source: git/configure.ac @ 0a681a7

stereo-2025 v1.4.10
Last change on this file since 0a681a7 was 63a37be, checked in by Olly Betts <olly@…>, 12 months ago

Update for 1.4.10

  • Property mode set to 100644
File size: 11.7 KB
Line 
1dnl Process this file with autoconf to produce a configure script
2
3dnl Need autoconf 2.50 or later for AC_ARG_VAR.  2.59 has been around for
4dnl long enough, that we might as well just require that.
5AC_PREREQ(2.59)
6AC_INIT([survex], [1.4.10], [https://trac.survex.com/])
7AM_INIT_AUTOMAKE([1.5 gnu -Wall -Wportability -Werror])
8RELEASE=1
9
10AC_SUBST(RELEASE)
11AC_CONFIG_HEADERS([config.h])
12AC_CONFIG_SRCDIR([src/aven.cc])
13
14COPYRIGHT_MSG="Copyright (C) 1990-2024 Olly Betts"
15AVEN_COPYRIGHT_MSG="Copyright (C) 1999-2003,2005,2006 Mark R. Shinwell"
16
17AC_DEFINE_UNQUOTED(COPYRIGHT_MSG, ["$COPYRIGHT_MSG"], [Copyright Message])
18AC_DEFINE_UNQUOTED(AVEN_COPYRIGHT_MSG, ["$AVEN_COPYRIGHT_MSG"],
19                   [Copyright Message for Aven])
20
21AC_SUBST(COPYRIGHT_MSG)
22AC_SUBST(AVEN_COPYRIGHT_MSG)
23
24COPYRIGHT_MSG_UTF8=`echo "$COPYRIGHT_MSG"|sed 's/(C)/©/'`
25AVEN_COPYRIGHT_MSG_UTF8=`echo "$AVEN_COPYRIGHT_MSG"|sed 's/(C)/©/'`
26
27AC_DEFINE_UNQUOTED(COPYRIGHT_MSG_UTF8, ["$COPYRIGHT_MSG_UTF8"],
28                   [Copyright Message in UTF-8])
29AC_DEFINE_UNQUOTED(AVEN_COPYRIGHT_MSG_UTF8, ["$AVEN_COPYRIGHT_MSG_UTF8"],
30                   [Copyright Message for Aven in UTF-8])
31
32dnl set PRETTYPACKAGE to PACKAGE with the first character capitalised
33PRETTYPACKAGE=`echo "$PACKAGE"|cut -b1|tr a-z A-Z``echo "$PACKAGE"|cut -b2-`
34AC_DEFINE_UNQUOTED(PRETTYPACKAGE, "$PRETTYPACKAGE",
35                   [Name of package (capitalised)])
36AC_SUBST(PRETTYPACKAGE)
37
38dnl set COMMAVERSION to VERSION with the dots replaced by commas -
39dnl e.g. "0,99" or "1,0,22"
40COMMAVERSION=`echo "$VERSION"|tr '.' ','`
41AC_DEFINE_UNQUOTED(COMMAVERSION, $COMMAVERSION,
42                   [Version number of package (comma-separated)])
43AC_SUBST(COMMAVERSION)
44
45PKGDOCDIR='${prefix}/share/doc/${PACKAGE}'
46AC_ARG_ENABLE(docdir,
47[  --enable-docdir=DIR Set directory for installing documentation to DIR],
48[case $enableval in
49 yes|no)
50  AC_MSG_ERROR([configure: Syntax: configure --enable-docdir=DIR]) ;;
51esac
52PKGDOCDIR="$enableval"
53]
54)
55PKGDOCDIR_EXPANDED=`
56 test NONE = "$prefix" && prefix="$ac_default_prefix"
57 test NONE = "$exec_prefix" && exec_prefix="$prefix"
58 eval echo "$PKGDOCDIR"
59`
60AC_SUBST(PKGDOCDIR)
61AC_SUBST(PKGDOCDIR_EXPANDED)
62
63AC_CANONICAL_HOST
64
65dnl Checks for programs.
66AC_PROG_CC
67AC_PROG_CPP
68
69AC_PROG_CXX
70AC_PROG_CXXCPP
71
72dnl Probe for any options needed to enable C++11 support.
73AX_CXX_COMPILE_STDCXX_11
74
75AM_PROG_CC_C_O
76
77AC_LANG([C])
78
79AC_EXEEXT
80AC_OBJEXT
81
82mswindows=no
83macos=no
84case $host_os in
85darwin*) macos=yes ;;
86*mingw*|*cygwin*|windows*) mswindows=yes ;;
87esac
88
89AC_C_BIGENDIAN
90
91AC_ARG_VAR(STRIP, [Command for discarding symbols from object files])
92AC_PATH_TOOL(STRIP, strip, [echo "not stripping "])
93
94AC_CHECK_LIB(m, sqrt)
95
96AC_PATH_XTRA
97
98dnl The wxWidgets libraries we need:
99wx_libs="core,gl"
100
101AC_ARG_VAR(WXCONFIG, [Old name for WX_CONFIG, accepted for compatibility])
102AC_ARG_VAR(WX_CONFIG, [wxWidgets configuration script to use to build Aven])
103: ${WX_CONFIG="$WXCONFIG"}
104
105AM_CONDITIONAL(WIN32, [test yes = "$mswindows"])
106AM_CONDITIONAL(MACOS, [test yes = "$macos"])
107
108if test -n "$WX_CONFIG" ; then
109  dnl WX_CONFIG specified - sanity check the value
110  dnl don't check for --ldflags - older wx-config didn't do that
111  if (exec >&5 2>&5;$WX_CONFIG --libs --cflags --cxxflags "$wx_libs";exit $?) then
112    :
113  else
114    AC_MSG_ERROR(['$WX_CONFIG --libs --cflags --cxxflags "$wx_libs"' does not work, bailing out])
115  fi
116else
117  if test yes = "$macos" ; then
118    wxdef=__WXMAC__
119  elif test yes = "$mswindows" ; then
120    wxdef=__WXMSW__
121  else
122    wxdef=__WXGTK__
123  fi
124  dnl See if wx-config exists and is for the correct version.
125  dnl Fedora install wx3's wx-config as wx-config-3.0, so look for that in
126  dnl preference.
127  dnl Arch Linux uses wx-config-gtk3.
128  AC_PATH_PROGS(WX_CONFIG, [wx-config-3.0 wx-config-gtk3 wx-config])
129  if test -n "$WX_CONFIG" ; then
130    if (exec >&5 2>&5;$WX_CONFIG --cflags "$wx_libs"|grep -e -D"$wxdef";exit $?) then
131      :
132    else
133      AC_MSG_ERROR([wxWidgets not for the right toolkit.  Run ./configure WX_CONFIG=/path/to/wx-config])
134    fi
135  else
136    AC_MSG_ERROR([wxWidgets not found.  Run ./configure WX_CONFIG=/path/to/wx-config])
137  fi
138fi
139
140dnl Unless the user has explicitly specified a --unicode setting, prefer
141dnl --unicode=yes if we can get it.
142case $WX_CONFIG in
143  *--unicode=*) ;;
144  *)
145    if (exec >&5 2>&5;$WX_CONFIG --unicode=yes --version "$wx_libs";exit $?) ; then
146      WX_CONFIG="$WX_CONFIG --unicode=yes"
147    elif (exec >&5 2>&5;$WX_CONFIG --unicode=no --version "$wx_libs";exit $?) ; then
148      WX_CONFIG="$WX_CONFIG --unicode=no"
149    fi ;;
150esac
151
152WX_LIBS=`$WX_CONFIG --libs "$wx_libs"`
153dnl Needed for nvidia drivers on linux (for some setups anyway).
154AC_CHECK_LIB(Xxf86vm, XF86VidModeQueryVersion, [WX_LIBS="$WX_LIBS -lXxf86vm"], [], [$WX_LIBS])
155
156save_LIBS=$LIBS
157dnl Check if we need a library for OpenGL functions.  Usually it's the "GL"
158dnl library, but it's called opengl32 on Microsoft Windows).
159AC_SEARCH_LIBS([glPushMatrix], [GL opengl32], [WX_LIBS="$WX_LIBS $ac_cv_search_glPushMatrix"], [], [$WX_LIBS])
160dnl Check if we need a library for GLU functions.  Usually it's the "GLU"
161dnl library, but it's called glu32 on Microsoft Windows).
162AC_SEARCH_LIBS([gluProject], [GLU glu32], [WX_LIBS="$WX_LIBS $ac_cv_search_gluProject"], [], [$WX_LIBS])
163LIBS=$save_LIBS
164
165AC_SUBST(WX_LIBS)
166dnl macOS has OpenGL/gl.h.
167AC_CHECK_HEADERS([GL/gl.h OpenGL/gl.h], [], [], [ ])
168dnl The Debian mingw-w64 packages lack GL/glext.h; macOS has OpenGL/glext.h.
169AC_CHECK_HEADERS([GL/glext.h OpenGL/glext.h], [], [], [#include <GL/gl.h>])
170
171WX_CFLAGS=`$WX_CONFIG --cflags "$wx_libs"`
172AC_SUBST(WX_CFLAGS)
173WX_CXXFLAGS=`$WX_CONFIG --cxxflags "$wx_libs"`
174AC_SUBST(WX_CXXFLAGS)
175
176AC_LANG([C])
177save_CFLAGS=$CFLAGS
178CFLAGS="$CFLAGS $WX_CFLAGS"
179AC_CHECK_SIZEOF([wxChar], [], [
180  #include <wx/defs.h>
181  #include <wx/chartype.h>
182])
183CFLAGS=$save_CFLAGS
184
185dnl Check for FFmpeg libraries.
186PKG_CHECK_MODULES([FFMPEG], [libavcodec libavformat libswscale libavutil], [
187  AC_DEFINE([WITH_FFMPEG], [1], [Use FFmpeg for movie export])
188  save_CXXFLAGS=$CXXFLAGS
189  save_LIBS=$LIBS
190  CFLAGS="$CFLAGS $FFMPEG_CFLAGS"
191  LIBS="$LIBS $FFMPEG_LIBS"
192  AC_CHECK_FUNCS([av_guess_format avio_open avio_close avformat_write_header avcodec_encode_video2 avcodec_free_frame avcodec_open2 avformat_new_stream av_frame_alloc av_frame_free])
193  AC_CHECK_DECLS([AVMEDIA_TYPE_VIDEO], [], [], [#include <libavcodec/avcodec.h>])
194  AC_CHECK_DECLS([AV_CODEC_ID_NONE], [], [], [#include <libavcodec/avcodec.h>])
195  AC_CHECK_DECLS([AV_PIX_FMT_RGB24], [], [], [#include <libavutil/pixfmt.h>])
196  AC_CHECK_DECLS([AV_PIX_FMT_YUV420P], [], [], [#include <libavutil/pixfmt.h>])
197  CXXFLAGS=$save_CXXFLAGS
198  LIBS=$save_LIBS
199], [
200  dnl Build without movie export feature.
201])
202AC_SUBST([FFMPEG_LIBS])
203AC_SUBST([FFMPEG_CFLAGS])
204
205dnl Check for PROJ.
206PKG_CHECK_MODULES([PROJ], [proj >= 6.2.0], [
207], [
208  dnl pkg-config support in proj seems quite new, so probe directly if not
209  dnl found.  We need proj_create_crs_to_crs_from_pj() which was added in
210  dnl 6.2.0.
211  AC_CHECK_LIB([proj], [proj_create_crs_to_crs_from_pj], [
212      PROJ_LIBS=-lproj
213      PROJ_CFLAGS=
214    ], [
215      AC_MSG_ERROR([PROJ required for coordinate transformations])
216    ])
217])
218AC_SUBST([PROJ_LIBS])
219AC_SUBST([PROJ_CFLAGS])
220
221dnl Check for GDAL.
222PKG_CHECK_MODULES([GDAL], [gdal >= 2.3], [
223], [
224  AC_MSG_ERROR([GDAL required for geodata handling])
225])
226AC_SUBST([GDAL_LIBS])
227AC_SUBST([GDAL_CFLAGS])
228
229dnl Checks for header files.
230
231dnl don't use AC_CHECK_FUNCS for setjmp - mingw #define-s it to _setjmp
232AC_CHECK_HEADERS(limits.h string.h setjmp.h)
233
234dnl Checks for typedefs, structures, and compiler characteristics.
235AC_TYPE_SIZE_T
236AC_STRUCT_TM
237
238dnl Check for 16-bit and 32-bit integer types.
239AC_TYPE_INT16_T
240AC_TYPE_UINT16_T
241AC_TYPE_INT32_T
242AC_TYPE_UINT32_T
243
244dnl Check if there's a declaration of lround().  Below we also check for
245dnl lround() with AC_CHECK_FUNCS, which just checks if it can be linked
246dnl against.  Some platforms are missing a prototype for lround(), so
247dnl both checks are useful.
248AC_CHECK_DECLS([lround], [], [], [[#include <math.h>]])
249AC_CHECK_FUNCS([popen getpwuid lround hypot mmap])
250
251dnl Much faster than using getc()/putc(), at least on Linux.
252AC_CHECK_FUNCS([getc_unlocked putc_unlocked])
253
254AC_CHECK_FUNCS([setenv unsetenv])
255
256AC_CHECK_FUNCS([fmemopen])
257
258dnl Microsoft-specific functions which support positional argument specifiers.
259AC_CHECK_FUNCS([_vfprintf_p _vsprintf_p])
260
261AC_PATH_PROG([SPHINX_BUILD], [sphinx-build], [$MISSING sphinx-build])
262AC_ARG_VAR([SPHINX_BUILD], [sphinx-build from python3-sphinx])
263
264AC_PATH_PROG([MSGFMT], [msgfmt], [$MISSING msgfmt])
265AC_ARG_VAR([MSGFMT], [msgfmt from gettext])
266
267AC_ARG_ENABLE([werror],
268  [AS_HELP_STRING([--enable-werror], [enable treating compiler warnings as errors [default=no]])],
269  [case ${enableval} in
270    yes|no) ;;
271  *) AC_MSG_ERROR([bad value ${enableval} for --enable-werror]) ;;
272  esac],
273  [enable_werror=no])
274
275dnl Put -Werror or equivalent in its own make variable so that it can easily
276dnl be overridden by `make WERROR=` if needed during development (e.g. if
277dnl you want to get a full list of compile warnings to fix rather than
278dnl stopping at the first file with warnings).
279WERROR=
280AC_SUBST([WERROR])
281
282dnl extra warning flags for building with GCC
283if test yes = "$GCC"; then
284  WERROR=-Werror
285  if test yes = "$cross_compiling"; then
286dnl    AM_CFLAGS="$AM_CFLAGS -Werror -Wall -Wunused -Wpointer-arith\
287dnl      -Wwrite-strings -Wcast-align"
288dnl -Wsign-compare causes a warning with the mingw FD_SET macro, so we have
289dnl to disable it for mingw builds.
290    AM_CFLAGS="$AM_CFLAGS -Wall -Wunused -Wpointer-arith\
291      -Wwrite-strings -Wcast-align"
292    AM_CXXFLAGS="$AM_CXXFLAGS -Wall -Wunused -Wpointer-arith\
293      -Wwrite-strings -Wcast-align -Wno-sign-compare"
294  else
295    AM_CFLAGS="$AM_CFLAGS -Wall -W -Wunused -Wshadow -Wpointer-arith\
296      -Wmissing-prototypes -Wwrite-strings -Wredundant-decls -Wnested-externs\
297      -Wcast-align"
298    AM_CXXFLAGS="$AM_CXXFLAGS -Wall -W -Wunused -Wshadow -Wpointer-arith\
299      -Wwrite-strings -Wcast-align"
300  fi
301  dnl too many complaints from headers, etc: -Wconversion
302fi
303AC_SUBST(AM_CFLAGS)
304AC_SUBST(AM_CXXFLAGS)
305
306if test x$enable_werror != xyes; then
307  WERROR=
308fi
309
310dnl See if large file support is available.  Survex is unlikely to need to
311dnl process files > 2GB in size, but LFS is also needed for stat() to work
312dnl on filing systems which return 64 bit inode values, such as CIFS mounts.
313AC_SYS_LARGEFILE
314
315AC_ARG_ENABLE(profiling,
316[  --enable-profiling Build binaries to generate profiling information],
317[case $enableval in
318  yes) AM_CXXFLAGS="$AM_CXXFLAGS -pg"
319       AM_CFLAGS="$AM_CFLAGS -pg"
320       AC_MSG_RESULT(building binaries to generate profiling information);;
321  no) ;;
322  *) AC_MSG_ERROR(bad value $enableval for --enable-profiling) ;;
323esac])
324
325EXTRA_TEXT="AUTHORS COPYING NEWS TODO ChangeLog"
326AC_SUBST(EXTRA_TEXT)
327
328AC_SUBST_FILE(DESC)
329DESC=desc.txt
330AC_SUBST_FILE(AVENDESC)
331AVENDESC=desc-aven.txt
332
333dnl Don't define DATADIR if building for MS Windows - it won't be used, and
334dnl can conflict with the DATADIR typedef in objidl.h
335if test no = "$mswindows"; then
336  AC_DEFINE_DIR(DATADIR, datadir, [Location of platform independent support files])
337fi
338
339AH_BOTTOM(
340[/* Use getc_unlocked() and putc_unlocked() where available, since they are
341 * faster, and we don't multithread file accesses.
342 */
343
344#ifdef HAVE_GETC_UNLOCKED
345# define GETC(F) getc_unlocked(F)
346#else
347# define GETC(F) getc(F)
348#endif
349#ifdef HAVE_PUTC_UNLOCKED
350# define PUTC(C, F) putc_unlocked(C, F)
351#else
352# define PUTC(C, F) putc(C, F)
353#endif
354
355#ifndef __cplusplus
356/* C23 added bool, false and true as keywords - let's emulate that and
357 * avoid every C file which uses these needing to include <stdbool.h>.
358 */
359# include <stdbool.h>
360#endif
361])
362
363AC_CONFIG_FILES([
364 Makefile src/Makefile doc/Makefile lib/Makefile lib/icons/Makefile
365 lib/images/Makefile
366 tests/Makefile vim/Makefile survex.iss doc/index.htm
367 survex.spec lib/Info.plist
368 ])
369AC_OUTPUT
370dnl FIXME update msvc makefile for 1.2 branch
371dnl src/msvc/config.h
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