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[pspp-builds.git] / configure.ac
1 dnl Process this file with autoconf to produce a configure script.
2
3 dnl Initialize.
4 AC_PREREQ(2.60)
5 AC_INIT([pspp],[0.7.2],[bug-gnu-pspp@gnu.org])
6 AC_CONFIG_HEADERS([config.h])
7 AM_INIT_AUTOMAKE
8
9 dnl Checks for programs.
10 AC_GNU_SOURCE
11 AC_PROG_CC
12 gl_EARLY
13 AM_PROG_CC_C_O
14 AC_LIBTOOL_WIN32_DLL
15 AC_LIBTOOL_DLOPEN
16 AC_PROG_LIBTOOL
17 PKG_PROG_PKG_CONFIG
18 m4_pattern_forbid([PKG_CHECK_MODULES])
19
20 AC_ARG_ENABLE(
21   anachronistic-dependencies, 
22   [AS_HELP_STRING([--enable-anachronistic-dependencies], 
23                   [Attempt to allow building against older versions of dependent libraries])])
24
25 PSPP_ENABLE_OPTION(-Wdeclaration-after-statement)
26
27 AM_CONDITIONAL(cc_is_gcc, test x"$GCC" = x"yes" )
28
29 PSPP_CC_FOR_BUILD
30 PSPP_PERL
31
32 dnl Internationalization macros.
33 AM_GNU_GETTEXT([external], [need-ngettext])
34 AM_GNU_GETTEXT_VERSION([0.17])
35
36 dnl Checks for libraries.
37 AC_SYS_LARGEFILE
38 AC_SEARCH_LIBS([sin], [m])
39 PSPP_LIBPLOT
40 PSPP_LC_PAPER
41 AM_CONDITIONAL(WITHCHARTS, test x"$with_libplot" != x"no")
42
43
44 AC_ARG_VAR([PSPP_LDFLAGS], [linker flags to be used for linking the pspp binary only])
45 AC_ARG_VAR([PSPPIRE_LDFLAGS], [linker flags to be used for linking the psppire binary only])
46
47
48 AC_ARG_WITH(
49   gui, 
50   [AS_HELP_STRING([--without-gui], [don't build the PSPPIRE gui])])
51
52 required_gtk_version=2.12
53
54 if test x"$with_gui" != x"no" ; then 
55   PKG_CHECK_MODULES(GTK, gtk+-2.0 >= $required_gtk_version,,
56     [PSPP_REQUIRED_PREREQ([gtk+ 2.0 v$required_gtk_version or later (or use --without-gui)])])
57   PKG_CHECK_MODULES(GLADE, libglade-2.0 >= 2.6.0,,
58     [PSPP_REQUIRED_PREREQ([libglade 2.0 v2.6.0 or later (or use --without-gui)])])
59 fi
60 AM_CONDITIONAL(WITHGUI, test x"$with_gui" != x"no")
61
62
63 dnl Checks needed for psql reader
64
65 dnl The 8.x series postgres tarballs installs with a default prefix of
66 dnl /usr/local/pgsql whereas, OSes (such as debian)  install into /usr .
67
68 dnl If the libpq.so file is in a non standard path, (one which the linker
69 dnl doesn't search) then we must set the PG_LDFLAGS to -R/usr/wherever/
70 dnl However, if the system happens to have more than one version of other
71 dnl dependent libraries (eg. libgtk) in different standard paths. (eg:
72 dnl /usr and /usr/local) then the wrong one may get linked. 
73
74 dnl To overcome this, we first check for libpq in the standard places, and
75 dnl only set PG_LDFLAGS if it's not found.
76
77
78 AC_ARG_WITH(
79   libpq, 
80   [AS_HELP_STRING([--without-libpq], [don't compile in Postgres capability])])
81
82 if test x"$with_libpq" != x"no" ; then
83  AC_SEARCH_LIBS([PQexec], [pq], [libpq_in_std_lib_path=yes])
84
85  AC_ARG_VAR([PG_CONFIG], [Full pathname of the pg_config program shipped with Postgresql])
86  if test x"$cross_compiling" != x"yes" ; then
87    AC_PATH_PROG([PG_CONFIG], [pg_config], [], [$PATH:/usr/local/pgsql/bin:/usr/pgsql/bin])
88  fi 
89  if test -n "$PG_CONFIG" ; then 
90    AC_SUBST(PG_CONFIG)
91    AC_DEFINE([PSQL_SUPPORT], 1,
92    [Define to 1 if building in support for reading from postgres databases.])
93    PG_CFLAGS=-I`$PG_CONFIG --includedir` 
94    AC_SUBST(PG_CFLAGS)
95    
96    if test "x$libpq_in_std_lib_path" != x"yes" ; then
97       PG_LDFLAGS="-L`$PG_CONFIG --libdir` -R`$PG_CONFIG --libdir`"
98    fi
99    AC_SUBST(PG_LDFLAGS)
100
101    PG_LIBS=-lpq
102    AC_SUBST(PG_LIBS)
103    PKG_CHECK_EXISTS(libssl,
104          AC_DEFINE([USE_SSL],1,
105                     [Define to 1 if the openssl library is present.])
106             ,)
107  fi
108 fi
109 AM_CONDITIONAL(PSQL_SUPPORT, test -n "$PG_CONFIG")
110
111 dnl Checks needed for gnumeric reader
112 gnm_support=yes;
113 PKG_CHECK_MODULES(LIBXML2, libxml-2.0,,
114                            [PSPP_OPTIONAL_PREREQ([libxml2]); gnm_support=no;]);
115 AC_SEARCH_LIBS(gzopen,z,,[PSPP_OPTIONAL_PREREQ([zlib]); gnm_support=no;])
116 AC_CHECK_HEADERS(zlib.h,,[PSPP_OPTIONAL_PREREQ([zlib]); gnm_support=no;])
117
118 if test x"$gnm_support" = x"yes" ; then 
119    AC_DEFINE([GNM_SUPPORT], 1,
120    [Define to 1 if building in support for reading Gnumeric files.])
121 fi
122 AM_CONDITIONAL(GNM_SUPPORT, test x"$gnm_support" = x"yes")
123
124 AC_ARG_WITH(
125   gui_tools,
126   [AS_HELP_STRING([--with-gui-tools], [build the gui developer tools.  For DEVELOPERS only! There is no reason why users will need this flag.])])
127 if test x"$with_gui_tools" = x"yes" ; then 
128         PKG_CHECK_MODULES(GLADE_UI, gladeui-1.0)
129 fi
130 AM_CONDITIONAL(WITH_GUI_TOOLS, test x"$with_gui_tools" = x"yes")
131
132 AM_CONDITIONAL(WITH_PERL_MODULE, test x"$cross_compiling" != x"yes")
133
134 AC_SEARCH_LIBS([cblas_dsdot], [gslcblas],,[PSPP_REQUIRED_PREREQ([libgslcblas])])
135 AC_SEARCH_LIBS([gsl_cdf_binomial_P], [gsl],,[PSPP_REQUIRED_PREREQ([libgsl (version 1.8 or later)])])
136 PSPP_GSL_NEEDS_FGNU89_INLINE
137
138 dnl Recent versions of GNU ncurses install the curses header files into
139 dnl /usr/include/ncurses, and provide a 'ncurses5-config' program which
140 dnl enables us to discover where they are. Earlier versions don't have
141 dnl this, so we can't rely on it.  So if ncurses5-config is present,
142 dnl we'll trust it to find the right information.  Otherwise, we'll
143 dnl try to discover it ourselves.
144 dnl To confound things further, Cygwin has decided to rename ncurses5-config
145 dnl to ncurses8-config !!!
146 AC_ARG_WITH(
147   libncurses, 
148   [AS_HELP_STRING([--without-libncurses], [don't compile in ncurses functions])])
149
150 if test x"$with_libncurses" != x"no" ; then
151   if test x"$cross_compiling" != x"yes" ; then
152           AC_CHECK_PROGS([NCURSES_CONFIG], [ncurses5-config ncurses8-config])
153   fi
154   if test x"$NCURSES_CONFIG" = x ; then
155           AC_SEARCH_LIBS([tgetent], [ncurses],
156               [curses_available=yes; AC_CHECK_HEADERS([term.h curses.h],,[curses_available=no])])
157   else
158           old_cflags=$CFLAGS
159           CFLAGS="$CFLAGS `$NCURSES_CONFIG --cflags`"
160           AC_CHECK_HEADERS([term.h curses.h],[curses_available=yes])
161           CFLAGS=$old_cflags
162           if test x"$curses_available" = x"yes" ; then
163            NCURSES_LIBS=`$NCURSES_CONFIG --libs`
164            NCURSES_CFLAGS=`$NCURSES_CONFIG --cflags`
165            AC_SUBST(NCURSES_CFLAGS)
166            AC_SUBST(NCURSES_LIBS)
167           fi
168   fi
169   if test x"$curses_available" = x"yes" ; then
170           AC_DEFINE([LIBNCURSES_USABLE], 1,
171               [Define to 1 if the libncurses is both present and usable.])
172   fi
173   AC_CHECK_HEADERS([termcap.h])
174 fi
175
176 PSPP_READLINE
177
178 dnl Checks for header files.
179 AC_CHECK_HEADERS([sys/wait.h fpu_control.h ieeefp.h fenv.h])
180
181 # For gnulib.
182 gl_INIT
183
184 AC_C_INLINE
185
186 AC_CHECK_SIZEOF(double)
187
188 AC_C_BIGENDIAN
189
190 AC_CHECK_FUNCS([__setfpucw fork execl execlp isinf isnan finite getpid feholdexcept fpsetmask popen round])
191
192 AC_PROG_LN_S
193
194 AC_ARG_ENABLE(
195   debug, 
196   [AS_HELP_STRING([--enable-debug], 
197                   [Turn on diagnostic features in the program])])
198 if test x"$enable_debug" = x"yes"  ; then
199   AC_DEFINE(DEBUGGING, 1, [Define to 1 if debugging is enabled.])
200 fi
201
202 # iconv is required
203 if test "$am_cv_func_iconv" != "yes"; then
204    PSPP_REQUIRED_PREREQ([iconv (see http://www.gnu.org/software/libiconv/)])
205 fi
206
207 PSPP_CHECK_PREREQS
208
209 AC_CONFIG_FILES([Makefile gl/Makefile po/Makefile.in])
210
211 AC_OUTPUT
212 echo "PSPP configured successfully."
213
214 dnl configure.ac ends here