Imported gcc-4.4.3

[msp430-gcc.git] / libcpp / configure.ac

diff --git a/libcpp/configure.ac b/libcpp/configure.ac
new file mode 100644 (file)
index 0000000..fd09865
--- /dev/null
+++ b/libcpp/configure.ac
@@ -0,0 +1,158 @@
+#                                               -*- Autoconf -*-
+# Process this file with autoconf to produce a configure script.
+
+AC_PREREQ(2.59)
+AC_INIT(cpplib, [ ], gcc-bugs@gcc.gnu.org, cpplib)
+AC_CONFIG_SRCDIR(ucnid.h)
+AC_CONFIG_MACRO_DIR(../config)
+AC_CANONICAL_SYSTEM
+
+# Checks for programs.
+AC_PROG_MAKE_SET
+AC_PROG_INSTALL
+AC_PROG_CC
+AC_PROG_RANLIB
+
+MISSING=`cd $ac_aux_dir && ${PWDCMD-pwd}`/missing
+AC_CHECK_PROGS([ACLOCAL], [aclocal], [$MISSING aclocal])
+AC_CHECK_PROGS([AUTOCONF], [autoconf], [$MISSING autoconf])
+AC_CHECK_PROGS([AUTOHEADER], [autoheader], [$MISSING autoheader])
+
+# Figure out what compiler warnings we can enable.
+# See config/warnings.m4 for details.
+
+ACX_PROG_CC_WARNING_OPTS([-W -Wall -Wwrite-strings -Wstrict-prototypes \
+                         -Wmissing-prototypes -Wold-style-definition \
+                         -Wmissing-format-attribute])
+ACX_PROG_CC_WARNING_ALMOST_PEDANTIC([-Wno-long-long])
+
+# Only enable with --enable-werror-always until existing warnings are
+# corrected.
+ACX_PROG_CC_WARNINGS_ARE_ERRORS([manual])
+
+# Dependency checking.
+ZW_CREATE_DEPDIR
+ZW_PROG_COMPILER_DEPENDENCIES([CC])
+
+# Checks for header files.
+AC_HEADER_TIME
+ACX_HEADER_STRING
+AC_CHECK_HEADERS(iconv.h locale.h fcntl.h limits.h stddef.h \
+       stdlib.h strings.h string.h sys/file.h unistd.h)
+
+# Checks for typedefs, structures, and compiler characteristics.
+AC_C_CONST
+AC_C_INLINE
+AC_FUNC_OBSTACK
+AC_TYPE_OFF_T
+AC_TYPE_SIZE_T
+AC_CHECK_TYPE(ssize_t, int)
+AC_STRUCT_TM
+AC_CHECK_SIZEOF(int)
+AC_CHECK_SIZEOF(long)
+define(libcpp_UNLOCKED_FUNCS, clearerr_unlocked feof_unlocked dnl
+  ferror_unlocked fflush_unlocked fgetc_unlocked fgets_unlocked dnl
+  fileno_unlocked fprintf_unlocked fputc_unlocked fputs_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)))
+
+# Checks for library functions.
+AC_FUNC_ALLOCA
+AC_HEADER_STDC
+AM_LANGINFO_CODESET
+ZW_GNU_GETTEXT_SISTER_DIR
+
+AC_CACHE_CHECK(for uchar, gcc_cv_type_uchar,
+[AC_TRY_COMPILE([
+#include <sys/types.h>
+],
+[if ((uchar *)0) return 0;
+ if (sizeof(uchar)) return 0;],
+ac_cv_type_uchar=yes, ac_cv_type_uchar=no)])
+if test $ac_cv_type_uchar = yes; then
+  AC_DEFINE(HAVE_UCHAR, 1,
+  [Define if <sys/types.h> defines \`uchar'.])
+fi
+
+AM_ICONV
+
+# More defines and substitutions.
+PACKAGE="$PACKAGE_TARNAME"
+AC_DEFINE_UNQUOTED(PACKAGE, "$PACKAGE", [Define to the name of this package.])
+AC_SUBST(PACKAGE)
+
+if test "x$enable_nls" != xno; then
+  USED_CATALOGS='$(CATALOGS)'
+else
+  USED_CATALOGS=
+fi
+AC_SUBST(USED_CATALOGS)
+
+AC_ARG_ENABLE(maintainer-mode,
+[  --enable-maintainer-mode enable rules only needed by maintainers],,
+enable_maintainer_mode=no)
+
+if test "x$enable_maintainer_mode" = xno; then
+  MAINT='#'
+else
+  MAINT=
+fi
+AC_SUBST(MAINT)
+
+AC_ARG_ENABLE(checking,
+[  --enable-checking      enable expensive run-time checks],,
+enable_checking=no)
+
+if test $enable_checking != no ; then
+  AC_DEFINE(ENABLE_CHECKING, 1,
+[Define if you want more run-time sanity checks.])
+fi
+
+m4_changequote(,)
+case $target in
+       alpha*-*-* | \
+       arm*-*-*eabi* | \
+       arm*-*-symbianelf* | \
+       x86_64-*-* | \
+       ia64-*-* | \
+       hppa*64*-*-* | \
+       i[34567]86-*-darwin* | \
+       i[34567]86-*-solaris2.1[0-9]* | \
+       mips*-*-* | \
+       mmix-*-* | \
+       powerpc*-*-* | \
+       rs6000*-*-* | \
+       s390*-*-* | \
+       sparc*-*-* | \
+       spu-*-* | \
+       sh[123456789lbe]*-*-* | sh-*-*)
+               need_64bit_hwint=yes ;;
+       i[34567]86-*-linux*)
+               if test "x$enable_targets" = xall; then
+                       need_64bit_hwint=yes
+               else
+                       need_64bit_hwint=no
+               fi
+               ;;
+       *)
+               need_64bit_hwint=no ;;
+esac
+
+case $need_64bit_hwint:$ac_cv_sizeof_long in
+       *:8 | no:*) host_wide_int=long ;;
+       *) host_wide_int='long long' ;;
+esac
+m4_changequote([,])
+
+AC_DEFINE_UNQUOTED(HOST_WIDE_INT, $host_wide_int,
+[Define to the widest efficient host integer type at least
+   as wide as the target's size_t type.])
+
+# Output.
+
+AC_CONFIG_HEADERS(config.h:config.in, [echo timestamp > stamp-h1])
+AC_CONFIG_FILES(Makefile)
+AC_OUTPUT