2012-03-27 23:13:14 +00:00
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AC_PREREQ(2.64)
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AC_INIT(fixincludes, [ ])
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AC_CONFIG_SRCDIR(inclhack.def)
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AC_CONFIG_AUX_DIR(..)
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m4_sinclude(../libtool.m4)
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AC_CANONICAL_SYSTEM
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AC_PROG_CC
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AC_USE_SYSTEM_EXTENSIONS
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AC_PROG_SED
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# Figure out what compiler warnings we can enable.
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# See config/warnings.m4 for details.
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ACX_PROG_CC_WARNING_OPTS([-W -Wall -Wwrite-strings -Wstrict-prototypes \
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-Wmissing-prototypes -Wold-style-definition \
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-Wmissing-format-attribute -Wno-overlength-strings])
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ACX_PROG_CC_WARNING_ALMOST_PEDANTIC([-Wno-long-long])
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# Only enable with --enable-werror-always until existing warnings are
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# corrected.
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ACX_PROG_CC_WARNINGS_ARE_ERRORS([manual])
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# Determine the noncanonical target name, for directory use.
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ACX_NONCANONICAL_TARGET
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# Specify the local prefix
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local_prefix=
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AC_ARG_WITH(local-prefix,
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[ --with-local-prefix=DIR specifies directory to put local include],
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[case "${withval}" in
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yes) AC_MSG_ERROR(bad value ${withval} given for local include directory prefix) ;;
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no) ;;
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*) local_prefix=$with_local_prefix ;;
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esac])
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# Default local prefix if it is empty
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if test x$local_prefix = x; then
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local_prefix=/usr/local
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fi
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# Choose one or two-process fix methodology. Systems that cannot handle
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# bi-directional pipes must use the two process method.
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#
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AC_ARG_ENABLE([twoprocess],
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[ --enable-twoprocess Use a separate process to apply the fixes],
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[if test "x$enable_twoprocess" = xyes; then
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TARGET=twoprocess
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else
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TARGET=oneprocess
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fi],
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[case $host in
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i?86-*-msdosdjgpp* | \
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i?86-*-mingw32* | \
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x86_64-*-mingw32* | \
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2014-09-21 17:33:12 +00:00
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*-*-beos* | \
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*-*-*vms*)
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2012-03-27 23:13:14 +00:00
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TARGET=twoprocess
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;;
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* )
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TARGET=oneprocess
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;;
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esac])
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AC_SUBST(TARGET)
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if test $TARGET = twoprocess; then
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AC_DEFINE(SEPARATE_FIX_PROC, 1,
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[Define if testing and fixing are done by separate process])
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fi
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case $host in
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vax-dec-bsd* )
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AC_DEFINE(exit, xexit, [Define to xexit if the host system does not support atexit])
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AC_DEFINE(atexit, xatexit, [Define to xatexit if the host system does not support atexit])
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;;
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esac
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AC_DEFINE_UNQUOTED([EXE_EXT], "$ac_exeext",
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[Defined to the executable file extension on the host system])
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# Checks for header files.
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AC_HEADER_STDC
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AC_CHECK_HEADERS([stddef.h stdlib.h strings.h unistd.h fcntl.h sys/file.h \
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sys/stat.h])
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define(fixincludes_UNLOCKED_FUNCS, clearerr_unlocked feof_unlocked dnl
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ferror_unlocked fflush_unlocked fgetc_unlocked fgets_unlocked dnl
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fileno_unlocked fprintf_unlocked fputc_unlocked fputs_unlocked dnl
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fread_unlocked fwrite_unlocked getchar_unlocked getc_unlocked dnl
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putchar_unlocked putc_unlocked)
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AC_CHECK_FUNCS(fixincludes_UNLOCKED_FUNCS)
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AC_CHECK_DECLS([abort, asprintf, basename(char *), errno, vasprintf])
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AC_CHECK_DECLS(m4_split(m4_normalize(fixincludes_UNLOCKED_FUNCS)))
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# Checks for typedefs, structures, and compiler characteristics.
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AC_C_CONST
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# Checks for library functions.
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2014-09-21 17:33:12 +00:00
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GCC_AC_FUNC_MMAP_BLACKLIST
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2012-03-27 23:13:14 +00:00
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AC_MSG_CHECKING([whether to enable maintainer-specific portions of Makefiles])
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AC_ARG_ENABLE(maintainer-mode,
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[ --enable-maintainer-mode enable make rules and dependencies not useful
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(and sometimes confusing) to the casual installer],
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USE_MAINTAINER_MODE=$enableval,
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USE_MAINTAINER_MODE=no)
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AC_MSG_RESULT($USE_MAINTAINER_MODE)
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if test "$USE_MAINTAINER_MODE" = yes; then
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MAINT=
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else
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MAINT='#'
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fi
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AC_SUBST(MAINT)
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AC_DEFINE_UNQUOTED([SED_PROGRAM], "${SED}",
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[Defined to the best working sed program on the host system])
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2017-10-07 00:16:47 +00:00
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# Determine what GCC version number to use in filesystem paths.
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GCC_BASE_VER
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2012-03-27 23:13:14 +00:00
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AC_CONFIG_HEADERS(config.h, [echo timestamp > stamp-h])
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AC_CONFIG_FILES(Makefile mkheaders.almost:mkheaders.in)
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AC_OUTPUT
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