richi's fixes for c++ bootstrap

[pf3gnuchains/gcc-fork.git] / libcpp / configure.ac

diff --git a/libcpp/configure.ac b/libcpp/configure.ac
index a3ab8f5..31fb8ba 100644 (file)
--- a/libcpp/configure.ac
+++ b/libcpp/configure.ac
@@ -1,7 +1,7 @@
 #                                               -*- Autoconf -*-
 # Process this file with autoconf to produce a configure script.
 
-AC_PREREQ(2.59)
+AC_PREREQ(2.64)
 AC_INIT(cpplib, [ ], gcc-bugs@gcc.gnu.org, cpplib)
 AC_CONFIG_SRCDIR(ucnid.h)
 AC_CONFIG_MACRO_DIR(../config)
@@ -42,7 +42,7 @@ ACX_PROG_CC_WARNINGS_ARE_ERRORS([manual])
 
 # Dependency checking.
 ZW_CREATE_DEPDIR
-if test "$ENABLE_BUILD_WITH_CXX" == "no"; then
+if test "$ENABLE_BUILD_WITH_CXX" = "no"; then
 ZW_PROG_COMPILER_DEPENDENCIES([CC])
 else
 ZW_PROG_COMPILER_DEPENDENCIES([CXX])
@@ -55,14 +55,14 @@ ACX_HEADER_STRING
 # AC_CHECK_HEADERS is repeated to work around apparent autoconf 2.59 bug.  If
 # AC_CHECK_HEADERS comes after the if clause, the last AC_LANG call gets used,
 # no matter which branch is taken.
-if test "$ENABLE_BUILD_WITH_CXX" == "no"; then
+if test "$ENABLE_BUILD_WITH_CXX" = "no"; then
    AC_LANG(C)
    AC_CHECK_HEADERS(locale.h fcntl.h limits.h stddef.h \
        stdlib.h strings.h string.h sys/file.h unistd.h)
 else
    AC_LANG(C++)
    AC_CHECK_HEADERS(locale.h fcntl.h limits.h stddef.h \
-       stdlib.h strings.h string.h sys/file.h unistd.h)
+       stdlib.h strings.h string.h sys/stat.h sys/file.h unistd.h)
 fi
 
 # Checks for typedefs, structures, and compiler characteristics.
@@ -81,8 +81,8 @@ define(libcpp_UNLOCKED_FUNCS, clearerr_unlocked feof_unlocked dnl
   fread_unlocked fwrite_unlocked getchar_unlocked getc_unlocked dnl
   putchar_unlocked putc_unlocked)
 AC_CHECK_FUNCS(libcpp_UNLOCKED_FUNCS)
-AC_CHECK_DECLS(m4_split(m4_normalize(abort asprintf basename errno getopt \
-  libcpp_UNLOCKED_FUNCS vasprintf)))
+AC_CHECK_PROTOS(m4_split(m4_normalize(abort asprintf basename(char*) errno \
+  getopt libcpp_UNLOCKED_FUNCS vasprintf)))
 
 # Checks for library functions.
 AC_FUNC_ALLOCA
@@ -146,6 +146,7 @@ case $target in
        hppa*64*-*-* | \
        i[34567]86-*-darwin* | \
        i[34567]86-*-solaris2.1[0-9]* | \
+       i[34567]86-w64-mingw* | \
        mips*-*-* | \
        mmix-*-* | \
        powerpc*-*-* | \