1 dnl Process this file with autoconf to produce a configure script.
3 m4_define([project_version], [1.4.19])
4 AC_INIT([xapian-omega], project_version, [https://xapian.org/bugs])
6 AM_INIT_AUTOMAKE([1.11 -Wportability subdir-objects tar-ustar no-dist-gzip dist-xz])
8 AC_CONFIG_SRCDIR([omega.cc])
10 AC_CONFIG_HEADERS([config.h])
12 AC_CONFIG_MACRO_DIR([m4])
14 dnl The AM_ICONV macro requires a stack of macros including AC_LIB_PROG_LD,
15 dnl which is just a copy of libtool's LT_PATH_LD with the name changed.
16 dnl We will already have run LT_PATH_LD, so make AC_LIB_PROG_LD a no-op
17 dnl as LT_PATH_LD will already have set the with_gnu_ld variable.
18 AC_DEFUN([AC_LIB_PROG_LD], [])
23 dnl -no-undefined causes problems on Solaris with Sun CC in C++11 mode, so only
24 dnl pass -no-undefined on platforms where it is required in order to link a
25 dnl shared library at all (Windows is the main one).
27 if test unsupported = "$allow_undefined_flag" ; then
28 NO_UNDEFINED=-no-undefined
30 AC_SUBST(NO_UNDEFINED)
32 dnl disable "maintainer only" rules by default
35 dnl Checks for programs.
40 # Checked: freebsd8.0 openbsd4.6 solaris2.9 solaris2.10
42 linux* | k*bsd*-gnu | freebsd* | openbsd* | solaris*)
43 dnl Vanilla libtool sets this to "unknown" which it then handles as "yes".
44 link_all_deplibs_CXX=no
50 dnl Extract search path from ldconfig which is more reliable than the way
51 dnl vanilla libtool extracts them from ld.so.conf.
52 d=`/sbin/ldconfig -N -X -v 2>&AS_MESSAGE_LOG_FD|$SED 's,^\(/.*\):\( (.*)\)\?$,\1,p;d'|tr '\n' ' '`
53 test -z "$d" || sys_lib_dlsearch_path_spec=$d
58 *-*-cygwin* | *-*-mingw* | *-*-pw32* | *-*-os2* | *-*-darwin* | *-cegcc*)
59 dnl On these platforms, libtool emits a warning if -no-install is passed,
60 dnl and uses -no-fast-install instead - the least ugly way to avoid that
61 dnl warnings seems to be to duplicate the above list of platforms from
62 dnl libtool and use -no-fast-install on them directly.
63 NO_INSTALL=-no-fast-install ;;
65 NO_INSTALL=-no-install ;;
67 AC_SUBST([NO_INSTALL])
69 dnl Probe for any options needed to enable C++11 support.
70 AX_CXX_COMPILE_STDCXX_11
72 dnl Run tests using the C++ compiler.
75 dnl Enable large file support if possible.
78 dnl Test if the compiler works with $1 added to CXXFLAGS; if it does, add $1 to
79 dnl variable $2. If the test passes, also do $3; if it fails, also do $4.
80 AC_DEFUN([XAPIAN_TEST_CXXFLAGS],
82 XTC_save_CXXFLAGS=$CXXFLAGS
83 CXXFLAGS="$CXXFLAGS $1"
84 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[]])],
85 [CXXFLAGS=$XTC_save_CXXFLAGS
88 [CXXFLAGS=$XTC_save_CXXFLAGS
92 dnl Check for xapian-core.
94 [xapian-config]regexp(project_version,
95 [^\([0-9]*\.[0-9]*[13579]\)\..*$], [-\1]))
98 dnl We want XAPIAN_CXXFLAGS to be used for configure tests.
99 save_CXXFLAGS=$CXXFLAGS
100 CXXFLAGS="$CXXFLAGS $XAPIAN_CXXFLAGS"
102 dnl We need to specify the argument types for builtin functions, or else
103 dnl AC_CHECK_DECLS fails to detect them when the compiler is clang.
104 AC_CHECK_DECLS([__builtin_add_overflow(int, int, int*),
105 __builtin_sub_overflow(int, int, int*),
106 __builtin_mul_overflow(int, int, int*)], [], [], [ ])
107 AC_CHECK_DECLS([__builtin_bswap32(uint32_t)], [], [],
108 [#include <stdint.h>])
109 AC_CHECK_DECLS([_byteswap_ulong], [], [],
110 [#include <stdlib.h>])
111 AC_CHECK_DECLS([__builtin_expect(long, long)], [], [], [ ])
112 AC_CHECK_DECLS([_addcarry_u32(unsigned char, unsigned, unsigned, unsigned*),
113 _addcarry_u64(unsigned char, unsigned __int64, unsigned __int64, unsigned __int64*),
114 _subborrow_u32(unsigned char, unsigned, unsigned, unsigned*),
115 _subborrow_u64(unsigned char, unsigned __int64, unsigned __int64, unsigned __int64*)],
116 [], [], [#include <intrin.h>])
118 dnl Check for time functions.
120 AC_CHECK_FUNCS([clock_gettime sleep nanosleep gettimeofday ftime])
121 AC_CHECK_FUNCS([gmtime_r timegm])
125 dnl For _ftime64() on mingw we need to tell it we're happy to require
126 dnl MSVCRT 6.10 or higher, which isn't too onerous a requirement it seems.
127 AC_DEFINE([__MSVCRT_VERSION__], [0x0601], [Define on mingw to the minimum msvcrt version to assume])
128 AC_DEFINE([MINGW_HAS_SECURE_API], [1], [Define on mingw to get _s suffixed "secure" functions declared in headers])
132 AC_ARG_ENABLE(documentation,
133 [AS_HELP_STRING([--enable-documentation], [enable make rules to rebuild documentation [default=maintainer-mode]])],
134 [case ${enableval} in
136 *) AC_MSG_ERROR([bad value ${enableval} for --enable-documentation]) ;;
138 test -z "$enable_documentation" && enable_documentation=$USE_MAINTAINER_MODE
139 AM_CONDITIONAL(DOCUMENTATION_RULES, test x"$enable_documentation" = xyes)
140 AM_CONDITIONAL(MAINTAINER_NO_DOCS, test x"$USE_MAINTAINER_MODE$enable_documentation" = xyesno)
143 if test "`pwd`" != "`cd $srcdir;pwd`" ; then
146 AM_CONDITIONAL([VPATH_BUILD], [test yes = "$vpath_build"])
148 dnl Check for headers.
149 AC_CHECK_HEADERS([strings.h sys/select.h], [], [], [ ])
150 AC_CHECK_HEADERS([sys/time.h]dnl
151 [sys/resource.h sys/socket.h sys/sysctl.h vm/vm_param.h]dnl
152 [sys/vmmeter.h sys/sysmp.h sys/sysinfo.h sys/pstat.h],
153 [], [], [#include <sys/types.h>])
155 dnl Check for zlib.h.
156 AC_CHECK_HEADERS([zlib.h], [], [
157 AC_MSG_ERROR([zlib.h not found])
160 dnl Check for zlibVersion in -lz.
163 dnl mingw build needs -lzlib or -lzdll.
164 AC_SEARCH_LIBS([zlibVersion], [z zlib zdll], [], [
165 AC_MSG_ERROR([zlibVersion() not found in -lz, -lzlib, or -lzdll (you may need to install the zlib1g-dev or zlib-devel package)])
168 AC_SUBST([ZLIB_LIBS])
171 dnl POSIX requires setenv(). The final Unix-like platform without it seems
172 dnl to have been Solaris 9, which is now out of support.
174 dnl Microsoft don't provide setenv() and have marked putenv() as deprecated, so
175 dnl we use _putenv_s() to avoid deprecation warnings with MSVC. It's also a
176 dnl more similar interface to setenv() so easier to implement a setenv() wrapper
177 dnl around. We probe for both the function and a declaration since mingw
178 dnl doesn't currently (v3.20) declare it but it is present in the C runtime DLL
179 dnl so we can provide our own declaration to access it.
180 AC_CHECK_FUNCS([setenv _putenv_s])
181 AC_CHECK_DECLS([_putenv_s(const char*, const char*)], [], [],
182 [#include <stdlib.h>])
184 dnl libmagic used to detect MIME types for files we don't detect by extension.
185 AC_CHECK_HEADERS([magic.h])
186 if test $ac_cv_header_magic_h != yes ; then
187 if test -r /etc/debian_version ; then
190 pkg="file-devel (or maybe libmagic-devel)"
192 AC_MSG_ERROR([libmagic required but magic.h not found. If you're installing from packages, you probably need to install a package called something like $pkg in order to be able to build $PACKAGE_NAME.])
195 dnl On mingw there are several dependent libraries, so AC_CHECK_LIB would
196 dnl fail - we'd have to use LT_OUTPUT and then perform the test link with
197 dnl libtool, but we've checked for magic.h, so checking the library would
198 dnl not really gain us much - we know it is -lmagic.
200 AC_SUBST([MAGIC_LIBS])
202 if test $ac_cv_func_ftime = yes ; then
203 dnl See if ftime returns void (as it does on mingw)
204 AC_MSG_CHECKING([return type of ftime])
206 [AC_LANG_PROGRAM([[#include <sys/timeb.h>]],
207 [[struct timeb tp; int i = ftime(&tp);]])],
208 [AC_MSG_RESULT([int])],
209 [AC_MSG_RESULT([void])
210 AC_DEFINE([FTIME_RETURNS_VOID], [1], [Define if ftime returns void])])
213 dnl mingw (for instance) lacks ssize_t
220 dnl Use for Unix permission checks.
221 AC_CHECK_FUNCS([getgrouplist])
223 dnl See if getgrouplist() takes gid_t * (e.g. Linux) or int * (e.g. OS X).
224 if test $ac_cv_func_getgrouplist = yes ; then
226 [AC_LANG_PROGRAM([[#include <grp.h>
227 #include <unistd.h>]],
228 [[int g[10]; int n = 10; return getgrouplist("root", 1, g, &n) == -1;]])],
229 [AC_DEFINE([GETGROUPLIST_TAKES_INT_P], 1, [Define if getgrouplist takes int *])],
233 dnl Check for lstat() (not available under mingw for example).
234 AC_CHECK_FUNCS(lstat)
236 dnl Add in portable replacement for mkdtemp() on platforms which lack it.
237 AC_CHECK_FUNCS(mkdtemp)
238 AM_CONDITIONAL(NEED_MKDTEMP, [test yes != "$ac_cv_func_mkdtemp"])
240 dnl Add in portable replacement for strptime() on platforms which lack it.
241 AC_CHECK_FUNCS(strptime)
242 AM_CONDITIONAL(NEED_STRPTIME, [test yes != "$ac_cv_func_strptime"])
244 dnl Need a full link check for posix_fadvise.
249 # define _POSIX_C_SOURCE 200112L /* for posix_fadvise from fcntl.h */
253 posix_fadvise(1, 0, 0, POSIX_FADV_NOREUSE);
254 posix_fadvise(1, 0, 0, POSIX_FADV_SEQUENTIAL);
255 posix_fadvise(1, 0, 0, POSIX_FADV_DONTNEED);
257 [AC_DEFINE(HAVE_POSIX_FADVISE, 1, [Define to 1 if you have the 'posix_fadvise' function])]
260 dnl omindex uses fork(), socketpair(), and setrlimit() to impose resource
261 dnl limits on filter programs.
262 AC_CHECK_FUNCS([mmap fork setrlimit sysmp pstat_getdynamic setpgid sigaction])
264 dnl -lxnet is needed on Solaris and apparently on HP-UX too.
265 AC_SEARCH_LIBS([socketpair], [xnet],
266 [AC_DEFINE(HAVE_SOCKETPAIR, 1,
267 [Define to 1 if you have the 'socketpair' function])])
269 dnl fnmatch() is used to match ignore pattern.
270 AC_CHECK_FUNCS([fnmatch])
272 dnl mingw has _snprintf so check for that too.
273 AC_MSG_CHECKING([for snprintf])
274 AC_CACHE_VAL([xo_cv_func_snprintf],
276 xo_cv_func_snprintf=no
277 for func in snprintf _snprintf ; do
285 char buffer[4] = "abc";
286 int res = $func(buffer, 4, "%s", "XYZ");
290 [xo_cv_func_snprintf=$func;break],
295 AC_MSG_RESULT([$xo_cv_func_snprintf])
296 if test "$xo_cv_func_snprintf" != no ; then
297 AC_DEFINE_UNQUOTED([SNPRINTF], [$xo_cv_func_snprintf],
298 [Define to the name of a function implementing snprintf but not caring about ISO C99 return value semantics (if one exists)])
301 AC_CHECK_MEMBERS([struct tm.tm_gmtoff], [], [], [#include <time.h>])
304 [AS_HELP_STRING([--with-iconv], [force use of iconv (error if not found)])
305 AS_HELP_STRING([--without-iconv], [don't use iconv])],
306 [with_iconv=$withval], [with_iconv=auto])
308 if test no != "$with_iconv" ; then
309 dnl AM_ICONV modifies CPPFLAGS if it succeeds which is undesirable (configure
310 dnl shouldn't modify user variables like CPPFLAGS) so save and restore
311 dnl CPPFLAGS around it. We then add INCICONV where needed instead.
312 save_CPPFLAGS=$CPPFLAGS
314 CPPFLAGS=$save_CPPFLAGS
316 if test yes = "$with_iconv" && test yes != "$am_cv_func_iconv" ; then
317 AC_MSG_ERROR([iconv not found, but --with-iconv specified])
321 dnl Check processor endianness.
324 dnl Check for perl. Needed for outlookmsg2html script.
325 dnl (And in maintainer-mode, also to make man pages from "--help" output, and
326 dnl to make the omegascript vim syntax mode.)
327 AC_PATH_PROG(PERL, perl, [])
328 AC_ARG_VAR([PERL], [Perl interpreter])
329 test -z "$PERL" && AC_MSG_ERROR([perl is required])
331 if test x"$enable_documentation" = xyes; then
332 dnl Check for help2man. (Needed to make man pages from "--help" output).
333 AC_PATH_PROG(HELP2MAN, help2man, [])
334 AC_ARG_VAR([HELP2MAN], [help2man man page generator])
335 test -z "$HELP2MAN" && AC_MSG_ERROR([help2man is required to build documentation])
337 dnl Check for rst2html. (Needed to make HTML from reStructuredText format)
338 dnl Also look for rst2html.py, which archlinux reportedly installs it as.
339 AC_PATH_PROGS(RST2HTML, [rst2html rst2html.py], [])
340 AC_ARG_VAR([RST2HTML], [reST to HTML convertor])
341 test -z "$RST2HTML" && AC_MSG_ERROR([rst2html is required to build documentation])
344 pcre_runtime_installed() {
345 dnl Simple check to see if the problem is likely to be that we're using a
346 dnl "packaged" pcre but only have the runtime package installed.
347 for sfx in '' 32 64 ; do
348 set /usr/lib$sfx/libpcre2-*.so.*
349 if test "/usr/lib$sfx/libpcre2-*.so.*" != "$1" ; then
350 if test -r /etc/debian_version ; then
361 PCRE2_LIBS_FLAG=--libs8
362 AC_ARG_VAR(PCRE2_CONFIG, [Location of pcre2-config])
363 if test -z "$PCRE2_CONFIG" ; then
364 AC_ARG_VAR(PKG_CONFIG, [Location of pkg-config])
365 AC_PATH_TOOL(PKG_CONFIG, [pkg-config])
366 if test -n "$PKG_CONFIG" ; then
367 pcre_try="$PKG_CONFIG libpcre2-8"
368 if $pcre_try 2>/dev/null ; then
369 PCRE2_CONFIG=$pcre_try
370 PCRE2_LIBS_FLAG=--libs
372 if pcre_runtime_installed ; then
373 AC_MSG_ERROR(['$pcre_try' failed, but the PCRE2 runtime library seems to be installed. If you've installed PCRE2 from a package, you probably need to install an extra package called something like $pkg in order to be able to build $PACKAGE_NAME.])
375 AC_MSG_ERROR(['$pcre_try' failed. If the PCRE2 library is installed, you need to add PCRE2_CONFIG=/path/to/pcre2-config to your configure command.])
379 dnl Fall back to looking for pcre2-config, but that's not installed on PATH
380 dnl with the platform tuple prefixed (at least under MXE), so preferring
381 dnl 'pkg-config libpcre2' works better when cross-compiling.
382 AC_PATH_TOOL(PCRE2_CONFIG, [pcre2-config])
383 if test -z $PCRE2_CONFIG ; then
384 if pcre_runtime_installed ; then
385 AC_MSG_ERROR([Can't find pcre2-config, although the PCRE2 runtime library seems to be installed. If you've installed PCRE2 from a package, you probably need to install an extra package called something like $pkg in order to be able to build $PACKAGE_NAME.])
387 AC_MSG_ERROR([Can't find pcre2-config. If the PCRE2 library is installed, you need to add PCRE2_CONFIG=/path/to/pcre2-config to your configure command.])
392 PCRE2_CFLAGS=`$PCRE2_CONFIG --cflags`
393 PCRE2_LIBS=`$PCRE2_CONFIG $PCRE2_LIBS_FLAG`
394 AC_SUBST(PCRE2_CFLAGS)
397 dnl ******************************
398 dnl * Set special compiler flags *
399 dnl ******************************
401 dnl Set flags to control warnings (enable more, or disable annoying ones).
402 if test yes = "$GXX"; then
403 dnl Intel's C++ compiler and clang both lie and define __GNUC__, so check which
404 dnl we actually have, as neither is really 100% compatible.
405 case `echo __INTEL_COMPILER __clang__|$CXX -E - 2>&AS_MESSAGE_LOG_FD|grep -v '^#'` in
406 *__INTEL_COMPILER*__clang__*)
407 dnl GCC (since neither substituted):
409 dnl The exact format of g++ --version seems to change with almost every
410 dnl minor release so use the preprocessor macros which should be more
412 AC_MSG_CHECKING([for version of $CXX])
413 gxx_version=`echo __GNUC__.__GNUC_MINOR__.__GNUC_PATCHLEVEL__|$CXX -E -|sed '/^#/d;s/ //g'`
414 AC_MSG_RESULT([GCC $gxx_version])
416 dnl -Wundef was supported by g++ 3.0.
418 dnl -Wlogical-op and -Wmissing-declarations (for C++) were added in
421 dnl -Wdouble-promotion was added in GCC 4.6.
423 dnl -Winit-self was added in GCC 3.4, but for GCC < 4.7 g++ always
424 dnl warns for this case with -Wuninitialized (implied by -W). We
425 dnl don't intend to use this idiom, so any instances are bugs we'd
426 dnl like to know about.
428 dnl All the other options were supported by g++ 2.95.
429 AM_CXXFLAGS="$AM_CXXFLAGS -Wall -W -Wredundant-decls -Wpointer-arith -Wcast-qual -Wcast-align -Wformat-security -fno-gnu-keywords -Wundef -Woverloaded-virtual -Wstrict-null-sentinel -Wshadow -Wstrict-overflow=1 -Wlogical-op -Wmissing-declarations -Wdouble-promotion -Winit-self"
432 [[0123]].*|4.[[0-6]].*)
433 AC_MSG_ERROR([Xapian requires GCC 4.7 or later])
438 AM_CXXFLAGS="$AM_CXXFLAGS -Wduplicated-cond"
441 AM_CXXFLAGS="$AM_CXXFLAGS -Wduplicated-cond -Wduplicated-branches"
446 dnl -Wold-style-cast is interesting, but triggers for macros from
447 dnl system headers (e.g. FD_SET). GCC 4.8 improved this by making
448 dnl -ftrack-macro-expansion=2 the default, but we still see such
449 dnl warnings on some platforms for some reason (e.g. Cygwin with GCC
450 dnl 5.4.0 warns about FD_SET, and on Debian with GCC 4.9.2 we see
451 dnl warnings from zlib.h).
453 dnl Automatically add -Werror if maintainer mode is enabled.
454 if test x$USE_MAINTAINER_MODE = xyes; then
455 AM_CXXFLAGS="$AM_CXXFLAGS -Werror"
459 dnl Intel's compiler (since __clang__ not substituted):
461 dnl -w1 stops the avalanche of uninteresting "remark" messages.
462 dnl -wd... disables warnings which don't have good code workarounds.
463 AM_CXXFLAGS="$AM_CXXFLAGS -Wall -w1 -wd177,1572"
465 dnl Automatically add -Werror if maintainer mode is enabled.
466 if test x$USE_MAINTAINER_MODE = xyes; then
467 AM_CXXFLAGS="$AM_CXXFLAGS -Werror"
471 dnl clang (since __INTEL_COMPILER not substituted):
473 dnl These options all work at least as far back as clang++ 3.0:
474 AM_CXXFLAGS="$AM_CXXFLAGS -Wall -W -Wredundant-decls -Wpointer-arith -Wcast-qual -Wcast-align -Wformat-security -fno-gnu-keywords -Wundef -Woverloaded-virtual -Wshadow -Wstrict-overflow=1 -Wmissing-declarations -Winit-self"
476 dnl Automatically add -Werror if maintainer mode is enabled.
477 if test x$USE_MAINTAINER_MODE = xyes; then
478 AM_CXXFLAGS="$AM_CXXFLAGS -Werror"
483 dnl Not GCC, nor a compiler masquerading as GCC.
486 dnl +w turns on more warnings.
487 dnl +wlint turns on "lint-like" warnings.
488 dnl +W<n1>,<n2>,... suppresses warnings n1, n2, ...
489 dnl 2340 (remark) "value copied to temporary, reference to temporary
490 dnl use", in: throw Xapian::UnimplementedError("...");
491 dnl 2401 "destructor for base class ... is non-virtual" (we don't need a
492 dnl virtual destructor for intrusive_base, since we never delete
493 dnl its subclasses by a intrusive_base *).
494 dnl 3348 "declaration hides constant ..." which seems to misfire!
495 dnl 4255 (remark) "padding size of struct "..." with ... bytes to
496 dnl alignment boundary".
497 dnl 4273 "floating-point equality and inequality comparisons may be
498 dnl inappropriate due to roundoff common in floating-point computation"
499 dnl No obvious workaround for when you really do want == or !=.
500 dnl 4285 "operator= does not have a check for the source and destination
501 dnl addresses being non-identical" - fires for AutoPtr which
502 dnl includes such a check indirectly (internaltest's autoptr1 check this).
503 dnl 20201 "Memory leak is detected" which triggers for "return new Foo;"!
504 AM_CXXFLAGS="$AM_CXXFLAGS +w +wlint +W2340,2401,3348,4255,4273,4285,20201" ;;
506 dnl Sun's C++ compiler.
508 dnl We use -errtags to report the tag for each warning emitted.
510 dnl We use -erroff to suppress some unhelpful warnings:
512 dnl oklambdaretmulti warns about a lambda with more than one return
513 dnl statement even if they all return the same type.
515 dnl voidretw warns about functions failing to return a value even when the
516 dnl function ends with a "throw" statement. That's just unhelpful noise,
517 dnl and adding a dummy "return" after "throw" seems a worse solution than
518 dnl simply disabling this warning - any genuinely missing return statements
519 dnl will get reported by compilers with superior warning machinery.
520 XAPIAN_TEST_CXXFLAGS([-errtags -erroff=oklambdaretmulti,voidretw], [AM_CXXFLAGS])
526 [/* Disable stupid MSVC "performance" warning for converting int to bool. */
528 # pragma warning(disable:4800)
531 /* Default to enabling _FORTIFY_SOURCE at level 2. It shouldn't cause a
532 * problem to define it where it's not supported.
534 * Check if _FORTIFY_SOURCE is already defined to allow the user to override
535 * our choice with "./configure CPPFLAGS=-D_FORTIFY_SOURCE=0" or "...=1".
537 #if defined __GNUC__ && !defined _FORTIFY_SOURCE
538 # define _FORTIFY_SOURCE 2
540 /* Both mingw32 and mingw-w64 define __MINGW32__. */
542 # ifdef __MINGW64_VERSION_MAJOR
543 /* Enabling _FORTIFY_SOURCE on newer mingw-w64 requires linking with -lssp so
544 * we simply don't automatically enable it there.
546 # undef _FORTIFY_SOURCE
551 /* For compilers which support it (such as GCC, clang, Intel's C++ compiler)
552 * we can use __builtin_expect to give the compiler hints about branch
553 * prediction. See HACKING for how to use these.
555 #if HAVE_DECL___BUILTIN_EXPECT
556 /* The arguments of __builtin_expect() are both long, so use !! to ensure that
557 * the first argument is always an integer expression, and always 0 or 1, but
558 * still has the same truth value for the if or while it is used in.
560 # define rare(COND) __builtin_expect(!!(COND), 0)
561 # define usual(COND) __builtin_expect(!!(COND), 1)
563 # define rare(COND) (COND)
564 # define usual(COND) (COND)
568 AC_SUBST([AM_CXXFLAGS])
570 dnl Restore CXXFLAGS to those the user specified or autoconf defaulted to.
571 CXXFLAGS=$save_CXXFLAGS
573 dnl Required for auto regeneration to work in a combined maintainer-mode tree.
574 : ${AUTOM4TE=autom4te}
577 dnl **************************
578 dnl * Build the output files *
579 dnl **************************
586 dnl Allow AC_CONFIG_FILES with chmod +x without having to repeat the filename.
587 AC_DEFUN([SCRIPT_TEMPLATE], [AC_CONFIG_FILES([$1], [chmod +x "$1"])])
588 SCRIPT_TEMPLATE([makemanpage])
589 SCRIPT_TEMPLATE([mhtml2html])
590 SCRIPT_TEMPLATE([outlookmsg2html])
591 SCRIPT_TEMPLATE([rfc822tohtml])
592 SCRIPT_TEMPLATE([vcard2text])