* machmode.h (to_machine_mode): New.

[pf3gnuchains/gcc-fork.git] / gcc / aclocal.m4

diff --git a/gcc/aclocal.m4 b/gcc/aclocal.m4
index 38c10c8..9e7da1f 100644 (file)
--- a/gcc/aclocal.m4
+++ b/gcc/aclocal.m4
@@ -1,7 +1,5 @@
-m4_include([../config/accross.m4])
 m4_include([../config/acx.m4])
 m4_include([../config/gettext-sister.m4])
-m4_include([../config/gcc-lib-path.m4])
 m4_include([../config/iconv.m4])
 m4_include([../config/lcmessage.m4])
 m4_include([../config/lib-ld.m4])
@@ -126,7 +124,12 @@ else
   then
     gcc_cv_prog_LN_S=ln
   else
-    gcc_cv_prog_LN_S=cp
+    if cp -p conftestdata_f conftestdata_t 2>/dev/null
+    then
+      gcc_cv_prog_LN_S="cp -p"
+    else
+      gcc_cv_prog_LN_S=cp
+    fi
   fi
 fi
 rm -f conftestdata_f conftestdata_t
@@ -138,7 +141,7 @@ else
   if test "$gcc_cv_prog_LN_S" = "ln"; then
     AC_MSG_RESULT([no, using ln])
   else
-    AC_MSG_RESULT([no, and neither does ln, so using cp])
+    AC_MSG_RESULT([no, and neither does ln, so using $gcc_cv_prog_LN_S])
   fi
 fi
 AC_SUBST(LN_S)dnl
@@ -405,26 +408,19 @@ else
 fi
 fi])
 
-dnl Checking for long long.
-dnl By Caolan McNamara <caolan@skynet.ie>
-dnl Added check for __int64, Zack Weinberg <zackw@stanford.edu>
-dnl
-AC_DEFUN([gcc_AC_C_LONG_LONG],
-[AC_CACHE_CHECK(for long long int, ac_cv_c_long_long,
-  [AC_TRY_COMPILE(,[long long int i;],
-         ac_cv_c_long_long=yes,
-         ac_cv_c_long_long=no)])
-  if test $ac_cv_c_long_long = yes; then
-    AC_DEFINE(HAVE_LONG_LONG, 1,
-      [Define if your compiler supports the \`long long' type.])
-  fi
-AC_CACHE_CHECK(for __int64, ac_cv_c___int64,
-  [AC_TRY_COMPILE(,[__int64 i;],
-       ac_cv_c___int64=yes,
-       ac_cv_c___int64=no)])
-  if test $ac_cv_c___int64 = yes; then
-    AC_DEFINE(HAVE___INT64, 1,
-      [Define if your compiler supports the \`__int64' type.])
+dnl From Bruno Haible.
+
+AC_DEFUN([AM_LANGINFO_CODESET],
+[
+  AC_CACHE_CHECK([for nl_langinfo and CODESET], am_cv_langinfo_codeset,
+    [AC_TRY_LINK([#include <langinfo.h>],
+      [char* cs = nl_langinfo(CODESET);],
+      am_cv_langinfo_codeset=yes,
+      am_cv_langinfo_codeset=no)
+    ])
+  if test $am_cv_langinfo_codeset = yes; then
+    AC_DEFINE(HAVE_LANGINFO_CODESET, 1,
+      [Define if you have <langinfo.h> and nl_langinfo(CODESET).])
   fi
 ])
 
@@ -635,3 +631,25 @@ AC_PREREQ([2.50])dnl
 # expand $ac_aux_dir to an absolute path
 am_aux_dir=`cd $ac_aux_dir && pwd`
 ])
+
+
+dnl GCC_TARGET_TEMPLATE(KEY)
+dnl ------------------------
+dnl Define KEY as a valid configure key on the target machine.
+
+m4_define([GCC_TARGET_TEMPLATE],
+[m4_define([GCC_TARGET_TEMPLATE($1)],[])])
+
+dnl AH_TEMPLATE(KEY, DESCRIPTION)
+dnl -----------------------------
+dnl Issue an autoheader template for KEY, i.e., a comment composed of
+dnl DESCRIPTION (properly wrapped), and then #undef KEY.  Redefinition
+dnl of the macro in autoheader.m4, to support definition of only a few
+dnl keys while compiling target libraries.
+
+m4_define([AH_TEMPLATE],
+[AH_VERBATIM([$1],m4_text_wrap([$2 */], [   ], [/* ])
+m4_ifdef([GCC_TARGET_TEMPLATE($1)],[],[#ifndef USED_FOR_TARGET
+])[#undef $1]m4_ifdef([GCC_TARGET_TEMPLATE($1)],[],[
+#endif
+]))])