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Diffstat (limited to 'contrib/gcclibs/libcpp/configure.ac')
| -rw-r--r-- | contrib/gcclibs/libcpp/configure.ac | 151 |
1 files changed, 151 insertions, 0 deletions
diff --git a/contrib/gcclibs/libcpp/configure.ac b/contrib/gcclibs/libcpp/configure.ac new file mode 100644 index 0000000..e32d823 --- /dev/null +++ b/contrib/gcclibs/libcpp/configure.ac @@ -0,0 +1,151 @@ +# -*- 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_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*-*-* | parisc*64*-*-* | \ + i[34567]86-*-darwin* | \ + i[34567]86-*-solaris2.1[0-9]* | \ + mips*-*-* | \ + mmix-*-* | \ + powerpc*-*-* | \ + rs6000*-*-* | \ + s390*-*-* | \ + sparc64*-*-* | ultrasparc-*-freebsd* | \ + sparcv9-*-solaris2* | \ + sparc-*-solaris2.[789] | sparc-*-solaris2.1[0-9]* | \ + sh[123456789l]*-*-*) + need_64bit_hwint=yes ;; + *) + 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 |
