1 dnl Process this file with autoconf to produce a configure script
3 dnl Need autoconf 2.50 or later for AC_ARG_VAR. 2.59 has been around for
4 dnl long enough, that we might as well just require that.
6 AC_INIT([survex], [1.2.32], [https://trac.survex.com/])
7 AM_INIT_AUTOMAKE([1.5 gnu -Wall -Wportability -Werror])
11 AC_CONFIG_HEADERS([config.h])
12 AC_CONFIG_SRCDIR([src/aven.cc])
14 COPYRIGHT_MSG="Copyright (C) 1990-2017 Olly Betts"
15 AVEN_COPYRIGHT_MSG="Copyright (C) 1999-2003,2005,2006 Mark R. Shinwell"
17 AC_DEFINE_UNQUOTED(COPYRIGHT_MSG, ["$COPYRIGHT_MSG"], [Copyright Message])
18 AC_DEFINE_UNQUOTED(AVEN_COPYRIGHT_MSG, ["$AVEN_COPYRIGHT_MSG"],
19 [Copyright Message for Aven])
21 AC_SUBST(COPYRIGHT_MSG)
22 AC_SUBST(AVEN_COPYRIGHT_MSG)
24 COPYRIGHT_MSG_UTF8=`echo "$COPYRIGHT_MSG"|sed 's/(C)/©/'`
25 AVEN_COPYRIGHT_MSG_UTF8=`echo "$AVEN_COPYRIGHT_MSG"|sed 's/(C)/©/'`
27 AC_DEFINE_UNQUOTED(COPYRIGHT_MSG_UTF8, ["$COPYRIGHT_MSG_UTF8"],
28 [Copyright Message in UTF-8])
29 AC_DEFINE_UNQUOTED(AVEN_COPYRIGHT_MSG_UTF8, ["$AVEN_COPYRIGHT_MSG_UTF8"],
30 [Copyright Message for Aven in UTF-8])
32 dnl set PRETTYPACKAGE to PACKAGE with the first character capitalised
33 PRETTYPACKAGE=`echo "$PACKAGE"|cut -b1|tr a-z A-Z``echo "$PACKAGE"|cut -b2-`
34 AC_DEFINE_UNQUOTED(PRETTYPACKAGE, "$PRETTYPACKAGE",
35 [Name of package (capitalised)])
36 AC_SUBST(PRETTYPACKAGE)
38 dnl set COMMAVERSION to VERSION with the dots replaced by commas -
39 dnl e.g. "0,99" or "1,0,22"
40 COMMAVERSION=`echo "$VERSION"|tr '.' ','`
41 AC_DEFINE_UNQUOTED(COMMAVERSION, $COMMAVERSION,
42 [Version number of package (comma-separated)])
43 AC_SUBST(COMMAVERSION)
45 PKGDOCDIR='${prefix}/share/doc/${PACKAGE}'
47 [ --enable-docdir=DIR Set directory for installing documentation to DIR],
50 AC_MSG_ERROR([configure: Syntax: configure --enable-docdir=DIR]) ;;
52 PKGDOCDIR="$enableval"
56 test NONE = "$prefix" && prefix="$ac_default_prefix"
57 test NONE = "$exec_prefix" && exec_prefix="$prefix"
58 eval echo "$PKGDOCDIR"
61 AC_SUBST(PKGDOCDIR_EXPANDED)
65 dnl Checks for programs.
72 dnl Probe for any options needed to enable C++11 support.
73 AX_CXX_COMPILE_STDCXX_11
87 darwin*) macosx=yes ;;
88 *mingw*|*cygwin*|windows*) mswindows=yes ;;
93 AC_ARG_VAR(STRIP, [Command for discarding symbols from object files])
94 AC_PATH_TOOL(STRIP, strip, [echo "not stripping "])
101 dnl AC_MSG_CHECKING([for OS-specific programs to build])
102 dnl if test yes = "$mswindows"; then
104 dnl elif test yes = "$macosx"; then
107 dnl AC_MSG_RESULT([${OSPROGS:-none}])
110 dnl The wxWidgets libraries we need:
111 wx_libs="core,gl,html"
113 AC_ARG_VAR(WXCONFIG, [Old name for WX_CONFIG, accepted for compatibility])
114 AC_ARG_VAR(WX_CONFIG, [wxWidgets configuration script to use to build Aven])
115 : ${WX_CONFIG="$WXCONFIG"}
117 AM_CONDITIONAL(WIN32, [test yes = "$mswindows"])
118 AM_CONDITIONAL(MACOSX, [test yes = "$macosx"])
120 if test -n "$WX_CONFIG" ; then
121 dnl WX_CONFIG specified - sanity check the value
122 dnl don't check for --ldflags - older wx-config didn't do that
123 if (exec >&5 2>&5;$WX_CONFIG --libs --cflags --cxxflags "$wx_libs";exit $?) then
126 AC_MSG_ERROR(['$WX_CONFIG --libs --cflags --cxxflags "$wx_libs"' does not work, bailing out])
129 if test yes = "$macosx" ; then
131 elif test yes = "$mswindows" ; then
136 dnl See if wx-config exists and is for the correct version.
137 dnl Fedora install wx3's wx-config as wx-config-3.0, so look for that in
139 AC_PATH_PROGS(WX_CONFIG, [wx-config-3.0 wx-config])
140 if test -n "$WX_CONFIG" ; then
141 if (exec >&5 2>&5;$WX_CONFIG --cflags "$wx_libs"|grep -e -D"$wxdef";exit $?) then
144 AC_MSG_ERROR([wxWidgets not for the right toolkit. Run ./configure WX_CONFIG=/path/to/wx-config])
147 AC_MSG_ERROR([wxWidgets not found. Run ./configure WX_CONFIG=/path/to/wx-config])
151 dnl Unless the user has explicitly specified a --unicode setting, prefer
152 dnl --unicode=yes if we can get it.
156 if (exec >&5 2>&5;$WX_CONFIG --unicode=yes --version "$wx_libs";exit $?) ; then
157 WX_CONFIG="$WX_CONFIG --unicode=yes"
158 elif (exec >&5 2>&5;$WX_CONFIG --unicode=no --version "$wx_libs";exit $?) ; then
159 WX_CONFIG="$WX_CONFIG --unicode=no"
163 WX_LIBS=`$WX_CONFIG --libs "$wx_libs"`
164 dnl Needed for nvidia drivers on linux (for some setups anyway).
165 AC_CHECK_LIB(Xxf86vm, XF86VidModeQueryVersion, [WX_LIBS="$WX_LIBS -lXxf86vm"], [], [$WX_LIBS])
166 dnl We use functions from libGLU so always link -lGLU explicitly if it's
168 AC_CHECK_LIB([GLU], [gluProject], [WX_LIBS="$WX_LIBS -lGLU"], [], [$WX_LIBS])
169 dnl We use functions from libGL so always link -lGL explicitly if it's
171 AC_CHECK_LIB([GL], [glPushMatrix], [WX_LIBS="$WX_LIBS -lGL"], [], [$WX_LIBS])
173 dnl Mac OS X has OpenGL/gl.h.
174 AC_CHECK_HEADERS([GL/gl.h OpenGL/gl.h], [], [], [ ])
175 dnl The Debian mingw-w64 packages lack GL/glext.h; Mac OS X has OpenGL/glext.h.
176 AC_CHECK_HEADERS([GL/glext.h OpenGL/glext.h], [], [], [#include <GL/gl.h>])
178 dnl Older wx-config didn't support --ldflags (2.6.3 doesn't), and neither do
179 dnl newer ones (3.0.1 doesn't) but presumably some in between did - error goes
180 dnl to stderr, with nothing to stdout, so just ignore stderr.
181 WX_LDFLAGS=`$WX_CONFIG --ldflags "$wx_libs" 2> /dev/null`
183 WX_CFLAGS=`$WX_CONFIG --cflags "$wx_libs"`
185 WX_CXXFLAGS=`$WX_CONFIG --cxxflags "$wx_libs"`
186 AC_SUBST(WX_CXXFLAGS)
190 CFLAGS="$CFLAGS $WX_CFLAGS"
191 AC_CHECK_SIZEOF([wxChar], [], [
193 #if wxCHECK_VERSION(2,9,0)
194 #include <wx/chartype.h>
196 #include <wx/wxchar.h>
201 dnl Check for libav (FIXME: does our code still work with ffmpeg?)
202 PKG_CHECK_MODULES([LIBAV], [libavcodec libavformat libswscale libavutil], [
203 AC_DEFINE([WITH_LIBAV], [1], [Use libav for movie export])
204 save_CXXFLAGS=$CXXFLAGS
206 CFLAGS="$CFLAGS $LIBAV_CFLAGS"
207 LIBS="$LIBS $LIBAV_LIBS"
208 AC_CHECK_FUNCS([av_guess_format avio_open avio_close avformat_write_header avcodec_encode_video2 avcodec_free_frame avcodec_open2 avformat_new_stream av_frame_alloc av_frame_free])
209 AC_CHECK_DECLS([AVMEDIA_TYPE_VIDEO], [], [], [#include <libavcodec/avcodec.h>])
210 AC_CHECK_DECLS([AV_CODEC_ID_NONE], [], [], [#include <libavcodec/avcodec.h>])
211 AC_CHECK_DECLS([AV_PIX_FMT_RGB24], [], [], [#include <libavutil/pixfmt.h>])
212 AC_CHECK_DECLS([AV_PIX_FMT_YUV420P], [], [], [#include <libavutil/pixfmt.h>])
213 CXXFLAGS=$save_CXXFLAGS
216 dnl Build without movie export feature.
218 AC_SUBST([LIBAV_LIBS])
219 AC_SUBST([LIBAV_CFLAGS])
222 PKG_CHECK_MODULES([PROJ], [proj], [
224 dnl pkg-config support in proj seems quite new, so probe directly if not
226 AC_CHECK_LIB([proj], [pj_init_plus], [
230 AC_MSG_ERROR([PROJ4 required for coordinate transformations])
233 AC_SUBST([PROJ_LIBS])
234 AC_SUBST([PROJ_CFLAGS])
236 dnl Checks for header files.
238 dnl don't use AC_CHECK_FUNCS for setjmp - mingw #define-s it to _setjmp
239 AC_CHECK_HEADERS(limits.h string.h setjmp.h sys/select.h)
241 dnl Checks for typedefs, structures, and compiler characteristics.
246 dnl check if CLOCKS_PER_SEC is defined by time.h (as ANSI says it should be)
247 dnl if it isn't, assume it is 1000000, as it is on SunOS 4
248 AC_TRY_COMPILE([#include <time.h>],[
249 #ifndef CLOCKS_PER_SEC
252 ], , AC_DEFINE(CLOCKS_PER_SEC, 1000000, [For old systems which don't define it themselves]))
254 dnl Check for 16-bit and 32-bit integer types.
258 dnl Checks for library functions.
260 if test yes != "$ac_cv_func_strftime"; then
264 dnl Check if there's a declaration of lround(). Below we also check for
265 dnl lround() with AC_CHECK_FUNCS, which just checks if it can be linked
266 dnl against. Some platforms are missing a prototype for lround(), so
267 dnl both checks are useful.
268 AC_CHECK_DECLS([lround], [], [], [[#include <math.h>]])
269 dnl check for strcasecmp here as well as below - this one is to get
270 dnl HAVE_STRCASECMP defined if appropriate (for img.c)
271 AC_CHECK_FUNCS([popen getpwuid lround strcasecmp hypot lstat mmap])
273 dnl difftime seems to be an ANSI invention
274 AC_CHECK_FUNCS(difftime)
276 dnl Much faster than using getc()/putc(), at least on Linux.
277 AC_CHECK_FUNCS([getc_unlocked putc_unlocked])
279 AC_CHECK_FUNCS([setenv unsetenv])
281 dnl try to find a case-insensitive compare
284 dnl The order of these tests is important.
285 AC_CHECK_FUNC(strcasecmp, [strcasecmp=strcasecmp])
286 if test no = "$strcasecmp"; then
287 AC_CHECK_FUNC(stricmp, [strcasecmp=stricmp])
289 if test no = "$strcasecmp"; then
290 AC_CHECK_FUNC(strcmpi, [strcasecmp=strcmpi])
293 AC_MSG_CHECKING([how to compare strings ignoring case])
296 AC_LIBOBJ(strcasecmp)
297 AC_MSG_RESULT([using own implementation of strcasecmp]) ;;
299 AC_MSG_RESULT([strcasecmp]) ;;
301 AC_DEFINE_UNQUOTED(strcasecmp, "$strcasecmp",
302 [strcasecmp define for systems which call it something else])
303 AC_MSG_RESULT([$strcasecmp]) ;;
306 AC_MSG_CHECKING(for sgmltools v2 or v3)
307 if test : != "$SGMLTOOLS" ; then
308 : ${SGMLTOOLS=sgmltools}
309 case `(exec 2>&5 ; $SGMLTOOLS --version)` in
311 AC_MSG_RESULT([$SGMLTOOLS]) ;;
313 AC_MSG_RESULT([$SGMLTOOLS]) ;;
315 SGMLTOOLS="$MISSING sgmltools"
316 AC_MSG_RESULT(not found) ;;
319 AC_MSG_RESULT([$SGMLTOOLS])
322 AC_ARG_VAR(SGMLTOOLS, [sgmltools command])
324 AC_MSG_CHECKING(for docbook2man)
325 if test : != "$DOCBOOK2MAN" ; then
326 : ${DOCBOOK2MAN=docbook2man}
327 $DOCBOOK2MAN 2> /dev/null
328 if test $? = 1 ; then
329 AC_MSG_RESULT([$DOCBOOK2MAN])
331 DOCBOOK2MAN="$MISSING docbook2man"
332 AC_MSG_RESULT([not found])
335 AC_MSG_RESULT([$DOCBOOK2MAN])
337 AC_SUBST(DOCBOOK2MAN)
338 AC_ARG_VAR(DOCBOOK2MAN, [docbook2man command])
340 dnl extra warning flags for building with GCC
341 if test yes = "$GCC"; then
342 if test yes = "$cross_compiling"; then
343 dnl AM_CFLAGS="$AM_CFLAGS -Werror -Wall -Wunused -Wpointer-arith\
344 dnl -Wwrite-strings -Wcast-align"
345 dnl -Wsign-compare causes a warning with the mingw FD_SET macro, so we have
346 dnl to disable it for mingw builds.
347 AM_CFLAGS="$AM_CFLAGS -Wall -Wunused -Wpointer-arith\
348 -Wwrite-strings -Wcast-align"
349 AM_CXXFLAGS="$AM_CXXFLAGS -Wall -Wunused -Wpointer-arith\
350 -Wwrite-strings -Wcast-align -Wno-sign-compare"
352 AM_CFLAGS="$AM_CFLAGS -Wall -W -Wunused -Wshadow -Wpointer-arith\
353 -Wmissing-prototypes -Wwrite-strings -Wredundant-decls -Wnested-externs\
355 AM_CXXFLAGS="$AM_CXXFLAGS -Wall -W -Wunused -Wshadow -Wpointer-arith\
356 -Wwrite-strings -Wcast-align"
358 dnl too many complaints from headers, etc: -Wconversion
361 AC_SUBST(AM_CXXFLAGS)
363 dnl See if large file support is available. Survex is unlikely to need to
364 dnl process files > 2GB in size, but LFS is also needed for stat() to work
365 dnl on filing systems which return 64 bit inode values, such as CIFS mounts.
368 AC_ARG_ENABLE(profiling,
369 [ --enable-profiling Build binaries to generate profiling information],
371 yes) AM_CXXFLAGS="$AM_CXXFLAGS -pg"
372 AM_CFLAGS="$AM_CFLAGS -pg"
373 AC_MSG_RESULT(building binaries to generate profiling information);;
375 *) AC_MSG_ERROR(bad value $enableval for --enable-profiling) ;;
378 HTMLFILES="AUTHORS.htm HACKING.htm NEWS.htm OLDNEWS.htm TODO.htm index.htm 3dformat.htm 3dformat-old.htm"
381 EXTRA_TEXT="AUTHORS COPYING NEWS TODO ChangeLog"
386 AC_SUBST_FILE(AVENDESC)
387 AVENDESC=desc-aven.txt
389 dnl Don't define DATADIR if building for MS Windows - it won't be used, and
390 dnl can conflict with the DATADIR typedef in objidl.h
391 if test no = "$mswindows"; then
392 AC_DEFINE_DIR(DATADIR, datadir, [Location of platform independent support files])
396 [/* Use getc_unlocked() and putc_unlocked() where available, since they are
397 * faster, and we don't multithread file accesses.
400 #ifdef HAVE_GETC_UNLOCKED
401 # define GETC(F) getc_unlocked(F)
403 # define GETC(F) getc(F)
405 #ifdef HAVE_PUTC_UNLOCKED
406 # define PUTC(C, F) putc_unlocked(C, F)
408 # define PUTC(C, F) putc(C, F)
413 Makefile src/Makefile doc/Makefile lib/Makefile lib/icons/Makefile
415 tests/Makefile vim/Makefile survex.iss doc/index.htm doc/survex.7
416 survex.spec lib/Info.plist
419 dnl FIXME update msvc makefile for 1.2 branch
420 dnl src/msvc/config.h