1 dnl Process this file with autoconf to produce a configure script.
4 AC_INIT(src/main/main.c)
5 AC_CONFIG_AUX_DIR(config)
11 AC_DEFINE_UNQUOTED(PACKAGE, "$PACKAGE", [Package version])
12 AC_DEFINE_UNQUOTED(VERSION, "$VERSION", [Package version])
13 AC_CONFIG_HEADERS(config.h)
15 AC_CHECK_PROG(ACLOCAL,[aclocal],[aclocal],[config/missing aclocal])
16 AC_CHECK_PROG(AUTOCONF,[autoconf],[autoconf],[config/missing autoconf])
17 AC_CHECK_PROG(AUTOHEADER,[autoheader],[autoheader],[config/missing autoheader])
21 for make in gnumake gmake make false; do
22 if test "x$MAKE" = x; then
23 AC_PATH_PROGS(MAKE, "$make")
29 # Cleanup if we are configuring with a previous build in the tree
30 if test -e Makefile.config; then
31 AC_MSG_CHECKING([for previous build to clean])
32 "$MAKE" -C "$builddir/src" cleanall >/dev/null 2>/dev/null
36 dnl ===================================================================
37 dnl Load feature configuration file and start logging features.
38 dnl ===================================================================
40 features="features.conf"
41 AC_CHECK_FILE("$srcdir/$features", [ . $srcdir/$features ])
42 AC_CHECK_FILE("$builddir/$features", [ . $builddir/$features ])
43 echo "Feature summary:" > features.log
45 dnl ===================================================================
46 dnl Checks for programs.
47 dnl ===================================================================
51 AC_PATH_PROGS(AWK, "$AWK")
55 AC_PATH_PROGS(CG_COMMIT_ID, "cg-commit-id")
56 AC_PATH_PROGS(SPARSE, "sparse")
63 if test "x$CONFIG_DOC" != xno; then
64 AC_PATH_PROGS(ASCIIDOC, "asciidoc")
65 if test "x$ASCIIDOC" != "x"; then
66 EL_CONFIG(CONFIG_ASCIIDOC, [AsciiDoc])
67 EL_CONFIG(MANUAL_ASCIIDOC, [HTML (one file)])
68 EL_CONFIG(MAN_ASCIIDOC, [HTML])
71 AC_PATH_PROGS(XMLTO, "xmlto")
72 if test "x$XMLTO" != "x"; then
73 EL_CONFIG(CONFIG_XMLTO, [XmlTo])
74 EL_CONFIG(MANUAL_XMLTO, [HTML (multiple files)])
75 EL_CONFIG(MAN_XMLTO, [man (groff)])
78 AC_PATH_PROGS(JW, "jw")
79 if test "x$JW" != "x"; then
80 EL_CONFIG(CONFIG_JW, [JadeWrapper])
81 EL_CONFIG(MANUAL_JW, [PDF])
84 AC_PATH_PROGS(POD2HTML, "pod2html")
85 if test "x$POD2HTML" != "x"; then
86 EL_CONFIG(CONFIG_POD2HTML, [Pod2HTML])
90 AC_SUBST(CONFIG_ASCIIDOC)
91 AC_SUBST(CONFIG_POD2HTML)
92 AC_SUBST(CONFIG_XMLTO)
95 EL_CONFIG_DEPENDS(CONFIG_DOC, [CONFIG_ASCIIDOC CONFIG_XMLTO CONFIG_JW CONFIG_POD2HTML], [Documentation])
97 if test "$CONFIG_ASCIIDOC" = yes &&
98 test "$CONFIG_XMLTO" = yes &&
99 test "$CONFIG_JW" = yes; then
100 EL_CONFIG_DEPENDS(CONFIG_MANUAL, [MANUAL_ASCIIDOC MANUAL_XMLTO MANUAL_JW], [Manual Formats])
103 if test "$CONFIG_ASCIIDOC" = yes &&
104 test "$CONFIG_XMLTO" = yes; then
105 EL_CONFIG_DEPENDS(CONFIG_MANUAL, [MAN_ASCIIDOC MAN_XMLTO], [Man Page Formats])
108 AC_SUBST(CONFIG_ASCIIDOC)
109 AC_SUBST(CONFIG_POD2HTML)
110 AC_SUBST(CONFIG_XMLTO)
113 dnl gcc specific options (to be continued at the bottom of configure)
114 if test "x$ac_cv_prog_gcc" = "xyes"; then
115 dnl We want to see all warnings and live with none.
116 dnl We can't set up -Werror here as there may be some warnings in test
117 dnl suite of configure, and we don't want to fail them.
118 CFLAGS="$CFLAGS -Wall"
121 dnl ===================================================================
122 dnl Checks for special OSes.
123 dnl ===================================================================
125 dnl EL_CHECK_COMPILER_MACRO(define, name, flagname)
126 AC_DEFUN([EL_CHECK_COMPILER_MACROS],
128 AC_MSG_CHECKING([for $2])
131 AC_TRY_COMPILE(, [#ifndef $flag
133 #endif ], $1=yes, $1=no)
134 if test "[$]$1" = yes; then
135 EL_CONFIG([$1], [$2])
143 EL_CHECK_COMPILER_MACROS(CONFIG_OS_BEOS, [BEOS], [__BEOS__])
144 AC_SUBST(CONFIG_OS_BEOS)
146 EL_CHECK_COMPILER_MACROS(CONFIG_OS_RISCOS, [RISCOS], [__riscos__])
147 AC_SUBST(CONFIG_OS_RISCOS)
149 EL_CHECK_COMPILER_MACROS(CONFIG_OS_WIN32, [WIN32], [_WIN32 __WIN32__])
150 AC_SUBST(CONFIG_OS_WIN32)
152 EL_CHECK_COMPILER_MACROS(CONFIG_OS_OS2, [EMX], [__EMX__])
153 AC_SUBST(CONFIG_OS_OS2)
154 test "$CONFIG_OS_OS2" = yes && LDFLAGS=`echo "$LDFLAGS" | sed "s/-Zexe//g"`
156 AC_MSG_CHECKING([for UNIX])
157 dnl FIXME: some depend kind of mechanism
158 if test "$CONFIG_OS_BEOS" = no && \
159 test "$CONFIG_OS_RISCOS" = no && \
160 test "$CONFIG_OS_WIN32" = no && \
161 test "$CONFIG_OS_OS2" = no; then
162 EL_CONFIG(CONFIG_OS_UNIX, [UNIX])
166 AC_MSG_RESULT($CONFIG_OS_UNIX)
167 AC_SUBST(CONFIG_OS_UNIX)
169 dnl ===================================================================
170 dnl Checks for header files.
171 dnl ===================================================================
178 AC_CHECK_HEADERS(fcntl.h limits.h time.h unistd.h)
179 AC_CHECK_HEADERS(sigaction.h)
180 AC_CHECK_HEADERS(arpa/inet.h)
181 AC_CHECK_HEADERS(netinet/in_systm.h netinet/in_system.h netinet/ip.h)
182 AC_CHECK_HEADERS(net/if.h netdb.h netinet/in.h netinet/in6_var.h)
183 AC_CHECK_HEADERS(ifaddrs.h)
184 AC_CHECK_HEADERS(sys/cygwin.h io.h)
185 AC_CHECK_HEADERS(sys/fmutex.h)
186 AC_CHECK_HEADERS(sys/ioctl.h sys/sockio.h)
187 AC_CHECK_HEADERS(sys/resource.h)
188 AC_CHECK_HEADERS(sys/select.h)
189 AC_CHECK_HEADERS(sys/signal.h)
190 AC_CHECK_HEADERS(sys/socket.h)
191 AC_CHECK_HEADERS(sys/time.h)
192 AC_CHECK_HEADERS(sys/utsname.h)
193 AC_CHECK_HEADERS(stdint.h inttypes.h)
194 AC_CHECK_HEADERS(locale.h pwd.h)
195 AC_CHECK_HEADERS(termios.h)
198 AC_CHECK_HEADERS(sys/un.h,
199 [CONFIG_INTERLINK=yes
200 EL_CONFIG([CONFIG_INTERLINK], [interlinking])],
201 [CONFIG_INTERLINK=no])
202 AC_SUBST(CONFIG_INTERLINK)
204 dnl ===================================================================
205 dnl Checks for typedefs, structures, and compiler characteristics.
206 dnl ===================================================================
211 EL_CHECK_CODE(typeof, HAVE_TYPEOF, [], [int a; typeof(a) b;])
216 EL_CHECK_TYPE(ssize_t, int)
217 EL_CHECK_SYS_TYPE(long long, HAVE_LONG_LONG, [])
218 EL_CHECK_INT_TYPE(int32_t, HAVE_INT32_T)
219 EL_CHECK_INT_TYPE(uint32_t, HAVE_UINT32_T)
220 EL_CHECK_INT_TYPE(uint16_t, HAVE_UINT16_T)
222 AC_CHECK_SIZEOF(char, 1)
223 AC_CHECK_SIZEOF(short, 2)
224 AC_CHECK_SIZEOF(int, 4)
225 AC_CHECK_SIZEOF(long, 4)
226 test "x$HAVE_LONG_LONG" = xyes && AC_CHECK_SIZEOF(long long, 8)
228 dnl Check for variadic macros
229 EL_CHECK_CODE([variadic macros], HAVE_VARIADIC_MACROS,
231 #define a(b,c...) printf(b,##c)],
232 [a("foo");a("%s","bar");a("%s%s","baz","quux");])
234 dnl Check for -rdynamic
235 dnl FIXME: This check doesn't work. Something to do with the compiler
236 dnl happily ignoring it and stderr not being checked for error messages.
237 AC_MSG_CHECKING([for -rdynamic])
239 LDFLAGS="$LDFLAGS -rdynamic"
240 AC_TRY_LINK([], [], have_rdynamic=yes, have_rdynamic=no)
241 test "$have_rdynamic" = no && LDFLAGS="$LDFLAGS_X"
242 AC_MSG_RESULT($have_rdynamic)
244 dnl ===================================================================
245 dnl Check for POSIX <regex.h>
246 dnl ===================================================================
248 EL_CHECK_SYS_TYPE(regex_t, HAVE_REGEX_H, [#include <regex.h>])
250 dnl ===================================================================
251 dnl Checks for library functions.
252 dnl ===================================================================
254 AC_PROG_GCC_TRADITIONAL
258 AC_CHECK_FUNCS(cfmakeraw gethostbyaddr herror strerror)
259 AC_CHECK_FUNCS(popen uname access chmod alarm timegm mremap)
260 AC_CHECK_FUNCS(strcasecmp strncasecmp strcasestr strstr strchr strrchr)
261 AC_CHECK_FUNCS(memmove bcopy stpcpy strdup index isdigit mempcpy memrchr)
262 AC_CHECK_FUNCS(snprintf vsnprintf asprintf vasprintf)
263 AC_CHECK_FUNCS(getifaddrs getpwnam inet_pton inet_ntop)
264 AC_CHECK_FUNCS(fflush fsync fseeko ftello sigaction)
265 AC_CHECK_FUNCS(gettimeofday clock_gettime)
267 AC_HAVE_FUNCS(cygwin_conv_to_full_win32_path)
269 AC_CHECK_FUNCS(setenv putenv, HAVE_SETENV_OR_PUTENV=yes)
270 AC_CHECK_FUNCS(getuid, HAVE_GETUID=yes)
271 AC_CHECK_FUNCS(geteuid, HAVE_GETEUID=yes)
273 dnl These aren't probably needed now, as they are commented in links.h.
274 dnl I've no idea about their historical background, but I keep them here
275 dnl just in the case they will help later. --pasky
276 AC_CHECK_FUNCS(getpid, HAVE_GETPID=yes)
277 AC_CHECK_FUNCS(setpgid getpgid setpgrp getpgrp)
278 AC_CHECK_FUNCS(raise, HAVE_RAISE=yes)
279 AC_CHECK_FUNCS(kill, HAVE_KILL=yes)
281 if test x"$HAVE_RAISE" = x; then
282 if test x"$HAVE_KILL" = x || test x"$HAVE_GETPID" = x; then
283 AC_ERROR([Unable to emulate raise()])
287 AC_CACHE_CHECK([for __va_copy],el_cv_HAVE_VA_COPY,[
288 AC_TRY_LINK([#include <stdarg.h>
289 va_list ap1,ap2;], [__va_copy(ap1,ap2);],
290 el_cv_HAVE_VA_COPY=yes,el_cv_HAVE_VA_COPY=no)])
291 if test x"$el_cv_HAVE_VA_COPY" = x"yes"; then
292 EL_DEFINE(HAVE_VA_COPY, __va_copy)
295 AC_CACHE_CHECK([for sysconf(_SC_PAGE_SIZE)],el_cv_HAVE_SC_PAGE_SIZE,[
296 AC_TRY_LINK([#include <unistd.h>
297 ], [int page_size = sysconf(_SC_PAGE_SIZE);],
298 el_cv_HAVE_SC_PAGE_SIZE=yes,el_cv_HAVE_SC_PAGE_SIZE=no)])
299 if test x"$el_cv_HAVE_SC_PAGE_SIZE" = x"yes"; then
300 EL_DEFINE(HAVE_SC_PAGE_SIZE, _SC_PAGE_SIZE)
303 AC_CACHE_CHECK([for C99 vsnprintf],el_cv_HAVE_C99_VSNPRINTF,[
312 int bar(char *buf, const char *format, va_list ap)
314 return vsnprintf(buf, 0, format, ap);
317 void foo(const char *format, ...) {
321 va_start(ap, format);
322 len = bar(buf, format, ap);
324 if ((len != 6) && (len != 7)) exit(1); /* \n -> \r\n */
326 va_start(ap, format);
327 len = bar(buf, format, ap);
329 if ((len != 6) && (len != 7)) exit(1);
331 if (snprintf(buf, 3, "hello") != 5 || strcmp(buf, "he") != 0) exit(1);
335 main() { foo("hello\n"); }
337 el_cv_HAVE_C99_VSNPRINTF=yes,el_cv_HAVE_C99_VSNPRINTF=no,el_cv_HAVE_C99_VSNPRINTF=cross)])
338 if test x"$el_cv_HAVE_C99_VSNPRINTF" = x"yes"; then
339 EL_DEFINE(HAVE_C99_VSNPRINTF, [C99 compliant vsnprintf()])
342 AC_CHECK_LIB(dl, dlopen) # OpenSSL and Lua frequently needs it
344 dnl ===================================================================
345 dnl Checks for libraries.
346 dnl ===================================================================
348 dnl Replace `main' with a function in -lsocket:
349 AC_CHECK_FUNC(socket, cf_result=yes, cf_result=no)
350 if test "$cf_result" = no; then
351 AC_CHECK_LIB(socket, socket)
354 AC_CHECK_FUNC(setsockopt, cf_result=yes, cf_result=no)
355 if test "$cf_result" = no; then
356 AC_CHECK_LIB(socket, setsockopt)
359 AC_CHECK_FUNC(gethostbyname, cf_result=yes, cf_result=no)
360 if test "$cf_result" = no; then
361 AC_CHECK_LIB(socket, gethostbyname, cf_result=yes, cf_result=no)
362 if test "$cf_result" = no; then
363 AC_CHECK_LIB(nsl, gethostbyname)
365 test -z "`echo $LIBS | grep -- -lsocket`" && LIBS="$LIBS -lsocket"
369 dnl ===================================================================
370 dnl Checks for packaging specific options.
371 dnl ===================================================================
373 AC_ARG_WITH(xterm, [ --with-xterm how to invoke the X terminal emulator],
374 [ if test "$withval" != no && test "$withval" != yes; then
375 AC_DEFINE_UNQUOTED(XTERM, "$withval", [How to invoke XTerm])
378 dnl ===================================================================
379 dnl Checks for a libraries, optional even if installed.
380 dnl ===================================================================
382 dnl EL_CHECK_OPTIONAL_LIBRARY(define, name, header, lib, function)
383 AC_DEFUN([EL_CHECK_OPTIONAL_LIBRARY],
385 AC_MSG_CHECKING([for $2 support])
387 if test "[$]$1" != no; then
390 if test -n "$withval" && test -d "$withval"; then
391 CFLAGS="$CFLAGS -I$withval/include";
392 CPPFLAGS="$CPPFLAGS -I$withval/include";
393 LDFLAGS="$LDFLAGS -L$withval/lib";
396 AC_CHECK_HEADERS([$3], [$1=yes], [$1=no; break;])
397 if test "[$]$1" = yes; then
398 AC_CHECK_LIB([$4], [$5], [$1=yes], [$1=no])
401 if test "[$]$1" = yes; then
402 EL_CONFIG([$1], [$2])
405 if test -n "[$]WITHVAL_$1" &&
406 test "[$]WITHVAL_$1" != xno; then
407 AC_MSG_ERROR([$2 not found])
412 AC_MSG_RESULT(disabled)
416 dnl EL_CONFIG_OPTIONAL_LIBRARY(define, name, header, lib, function, confhelp)
417 AC_DEFUN([EL_CONFIG_OPTIONAL_LIBRARY],
422 AC_ARG_WITH([$2], [$6], [WITHVAL_$1="[$]withval"])
423 if test "x[$]WITHVAL_$1" = xno; then $1=no; fi
425 EL_CHECK_OPTIONAL_LIBRARY([$1], [$2], [$3], [$4], [$5])
427 EL_LOG_CONFIG([$1], [$2], [])
430 EL_CONFIG_OPTIONAL_LIBRARY(CONFIG_GPM, gpm, gpm.h, gpm, Gpm_Open,
431 [ --without-gpm disable gpm (mouse) support])
433 EL_CONFIG_OPTIONAL_LIBRARY(CONFIG_GZIP, zlib, zlib.h, z, gzdopen,
434 [ --without-zlib disable zlib support])
436 EL_CONFIG_OPTIONAL_LIBRARY(CONFIG_BZIP2, bzlib, bzlib.h, bz2, BZ2_bzReadOpen,
437 [ --without-bzlib disable bzlib support])
439 EL_CONFIG_OPTIONAL_LIBRARY(CONFIG_IDN, idn, idna.h, idn, stringprep_check_version,
440 [ --without-idn disable international domain names support])
442 dnl ===================================================================
443 dnl Bookmark and XBEL support
444 dnl ===================================================================
448 EL_ARG_ENABLE(CONFIG_BOOKMARKS, bookmarks, [Bookmarks],
449 [ --disable-bookmarks disable bookmark support])
451 # Check whether --enable-xbel or --disable-xbel was given.
452 if test "x${enable_xbel}" != xno; then
453 AC_CHECK_HEADERS(expat.h, HAVE_LIBEXPAT=yes, HAVE_LIBEXPAT=no)
455 if test "$HAVE_LIBEXPAT" = yes; then
456 AC_CHECK_LIB(expat, XML_ParserCreate, HAVE_LIBEXPAT=yes, HAVE_LIBEXPAT=no)
457 if test "$HAVE_LIBEXPAT" = yes; then
464 EL_ARG_DEPEND(CONFIG_XBEL_BOOKMARKS, xbel, [CONFIG_BOOKMARKS:yes HAVE_LIBEXPAT:yes],
466 [ --disable-xbel disable XBEL bookmark support (requires expat)])
468 if test "$CONFIG_XBEL_BOOKMARKS" != yes; then
472 dnl ===================================================================
473 dnl Checks for BSD sysmouse
474 dnl ===================================================================
476 HAVE_SYSMOUSE_HEADER="no"
478 # Either of these header files provides the (same) sysmouse interface
479 AC_CHECK_HEADERS(sys/consio.h machine/console.h, [HAVE_SYSMOUSE_HEADER="yes"])
481 dnl ===================================================================
483 dnl ===================================================================
485 if test "$CONFIG_OS_OS2" = yes; then
489 dnl ===================================================================
491 dnl ===================================================================
493 if test "$CONFIG_OS_WIN32" = yes; then
497 dnl ===================================================================
498 dnl Check for SEE (Simple Ecmascript Engine)
499 dnl ===================================================================
500 AC_ARG_WITH(see, [ --with-see enable Simple Ecmascript Engine (SEE) support],
501 [ if test "x$withval" != xno; then enable_see=yes; fi ])
503 # The following is probably bad, ugly and so on. Stolen from Guile's (1.4)
504 # SEE_FLAGS but I really don't want to require people to have Guile in order
505 # to compile CVS. Also, the macro seems to be really stupid regarding searching
506 # for Guile in $PATH etc. --pasky
508 AC_MSG_CHECKING([for SEE])
510 if test "$enable_see" = "yes"; then
512 ## Based on the SEE_FLAGS macro.
514 if test -d "$withval"; then
515 SEE_PATH="$withval:$PATH"
520 AC_PATH_PROG(SEE_CONFIG, libsee-config, no, $SEE_PATH)
522 ## First, let's just see if we can find Guile at all.
523 if test "$SEE_CONFIG" != no; then
526 SEE_LIBS="`$SEE_CONFIG --libs`"
527 SEE_CFLAGS="`$SEE_CONFIG --cppflags`"
528 LIBS="$SEE_LIBS $LIBS"
529 CPPFLAGS="$CPPFLAGS $SEE_CFLAGS"
530 EL_CONFIG(CONFIG_ECMASCRIPT_SEE, [SEE])
532 AC_SUBST(CONFIG_ECMASCRIPT_SEE)
534 if test -n "$withval" && test "x$withval" != xno; then
535 AC_MSG_ERROR([SEE not found])
537 AC_MSG_WARN([SEE support disabled])
545 dnl ===================================================================
546 dnl Check for SpiderMonkey, optional even if installed.
547 dnl ===================================================================
549 AC_ARG_WITH(spidermonkey, [ --without-spidermonkey disable SpiderMonkey Mozilla JavaScript engine support],
550 [if test "$withval" = no; then disable_spidermonkey=yes; fi])
551 AC_MSG_CHECKING([for SpiderMonkey])
556 if test -z "$disable_spidermonkey"; then
557 if test ! -d "$withval"; then
560 for spidermonkeydir in "$withval" "" /usr /usr/local /opt/spidermonkey /opt/js; do
561 for spidermonkeyinclude in "/include" "/include/js" "/include/smjs"; do
562 for spidermonkeylib in js smjs; do
563 if test "$cf_result" = no; then
564 SPIDERMONKEY_LIBS="-l$spidermonkeylib"
566 if test ! -z "$spidermonkeydir"; then
567 SPIDERMONKEY_LIBS="-L$spidermonkeydir/lib $SPIDERMONKEY_LIBS"
568 SPIDERMONKEY_CFLAGS="-I$spidermonkeydir$spidermonkeyinclude"
571 LIBS="$SPIDERMONKEY_LIBS $LIBS_X"
572 CFLAGS="$CFLAGS_X $SPIDERMONKEY_CFLAGS"
573 CPPFLAGS="$CPPFLAGS_X $SPIDERMONKEY_CFLAGS"
575 AC_TRY_LINK([#define XP_UNIX
577 [JS_GetImplementationVersion()],
578 cf_result=yes, cf_result=no)
585 AC_MSG_RESULT($cf_result)
587 if test "$cf_result" != yes; then
590 EL_CONFIG(CONFIG_SPIDERMONKEY, [SpiderMonkey])
593 AC_SUBST(SPIDERMONKEY_LIBS)
594 AC_SUBST(SPIDERMONKEY_CFLAGS)
597 if test "$CONFIG_SPIDERMONKEY" = yes &&
598 test "$CONFIG_ECMASCRIPT_SEE" != yes; then
599 EL_CONFIG(CONFIG_ECMASCRIPT_SMJS, [SpiderMonkey document scripting])
602 AC_SUBST(CONFIG_SPIDERMONKEY)
603 AC_SUBST(CONFIG_ECMASCRIPT_SMJS)
605 EL_CONFIG_DEPENDS(CONFIG_ECMASCRIPT, [CONFIG_ECMASCRIPT_SEE CONFIG_ECMASCRIPT_SMJS], [ECMAScript (JavaScript)])
608 dnl ===================================================================
609 dnl Optional Spidermonkey-based ECMAScript browser scripting
610 dnl ===================================================================
612 AC_ARG_ENABLE(sm-scripting,
613 [ --disable-sm-scripting ECMAScript browser scripting (requires Spidermonkey)],
614 [if test "$enableval" != no; then enableval="yes"; fi
615 CONFIG_SCRIPTING_SPIDERMONKEY="$enableval";])
617 if test "x$CONFIG_SPIDERMONKEY" = xyes &&
618 test "x$CONFIG_SCRIPTING_SPIDERMONKEY" = xyes; then
619 EL_CONFIG(CONFIG_SCRIPTING_SPIDERMONKEY, [SpiderMonkey])
621 CONFIG_SCRIPTING_SPIDERMONKEY=no
625 dnl ===================================================================
626 dnl Check for Guile, optional even if installed.
627 dnl ===================================================================
631 AC_ARG_WITH(guile, [ --with-guile enable Guile support],
632 [ if test "x$withval" != xno; then enable_guile=yes; fi ])
634 # The following is probably bad, ugly and so on. Stolen from Guile's (1.4)
635 # GUILE_FLAGS but I really don't want to require people to have Guile in order
636 # to compile CVS. Also, the macro seems to be really stupid regarding searching
637 # for Guile in $PATH etc. --pasky
639 AC_MSG_CHECKING([for Guile])
641 if test "$enable_guile" = "yes"; then
643 ## Based on the GUILE_FLAGS macro.
645 if test -d "$withval"; then
646 GUILE_PATH="$withval:$PATH"
651 AC_PATH_PROG(GUILE_CONFIG, guile-config, no, $GUILE_PATH)
653 ## First, let's just see if we can find Guile at all.
654 if test "$GUILE_CONFIG" != no; then
657 GUILE_LIBS="`guile-config link`"
658 GUILE_CFLAGS="`guile-config compile`"
659 LIBS="$GUILE_LIBS $LIBS"
660 CPPFLAGS="$CPPFLAGS $GUILE_CFLAGS"
661 EL_CONFIG(CONFIG_SCRIPTING_GUILE, [Guile])
662 AC_SUBST(GUILE_CFLAGS)
664 ***********************************************************************
665 The Guile support is incomplete and not so well integrated to ELinks
666 yet. That means, ie., that you have no Guile console and there might
667 not be all the necessary hooks. Also, the Guile interface is not too
668 well tested (success stories heartily welcomed!). See
669 src/scripting/guile/README for further details and hints.
670 ***********************************************************************
673 if test -n "$withval" && test "x$withval" != xno; then
674 AC_MSG_ERROR([Guile not found])
676 AC_MSG_WARN([Guile support disabled])
683 dnl ===================================================================
685 dnl ===================================================================
688 AC_ARG_WITH(perl, [ --with-perl enable Perl support],
690 if test "$withval" = yes; then
691 # FIXME: If withval is a valid directory append it to PATH
692 # so that you can specify one of several perl installations.
698 AC_MSG_CHECKING([for Perl])
704 if test "$enable_perl" = "yes"; then
705 PERL_LIBS="`perl -MExtUtils::Embed -e ldopts`"
706 PERL_CFLAGS="`perl -MExtUtils::Embed -e ccopts`"
707 LIBS="$PERL_LIBS $LIBS"
708 CFLAGS="$PERL_CFLAGS $CFLAGS"
709 CPPFLAGS="$CPPFLAGS $PERL_CFLAGS"
715 [PerlInterpreter *my_perl = perl_alloc();],
716 cf_result=yes, cf_result=no)
719 if test "$cf_result" != "yes"; then
722 EL_CONFIG(CONFIG_SCRIPTING_PERL, [Perl])
726 AC_SUBST(PERL_CFLAGS)
729 if test "$cf_result"; then AC_MSG_RESULT($cf_result); fi
730 dnl ===================================================================
732 dnl ===================================================================
735 AC_ARG_WITH(python, [ --with-python enable Python support],
737 if test "$withval" = yes; then
738 # FIXME: If withval is a valid directory append it to PATH
739 # so that you can specify one of several Python installations.
743 ***********************************************************************
744 The Python support is incomplete and not so well integrated to ELinks
745 yet. That means, ie., that you have no Python console and there might
746 not be all the necessary hooks. Also, the Python interface is not too
747 well tested (success stories heartily welcomed!).
748 ***********************************************************************
753 AC_MSG_CHECKING([for Python])
759 if test "$enable_python" = "yes"; then
760 PYTHON_LIBS="-lpython"
761 PYTHON_CFLAGS="-I`python -c 'from distutils import sysconfig; print sysconfig.get_python_inc()' 2> /dev/null`"
762 LIBS="$PYTHON_LIBS $LIBS"
763 CFLAGS="$PYTHON_CFLAGS $CFLAGS"
764 CPPFLAGS="$CPPFLAGS $PYTHON_CFLAGS"
769 cf_result=yes, cf_result=no)
772 if test "$cf_result" != "yes"; then
775 EL_CONFIG(CONFIG_SCRIPTING_PYTHON, [Python])
778 AC_SUBST(PYTHON_LIBS)
779 AC_SUBST(PYTHON_CFLAGS)
782 if test "$cf_result"; then AC_MSG_RESULT($cf_result); fi
785 dnl ===================================================================
786 dnl Check for Lua, optional even if installed.
787 dnl ===================================================================
789 dnl Do this the long way, as FreeBSD reportedly needs -L<dir> for
790 dnl anything other than /usr/lib, and Lua is very often in /usr/local/lib.
792 AC_ARG_WITH(lua, [ --without-lua disable Lua support],
793 [if test "$withval" = no; then disable_lua=yes; fi])
794 AC_MSG_CHECKING([for Lua])
799 if test -z "$disable_lua"; then
800 if test ! -d "$withval"; then
803 for luadir in "$withval" "" /usr /usr/local; do
804 for suffix in "" 50 51; do
805 if test "$cf_result" = no; then
806 LUA_LIBS="-llua$suffix -llualib$suffix -lm"
808 if test ! -z "$luadir"; then
809 LUA_LIBS="-L$luadir/lib $LUA_LIBS"
810 LUA_CFLAGS="-I$luadir/include -I$luadir/include/lua$suffix"
813 LIBS="$LUA_LIBS $LIBS_X"
814 CFLAGS="$CFLAGS_X $LUA_CFLAGS"
815 CPPFLAGS="$CPPFLAGS_X $LUA_CFLAGS"
817 # Check that it is a compatible Lua version
818 AC_TRY_LINK([ #include <lua.h>
819 #include <lualib.h>],
820 [ lua_State *L = lua_open();
825 lua_pushboolean(L, 1);
827 cf_result=yes, cf_result=no)
833 AC_MSG_RESULT($cf_result)
835 if test "$cf_result" != yes; then
838 EL_CONFIG(CONFIG_SCRIPTING_LUA, [Lua])
839 AC_CHECK_HEADERS(lauxlib.h)
847 dnl ===================================================================
848 dnl Check for Ruby, optional even if installed.
849 dnl ===================================================================
851 EL_CONFIG_SCRIPTING_RUBY
853 dnl ===================================================================
854 dnl Setup global scripting
855 dnl ===================================================================
857 EL_CONFIG_DEPENDS(CONFIG_SCRIPTING, [CONFIG_SCRIPTING_GUILE CONFIG_SCRIPTING_LUA CONFIG_SCRIPTING_PERL CONFIG_SCRIPTING_PYTHON CONFIG_SCRIPTING_RUBY CONFIG_SCRIPTING_SPIDERMONKEY], [Browser scripting])
858 AC_SUBST(CONFIG_SCRIPTING_GUILE)
859 AC_SUBST(CONFIG_SCRIPTING_LUA)
860 AC_SUBST(CONFIG_SCRIPTING_PERL)
861 AC_SUBST(CONFIG_SCRIPTING_PYTHON)
862 AC_SUBST(CONFIG_SCRIPTING_RUBY)
863 AC_SUBST(CONFIG_SCRIPTING_SPIDERMONKEY)
864 AC_SUBST(CONFIG_SCRIPTING)
867 dnl ===================================================================
868 dnl Check for SSL support.
869 dnl ===================================================================
871 dnl We by default use OpenSSL, and we always prefer it. However, when GNUTLS
872 dnl is enabled, we won't try to use OpenSSL anymore.
874 dnl For wiping SSL hooks..
881 AC_ARG_WITH(gnutls, [ --without-gnutls disable GNUTLS SSL support],
882 [if test "$with_gnutls" = no; then disable_gnutls=yes; fi])
883 AC_ARG_WITH(gnutls, [ --with-gnutls[=DIR] enable GNUTLS SSL support],
884 [if test "$with_gnutls" != no; then enable_gnutls=yes; fi])
885 gnutls_withval="$withval"
887 if test "$enable_gnutls" = yes; then
891 AC_ARG_WITH(openssl, [ --without-openssl disable OpenSSL support],
892 [if test "$with_openssl" = no; then disable_openssl=yes; fi])
893 AC_ARG_WITH(openssl, [ --with-openssl[=DIR] enable OpenSSL support (default)])
894 openssl_withval="$withval"
898 AC_MSG_CHECKING([for OpenSSL])
903 if test "$disable_openssl" = yes; then
906 for ssldir in "$openssl_withval" "" /usr /usr/local/openssl \
907 /usr/lib/openssl /usr/local/ssl \
908 /usr/local/www /usr/lib/ssl /usr/local \
909 /usr/pkg /opt /opt/openssl; do
910 if test "$cf_result" = no; then
911 if test -d "$ssldir"; then
912 OPENSSL_CFLAGS="-I$ssldir/include"
913 LIBS="-L$ssldir/lib -lssl -lcrypto $LIBS_X"
914 CFLAGS="$CFLAGS_X $OPENSSL_CFLAGS"
915 CPPFLAGS="$CPPFLAGS_X $OPENSSL_CFLAGS"
916 # # FIXME: This created serious portability problems. --pasky
917 # if test "$CC" == "gcc"; then
918 # # I'm not sure about compatibility here. --pasky
919 # LIBS="$LIBS -R$ssldir/lib"
922 LIBS="-lssl -lcrypto $LIBS_X"
924 AC_TRY_LINK([#include <openssl/ssl.h>],
925 [OpenSSL_add_all_algorithms()],
926 cf_result=yes, cf_result=no)
927 if test "$cf_result" != yes; then
928 AC_TRY_LINK([#include <openssl/ssl.h>],
929 [SSLeay_add_ssl_algorithms()],
930 cf_result=yes, cf_result=no)
935 if test "$cf_result" != yes; then
936 if test -n "$openssl_withval" && test "x$openssl_withval" != xno; then
937 AC_MSG_ERROR([OpenSSL not found])
941 EL_CONFIG(CONFIG_OPENSSL, [OpenSSL])
944 AC_SUBST(OPENSSL_CFLAGS)
948 AC_MSG_RESULT($cf_result)
951 dnl We can't have AC_MSG_CHECKING here, because AC_PATH_PROG prints its own and
952 dnl it looks ugly then.
954 if test "$cf_result" = yes; then
961 if test -z "$disable_gnutls"; then
962 # Sure, we maybe _could_ use their macro, but how to ensure
963 # that the ./configure script won't fail if the macro won't be
964 # found..? :( --pasky
966 GNUTLS_PATH="$PATH:/usr/local/gnutls:/opt:/opt/gnutls"
968 if test -d "$gnutls_withval"; then
969 GNUTLS_PATH="$gnutls_withval:$GNUTLS_PATH"
972 AC_PATH_PROG(LIBGNUTLS_CONFIG, libgnutls-config, no, $GNUTLS_PATH)
974 if test "$LIBGNUTLS_CONFIG" = "no" ; then
977 GNUTLS_CFLAGS=`$LIBGNUTLS_CONFIG --cflags`
978 GNUTLS_LIBS=`$LIBGNUTLS_CONFIG --libs`
980 LIBS="$GNUTLS_LIBS $LIBS_X"
981 CFLAGS="$CFLAGS_X $GNUTLS_CFLAGS"
982 CPPFLAGS="$CPPFLAGS_X $GNUTLS_CFLAGS"
984 # Verify if it's really usable. gnutls_session was
985 # renamed to gnutls_session_t before GNU TLS 1.2.0
986 # (on 2004-06-13); ELinks now requires this.
987 AC_TRY_LINK([#include <gnutls/gnutls.h>],
988 [gnutls_session_t dummy;
989 gnutls_check_version(NULL)],
990 cf_result=yes, cf_result=no)
993 if test "$cf_result" = yes; then
994 EL_CONFIG(CONFIG_GNUTLS, [GNUTLS])
997 AC_SUBST(GNUTLS_CFLAGS)
999 # Verify if the MD5 compatibility layer is usable.
1000 CONFIG_GNUTLS_OPENSSL_COMPAT=yes
1001 EL_CHECK_OPTIONAL_LIBRARY(CONFIG_GNUTLS_OPENSSL_COMPAT,
1002 [GNU TLS OpenSSL compatibility],
1003 gnutls/openssl.h, gnutls-openssl,
1006 if test -n "$gnutls_withval" && test "x$gnutls_withval" != xno; then
1007 AC_MSG_ERROR([GNUTLS (1.2 or later) not found. ELinks no longer supports GNUTLS 1.1.])
1014 AC_MSG_CHECKING([for GNU TLS (1.2 or later)])
1015 AC_MSG_RESULT($cf_result)
1019 EL_CONFIG_DEPENDS(CONFIG_SSL, [CONFIG_OPENSSL CONFIG_GNUTLS], [SSL])
1020 AC_SUBST(CONFIG_GNUTLS_OPENSSL_COMPAT)
1021 AC_SUBST(CONFIG_OPENSSL)
1022 AC_SUBST(CONFIG_GNUTLS)
1026 AC_MSG_CHECKING([whether to be or not to be])
1027 AC_MSG_RESULT([needs to be determined experimentally])
1029 dnl ===================================================================
1030 dnl Check for IPv6 support and related functions.
1031 dnl ===================================================================
1033 EL_CHECK_NET_TYPE(struct sockaddr_storage, HAVE_SA_STORAGE, [])
1034 EL_CHECK_NET_TYPE(struct sockaddr_in6, HAVE_SA_IN6, [#include <netinet/in.h>])
1035 EL_CHECK_NET_TYPE(struct addrinfo, HAVE_ADDRINFO, [#include <netdb.h>])
1037 AC_CHECK_FUNC(getaddrinfo, HAVE_GETADDRINFO=yes, HAVE_GETADDRINFO=no)
1038 if test "$HAVE_GETADDRINFO" != yes; then
1039 AC_CHECK_LIB(inet6, getaddrinfo, HAVE_GETADDRINFO=yes, HAVE_GETADDRINFO=no)
1040 if test "$HAVE_GETADDRINFO" = yes; then
1041 LIBS="$LIBS -linet6"
1046 dnl ===================================================================
1047 dnl Checking for X11 (window title restoring).
1048 dnl ===================================================================
1051 if test x"$no_x" != xyes; then
1052 if test -n "$x_includes"; then
1053 X_CFLAGS="-I$x_includes"
1054 CPPFLAGS="$CPPFLAGS -I$x_includes"
1056 if test -n "$x_libraries"; then
1057 LDFLAGS="$LDFLAGS -L$x_libraries"
1060 EL_DEFINE(HAVE_X11, [X11 for restoring window titles])
1065 dnl ===================================================================
1066 dnl Backtraces displaying support.
1067 dnl ===================================================================
1069 AC_CHECK_HEADERS(execinfo.h, HAVE_EXECINFO=yes, HAVE_EXECINFO=no)
1070 # possible checks for other system-specific means go here
1073 dnl ===================================================================
1074 dnl SMB protocol support.
1075 dnl ===================================================================
1077 AC_CHECK_PROG(HAVE_SMBCLIENT, smbclient, yes, no)
1080 dnl ===================================================================
1081 dnl Gettext grey zone. Beware.
1082 dnl ===================================================================
1084 ALL_LINGUAS="be bg ca cs da de el es et fi fr gl hr hu id is it lt nl nb pl pt pt_BR ro ru sk sr sv tr uk"
1088 dnl AC_MSG_CHECKING([how many characters your English alphabet has])
1089 dnl # f33r d4 l33t... I hope it's portable. :)
1090 dnl cf_result=$((48#z - 48#a + 1));
1091 dnl AC_MSG_RESULT($cf_result)
1094 dnl ===================================================================
1095 dnl Compile-time features control
1096 dnl ===================================================================
1098 EL_ARG_ENABLE(CONFIG_COOKIES, cookies, [Cookies],
1099 [ --disable-cookies disable cookie support])
1101 EL_ARG_ENABLE(CONFIG_FORMHIST, formhist, [Form history],
1102 [ --disable-formhist disable form history support])
1104 EL_ARG_ENABLE(CONFIG_GLOBHIST, globhist, [Global history],
1105 [ --disable-globhist disable global history support])
1108 EL_ARG_ENABLE(CONFIG_MAILCAP, mailcap, [Mailcap],
1109 [ --disable-mailcap disable mailcap support])
1111 EL_ARG_ENABLE(CONFIG_MIMETYPES, mimetypes, [Mimetypes files],
1112 [ --disable-mimetypes disable mimetypes files support])
1115 EL_ARG_DEPEND(CONFIG_IPV6, ipv6,
1116 [HAVE_SA_STORAGE:yes HAVE_SA_IN6:yes HAVE_ADDRINFO:yes HAVE_GETADDRINFO:yes],
1118 [ --disable-ipv6 disable IPv6 support])
1120 EL_ARG_ENABLE(CONFIG_BITTORRENT, bittorrent, [BitTorrent protocol],
1121 [ --enable-bittorrent enable BitTorrent protocol support])
1123 EL_ARG_ENABLE(CONFIG_DATA, data, [Data protocol],
1124 [ --disable-data disable data protocol support])
1126 EL_ARG_ENABLE(CONFIG_URI_REWRITE, uri-rewrite, [URI rewriting],
1127 [ --disable-uri-rewrite disable URI rewrite support])
1129 EL_ARG_DEPEND(CONFIG_CGI, cgi, [HAVE_SETENV_OR_PUTENV:yes], [Local CGI],
1130 [ --enable-cgi enable local CGI support])
1132 EL_ARG_ENABLE(CONFIG_FINGER, finger, [Finger protocol],
1133 [ --enable-finger enable finger protocol support])
1135 EL_ARG_ENABLE(CONFIG_FTP, ftp, [FTP protocol],
1136 [ --disable-ftp disable ftp protocol support])
1138 EL_ARG_ENABLE(CONFIG_GOPHER, gopher, [Gopher protocol],
1139 [ --enable-gopher enable gopher protocol support])
1141 EL_ARG_ENABLE(CONFIG_NNTP, nntp, [NNTP protocol],
1142 [ --enable-nntp enable nntp protocol support])
1144 EL_ARG_DEPEND(CONFIG_SMB, smb, [HAVE_SMBCLIENT:yes], [SMB protocol],
1145 [ --disable-smb disable SMB protocol support (requires smbclient)])
1148 EL_ARG_ENABLE(CONFIG_MOUSE, mouse, [Mouse handling],
1149 [ --disable-mouse disable mouse support])
1151 # GPM mouse is Linux specific, so ...
1153 EL_ARG_DEPEND(CONFIG_SYSMOUSE, sysmouse,
1154 [CONFIG_MOUSE:yes CONFIG_GPM:no HAVE_SYSMOUSE_HEADER:yes],
1156 [ --disable-sysmouse disable BSD sysmouse support])
1158 EL_ARG_ENABLE(CONFIG_88_COLORS, 88-colors, [88 colors],
1159 [ --enable-88-colors enable 88 color support])
1161 EL_ARG_ENABLE(CONFIG_256_COLORS, 256-colors, [256 colors],
1162 [ --enable-256-colors enable 256 color support])
1165 EL_ARG_ENABLE(CONFIG_EXMODE, exmode, [Exmode interface],
1166 [ --enable-exmode enable exmode (CLI) interface])
1168 EL_ARG_ENABLE(CONFIG_LEDS, leds, [LEDs],
1169 [ --disable-leds disable LEDs support])
1171 EL_ARG_ENABLE(CONFIG_MARKS, marks, [Marks],
1172 [ --disable-marks disable document marks support])
1175 EL_ARG_ENABLE(CONFIG_CSS, css, [Cascading Style Sheets],
1176 [ --disable-css disable Cascading Style Sheet support])
1178 EL_ARG_DEPEND(CONFIG_HTML_HIGHLIGHT, html-highlight, [CONFIG_CSS:yes], [HTML highlighting],
1179 [ --enable-html-highlight HTML highlighting using DOM engine])
1181 dnl Everything in the tree already uses CONFIG_DOM
1182 dnl so resolve CONFIG_HTML_HIGHLIGHT to CONFIG_DOM
1183 EL_CONFIG_DEPENDS(CONFIG_DOM, [CONFIG_HTML_HIGHLIGHT], [DOM engine])
1185 EL_ARG_DEPEND(CONFIG_BACKTRACE, backtrace, [HAVE_EXECINFO:yes], [Backtrace],
1186 [ --disable-backtrace disable backtrace support])
1188 EL_ARG_DEPEND(CONFIG_NO_ROOT_EXEC, no-root, [HAVE_GETUID:yes HAVE_GETEUID:yes], [No root exec],
1189 [ --enable-no-root enable prevention of usage by root])
1192 EL_ARG_ENABLE(CONFIG_DEBUG, debug, [Debug mode],
1193 [ --enable-debug enable leak debug and internal error checking])
1195 EL_ARG_DEPEND(CONFIG_FASTMEM, fastmem, [CONFIG_DEBUG:no], [Fast mode],
1196 [ --enable-fastmem enable direct use of system allocation functions, not usable with --enable-debug])
1198 EL_ARG_ENABLE(CONFIG_OWN_LIBC, own-libc, [Own libc stubs],
1199 [ --enable-own-libc force use of internal functions instead of those of system libc])
1201 EL_ARG_ENABLE(CONFIG_SMALL, small, [Small binary],
1202 [ --enable-small reduce binary size as far as possible (but see the bottom of doc/small.txt!)])
1204 if test "$CONFIG_OPENSSL" != yes &&
1205 test "$CONFIG_GNUTLS_OPENSSL_COMPAT" != yes ||
1206 test "$CONFIG_OWN_LIBC" = yes;
1208 AC_MSG_CHECKING(for built-in MD5 support)
1210 EL_CONFIG(CONFIG_MD5, [Built-in MD5])
1213 AC_SUBST(CONFIG_MD5)
1215 if test "$CONFIG_BITTORRENT" = yes; then
1216 if test "$CONFIG_OPENSSL" != yes ||
1217 test "$CONFIG_OWN_LIBC" = yes;
1219 AC_MSG_CHECKING(for built-in SHA1 support)
1221 EL_CONFIG(CONFIG_SHA1, [Built-in SHA1])
1225 AC_SUBST(CONFIG_SHA1)
1227 if test "$CONFIG_CSS" = yes || test "$CONFIG_DOM" = yes;
1229 EL_CONFIG(CONFIG_SCANNER, [Built-in scanner])
1231 AC_SUBST(CONFIG_SCANNER)
1233 AC_ARG_ENABLE(weehoofooboomookerchoo,
1235 Also check out the features.conf file for more information about features!
1237 [AC_MSG_ERROR(Are you strange, or what?)])
1242 test "$CONFIG_OS_OS2" = yes && LDFLAGS="$LDFLAGS -Zexe"
1243 test "$CONFIG_OS_OS2" = yes && LDFLAGS=`echo "$LDFLAGS" | sed "s/-Zbin-files//g"`
1246 dnl ===================================================================
1247 dnl Export directory paths
1248 dnl ===================================================================
1250 # Set up the ``entry points'' if they were not supplied by builder
1251 test "x$prefix" = xNONE && prefix=$ac_default_prefix
1252 test "x$exec_prefix" = xNONE && exec_prefix=${prefix}
1254 # Create CONFDIR #define for config.h
1256 # XXX: This may be dependent on a particular version of autoconf. Whatever,
1257 # it's autoconf fault to force us to do such hacks ;p.
1258 if test x"$sysconfdir" = x"\${prefix}/etc"; then
1259 # sysconfdir is set to its default value... fine, let's append /elinks/
1260 # XXX: We can't modify listing of the default in ./configure --help :-(
1261 sysconfdir_n=`eval echo "$sysconfdir"`
1262 sysconfdir=$sysconfdir_n
1263 (echo "$sysconfdir" | grep elinks >/dev/null 2>/dev/null) || \
1264 sysconfdir="$sysconfdir/elinks"
1268 AC_DEFINE_UNQUOTED(CONFDIR, "$CONFDIR", [Directory containing default config])
1271 # Create LOCALEDIR #define for config.h
1272 LOCALEDIR=`eval echo "$datadir/locale"`
1273 AC_DEFINE_UNQUOTED(LOCALEDIR, "$LOCALEDIR", [Directory containing locales])
1276 # Create LIBDIR #define for config.h
1277 LIBDIR=`eval echo "$libdir"`
1278 AC_DEFINE_UNQUOTED(LIBDIR, "$LIBDIR", [Directory containing libraries])
1281 EL_LOG_CONFIG(CONFDIR, [System configuration directory], [])
1282 EL_LOG_CONFIG(LOCALEDIR, [Locale catalogs directory], [])
1284 dnl ===================================================================
1285 dnl A little fine tuning of gcc specific options (continued)
1286 dnl ===================================================================
1288 if test "x$ac_cv_prog_gcc" = "xyes"; then
1289 if test "$CONFIG_DEBUG" = "yes"; then
1290 dnl We want to see all warnings and live with none (in debug mode).
1291 CFLAGS="$CFLAGS -Werror"
1294 case "`$CC -dumpversion`" in
1296 # These should be ok using -Werror
1299 # If gcc is version 3.3 (or higher?) it emits lots of false positive
1300 # "dereferencing type-punned pointer will break strict-aliasing rules"
1301 # warnings. Disable them by not doing any strict-aliasing. The
1302 # alternative is just too ugly. Thanks gcc guys!! ;)
1303 CFLAGS="$CFLAGS -fno-strict-aliasing"
1306 # Do not show warnings related to (char * | unsigned char *) type
1308 CFLAGS="$CFLAGS -fno-strict-aliasing -Wno-pointer-sign"
1311 # These should be ok using -Werror
1316 # CFLAGS doesn't contain all compile flags. Some will be added only when
1317 # needed in the respective source directory. To get all compile flags
1318 # easily just add CPPFLAGS.
1319 ALL_CFLAGS="$CFLAGS $CPPFLAGS"
1321 EL_LOG_CONFIG(ALL_CFLAGS, [Compiler options (CFLAGS)], [])
1322 EL_LOG_CONFIG(LIBS, [Linker options (LIBS)], [])
1324 dnl ===================================================================
1325 dnl Colored make output
1326 dnl ===================================================================
1328 if test $(`which tput` colors) -ge 4; then
1330 AC_SUBST(MAKE_COLOR)
1333 dnl ===================================================================
1335 dnl ===================================================================
1339 contrib/elinks.spec \
1340 contrib/lua/hooks.lua \
1341 contrib/conv/w3m2links.awk \
1342 doc/man/man1/elinks.1 \
1343 src/intl/gettext/ref-add.sed \
1344 src/intl/gettext/ref-del.sed
1347 abs_srcdir="$(cd "$srcdir" && pwd)"
1348 # builddir is always absolute!
1349 if test "$abs_srcdir" != "$builddir"; then
1350 echo "include $abs_srcdir/Makefile" > "$builddir/Makefile"
1351 "$MAKE" "SRC=$abs_srcdir" init
1355 dnl ===================================================================
1356 dnl Configuration summary
1357 dnl ===================================================================
1359 AC_MSG_RESULT(The following feature summary has been saved to features.log)