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Diffstat (limited to 'gcc-4.3.1/fixincludes/configure.ac')
-rw-r--r-- | gcc-4.3.1/fixincludes/configure.ac | 112 |
1 files changed, 112 insertions, 0 deletions
diff --git a/gcc-4.3.1/fixincludes/configure.ac b/gcc-4.3.1/fixincludes/configure.ac new file mode 100644 index 000000000..6b03130b2 --- /dev/null +++ b/gcc-4.3.1/fixincludes/configure.ac @@ -0,0 +1,112 @@ +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* | \ + x86_64-*-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 |