1 2AC_INIT(fixincludes, [ ]) 3AC_CONFIG_SRCDIR(inclhack.def) 4AC_CONFIG_AUX_DIR(..) 5m4_sinclude(../libtool.m4) 6AC_CANONICAL_SYSTEM 7AC_PROG_CC 8AC_USE_SYSTEM_EXTENSIONS 9AC_PROG_SED 10 11# Figure out what compiler warnings we can enable. 12# See config/warnings.m4 for details. 13 14ACX_PROG_CC_WARNING_OPTS([-W -Wall -Wwrite-strings -Wstrict-prototypes \ 15 -Wmissing-prototypes -Wold-style-definition \ 16 -Wmissing-format-attribute -Wno-overlength-strings]) 17ACX_PROG_CC_WARNING_ALMOST_PEDANTIC([-Wno-long-long]) 18 19# Only enable with --enable-werror-always until existing warnings are 20# corrected. 21ACX_PROG_CC_WARNINGS_ARE_ERRORS([manual]) 22 23# Determine the noncanonical target name, for directory use. 24ACX_NONCANONICAL_TARGET 25 26# Specify the local prefix 27local_prefix= 28AC_ARG_WITH(local-prefix, 29[ --with-local-prefix=DIR specifies directory to put local include], 30[case "${withval}" in 31yes) AC_MSG_ERROR(bad value ${withval} given for local include directory prefix) ;; 32no) ;; 33*) local_prefix=$with_local_prefix ;; 34esac]) 35 36# Default local prefix if it is empty 37if test x$local_prefix = x; then 38 local_prefix=/usr/local 39fi 40 41# Choose one or two-process fix methodology. Systems that cannot handle 42# bi-directional pipes must use the two process method. 43# 44AC_ARG_ENABLE([twoprocess], 45[ --enable-twoprocess Use a separate process to apply the fixes], 46[if test "x$enable_twoprocess" = xyes; then 47 TARGET=twoprocess 48else 49 TARGET=oneprocess 50fi], 51[case $host in 52 i?86-*-msdosdjgpp* | \ 53 i?86-*-mingw32* | \ 54 x86_64-*-mingw32* | \ 55 *-*-beos* | \ 56 *-*-*vms*) 57 TARGET=twoprocess 58 ;; 59 60 * ) 61 TARGET=oneprocess 62 ;; 63esac]) 64AC_SUBST(TARGET) 65 66if test $TARGET = twoprocess; then 67 AC_DEFINE(SEPARATE_FIX_PROC, 1, 68 [Define if testing and fixing are done by separate process]) 69fi 70 71case $host in 72 vax-dec-bsd* ) 73 AC_DEFINE(exit, xexit, [Define to xexit if the host system does not support atexit]) 74 AC_DEFINE(atexit, xatexit, [Define to xatexit if the host system does not support atexit]) 75 ;; 76esac 77 78AC_DEFINE_UNQUOTED([EXE_EXT], "$ac_exeext", 79 [Defined to the executable file extension on the host system]) 80 81# Checks for header files. 82AC_HEADER_STDC 83AC_CHECK_HEADERS([stddef.h stdlib.h strings.h unistd.h fcntl.h sys/file.h \ 84 sys/stat.h]) 85define(fixincludes_UNLOCKED_FUNCS, clearerr_unlocked feof_unlocked dnl 86 ferror_unlocked fflush_unlocked fgetc_unlocked fgets_unlocked dnl 87 fileno_unlocked fprintf_unlocked fputc_unlocked fputs_unlocked dnl 88 fread_unlocked fwrite_unlocked getchar_unlocked getc_unlocked dnl 89 putchar_unlocked putc_unlocked) 90AC_CHECK_FUNCS(fixincludes_UNLOCKED_FUNCS) 91AC_CHECK_DECLS([abort, asprintf, basename(char *), errno, vasprintf]) 92AC_CHECK_DECLS(m4_split(m4_normalize(fixincludes_UNLOCKED_FUNCS))) 93 94# Checks for typedefs, structures, and compiler characteristics. 95AC_C_CONST 96 97# Checks for library functions. 98GCC_AC_FUNC_MMAP_BLACKLIST 99 100AC_MSG_CHECKING([whether to enable maintainer-specific portions of Makefiles]) 101AC_ARG_ENABLE(maintainer-mode, 102[ --enable-maintainer-mode enable make rules and dependencies not useful 103 (and sometimes confusing) to the casual installer], 104 USE_MAINTAINER_MODE=$enableval, 105 USE_MAINTAINER_MODE=no) 106AC_MSG_RESULT($USE_MAINTAINER_MODE) 107if test "$USE_MAINTAINER_MODE" = yes; then 108 MAINT= 109else 110 MAINT='#' 111fi 112AC_SUBST(MAINT) 113AC_DEFINE_UNQUOTED([SED_PROGRAM], "${SED}", 114 [Defined to the best working sed program on the host system]) 115 116# Determine what GCC version number to use in filesystem paths. 117GCC_BASE_VER 118 119AC_CONFIG_HEADERS(config.h, [echo timestamp > stamp-h]) 120AC_CONFIG_FILES(Makefile mkheaders.almost:mkheaders.in) 121AC_OUTPUT 122