Subversion Repositories openrisc_2011-10-31

AC_PREREQ(2.59)

AC_INIT(fixincludes, [ ])

AC_CONFIG_SRCDIR(inclhack.def)

AC_CONFIG_AUX_DIR(..)

AC_CANONICAL_SYSTEM

AC_PROG_CC

# 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 -Wno-overlength-strings])

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])

# Determine the noncanonical target name, for directory use.

ACX_NONCANONICAL_TARGET

# Specify the local prefix

local_prefix=

AC_ARG_WITH(local-prefix,

[  --with-local-prefix=DIR specifies directory to put local include],

[case "${withval}" in

yes)    AC_MSG_ERROR(bad value ${withval} given for local include directory prefix) ;;

no)     ;;

*)      local_prefix=$with_local_prefix ;;

esac])

# Default local prefix if it is empty

if test x$local_prefix = x; then

        local_prefix=/usr/local

fi

# Choose one or two-process fix methodology.  Systems that cannot handle

# bi-directional pipes must use the two process method.

#

AC_ARG_ENABLE([twoprocess],

[  --enable-twoprocess       Use a separate process to apply the fixes],

[if test "x$enable_twoprocess" = xyes; then

        TARGET=twoprocess

else

        TARGET=oneprocess

fi],

[case $host in

        i?86-*-msdosdjgpp* | \

        i?86-*-mingw32* | \

        *-*-beos* )

                TARGET=twoprocess

                ;;

        * )

                TARGET=oneprocess

                ;;

esac])

AC_SUBST(TARGET)

if test $TARGET = twoprocess; then

        AC_DEFINE(SEPARATE_FIX_PROC, 1,

                  [Define if testing and fixing are done by separate process])

fi

case $host in

        vax-dec-bsd* )

                AC_DEFINE(exit, xexit, [Define to xexit if the host system does not support atexit])

                AC_DEFINE(atexit, xatexit, [Define to xatexit if the host system does not support atexit])

                ;;

esac

AC_DEFINE_UNQUOTED([EXE_EXT], "$ac_exeext",

  [Defined to the executable file extension on the host system])

# Checks for header files.

AC_HEADER_STDC

AC_CHECK_HEADERS([stddef.h stdlib.h strings.h unistd.h fcntl.h sys/file.h \

        sys/stat.h])

define(fixincludes_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(fixincludes_UNLOCKED_FUNCS)

AC_CHECK_DECLS(m4_split(m4_normalize(abort asprintf basename errno vasprintf fixincludes_UNLOCKED_FUNCS)))

# Checks for typedefs, structures, and compiler characteristics.

AC_C_CONST

# Checks for library functions.

gcc_AC_FUNC_MMAP_BLACKLIST

AC_MSG_CHECKING([whether to enable maintainer-specific portions of Makefiles])

AC_ARG_ENABLE(maintainer-mode,

[  --enable-maintainer-mode enable make rules and dependencies not useful

                          (and sometimes confusing) to the casual installer],

      USE_MAINTAINER_MODE=$enableval,

      USE_MAINTAINER_MODE=no)

AC_MSG_RESULT($USE_MAINTAINER_MODE)

if test "$USE_MAINTAINER_MODE" = yes; then

  MAINT=

else

  MAINT='#'

fi

AC_SUBST(MAINT)

AC_CONFIG_HEADERS(config.h, [echo timestamp > stamp-h])

AC_CONFIG_FILES(Makefile mkheaders.almost:mkheaders.in)

AC_OUTPUT