbolic link to libSystem.dylib
   ;;
 *-ncr-sysv4.3*)
   AC_CHECK_LIB(mw, _mwvalidcheckl, LIBM="-lmw")