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])
23 for make in gnumake gmake make false; do
24 if test "x$MAKE" = x; then
25 AC_PATH_PROGS(MAKE, "$make")
29 # Cleanup if we are configuring with a previous build in the tree
30 if test -e Makefile.config; then
31 "$MAKE" -C "$builddir" 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, "$AWK")
55 AC_PATH_PROGS(CG_COMMIT_ID, "cg-commit-id")
57 AC_PATH_PROGS(SPARSE, "sparse")
65 if test "x$CONFIG_DOC" != xno; then
66 AC_PATH_PROGS(ASCIIDOC, "asciidoc")
67 if test "x$ASCIIDOC" != "x"; then
68 EL_CONFIG(CONFIG_ASCIIDOC, [AsciiDoc])
69 EL_CONFIG(MANUAL_ASCIIDOC, [HTML (one file)])
70 EL_CONFIG(MAN_ASCIIDOC, [HTML])
73 AC_PATH_PROGS(XMLTO, "xmlto")
74 if test "x$XMLTO" != "x"; then
75 EL_CONFIG(CONFIG_XMLTO, [XmlTo])
76 EL_CONFIG(MANUAL_XMLTO, [HTML (multiple files)])
77 EL_CONFIG(MAN_XMLTO, [man (groff)])
80 AC_PATH_PROGS(JW, "jw")
81 if test "x$JW" != "x"; then
82 EL_CONFIG(CONFIG_JW, [JadeWrapper])
83 EL_CONFIG(MANUAL_JW, [PDF])
86 AC_PATH_PROGS(POD2HTML, "pod2html")
87 if test "x$POD2HTML" != "x"; then
88 EL_CONFIG(CONFIG_POD2HTML, [Pod2HTML])
92 AC_SUBST(CONFIG_ASCIIDOC)
93 AC_SUBST(CONFIG_POD2HTML)
94 AC_SUBST(CONFIG_XMLTO)
97 EL_CONFIG_DEPENDS(CONFIG_DOC, [CONFIG_ASCIIDOC CONFIG_XMLTO CONFIG_JW CONFIG_POD2HTML], [Documentation])
99 if test "$CONFIG_ASCIIDOC" = yes &&
100 test "$CONFIG_XMLTO" = yes &&
101 test "$CONFIG_JW" = yes; then
102 EL_CONFIG_DEPENDS(CONFIG_MANUAL, [MANUAL_ASCIIDOC MANUAL_XMLTO MANUAL_JW], [Manual Formats])
105 if test "$CONFIG_ASCIIDOC" = yes &&
106 test "$CONFIG_XMLTO" = yes; then
107 EL_CONFIG_DEPENDS(CONFIG_MANUAL, [MAN_ASCIIDOC MAN_XMLTO], [Man Page Formats])
110 AC_SUBST(CONFIG_ASCIIDOC)
111 AC_SUBST(CONFIG_POD2HTML)
112 AC_SUBST(CONFIG_XMLTO)
115 dnl gcc specific options (to be continued at the bottom of configure)
116 if test "x$ac_cv_prog_gcc" = "xyes"; then
117 dnl We want to see all warnings and live with none.
118 dnl We can't set up -Werror here as there may be some warnings in test
119 dnl suite of configure, and we don't want to fail them.
120 CFLAGS="$CFLAGS -Wall"
123 dnl ===================================================================
124 dnl Checks for special OSes.
125 dnl ===================================================================
127 dnl EL_CHECK_COMPILER_MACRO(define, name, flagname)
128 AC_DEFUN([EL_CHECK_COMPILER_MACROS],
130 AC_MSG_CHECKING([for $2])
133 AC_TRY_COMPILE(, [#ifndef $flag
135 #endif ], $1=yes, $1=no)
136 if test "[$]$1" = yes; then
137 EL_CONFIG([$1], [$2])
145 EL_CHECK_COMPILER_MACROS(CONFIG_OS_BEOS, [BEOS], [__BEOS__])
146 AC_SUBST(CONFIG_OS_BEOS)
148 EL_CHECK_COMPILER_MACROS(CONFIG_OS_RISCOS, [RISCOS], [__riscos__])
149 AC_SUBST(CONFIG_OS_RISCOS)
151 EL_CHECK_COMPILER_MACROS(CONFIG_OS_WIN32, [WIN32], [_WIN32 __WIN32__])
152 AC_SUBST(CONFIG_OS_WIN32)
154 EL_CHECK_COMPILER_MACROS(CONFIG_OS_OS2, [EMX], [__EMX__])
155 AC_SUBST(CONFIG_OS_OS2)
156 test "$CONFIG_OS_OS2" = yes && LDFLAGS=`echo "$LDFLAGS" | sed "s/-Zexe//g"`
158 AC_MSG_CHECKING([for UNIX])
159 dnl FIXME: some depend kind of mechanism
160 if test "$CONFIG_OS_BEOS" = no && \
161 test "$CONFIG_OS_RISCOS" = no && \
162 test "$CONFIG_OS_WIN32" = no && \
163 test "$CONFIG_OS_OS2" = no; then
164 EL_CONFIG(CONFIG_OS_UNIX, [UNIX])
168 AC_MSG_RESULT($CONFIG_OS_UNIX)
169 AC_SUBST(CONFIG_OS_UNIX)
171 dnl ===================================================================
172 dnl Checks for header files.
173 dnl ===================================================================
180 AC_CHECK_HEADERS(fcntl.h limits.h time.h unistd.h)
181 AC_CHECK_HEADERS(sigaction.h)
182 AC_CHECK_HEADERS(arpa/inet.h)
183 AC_CHECK_HEADERS(netinet/in_systm.h netinet/in_system.h netinet/ip.h)
184 AC_CHECK_HEADERS(net/if.h netdb.h netinet/in.h netinet/in6_var.h)
185 AC_CHECK_HEADERS(ifaddrs.h)
186 AC_CHECK_HEADERS(sys/cygwin.h io.h)
187 AC_CHECK_HEADERS(sys/fmutex.h)
188 AC_CHECK_HEADERS(sys/ioctl.h sys/sockio.h)
189 AC_CHECK_HEADERS(sys/resource.h)
190 AC_CHECK_HEADERS(sys/select.h)
191 AC_CHECK_HEADERS(sys/signal.h)
192 AC_CHECK_HEADERS(sys/socket.h)
193 AC_CHECK_HEADERS(sys/time.h)
194 AC_CHECK_HEADERS(sys/utsname.h)
195 AC_CHECK_HEADERS(stdint.h inttypes.h)
196 AC_CHECK_HEADERS(locale.h pwd.h)
197 AC_CHECK_HEADERS(termios.h)
200 AC_CHECK_HEADERS(sys/un.h,
201 [CONFIG_INTERLINK=yes
202 EL_CONFIG([CONFIG_INTERLINK], [interlinking])],
203 [CONFIG_INTERLINK=no])
204 AC_SUBST(CONFIG_INTERLINK)
206 dnl ===================================================================
207 dnl Checks for typedefs, structures, and compiler characteristics.
208 dnl ===================================================================
213 EL_CHECK_CODE(typeof, HAVE_TYPEOF, [], [int a; typeof(a) b;])
218 EL_CHECK_TYPE(ssize_t, int)
219 EL_CHECK_SYS_TYPE(long long, HAVE_LONG_LONG, [])
220 EL_CHECK_INT_TYPE(int32_t, HAVE_INT32_T)
221 EL_CHECK_INT_TYPE(uint32_t, HAVE_UINT32_T)
222 EL_CHECK_INT_TYPE(uint16_t, HAVE_UINT16_T)
224 AC_CHECK_SIZEOF(char, 1)
225 AC_CHECK_SIZEOF(short, 2)
226 AC_CHECK_SIZEOF(int, 4)
227 AC_CHECK_SIZEOF(long, 4)
228 test "x$HAVE_LONG_LONG" = xyes && AC_CHECK_SIZEOF(long long, 8)
230 dnl Check for variadic macros
231 EL_CHECK_CODE([variadic macros], HAVE_VARIADIC_MACROS,
233 #define a(b,c...) printf(b,##c)],
234 [a("foo");a("%s","bar");a("%s%s","baz","quux");])
236 dnl Check for -rdynamic
237 dnl FIXME: This check doesn't work. Something to do with the compiler
238 dnl happily ignoring it and stderr not being checked for error messages.
239 AC_MSG_CHECKING([for -rdynamic])
241 LDFLAGS="$LDFLAGS -rdynamic"
242 AC_TRY_LINK([], [], have_rdynamic=yes, have_rdynamic=no)
243 test "$have_rdynamic" = no && LDFLAGS="$LDFLAGS_X"
244 AC_MSG_RESULT($have_rdynamic)
246 dnl ===================================================================
247 dnl Check for POSIX <regex.h>
248 dnl ===================================================================
250 EL_CHECK_SYS_TYPE(regex_t, HAVE_REGEX_H, [#include <regex.h>])
252 dnl ===================================================================
253 dnl Checks for library functions.
254 dnl ===================================================================
256 AC_PROG_GCC_TRADITIONAL
260 AC_CHECK_FUNCS(cfmakeraw gethostbyaddr herror strerror)
261 AC_CHECK_FUNCS(popen uname access chmod alarm timegm mremap)
262 AC_CHECK_FUNCS(strcasecmp strncasecmp strcasestr strstr strchr strrchr)
263 AC_CHECK_FUNCS(memmove bcopy stpcpy strdup index isdigit mempcpy memrchr)
264 AC_CHECK_FUNCS(snprintf vsnprintf asprintf vasprintf)
265 AC_CHECK_FUNCS(getifaddrs getpwnam inet_pton inet_ntop)
266 AC_CHECK_FUNCS(fflush fsync fseeko ftello sigaction)
267 AC_CHECK_FUNCS(gettimeofday clock_gettime)
269 AC_HAVE_FUNCS(cygwin_conv_to_full_win32_path)
271 AC_CHECK_FUNCS(setenv putenv, HAVE_SETENV_OR_PUTENV=yes)
272 AC_CHECK_FUNCS(getuid, HAVE_GETUID=yes)
273 AC_CHECK_FUNCS(geteuid, HAVE_GETEUID=yes)
275 dnl These aren't probably needed now, as they are commented in links.h.
276 dnl I've no idea about their historical background, but I keep them here
277 dnl just in the case they will help later. --pasky
278 AC_CHECK_FUNCS(getpid, HAVE_GETPID=yes)
279 AC_CHECK_FUNCS(setpgid getpgid setpgrp getpgrp)
280 AC_CHECK_FUNCS(raise, HAVE_RAISE=yes)
281 AC_CHECK_FUNCS(kill, HAVE_KILL=yes)
283 if test x"$HAVE_RAISE" = x; then
284 if test x"$HAVE_KILL" = x || test x"$HAVE_GETPID" = x; then
285 AC_ERROR([Unable to emulate raise()])
289 AC_CACHE_CHECK([for __va_copy],el_cv_HAVE_VA_COPY,[
290 AC_TRY_LINK([#include <stdarg.h>
291 va_list ap1,ap2;], [__va_copy(ap1,ap2);],
292 el_cv_HAVE_VA_COPY=yes,el_cv_HAVE_VA_COPY=no)])
293 if test x"$el_cv_HAVE_VA_COPY" = x"yes"; then
294 EL_DEFINE(HAVE_VA_COPY, __va_copy)
297 AC_CACHE_CHECK([for sysconf(_SC_PAGE_SIZE)],el_cv_HAVE_SC_PAGE_SIZE,[
298 AC_TRY_LINK([#include <unistd.h>
299 ], [int page_size = sysconf(_SC_PAGE_SIZE);],
300 el_cv_HAVE_SC_PAGE_SIZE=yes,el_cv_HAVE_SC_PAGE_SIZE=no)])
301 if test x"$el_cv_HAVE_SC_PAGE_SIZE" = x"yes"; then
302 EL_DEFINE(HAVE_SC_PAGE_SIZE, _SC_PAGE_SIZE)
305 AC_CACHE_CHECK([for C99 vsnprintf],el_cv_HAVE_C99_VSNPRINTF,[
314 int bar(char *buf, const char *format, va_list ap)
316 return vsnprintf(buf, 0, format, ap);
319 void foo(const char *format, ...) {
323 va_start(ap, format);
324 len = bar(buf, format, ap);
326 if ((len != 6) && (len != 7)) exit(1); /* \n -> \r\n */
328 va_start(ap, format);
329 len = bar(buf, format, ap);
331 if ((len != 6) && (len != 7)) exit(1);
333 if (snprintf(buf, 3, "hello") != 5 || strcmp(buf, "he") != 0) exit(1);
337 main() { foo("hello\n"); }
339 el_cv_HAVE_C99_VSNPRINTF=yes,el_cv_HAVE_C99_VSNPRINTF=no,el_cv_HAVE_C99_VSNPRINTF=cross)])
340 if test x"$el_cv_HAVE_C99_VSNPRINTF" = x"yes"; then
341 EL_DEFINE(HAVE_C99_VSNPRINTF, [C99 compliant vsnprintf()])
344 AC_CHECK_LIB(dl, dlopen) # OpenSSL and Lua frequently needs it
346 dnl ===================================================================
347 dnl Checks for libraries.
348 dnl ===================================================================
350 dnl Replace `main' with a function in -lsocket:
351 AC_CHECK_FUNC(socket, cf_result=yes, cf_result=no)
352 if test "$cf_result" = no; then
353 AC_CHECK_LIB(socket, socket)
356 AC_CHECK_FUNC(setsockopt, cf_result=yes, cf_result=no)
357 if test "$cf_result" = no; then
358 AC_CHECK_LIB(socket, setsockopt)
361 AC_CHECK_FUNC(gethostbyname, cf_result=yes, cf_result=no)
362 if test "$cf_result" = no; then
363 AC_CHECK_LIB(socket, gethostbyname, cf_result=yes, cf_result=no)
364 if test "$cf_result" = no; then
365 AC_CHECK_LIB(nsl, gethostbyname)
367 test -z "`echo $LIBS | grep -- -lsocket`" && LIBS="$LIBS -lsocket"
371 dnl ===================================================================
372 dnl Checks for packaging specific options.
373 dnl ===================================================================
375 AC_ARG_WITH(xterm, [ --with-xterm how to invoke the X terminal emulator],
376 [ if test "$withval" != no && test "$withval" != yes; then
377 AC_DEFINE_UNQUOTED(XTERM, "$withval", [How to invoke XTerm])
380 dnl ===================================================================
381 dnl Checks for a libraries, optional even if installed.
382 dnl ===================================================================
384 dnl EL_CHECK_OPTIONAL_LIBRARY(define, name, header, lib, function)
385 AC_DEFUN([EL_CHECK_OPTIONAL_LIBRARY],
387 AC_MSG_CHECKING([for $2 support])
389 if test "[$]$1" != no; then
392 if test -n "$withval" && test -d "$withval"; then
393 CFLAGS="$CFLAGS -I$withval/include";
394 CPPFLAGS="$CPPFLAGS -I$withval/include";
395 LDFLAGS="$LDFLAGS -L$withval/lib";
398 AC_CHECK_HEADERS([$3], [$1=yes], [$1=no; break;])
399 if test "[$]$1" = yes; then
400 AC_CHECK_LIB([$4], [$5], [$1=yes], [$1=no])
403 if test "[$]$1" = yes; then
404 EL_CONFIG([$1], [$2])
407 if test -n "[$]WITHVAL_$1" &&
408 test "[$]WITHVAL_$1" != xno; then
409 AC_MSG_ERROR([$2 not found])
414 AC_MSG_RESULT(disabled)
418 dnl EL_CONFIG_OPTIONAL_LIBRARY(define, name, header, lib, function, confhelp)
419 AC_DEFUN([EL_CONFIG_OPTIONAL_LIBRARY],
424 AC_ARG_WITH([$2], [$6], [WITHVAL_$1="[$]withval"])
425 if test "x[$]WITHVAL_$1" = xno; then $1=no; fi
427 EL_CHECK_OPTIONAL_LIBRARY([$1], [$2], [$3], [$4], [$5])
429 EL_LOG_CONFIG([$1], [$2], [])
432 EL_CONFIG_OPTIONAL_LIBRARY(CONFIG_GPM, gpm, gpm.h, gpm, Gpm_Open,
433 [ --without-gpm disable gpm (mouse) support])
435 EL_CONFIG_OPTIONAL_LIBRARY(CONFIG_GZIP, zlib, zlib.h, z, gzdopen,
436 [ --without-zlib disable zlib support])
438 EL_CONFIG_OPTIONAL_LIBRARY(CONFIG_BZIP2, bzlib, bzlib.h, bz2, BZ2_bzReadOpen,
439 [ --without-bzlib disable bzlib support])
441 EL_CONFIG_OPTIONAL_LIBRARY(CONFIG_IDN, idn, idna.h, idn, stringprep_check_version,
442 [ --without-idn disable international domain names support])
444 dnl ===================================================================
445 dnl Bookmark and XBEL support
446 dnl ===================================================================
450 EL_ARG_ENABLE(CONFIG_BOOKMARKS, bookmarks, [Bookmarks],
451 [ --disable-bookmarks disable bookmark support])
453 # Check whether --enable-xbel or --disable-xbel was given.
454 if test "x${enable_xbel}" != xno; then
455 AC_CHECK_HEADERS(expat.h, HAVE_LIBEXPAT=yes, HAVE_LIBEXPAT=no)
457 if test "$HAVE_LIBEXPAT" = yes; then
458 AC_CHECK_LIB(expat, XML_ParserCreate, HAVE_LIBEXPAT=yes, HAVE_LIBEXPAT=no)
459 if test "$HAVE_LIBEXPAT" = yes; then
466 EL_ARG_DEPEND(CONFIG_XBEL_BOOKMARKS, xbel, [CONFIG_BOOKMARKS:yes HAVE_LIBEXPAT:yes],
468 [ --disable-xbel disable XBEL bookmark support (requires expat)])
470 if test "$CONFIG_XBEL_BOOKMARKS" != yes; then
474 dnl ===================================================================
475 dnl Checks for BSD sysmouse
476 dnl ===================================================================
478 HAVE_SYSMOUSE_HEADER="no"
480 # Either of these header files provides the (same) sysmouse interface
481 AC_CHECK_HEADERS(sys/consio.h machine/console.h, [HAVE_SYSMOUSE_HEADER="yes"])
483 dnl ===================================================================
485 dnl ===================================================================
487 if test "$CONFIG_OS_OS2" = yes; then
491 dnl ===================================================================
493 dnl ===================================================================
495 if test "$CONFIG_OS_WIN32" = yes; then
499 dnl ===================================================================
500 dnl Check for SEE (Simple Ecmascript Engine)
501 dnl ===================================================================
502 AC_ARG_WITH(see, [ --with-see enable Simple Ecmascript Engine (SEE) support],
503 [ if test "x$withval" != xno; then enable_see=yes; fi ])
505 # The following is probably bad, ugly and so on. Stolen from Guile's (1.4)
506 # SEE_FLAGS but I really don't want to require people to have Guile in order
507 # to compile CVS. Also, the macro seems to be really stupid regarding searching
508 # for Guile in $PATH etc. --pasky
510 AC_MSG_CHECKING([for SEE])
512 if test "$enable_see" = "yes"; then
514 ## Based on the SEE_FLAGS macro.
516 if test -d "$withval"; then
517 SEE_PATH="$withval:$PATH"
522 AC_PATH_PROG(SEE_CONFIG, libsee-config, no, $SEE_PATH)
524 ## First, let's just see if we can find Guile at all.
525 if test "$SEE_CONFIG" != no; then
528 SEE_LIBS="`$SEE_CONFIG --libs`"
529 SEE_CFLAGS="`$SEE_CONFIG --cppflags`"
530 LIBS="$SEE_LIBS $LIBS"
531 CPPFLAGS="$CPPFLAGS $SEE_CFLAGS"
532 EL_CONFIG(CONFIG_ECMASCRIPT_SEE, [SEE])
534 AC_SUBST(CONFIG_ECMASCRIPT_SEE)
536 if test -n "$withval" && test "x$withval" != xno; then
537 AC_MSG_ERROR([SEE not found])
539 AC_MSG_WARN([SEE support disabled])
547 dnl ===================================================================
548 dnl Check for SpiderMonkey, optional even if installed.
549 dnl ===================================================================
551 AC_ARG_WITH(spidermonkey, [ --without-spidermonkey disable SpiderMonkey Mozilla JavaScript engine support],
552 [if test "$withval" = no; then disable_spidermonkey=yes; fi])
553 AC_MSG_CHECKING([for SpiderMonkey])
558 if test -z "$disable_spidermonkey"; then
559 if test ! -d "$withval"; then
562 for spidermonkeydir in "$withval" "" /usr /usr/local /opt/spidermonkey /opt/js; do
563 for spidermonkeyinclude in "/include" "/include/js" "/include/smjs"; do
564 for spidermonkeylib in js smjs; do
565 if test "$cf_result" = no; then
566 SPIDERMONKEY_LIBS="-l$spidermonkeylib"
568 if test ! -z "$spidermonkeydir"; then
569 SPIDERMONKEY_LIBS="-L$spidermonkeydir/lib $SPIDERMONKEY_LIBS"
570 SPIDERMONKEY_CFLAGS="-I$spidermonkeydir$spidermonkeyinclude"
573 LIBS="$SPIDERMONKEY_LIBS $LIBS_X"
574 CFLAGS="$CFLAGS_X $SPIDERMONKEY_CFLAGS"
575 CPPFLAGS="$CPPFLAGS_X $SPIDERMONKEY_CFLAGS"
577 AC_TRY_LINK([#define XP_UNIX
579 [JS_GetImplementationVersion()],
580 cf_result=yes, cf_result=no)
587 AC_MSG_RESULT($cf_result)
589 if test "$cf_result" != yes; then
592 EL_CONFIG(CONFIG_SPIDERMONKEY, [SpiderMonkey])
595 AC_SUBST(SPIDERMONKEY_LIBS)
596 AC_SUBST(SPIDERMONKEY_CFLAGS)
599 if test "$CONFIG_SPIDERMONKEY" = yes &&
600 test "$CONFIG_ECMASCRIPT_SEE" != yes; then
601 EL_CONFIG(CONFIG_ECMASCRIPT_SMJS, [SpiderMonkey document scripting])
604 AC_SUBST(CONFIG_SPIDERMONKEY)
605 AC_SUBST(CONFIG_ECMASCRIPT_SMJS)
607 EL_CONFIG_DEPENDS(CONFIG_ECMASCRIPT, [CONFIG_ECMASCRIPT_SEE CONFIG_ECMASCRIPT_SMJS], [ECMAScript (JavaScript)])
610 dnl ===================================================================
611 dnl Optional Spidermonkey-based ECMAScript browser scripting
612 dnl ===================================================================
614 AC_ARG_ENABLE(sm-scripting,
615 [ --disable-sm-scripting ECMAScript browser scripting (requires Spidermonkey)],
616 [if test "$enableval" != no; then enableval="yes"; fi
617 CONFIG_SCRIPTING_SPIDERMONKEY="$enableval";])
619 if test "x$CONFIG_SPIDERMONKEY" = xyes &&
620 test "x$CONFIG_SCRIPTING_SPIDERMONKEY" = xyes; then
621 EL_CONFIG(CONFIG_SCRIPTING_SPIDERMONKEY, [SpiderMonkey])
623 CONFIG_SCRIPTING_SPIDERMONKEY=no
627 dnl ===================================================================
628 dnl Check for Guile, optional even if installed.
629 dnl ===================================================================
633 AC_ARG_WITH(guile, [ --with-guile enable Guile support],
634 [ if test "x$withval" != xno; then enable_guile=yes; fi ])
636 # The following is probably bad, ugly and so on. Stolen from Guile's (1.4)
637 # GUILE_FLAGS but I really don't want to require people to have Guile in order
638 # to compile CVS. Also, the macro seems to be really stupid regarding searching
639 # for Guile in $PATH etc. --pasky
641 AC_MSG_CHECKING([for Guile])
643 if test "$enable_guile" = "yes"; then
645 ## Based on the GUILE_FLAGS macro.
647 if test -d "$withval"; then
648 GUILE_PATH="$withval:$PATH"
653 AC_PATH_PROG(GUILE_CONFIG, guile-config, no, $GUILE_PATH)
655 ## First, let's just see if we can find Guile at all.
656 if test "$GUILE_CONFIG" != no; then
659 GUILE_LIBS="`guile-config link`"
660 GUILE_CFLAGS="`guile-config compile`"
661 LIBS="$GUILE_LIBS $LIBS"
662 CPPFLAGS="$CPPFLAGS $GUILE_CFLAGS"
663 EL_CONFIG(CONFIG_SCRIPTING_GUILE, [Guile])
664 AC_SUBST(GUILE_CFLAGS)
666 ***********************************************************************
667 The Guile support is incomplete and not so well integrated to ELinks
668 yet. That means, ie., that you have no Guile console and there might
669 not be all the necessary hooks. Also, the Guile interface is not too
670 well tested (success stories heartily welcomed!). See
671 src/scripting/guile/README for further details and hints.
672 ***********************************************************************
675 if test -n "$withval" && test "x$withval" != xno; then
676 AC_MSG_ERROR([Guile not found])
678 AC_MSG_WARN([Guile support disabled])
685 dnl ===================================================================
687 dnl ===================================================================
690 AC_ARG_WITH(perl, [ --with-perl enable Perl support],
692 if test "$withval" = yes; then
693 # FIXME: If withval is a valid directory append it to PATH
694 # so that you can specify one of several perl installations.
700 AC_MSG_CHECKING([for Perl])
706 if test "$enable_perl" = "yes"; then
707 PERL_LIBS="`perl -MExtUtils::Embed -e ldopts`"
708 PERL_CFLAGS="`perl -MExtUtils::Embed -e ccopts`"
709 LIBS="$PERL_LIBS $LIBS"
710 CFLAGS="$PERL_CFLAGS $CFLAGS"
711 CPPFLAGS="$CPPFLAGS $PERL_CFLAGS"
717 [PerlInterpreter *my_perl = perl_alloc();],
718 cf_result=yes, cf_result=no)
721 if test "$cf_result" != "yes"; then
724 EL_CONFIG(CONFIG_SCRIPTING_PERL, [Perl])
728 AC_SUBST(PERL_CFLAGS)
731 if test "$cf_result"; then AC_MSG_RESULT($cf_result); fi
732 dnl ===================================================================
734 dnl ===================================================================
737 AC_ARG_WITH(python, [ --with-python enable Python support],
739 if test "$withval" = yes; then
740 # FIXME: If withval is a valid directory append it to PATH
741 # so that you can specify one of several Python installations.
745 ***********************************************************************
746 The Python support is incomplete and not so well integrated to ELinks
747 yet. That means, ie., that you have no Python console and there might
748 not be all the necessary hooks. Also, the Python interface is not too
749 well tested (success stories heartily welcomed!).
750 ***********************************************************************
755 AC_MSG_CHECKING([for Python])
761 if test "$enable_python" = "yes"; then
762 PYTHON_LIBS="-lpython"
763 PYTHON_CFLAGS="-I`python -c 'from distutils import sysconfig; print sysconfig.get_python_inc()' 2> /dev/null`"
764 LIBS="$PYTHON_LIBS $LIBS"
765 CFLAGS="$PYTHON_CFLAGS $CFLAGS"
766 CPPFLAGS="$CPPFLAGS $PYTHON_CFLAGS"
771 cf_result=yes, cf_result=no)
774 if test "$cf_result" != "yes"; then
777 EL_CONFIG(CONFIG_SCRIPTING_PYTHON, [Python])
780 AC_SUBST(PYTHON_LIBS)
781 AC_SUBST(PYTHON_CFLAGS)
784 if test "$cf_result"; then AC_MSG_RESULT($cf_result); fi
787 dnl ===================================================================
788 dnl Check for Lua, optional even if installed.
789 dnl ===================================================================
791 dnl Do this the long way, as FreeBSD reportedly needs -L<dir> for
792 dnl anything other than /usr/lib, and Lua is very often in /usr/local/lib.
794 AC_ARG_WITH(lua, [ --without-lua disable Lua support],
795 [if test "$withval" = no; then disable_lua=yes; fi])
796 AC_MSG_CHECKING([for Lua])
801 if test -z "$disable_lua"; then
802 if test ! -d "$withval"; then
805 for luadir in "$withval" "" /usr /usr/local; do
806 for suffix in "" 50 51; do
807 if test "$cf_result" = no; then
808 LUA_LIBS="-llua$suffix -llualib$suffix -lm"
810 if test ! -z "$luadir"; then
811 LUA_LIBS="-L$luadir/lib $LUA_LIBS"
812 LUA_CFLAGS="-I$luadir/include -I$luadir/include/lua$suffix"
815 LIBS="$LUA_LIBS $LIBS_X"
816 CFLAGS="$CFLAGS_X $LUA_CFLAGS"
817 CPPFLAGS="$CPPFLAGS_X $LUA_CFLAGS"
819 # Check that it is a compatible Lua version
820 AC_TRY_LINK([ #include <lua.h>
821 #include <lualib.h>],
822 [ lua_State *L = lua_open();
827 lua_pushboolean(L, 1);
829 cf_result=yes, cf_result=no)
835 AC_MSG_RESULT($cf_result)
837 if test "$cf_result" != yes; then
840 EL_CONFIG(CONFIG_SCRIPTING_LUA, [Lua])
841 AC_CHECK_HEADERS(lauxlib.h)
849 dnl ===================================================================
850 dnl Check for Ruby, optional even if installed.
851 dnl ===================================================================
853 EL_CONFIG_SCRIPTING_RUBY
855 dnl ===================================================================
856 dnl Setup global scripting
857 dnl ===================================================================
859 EL_CONFIG_DEPENDS(CONFIG_SCRIPTING, [CONFIG_SCRIPTING_GUILE CONFIG_SCRIPTING_LUA CONFIG_SCRIPTING_PERL CONFIG_SCRIPTING_PYTHON CONFIG_SCRIPTING_RUBY CONFIG_SCRIPTING_SPIDERMONKEY], [Browser scripting])
860 AC_SUBST(CONFIG_SCRIPTING_GUILE)
861 AC_SUBST(CONFIG_SCRIPTING_LUA)
862 AC_SUBST(CONFIG_SCRIPTING_PERL)
863 AC_SUBST(CONFIG_SCRIPTING_PYTHON)
864 AC_SUBST(CONFIG_SCRIPTING_RUBY)
865 AC_SUBST(CONFIG_SCRIPTING_SPIDERMONKEY)
866 AC_SUBST(CONFIG_SCRIPTING)
869 dnl ===================================================================
870 dnl Check for SSL support.
871 dnl ===================================================================
873 dnl We by default use OpenSSL, and we always prefer it. However, when GNUTLS
874 dnl is enabled, we won't try to use OpenSSL anymore.
876 dnl For wiping SSL hooks..
883 AC_ARG_WITH(gnutls, [ --without-gnutls disable GNUTLS SSL support],
884 [if test "$with_gnutls" = no; then disable_gnutls=yes; fi])
885 AC_ARG_WITH(gnutls, [ --with-gnutls[=DIR] enable GNUTLS SSL support],
886 [if test "$with_gnutls" != no; then enable_gnutls=yes; fi])
887 gnutls_withval="$withval"
889 if test "$enable_gnutls" = yes; then
893 AC_ARG_WITH(openssl, [ --without-openssl disable OpenSSL support],
894 [if test "$with_openssl" = no; then disable_openssl=yes; fi])
895 AC_ARG_WITH(openssl, [ --with-openssl[=DIR] enable OpenSSL support (default)])
896 openssl_withval="$withval"
900 AC_MSG_CHECKING([for OpenSSL])
905 if test "$disable_openssl" = yes; then
908 for ssldir in "$openssl_withval" "" /usr /usr/local/openssl \
909 /usr/lib/openssl /usr/local/ssl \
910 /usr/local/www /usr/lib/ssl /usr/local \
911 /usr/pkg /opt /opt/openssl; do
912 if test "$cf_result" = no; then
913 if test -d "$ssldir"; then
914 OPENSSL_CFLAGS="-I$ssldir/include"
915 LIBS="-L$ssldir/lib -lssl -lcrypto $LIBS_X"
916 CFLAGS="$CFLAGS_X $OPENSSL_CFLAGS"
917 CPPFLAGS="$CPPFLAGS_X $OPENSSL_CFLAGS"
918 # # FIXME: This created serious portability problems. --pasky
919 # if test "$CC" == "gcc"; then
920 # # I'm not sure about compatibility here. --pasky
921 # LIBS="$LIBS -R$ssldir/lib"
924 LIBS="-lssl -lcrypto $LIBS_X"
926 AC_TRY_LINK([#include <openssl/ssl.h>],
927 [OpenSSL_add_all_algorithms()],
928 cf_result=yes, cf_result=no)
929 if test "$cf_result" != yes; then
930 AC_TRY_LINK([#include <openssl/ssl.h>],
931 [SSLeay_add_ssl_algorithms()],
932 cf_result=yes, cf_result=no)
937 if test "$cf_result" != yes; then
938 if test -n "$openssl_withval" && test "x$openssl_withval" != xno; then
939 AC_MSG_ERROR([OpenSSL not found])
943 EL_CONFIG(CONFIG_OPENSSL, [OpenSSL])
946 AC_SUBST(OPENSSL_CFLAGS)
950 AC_MSG_RESULT($cf_result)
953 dnl We can't have AC_MSG_CHECKING here, because AC_PATH_PROG prints its own and
954 dnl it looks ugly then.
956 if test "$cf_result" = yes; then
963 if test -z "$disable_gnutls"; then
964 # Sure, we maybe _could_ use their macro, but how to ensure
965 # that the ./configure script won't fail if the macro won't be
966 # found..? :( --pasky
968 GNUTLS_PATH="$PATH:/usr/local/gnutls:/opt:/opt/gnutls"
970 if test -d "$gnutls_withval"; then
971 GNUTLS_PATH="$gnutls_withval:$GNUTLS_PATH"
974 AC_PATH_PROG(LIBGNUTLS_CONFIG, libgnutls-config, no, $GNUTLS_PATH)
976 if test "$LIBGNUTLS_CONFIG" = "no" ; then
979 GNUTLS_CFLAGS=`$LIBGNUTLS_CONFIG --cflags`
980 GNUTLS_LIBS=`$LIBGNUTLS_CONFIG --libs`
982 LIBS="$GNUTLS_LIBS $LIBS_X"
983 CFLAGS="$CFLAGS_X $GNUTLS_CFLAGS"
984 CPPFLAGS="$CPPFLAGS_X $GNUTLS_CFLAGS"
986 # Verify if it's really usable. gnutls_session was
987 # renamed to gnutls_session_t before GNU TLS 1.2.0
988 # (on 2004-06-13); ELinks now requires this.
989 AC_TRY_LINK([#include <gnutls/gnutls.h>],
990 [gnutls_session_t dummy;
991 gnutls_check_version(NULL)],
992 cf_result=yes, cf_result=no)
995 if test "$cf_result" = yes; then
996 EL_CONFIG(CONFIG_GNUTLS, [GNUTLS])
999 AC_SUBST(GNUTLS_CFLAGS)
1001 # Verify if the MD5 compatibility layer is usable.
1002 CONFIG_GNUTLS_OPENSSL_COMPAT=yes
1003 EL_CHECK_OPTIONAL_LIBRARY(CONFIG_GNUTLS_OPENSSL_COMPAT,
1004 [GNU TLS OpenSSL compatibility],
1005 gnutls/openssl.h, gnutls-openssl,
1008 if test -n "$gnutls_withval" && test "x$gnutls_withval" != xno; then
1009 AC_MSG_ERROR([GNUTLS (1.2 or later) not found. ELinks no longer supports GNUTLS 1.1.])
1016 AC_MSG_CHECKING([for GNU TLS (1.2 or later)])
1017 AC_MSG_RESULT($cf_result)
1021 EL_CONFIG_DEPENDS(CONFIG_SSL, [CONFIG_OPENSSL CONFIG_GNUTLS], [SSL])
1022 AC_SUBST(CONFIG_GNUTLS_OPENSSL_COMPAT)
1023 AC_SUBST(CONFIG_OPENSSL)
1024 AC_SUBST(CONFIG_GNUTLS)
1028 AC_MSG_CHECKING([whether to be or not to be])
1029 AC_MSG_RESULT([needs to be determined experimentally])
1031 dnl ===================================================================
1032 dnl Check for IPv6 support and related functions.
1033 dnl ===================================================================
1035 EL_CHECK_NET_TYPE(struct sockaddr_storage, HAVE_SA_STORAGE, [])
1036 EL_CHECK_NET_TYPE(struct sockaddr_in6, HAVE_SA_IN6, [#include <netinet/in.h>])
1037 EL_CHECK_NET_TYPE(struct addrinfo, HAVE_ADDRINFO, [#include <netdb.h>])
1039 AC_CHECK_FUNC(getaddrinfo, HAVE_GETADDRINFO=yes, HAVE_GETADDRINFO=no)
1040 if test "$HAVE_GETADDRINFO" != yes; then
1041 AC_CHECK_LIB(inet6, getaddrinfo, HAVE_GETADDRINFO=yes, HAVE_GETADDRINFO=no)
1042 if test "$HAVE_GETADDRINFO" = yes; then
1043 LIBS="$LIBS -linet6"
1048 dnl ===================================================================
1049 dnl Checking for X11 (window title restoring).
1050 dnl ===================================================================
1053 if test x"$no_x" != xyes; then
1054 if test -n "$x_includes"; then
1055 X_CFLAGS="-I$x_includes"
1056 CPPFLAGS="$CPPFLAGS -I$x_includes"
1058 if test -n "$x_libraries"; then
1059 LDFLAGS="$LDFLAGS -L$x_libraries"
1062 EL_DEFINE(HAVE_X11, [X11 for restoring window titles])
1067 dnl ===================================================================
1068 dnl Backtraces displaying support.
1069 dnl ===================================================================
1071 AC_CHECK_HEADERS(execinfo.h, HAVE_EXECINFO=yes, HAVE_EXECINFO=no)
1072 # possible checks for other system-specific means go here
1075 dnl ===================================================================
1076 dnl SMB protocol support.
1077 dnl ===================================================================
1079 AC_CHECK_PROG(HAVE_SMBCLIENT, smbclient, yes, no)
1082 dnl ===================================================================
1083 dnl Gettext grey zone. Beware.
1084 dnl ===================================================================
1086 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"
1090 dnl AC_MSG_CHECKING([how many characters your English alphabet has])
1091 dnl # f33r d4 l33t... I hope it's portable. :)
1092 dnl cf_result=$((48#z - 48#a + 1));
1093 dnl AC_MSG_RESULT($cf_result)
1096 dnl ===================================================================
1097 dnl Compile-time features control
1098 dnl ===================================================================
1100 EL_ARG_ENABLE(CONFIG_COOKIES, cookies, [Cookies],
1101 [ --disable-cookies disable cookie support])
1103 EL_ARG_ENABLE(CONFIG_FORMHIST, formhist, [Form history],
1104 [ --disable-formhist disable form history support])
1106 EL_ARG_ENABLE(CONFIG_GLOBHIST, globhist, [Global history],
1107 [ --disable-globhist disable global history support])
1110 EL_ARG_ENABLE(CONFIG_MAILCAP, mailcap, [Mailcap],
1111 [ --disable-mailcap disable mailcap support])
1113 EL_ARG_ENABLE(CONFIG_MIMETYPES, mimetypes, [Mimetypes files],
1114 [ --disable-mimetypes disable mimetypes files support])
1117 EL_ARG_DEPEND(CONFIG_IPV6, ipv6,
1118 [HAVE_SA_STORAGE:yes HAVE_SA_IN6:yes HAVE_ADDRINFO:yes HAVE_GETADDRINFO:yes],
1120 [ --disable-ipv6 disable IPv6 support])
1122 EL_ARG_ENABLE(CONFIG_BITTORRENT, bittorrent, [BitTorrent protocol],
1123 [ --enable-bittorrent enable BitTorrent protocol support])
1125 EL_ARG_ENABLE(CONFIG_DATA, data, [Data protocol],
1126 [ --disable-data disable data protocol support])
1128 EL_ARG_ENABLE(CONFIG_URI_REWRITE, uri-rewrite, [URI rewriting],
1129 [ --disable-uri-rewrite disable URI rewrite support])
1131 EL_ARG_DEPEND(CONFIG_CGI, cgi, [HAVE_SETENV_OR_PUTENV:yes], [Local CGI],
1132 [ --enable-cgi enable local CGI support])
1134 EL_ARG_ENABLE(CONFIG_FINGER, finger, [Finger protocol],
1135 [ --enable-finger enable finger protocol support])
1137 EL_ARG_ENABLE(CONFIG_FTP, ftp, [FTP protocol],
1138 [ --disable-ftp disable ftp protocol support])
1140 EL_ARG_ENABLE(CONFIG_GOPHER, gopher, [Gopher protocol],
1141 [ --enable-gopher enable gopher protocol support])
1143 EL_ARG_ENABLE(CONFIG_NNTP, nntp, [NNTP protocol],
1144 [ --enable-nntp enable nntp protocol support])
1146 EL_ARG_DEPEND(CONFIG_SMB, smb, [HAVE_SMBCLIENT:yes], [SMB protocol],
1147 [ --disable-smb disable SMB protocol support (requires smbclient)])
1150 EL_ARG_ENABLE(CONFIG_MOUSE, mouse, [Mouse handling],
1151 [ --disable-mouse disable mouse support])
1153 # GPM mouse is Linux specific, so ...
1155 EL_ARG_DEPEND(CONFIG_SYSMOUSE, sysmouse,
1156 [CONFIG_MOUSE:yes CONFIG_GPM:no HAVE_SYSMOUSE_HEADER:yes],
1158 [ --disable-sysmouse disable BSD sysmouse support])
1160 EL_ARG_ENABLE(CONFIG_88_COLORS, 88-colors, [88 colors],
1161 [ --enable-88-colors enable 88 color support])
1163 EL_ARG_ENABLE(CONFIG_256_COLORS, 256-colors, [256 colors],
1164 [ --enable-256-colors enable 256 color support])
1167 EL_ARG_ENABLE(CONFIG_EXMODE, exmode, [Exmode interface],
1168 [ --enable-exmode enable exmode (CLI) interface])
1170 EL_ARG_ENABLE(CONFIG_LEDS, leds, [LEDs],
1171 [ --disable-leds disable LEDs support])
1173 EL_ARG_ENABLE(CONFIG_MARKS, marks, [Marks],
1174 [ --disable-marks disable document marks support])
1177 EL_ARG_ENABLE(CONFIG_CSS, css, [Cascading Style Sheets],
1178 [ --disable-css disable Cascading Style Sheet support])
1180 EL_ARG_DEPEND(CONFIG_HTML_HIGHLIGHT, html-highlight, [CONFIG_CSS:yes], [HTML highlighting],
1181 [ --enable-html-highlight HTML highlighting using DOM engine])
1183 dnl Everything in the tree already uses CONFIG_DOM
1184 dnl so resolve CONFIG_HTML_HIGHLIGHT to CONFIG_DOM
1185 EL_CONFIG_DEPENDS(CONFIG_DOM, [CONFIG_HTML_HIGHLIGHT], [DOM engine])
1187 EL_ARG_DEPEND(CONFIG_BACKTRACE, backtrace, [HAVE_EXECINFO:yes], [Backtrace],
1188 [ --disable-backtrace disable backtrace support])
1190 EL_ARG_DEPEND(CONFIG_NO_ROOT_EXEC, no-root, [HAVE_GETUID:yes HAVE_GETEUID:yes], [No root exec],
1191 [ --enable-no-root enable prevention of usage by root])
1194 EL_ARG_ENABLE(CONFIG_DEBUG, debug, [Debug mode],
1195 [ --enable-debug enable leak debug and internal error checking])
1197 EL_ARG_DEPEND(CONFIG_FASTMEM, fastmem, [CONFIG_DEBUG:no], [Fast mode],
1198 [ --enable-fastmem enable direct use of system allocation functions, not usable with --enable-debug])
1200 EL_ARG_ENABLE(CONFIG_OWN_LIBC, own-libc, [Own libc stubs],
1201 [ --enable-own-libc force use of internal functions instead of those of system libc])
1203 EL_ARG_ENABLE(CONFIG_SMALL, small, [Small binary],
1204 [ --enable-small reduce binary size as far as possible (but see the bottom of doc/small.txt!)])
1206 if test "$CONFIG_OPENSSL" != yes &&
1207 test "$CONFIG_GNUTLS_OPENSSL_COMPAT" != yes ||
1208 test "$CONFIG_OWN_LIBC" = yes;
1210 AC_MSG_CHECKING(for built-in MD5 support)
1212 EL_CONFIG(CONFIG_MD5, [Built-in MD5])
1215 AC_SUBST(CONFIG_MD5)
1217 if test "$CONFIG_BITTORRENT" = yes; then
1218 if test "$CONFIG_OPENSSL" != yes ||
1219 test "$CONFIG_OWN_LIBC" = yes;
1221 AC_MSG_CHECKING(for built-in SHA1 support)
1223 EL_CONFIG(CONFIG_SHA1, [Built-in SHA1])
1227 AC_SUBST(CONFIG_SHA1)
1229 if test "$CONFIG_CSS" = yes || test "$CONFIG_DOM" = yes;
1231 EL_CONFIG(CONFIG_SCANNER, [Built-in scanner])
1233 AC_SUBST(CONFIG_SCANNER)
1235 AC_ARG_ENABLE(weehoofooboomookerchoo,
1237 Also check out the features.conf file for more information about features!
1239 [AC_MSG_ERROR(Are you strange, or what?)])
1244 test "$CONFIG_OS_OS2" = yes && LDFLAGS="$LDFLAGS -Zexe"
1245 test "$CONFIG_OS_OS2" = yes && LDFLAGS=`echo "$LDFLAGS" | sed "s/-Zbin-files//g"`
1248 dnl ===================================================================
1249 dnl Export directory paths
1250 dnl ===================================================================
1252 # Set up the ``entry points'' if they were not supplied by builder
1253 test "x$prefix" = xNONE && prefix=$ac_default_prefix
1254 test "x$exec_prefix" = xNONE && exec_prefix=${prefix}
1256 # Create CONFDIR #define for config.h
1258 # XXX: This may be dependent on a particular version of autoconf. Whatever,
1259 # it's autoconf fault to force us to do such hacks ;p.
1260 if test x"$sysconfdir" = x"\${prefix}/etc"; then
1261 # sysconfdir is set to its default value... fine, let's append /elinks/
1262 # XXX: We can't modify listing of the default in ./configure --help :-(
1263 sysconfdir_n=`eval echo "$sysconfdir"`
1264 sysconfdir=$sysconfdir_n
1265 (echo "$sysconfdir" | grep elinks >/dev/null 2>/dev/null) || \
1266 sysconfdir="$sysconfdir/elinks"
1270 AC_DEFINE_UNQUOTED(CONFDIR, "$CONFDIR", [Directory containing default config])
1273 # Create LOCALEDIR #define for config.h
1274 LOCALEDIR=`eval echo "$datadir/locale"`
1275 AC_DEFINE_UNQUOTED(LOCALEDIR, "$LOCALEDIR", [Directory containing locales])
1278 # Create LIBDIR #define for config.h
1279 LIBDIR=`eval echo "$libdir"`
1280 AC_DEFINE_UNQUOTED(LIBDIR, "$LIBDIR", [Directory containing libraries])
1283 EL_LOG_CONFIG(CONFDIR, [System configuration directory], [])
1284 EL_LOG_CONFIG(LOCALEDIR, [Locale catalogs directory], [])
1286 dnl ===================================================================
1287 dnl A little fine tuning of gcc specific options (continued)
1288 dnl ===================================================================
1290 if test "x$ac_cv_prog_gcc" = "xyes"; then
1291 if test "$CONFIG_DEBUG" = "yes"; then
1292 dnl We want to see all warnings and live with none (in debug mode).
1293 CFLAGS="$CFLAGS -Werror"
1296 case "`$CC -dumpversion`" in
1298 # These should be ok using -Werror
1301 # If gcc is version 3.3 (or higher?) it emits lots of false positive
1302 # "dereferencing type-punned pointer will break strict-aliasing rules"
1303 # warnings. Disable them by not doing any strict-aliasing. The
1304 # alternative is just too ugly. Thanks gcc guys!! ;)
1305 CFLAGS="$CFLAGS -fno-strict-aliasing"
1308 # Do not show warnings related to (char * | unsigned char *) type
1310 CFLAGS="$CFLAGS -fno-strict-aliasing -Wno-pointer-sign"
1313 # These should be ok using -Werror
1318 # CFLAGS doesn't contain all compile flags. Some will be added only when
1319 # needed in the respective source directory. To get all compile flags
1320 # easily just add CPPFLAGS.
1321 ALL_CFLAGS="$CFLAGS $CPPFLAGS"
1323 EL_LOG_CONFIG(ALL_CFLAGS, [Compiler options (CFLAGS)], [])
1324 EL_LOG_CONFIG(LIBS, [Linker options (LIBS)], [])
1326 dnl ===================================================================
1327 dnl Colored make output
1328 dnl ===================================================================
1330 if test $(`which tput` colors) -ge 4; then
1332 AC_SUBST(MAKE_COLOR)
1335 dnl ===================================================================
1337 dnl ===================================================================
1341 contrib/elinks.spec \
1342 contrib/lua/hooks.lua \
1343 contrib/conv/w3m2links.awk \
1344 doc/man/man1/elinks.1 \
1345 src/intl/gettext/ref-add.sed \
1346 src/intl/gettext/ref-del.sed
1349 abs_srcdir="$(cd "$srcdir" && pwd)"
1350 # builddir is always absolute!
1351 if test "$abs_srcdir" != "$builddir"; then
1352 echo "include $abs_srcdir/Makefile" > "$builddir/Makefile"
1353 "$MAKE" "SRC=$abs_srcdir" init
1357 dnl ===================================================================
1358 dnl Configuration summary
1359 dnl ===================================================================
1361 AC_MSG_RESULT(The following feature summary has been saved to features.log)