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[/] [or1k/] [trunk/] [insight/] [itcl/] [itk/] [unix/] [configure.in] - Blame information for rev 1765

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1 578 markom
dnl     This file is an input file used by the GNU "autoconf" program to
2
dnl     generate the file "configure", which is run during Tk installation
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dnl     to configure the system for the local environment.
4
 
5
AC_INIT(../generic/itk.h)
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# RCS: $Id: configure.in,v 1.1.1.1 2002-01-16 10:24:48 markom Exp $
7
 
8
ITCL_VERSION=3.0
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ITCL_MAJOR_VERSION=3
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ITCL_MINOR_VERSION=0
11
ITCL_RELEASE_LEVEL=0
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VERSION=${ITCL_VERSION}
13
 
14
AC_CONFIG_AUX_DIR(../../config)
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AC_PREREQ(2.0)
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# -----------------------------------------------------------------------
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#   Set up a new default --prefix.  If a previous installation of
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#   [incr Tcl] can be found searching $PATH use that directory.
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# -----------------------------------------------------------------------
21
 
22
AC_PREFIX_DEFAULT(/usr/local)
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AC_PREFIX_PROGRAM(tclsh)
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25
if test "${prefix}" = "NONE"; then
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    prefix=/usr/local
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fi
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if test "${exec_prefix}" = "NONE"; then
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    exec_prefix=$prefix
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fi
31
 
32
AC_PROG_INSTALL
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AC_PROG_RANLIB
34
 
35
# -----------------------------------------------------------------------
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BUILD_DIR=`pwd`
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ITK_SRC_DIR=`cd $srcdir/..; pwd`
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cd ${BUILD_DIR}
39
 
40
dnl CYGNUS LOCAL: allow gcc without a special flag
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dnl AC_ARG_ENABLE(gcc, [  --enable-gcc            allow use of gcc if available],
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dnl     [itk_ok=$enableval], [itk_ok=no])
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dnl if test "$itk_ok" = "yes"; then
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    AC_PROG_CC
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dnl else
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dnl     CC=${CC-cc}
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dnl AC_SUBST(CC)
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dnl fi
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# END CYGNUS LOCAL
50
 
51
#--------------------------------------------------------------------
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#   See if there was a command-line option for where Tcl is;  if
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#   not, search for Tcl.
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#   not, assume that its top-level directory is a sibling of ours.
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# CYGNUS LOCAL - Actually Tcl & Tk are just called "tcl" & "tk" without the 8.0
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#--------------------------------------------------------------------
57
 
58
AC_ARG_WITH(tcl, [  --with-tcl=DIR          use Tcl 8.0 binaries from DIR],
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        itcl_search=$withval, itcl_search=`cd ../../..; ls -d \`pwd\`/tcl*/unix`)
60
 
61
TCL_LIB_DIR=""
62
for dir in $itcl_search $exec_prefix/lib ; do
63
    if test -r $dir/tclConfig.sh; then
64
        TCL_LIB_DIR=$dir
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        break
66
    fi
67
done
68
 
69
if test -z "$TCL_LIB_DIR"; then
70
    AC_MSG_ERROR(Can't find Tcl libraries.  Use --with-tcl to specify the directory containing tclConfig.sh on your system.)
71
fi
72
 
73
#--------------------------------------------------------------------
74
#   Read in configuration information generated by Tcl for shared
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#   libraries, and arrange for it to be substituted into our
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#   Makefile.
77
#--------------------------------------------------------------------
78
 
79
file=$TCL_LIB_DIR/tclConfig.sh
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. $file
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CFLAGS=$TCL_CFLAGS
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SHLIB_CFLAGS=$TCL_SHLIB_CFLAGS
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SHLIB_LD=$TCL_SHLIB_LD
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SHLIB_LD_LIBS=$TCL_SHLIB_LD_LIBS
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SHLIB_SUFFIX=$TCL_SHLIB_SUFFIX
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DL_LIBS=$TCL_DL_LIBS
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LD_FLAGS=$TCL_LD_FLAGS
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LD_SEARCH_FLAGS=$TCL_LD_SEARCH_FLAGS
89
 
90
#--------------------------------------------------------------------
91
#   Make sure that we can find the Tcl sources, so we can include
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#   the "tclInt.h" file.
93
#--------------------------------------------------------------------
94
 
95
if test ! -d "$TCL_SRC_DIR"; then
96
    AC_MSG_ERROR(Can't find Tcl source directory "$TCL_SRC_DIR".  Itcl can't be built without this directory.)
97
fi
98
 
99
#--------------------------------------------------------------------
100
#   See if there was a command-line option for where Tk is;  if
101
#   not, search for Tk.
102
# CYGNUS LOCAL - Actually Tcl & Tk are just called "tcl" & "tk" without the 8.0
103
#--------------------------------------------------------------------
104
 
105
AC_ARG_WITH(tk, [  --with-tk=DIR           use Tk 8.0 binaries from DIR],
106
        itcl_search=$withval, itcl_search=`cd ../../..; ls -d \`pwd\`/tk*/unix`)
107
 
108
TK_LIB_DIR=""
109
for dir in $itcl_search $exec_prefix/lib ; do
110
    if test -r $dir/tkConfig.sh; then
111
        TK_LIB_DIR=$dir
112
        break
113
    fi
114
done
115
 
116
if test -z "$TK_LIB_DIR"; then
117
    AC_MSG_ERROR(Can't find Tk libraries.  Use --with-tk to specify the directory containing tkConfig.sh on your system.)
118
fi
119
 
120
file=$TK_LIB_DIR/tkConfig.sh
121
. $file
122
 
123
#--------------------------------------------------------------------
124
#   See if there was a command-line option for where [incr Tcl] is.
125
#   If not, assume that its top-level directory is a sibling of ours.
126
#--------------------------------------------------------------------
127
 
128
AC_ARG_WITH(itcl, [  --with-itcl=DIR          use Itcl 3.0 binaries from DIR],
129
        ITCL_LIB_DIR=$withval, ITCL_LIB_DIR=`cd ../../itcl; pwd`)
130
 
131
if test ! -r "$ITCL_LIB_DIR/itclConfig.sh"; then
132
    AC_MSG_ERROR(Can't find Itcl libraries.  Have you built Itcl yet?  Use --with-itcl to specify the directory containing itclConfig.sh on your system.)
133
fi
134
 
135
file=$ITCL_LIB_DIR/itclConfig.sh
136
. $file
137
 
138
#--------------------------------------------------------------------
139
#   If this is gcc, add some extra compile flags.
140
#--------------------------------------------------------------------
141
 
142
AC_MSG_CHECKING([whether C compiler is gcc])
143
AC_CACHE_VAL(itcl_cv_prog_gcc, [
144
    AC_EGREP_CPP(_cc_is_gcc_, [
145
#ifdef __GNUC__
146
_cc_is_gcc_
147
#endif
148
],      [itcl_cv_prog_gcc=yes], [itcl_cv_prog_gcc=no])])
149
AC_MSG_RESULT([$itcl_cv_prog_gcc])
150
 
151
# CYGNUS LOCAL - set CFLAGS to -g -O2 for gcc.
152
if test -z "$CFLAGS" ; then
153
if test "$itcl_cv_prog_gcc" = "yes" ; then
154
   CFLAGS="-g -O2"
155
else
156
   CFLAGS="-O"
157
fi
158
fi
159
 
160
if test "$itcl_cv_prog_gcc" = "yes" ; then
161
    # leave -Wimplicit-int out, the X libs generate so many of these warnings
162
    # that they obscure everything else.
163
    # CYGNUS LOCAL - add -fwritable-strings to CFLAGS for gcc.  Needed
164
    # with Tcl8.1
165
    CFLAGS="$CFLAGS -fwritable-strings -Wshadow -Wtraditional -Wall -Wno-implicit-int"
166
fi
167
 
168
AC_MSG_CHECKING([default compiler flags])
169
AC_ARG_WITH(cflags, [  --with-cflags=FLAGS     set compiler flags to FLAGS],
170
    [CFLAGS="$with_cflags"])
171
 
172
AC_MSG_RESULT([$CFLAGS])
173
 
174
if test "$TCL_CC" != "$CC" ; then
175
    echo ""
176
    echo "WARNING:  Compiler is $CC but Tcl was compiled with $TCL_CC"
177
    echo ""
178
fi
179
 
180
#--------------------------------------------------------------------
181
#   The statements below define a collection of symbols related to
182
#   building libitk as a shared library instead of a static library.
183
#--------------------------------------------------------------------
184
 
185
AC_ARG_ENABLE(shared,
186
    [  --enable-shared         build libitk as a shared library],
187
    [ok=$enableval], [ok=no])
188
if test "$ok" = "yes"; then
189
    if test ${TCL_SHARED_BUILD} = 0; then
190
        AC_MSG_ERROR(Tcl was not built with --enable-shared, so you can't use shared libraries.)
191
    fi
192
    SHLIB_CFLAGS="${SHLIB_CFLAGS}"
193
    eval "ITK_LIB_FILE=libitk${VERSION}${SHLIB_SUFFIX}"
194
    ITK_PKG_FILE="[[file join [file dirname \$dir] ${ITK_LIB_FILE}]]"
195
    # CYGNUS LOCAL - don't pass LD_SEARCH_FLAGS to libraries
196
    MAKE_LIB="\$(SHLIB_LD) -o ${ITK_LIB_FILE} \$(OBJS) "
197
    # END CYGNUS LOCAL
198
    RANLIB=":"
199
else
200
    SHLIB_CFLAGS=""
201
    # CYGNUS LOCAL - Strip dots from library name for SunOS4, etc...
202
    if test ${TCL_LIB_VERSIONS_OK} = "nodots"; then
203
        ITK_LIB_FILE="libitk`echo ${VERSION} | tr -d .`.a"
204
    else
205
        eval "ITK_LIB_FILE=libitk${VERSION}.a"
206
    fi
207
    ITK_PKG_FILE=""
208
    MAKE_LIB="ar cr ${ITK_LIB_FILE} \${OBJS}"
209
fi
210
 
211
# Note:  in the following variable, it's important to use the absolute
212
# path name of the Tcl directory rather than "..":  this is because
213
# AIX remembers this path and will attempt to use it at run-time to look
214
# up the Tcl library.
215
 
216
if test "${TCL_LIB_VERSIONS_OK}" = "ok"; then
217
    ITK_BUILD_LIB_SPEC="-L`pwd` -litk${VERSION}"
218
    ITK_LIB_SPEC="-L${exec_prefix}/lib -litk${VERSION}"
219
else
220
    ITK_BUILD_LIB_SPEC="-L`pwd` -litk`echo ${VERSION} | tr -d .`"
221
    ITK_LIB_SPEC="-L${exec_prefix}/lib -litk`echo ${VERSION} | tr -d .`"
222
fi
223
 
224
ITK_LIB_FULL_PATH="`pwd`/${ITK_LIB_FILE}"
225
 
226
AC_SUBST(CFLAGS)
227
AC_SUBST(DL_LIBS)
228
AC_SUBST(LD_FLAGS)
229
AC_SUBST(MAKE_LIB)
230
AC_SUBST(SHLIB_CFLAGS)
231
AC_SUBST(SHLIB_LD)
232
AC_SUBST(SHLIB_LD_LIBS)
233
AC_SUBST(SHLIB_SUFFIX)
234
AC_SUBST(LD_SEARCH_FLAGS)
235
 
236
AC_SUBST(TCL_VERSION)
237
AC_SUBST(TCL_SRC_DIR)
238
AC_SUBST(TCL_LIB_SPEC)
239
AC_SUBST(TCL_BUILD_LIB_SPEC)
240
AC_SUBST(TCL_LIB_FLAG)
241
AC_SUBST(TCL_DBGX)
242
AC_SUBST(TCL_DEFS)
243
AC_SUBST(TCL_LIBS)
244
AC_SUBST(TCL_SHLIB_LD_LIBS)
245
AC_SUBST(TCL_SHLIB_SUFFIX)
246
AC_SUBST(TCL_COMPAT_OBJS)
247
AC_SUBST(TCL_CFLAGS)
248
AC_SUBST(TCL_LIB_FULL_PATH)
249
 
250
AC_SUBST(TK_VERSION)
251
AC_SUBST(TK_BUILD_LIB_SPEC)
252
AC_SUBST(TK_LIB_DIR)
253
AC_SUBST(TK_LIB_SPEC)
254
AC_SUBST(TK_LIB_FLAG)
255
AC_SUBST(TK_XINCLUDES)
256
AC_SUBST(TK_XLIBSW)
257
AC_SUBST(TK_SRC_DIR)
258
AC_SUBST(TK_LIB_FULL_PATH)
259
 
260
AC_SUBST(ITCL_VERSION)
261
AC_SUBST(ITCL_MAJOR_VERSION)
262
AC_SUBST(ITCL_MINOR_VERSION)
263
AC_SUBST(ITCL_RELEASE_LEVEL)
264
AC_SUBST(ITCL_BUILD_LIB_SPEC)
265
AC_SUBST(ITCL_LIB_FULL_PATH)
266
AC_SUBST(ITCL_LIB_DIR)
267
AC_SUBST(ITCL_LIB_SPEC)
268
AC_SUBST(ITCL_PKG_FILE)
269
AC_SUBST(ITCL_SRC_DIR)
270
 
271
AC_SUBST(ITK_BUILD_LIB_SPEC)
272
AC_SUBST(ITK_LIB_FILE)
273
AC_SUBST(ITK_LIB_SPEC)
274
AC_SUBST(ITK_PKG_FILE)
275
AC_SUBST(ITK_SRC_DIR)
276
AC_SUBST(ITK_LIB_FULL_PATH)
277
 
278
AC_OUTPUT(Makefile pkgIndex.tcl ../itkConfig.sh)

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