source: tags/release-1.3.1/configure.ac

Last change on this file was 1202, checked in by MatthewWhiting, 11 years ago

Updating the CHANGES for the upcoming 1.3.1 release, plus updating the version number everywhere.

File size: 13.0 KB
Line 
1# -*- Autoconf -*-
2# Process this file with autoconf to produce a configure script.
3
4AC_PREREQ(2.57)
5AC_INIT([Duchamp], [1.3.1], [Matthew.Whiting@csiro.au])
6AC_CONFIG_SRCDIR([src/duchamp.hh])
7AC_CONFIG_HEADER([src/config.h])
8AC_PREFIX_DEFAULT(/usr/local)
9
10# Checks for programs.
11AC_PROG_CXX
12AC_PROG_CC
13AC_PROG_CPP
14AC_PROG_F77
15AC_PROG_LN_S
16AC_CHECK_PROGS(INSTALL, install)
17
18# Check for maths library -- will add -lm to $LIBS
19AC_CHECK_LIB([m], [log])
20
21# Checks for header files.
22AC_HEADER_STDC
23AC_CHECK_HEADERS([unistd.h time.h math.h values.h iostream fstream sstream iomanip vector string algorithm functional])
24if test "x$ac_cv_header_stdc" = xno; then
25  AC_MSG_ERROR([
26    -------------------------------------------------------------------
27    An ANSI standard C library is required to build Duchamp. 
28    One of the ANSI C header files it requires is missing or unusable.
29
30    ERROR: Duchamp configuration failure.
31    -------------------------------------------------------------------], [1])
32fi
33
34# Checks for typedefs, structures, and compiler characteristics.
35AC_HEADER_STDBOOL
36AC_C_CONST
37AC_C_INLINE
38
39# Utilities.
40AC_PROG_RANLIB
41
42# Checks for library functions.
43AC_FUNC_STRTOD
44AC_CHECK_FUNCS([floor pow sqrt strtol log atan fabs])
45
46# Extra places to look for third-party include files and libraries.
47INCDIRS="$INCDIRS           \
48         /usr/include       \
49         /usr/local/include \
50         /usr/local/pgplot  \
51         /usr/local/cfitsio \
52         /usr/local/wcslib  \
53         /local/pgplot      \
54         /local/cfitsio     \
55         /opt/local/include"
56
57LIBDIRS="$LIBDIRS           \
58         /usr/lib           \
59         /usr/local/lib     \
60         /usr/local/pgplot  \
61         /usr/local/cfitsio \
62         /usr/local/wcslib  \
63         /local/lib         \
64         /local/pgplot      \
65         /local/cfitsio     \
66         /opt/SUNWspro/lib  \
67         /opt/local/lib"
68
69AC_MSG_NOTICE(LIBDIRS)
70
71for LIBDIR in $LIBDIRS ; do
72  AC_CHECK_FILE([$LIBDIR], [LDFLAGS="$LDFLAGS -L$LIBDIR"], [continue])
73done
74
75##########################################################################
76# Search for PGPLOT
77# use --with-pgplot=directory to specify a particular PGPLOT directory.
78# or  --without-pgplot or --with-pgplot=no to do without it
79# else do the normal searching for libraries.
80
81AC_MSG_NOTICE([  -- PGPLOT -- ])
82AC_ARG_WITH(pgplot,
83[
84AC_HELP_STRING([--with-pgplot=no],
85               [Compile without PGPLOT graphics capabilities.])
86AC_HELP_STRING([--without-pgplot],
87               [Compile without PGPLOT graphics capabilities.])
88AC_HELP_STRING([--with-pgplot=<dir>],
89               [Compile with PGPLOT graphics capabilities, using the directory <dir> to specify the PGPLOT library.]),
90],
91[
92if test "x$withval" != xno; then
93AC_MSG_NOTICE([Using directory "$withval"])
94PGPLOTINCDIRS=$withval
95PGPLOTLIBDIRS=$withval
96LDFLAGS="$LDFLAGS -L$withval"
97fi
98],
99[
100PGPLOTINCDIRS=$INCDIRS
101PGPLOTLIBDIRS=$LIBDIRS
102])
103
104if test "x$PGPLOTLIBDIRS" = x; then
105  #the argument to --with-pgplot was no, so we don't look for it.
106  AC_MSG_NOTICE([Not enabling PGPLOT use.])
107  #This is the command to do the linking stage of the compilation
108  #If no pgplot, we can just link with g++ (or equivalent)
109  LINKER=$CXX
110#  AC_CHECK_LIB([stdc++], [main], [PGPLOTLIB="-lstdc++"])
111#  if test "x$F77" = xgfortran; then
112#    PGPLOTLIB="$PGPLOTLIB -bind_at_load"
113#  fi
114else
115
116  #Set up the PGPLOT-related libraries and includes.
117
118  for INCDIR in $PGPLOTINCDIRS ; do
119    AC_CHECK_FILE([$INCDIR/cpgplot.h], [PGPLOTINC=-I$INCDIR; break])
120    AC_CHECK_FILE([$INCDIR/pgplot/cpgplot.h], [PGPLOTINC=-I$INCDIR/pgplot; break])
121    AC_CHECK_FILE([$INCDIR/include/cpgplot.h], [PGPLOTINC=-I$INCDIR/include; break])
122  done
123 
124  # PGPLOT compiled with a SUN compiler but linked with something else.
125  AC_CHECK_LIB([sunmath], [cosd],      [EXTRAPGLIB="-lsunmath $EXTRAPGLIB"],
126               [], [$EXTRAPGLIB $LIBS])
127  AC_CHECK_LIB([M77],     [iand_],     [EXTRAPGLIB="-lM77 $EXTRAPGLIB"],
128               [], [$EXTRAPGLIB $LIBS])
129  AC_CHECK_LIB([F77],     [f77_init],  [EXTRAPGLIB="-lF77 $EXTRAPGLIB"],
130               [], [$EXTRAPGLIB $LIBS])
131 
132  # Search for X11 includes and libraries.
133  AC_PATH_XTRA()
134##  AC_PATH_X
135  AC_MSG_NOTICE([X-library search yielded X_CFLAGS=$X_CFLAGS, X_LIBS=$X_LIBS, X_EXTRA_LIBS=$X_EXTRA_LIBS, X_PRE_LIBS=$X_PRE_LIBS])
136  # returns C compiler flags needed for X to X_CFLAGS and the X linker flags to X_LIBS
137  if test "x$X_LIBS" != x; then
138    LDFLAGS="$LDFLAGS $X_LIBS"
139    EXTRAPGLIB="$X_LIBS $X_PRE_LIBS -lX11 $EXTRAPGLIB"
140  fi
141
142#  # Add pgplot libraries, if they exist to the lib path
143#  for LIBDIR in $PGPLOTLIBDIRS ; do
144#    AC_CHECK_FILE([$LIBDIR/libcpgplot.a], [PGPLOTLIB="-L$LIBDIR $PGPLOTLIB"; break])
145#  done
146 
147  # It is possible that other libraries may be required depending on what
148  # graphics drivers were installed with PGPLOT.
149  AC_CHECK_LIB([z],       [deflate],   [EXTRAPGLIB="$EXTRAPGLIB -lz"],
150               [], [$EXTRAPGLIB $LIBS])
151  AC_CHECK_LIB([png],     [png_error], [EXTRAPGLIB="$EXTRAPGLIB -lpng"],
152             [], [$EXTRAPGLIB $LIBS])
153
154  AC_LANG([Fortran 77])
155  AC_CHECK_LIB([pgplot],  [pgopen],    [PGPLOTLIB="-lpgplot"],
156               [], [$PGPLOTLIB $EXTRAPGLIB])
157  AC_LANG(C)
158  # Checks for extra libraries needed by PGPLOT -- will add -lg2c -lstdc++ to $LIBS
159  AC_CHECK_LIB([g2c], [gerror_])
160  AC_CHECK_LIB([stdc++], [main])
161  if test "x$F77" = xgfortran; then
162    PGPLOTLIB="-lcpgplot $PGPLOTLIB"
163    AC_MSG_NOTICE([ Using gfortran, so manually adding -lcpgplot to PGPLOTLIB string.])
164  else
165    AC_CHECK_LIB([cpgplot], [cpgopen],   [PGPLOTLIB="-lcpgplot $PGPLOTLIB"],
166                 [], [$PGPLOTLIB $LIBS $EXTRAPGLIB])
167  fi
168 
169  # If PGPLOT is not present, we give a warning message but still continue.
170  # The compilation is able to work without the PGPLOT-dependent files.
171  if test "x$PGPLOTLIB" = x; then
172    AC_MSG_NOTICE([
173      -------------------------------------------------------
174      WARNING! PGPLOT could not be found.
175      Compiling Duchamp without graphics capabilities.               
176      -------------------------------------------------------])
177    #We have no pgplot, so we just link with g++ (or equivalent)
178    LINKER=$CXX
179  else
180    #We are using pgplot, so link with the fortran compiler.
181    LINKER=$F77
182    PGPLOTLIB="$PGPLOTLIB $EXTRAPGLIB $LIBS"
183    AC_MSG_NOTICE([PGPLOT appears to be available.])
184    AC_DEFINE([HAVE_PGPLOT], [1], [Define to 1 if PGPLOT is available.])
185    for LIBDIR in $PGPLOTLIBDIRS ; do
186     AC_CHECK_FILE([$LIBDIR/libcpgplot.a], [PGPLOTLIB="-L$LIBDIR $PGPLOTLIB"; break])
187     AC_CHECK_FILE([$LIBDIR/lib/libcpgplot.a], [PGPLOTLIB="-L$LIBDIR/lib $PGPLOTLIB"; break])
188     AC_CHECK_FILE([$LIBDIR/pgplot/libcpgplot.a], [PGPLOTLIB="-L$LIBDIR/pgplot $PGPLOTLIB"; break])
189    done
190#    if test "x$F77" = xgfortran; then
191#      PGPLOTLIB="$PGPLOTLIB -bind_at_load"
192#    fi
193  fi
194
195fi
196
197AC_SUBST([LINKER])
198AC_SUBST([PGPLOTINC])
199AC_SUBST([PGPLOTLIB])
200##########################################################################
201
202##########################################################################
203# Search for CFITSIO.
204# use --with-cfitsio=directory to specify a particular CFITSIO directory.
205# else do the normal searching for libraries.
206
207AC_MSG_NOTICE([  -- CFITSIO -- ])
208AC_ARG_WITH(cfitsio,
209        AC_HELP_STRING([--with-cfitsio=<dir>],
210                       [The CFITSIO library and include files are in directory <dir>.]),
211[ #if we specify a directory...
212if test "x$withval" = xno; then
213  AC_MSG_NOTICE([
214    The CFITSIO library is required.
215    Ignoring the "--with-cfitsio=no" and searching for the library.], [1])
216  CFITSIOINCDIRS=$INCDIRS
217  CFITSIOLIBDIRS=$LIBDIRS
218else
219  AC_MSG_NOTICE([Using directory "$withval"])
220  CFITSIOINCDIRS="$withval \
221              $withval/include"
222  CFITSIOLIBDIRS="$withval \
223              $withval/lib"
224  for LIBDIR in $CFITSIOLIBDIRS ; do
225    AC_CHECK_FILE([$LIBDIR], [LDFLAGS="$LDFLAGS -L$LIBDIR"], [continue])
226  done
227  for INCDIR in $CFITSIOINCDIRS ; do
228    AC_CHECK_FILE([$INCDIR], [CPPFLAGS="$CPPFLAGS -I$INCDIR"], [continue])
229  done
230fi
231],
232[ # if directory not specified, go searching.
233CFITSIOINCDIRS=$INCDIRS
234CFITSIOLIBDIRS=$LIBDIRS
235])
236
237for INCDIR in $CFITSIOINCDIRS ; do
238  AC_CHECK_FILE([$INCDIR/fitsio.h], [CFITSIOINC=-I$INCDIR; break])
239  INCDIR=$INCDIR/cfitsio
240  AC_CHECK_FILE([$INCDIR/fitsio.h], [CFITSIOINC=-I$INCDIR; break])
241done
242
243AC_CHECK_LIB([socket],  [recv],   [CFITSIOLIB="$CFITSIOLIB -lsocket"], [], [$LIBS])
244AC_CHECK_LIB([cfitsio], [ffopen], [CFITSIOLIB="$CFITSIOLIB -lcfitsio"], [],
245             [$CFITSIOLIB $LIBS])
246
247# CFITSIO is essential for Duchamp, so exit with error message if it
248#   is not present.
249if test "x$CFITSIOINC" = x -o "x$CFITSIOLIB" = x; then
250  AC_MSG_ERROR([
251    -------------------------------------------------------
252    Could not find the CFITSIO library.
253
254    ERROR: Duchamp configuration failure.
255    -------------------------------------------------------], [1])
256else
257  AC_MSG_NOTICE([CFITSIO appears to be available.])
258  AC_DEFINE([HAVE_CFITSIO], [1], [Define to 1 if CFITSIO is available.])
259for LIBDIR in $CFITSIOLIBDIRS ; do
260  AC_CHECK_FILE([$LIBDIR/libcfitsio.a], [CFITSIOLIB="-L$LIBDIR $CFITSIOLIB"; break])
261  LIBDIR=$LIBDIR/cfitsio
262  AC_CHECK_FILE([$LIBDIR/libcfitsio.a], [CFITSIOLIB="-L$LIBDIR $CFITSIOLIB"; break])
263done
264
265fi
266
267AC_SUBST([CFITSIOINC])
268AC_SUBST([CFITSIOLIB])
269##########################################################################
270
271##########################################################################
272# Search for WCSLIB.
273# use --with-wcslib=directory to specify a particular WCSLIB directory.
274# else do the normal searching for libraries.
275
276AC_MSG_NOTICE([  -- WCSLIB -- ])
277WCSINCDIR=""
278AC_ARG_WITH(wcslib,
279        AC_HELP_STRING([--with-wcslib=<dir>],
280                       [The WCSLIB library and include files are in directory <dir>.]),
281[ #if we specify a directory...
282if test "x$withval" = xno; then
283  AC_MSG_NOTICE([
284    The WCSLIB library is required.
285    Ignoring the "--with-wcslib=no" and searching for the library.], [1])
286  WCSINCDIRS=$INCDIRS
287  WCSLIBDIRS=$LIBDIRS
288else
289  AC_MSG_NOTICE([Using directory "$withval"])
290  WCSINCDIRS="$withval \
291              $withval/include"
292  WCSLIBDIRS="$withval \
293              $withval/lib"
294  for LIBDIR in $WCSLIBDIRS ; do
295    AC_CHECK_FILE([$LIBDIR], [LDFLAGS="$LDFLAGS -L$LIBDIR"], [continue])
296  done
297  for INCDIR in $WCSINCDIRS ; do
298    AC_CHECK_FILE([$INCDIR/wcslib],
299                  [CPPFLAGS="$CPPFLAGS -I$INCDIR"; WCSINCDIR=$INCDIR; break],
300                  [continue])
301  done
302fi
303],
304[ # if directory not specified, go searching.
305WCSINCDIRS=$INCDIRS
306WCSLIBDIRS=$LIBDIRS
307])
308
309
310if test "x$WCSINCDIR" = x; then
311  for INCBASE in $WCSINCDIRS ; do
312    AC_CHECK_FILE([$INCBASE/wcslib/wcs.h], [WCSINC="-I$INCBASE -I$INCBASE/wcslib $WCSINC"; break])
313  done
314else
315  AC_CHECK_FILE([$WCSINCDIR/wcslib/wcs.h], [WCSINC="-I$WCSINCDIR -I$WCSINCDIR/wcslib $WCSINC"])
316fi
317
318
319# Look for libwcs.a, and libpgsbox.a
320AC_CHECK_LIB([wcs], [wcss2p], [WCSLIB="$WCSLIB -lwcs"], [],
321             [$WCSLIB $LIBS $CFITSIOLIB $PGPLOTLIB])
322
323# Only use libpgsbox if we have pgplot enabled - determine this by testing the PGPLOTINCDIRS variable
324if test "x$PGPLOTINCDIRS" != x; then
325   if test "x$F77" = xgfortran; then
326     WCSLIB="$WCSLIB -lpgsbox"
327       AC_MSG_NOTICE([ Using gfortran, so manually adding -lpgsbox to WCSLIB string.])
328   else
329     AC_CHECK_LIB([pgsbox], [cpgsbox], [WCSLIB="$WCSLIB -lpgsbox"], [],
330                 [$WCSLIB $LIBS $CFITSIOLIB $PGPLOTLIB])
331   fi
332fi
333
334# WCSLIB is essential for Duchamp, so exit with error message if it
335#   is not present. Need at least libwcs to be available -- libpgsbox will
336#   depend on PGPLOT being available, but is not critical.
337if test "x$WCSINC" = x -o "x$WCSLIB" = x; then
338  AC_MSG_ERROR([
339    -------------------------------------------------------
340    Could not find the WCSLIB library.
341
342    ERROR: Duchamp configuration failure.
343    -------------------------------------------------------], [1])
344else
345  AC_MSG_NOTICE([WCSLIB appears to be available.])
346  AC_DEFINE([HAVE_WCSLIB], [1], [Define to 1 if WCSLIB is available.])
347# Now add the -L statements to start of WCSLIB.
348# Search for libwcs.a, and, if we find it, search for libpgsbox in same directory and
349#   then in other directories, keeping the appropriate order of -L calls.
350
351  DIRLIST=". \
352           wcs \
353           wcslib"
354
355  for LIBBASE in $WCSLIBDIRS ; do
356    for DIR in $DIRLIST; do
357      if test "x$DIR" = x.; then
358       LIBDIR=$LIBBASE
359      else
360       LIBDIR="$LIBBASE/$DIR"
361      fi
362      AC_CHECK_FILE([$LIBDIR/libwcs.a],
363             [WCSLIBFRONT="-L$LIBDIR";
364             AC_CHECK_FILE([$LIBDIR/libpgsbox.a], [], [
365               for LIBBASE2 in $WCSLIBDIRS ; do
366                for DIR2 in $DIRLIST; do
367                 if test "x$DIR" = x.; then
368                  LIBDIR=$LIBBASE
369                 else
370                  LIBDIR="$LIBBASE/$DIR"
371                 fi
372                 AC_CHECK_FILE([$LIBDIR2/libpgsbox.a],
373                               [WCSLIBFRONT="$WCSLIB -L$LIBDIR2"; break])
374                done
375               done])
376              break])
377    done
378  done
379  WCSLIB="$WCSLIBFRONT $WCSLIB"
380fi
381
382AC_SUBST([WCSINC])
383AC_SUBST([WCSLIB])
384##########################################################################
385
386AC_SUBST([LDFLAGS])
387
388AC_CONFIG_FILES([Makefile])
389AC_OUTPUT
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