summaryrefslogtreecommitdiffstats
path: root/configure.in
blob: 6ca1f5a3db0fa9206234478d86f1ec5311705945 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
dnl Process this file with autoconf 1.8 or later to make a configure script.
AC_REVISION($Revision$)dnl
AC_PREREQ(1.8)dnl
AC_INIT(Include/object.h)
AC_CONFIG_HEADER(config.h)dnl
# Don't suppress compiler output when --verbose is specified
test -n "$verbose" &&
	ac_compile=`echo "$ac_compile" | sed "s|>/dev/null 2>&1||"`
AC_VERBOSE(setting ac_compile to '$ac_compile')

# checks for alternative programs
AC_CHECKING(for --with(out)-gcc)
AC_WITH(gcc, [
	case $withval in
	no)	withval=cc;;
	yes)	withval=gcc;;
	esac
	CC=$withval])
AC_PROG_CC
AC_PROG_RANLIB
AC_SUBST(AR)
AC_PROGRAMS_CHECK(AR, ar aal, ar)
AC_SUBST(INSTALL)
# Install just never works :-(
if test -z "$INSTALL"
then INSTALL=cp
fi
AC_SUBST(OPT)
# Optimizer/debugger flags passed between Makefiles
if test -z "$OPT"
then OPT=-O
fi

# checks for UNIX variants that set C preprocessor variables
AC_AIX
AC_ISC_POSIX
AC_MINIX
dnl DYNIX test runs compile so must be last
AC_DYNIX_SEQ
AC_CHECKING(for NeXT)
AC_TEST_PROGRAM([
#ifdef _NEXT_SOURCE
main() { exit(0); }
#endif
], AC_DEFINE(_POSIX_SOURCE))

# checks for header files
AC_STDC_HEADERS
AC_HAVE_HEADERS(dlfcn.h fcntl.h limits.h signal.h stdarg.h stdlib.h thread.h unistd.h utime.h sys/audioio.h sys/param.h sys/select.h sys/time.h sys/times.h sys/un.h sys/utsname.h)
AC_DIR_HEADER

# checks for typedefs
AC_CHECKING(for clock_t in time.h)
AC_HEADER_EGREP(clock_t, time.h, , AC_DEFINE(clock_t, long))
AC_MODE_T
AC_OFF_T
AC_PID_T
AC_RETSIGTYPE
AC_SIZE_T
AC_UID_T

# Set name for machine-dependent library files
AC_SUBST(MACHDEP)
if test -z "$MACHDEP"
then
	ac_system=`uname -s | tr '[[A-Z]]' '[[a-z]]'`
	ac_release=`uname -r | sed 's/\..*//'`
	MACHDEP="$ac_system$ac_release"
	case MACHDEP in
	'')	MACHDEP=unknown;;
	esac
	AC_VERBOSE(setting MACHDEP to '$MACHDEP')
fi

# Set info about shared libraries.
# XXX This should try things out instead of testing uname!
AC_SUBST(SO)
AC_SUBST(LDSHARED)
AC_SUBST(CCSHARED)
AC_SUBST(LINKFORSHARED)
ac_system=`uname -s`
ac_release=`uname -r`
# SO is the extension of shared libraries `(including the dot!)
# -- usually .so, .sl on HP-UX
if test -z "$SO"
then
	case $ac_system in
	hp*|HP*) SO=.sl;;
	*)	SO=.so;;
	esac
	AC_VERBOSE(setting SO to '$SO')
fi
# LDSHARED is the ld *command* used to create shared library
# -- "ld" on SunOS 4.x.x, "ld -G" on SunOS 5.x, "ld -shared" on IRIX 5
if test -z "$LDSHARED"
then
	case $ac_system/$ac_release in
	IRIX*) LDSHARED="ld -shared";;
	SunOS/4*) LDSHARED="ld";;
	SunOS/5*) LDSHARED="ld -G";;
	hp*|HP*) LDSHARED="ld -b";;
	*)	LDSHARED="ld";;
	esac
	AC_VERBOSE(setting LDSHARED= to '$LDSHARED')
fi
# CCSHARED are the C *flags* used to create objects to go into a shared
# library -- this is only needed for HP-UX
if test -z "$CCSHARED"
then
	case $ac_system in
	hp*|HP*) CCSHARED="+z";;
	esac
	AC_VERBOSE(setting CCSHARED= to '$CCSHARED')
fi
# LINKFORSHARED are the flags passed to the $(CC) command that links
# the python executable -- this is only needed for HP-UX
if test -z "$LINKFORSHARED"
then
	case $ac_system in
	hp*|HP*) LINKFORSHARED="-Wl,-E";;
	esac
	AC_VERBOSE(setting LINKFORSHARED to '$LINKFORSHARED')
fi

# checks for libraries
AC_HAVE_LIBRARY(dl)

AC_CHECKING(for --with-svr4)
AC_WITH(svr4, [
AC_HAVE_LIBRARY(socket)
AC_HAVE_LIBRARY(inet)
AC_HAVE_LIBRARY(nsl)
])

AC_CHECKING(for --with-readline)
AC_WITH(readline, [AC_DEFINE(WITH_READLINE)
if test ! -d "$withval"
then AC_ERROR(proper usage is --with-readline=DIRECTORY)
fi
termcap=
AC_HAVE_LIBRARY(termcap, [termcap=termcap], [AC_HAVE_LIBRARY(termlib, [termcap=termlib])])
if test ! -z "$termcap"
then LIBS="$LIBS $withval/libreadline.a"
     # Avoid possible conflict between shared libraries termcap and gl
     # on IRIX 5: both contain a routine called clear.
     if test -f /usr/lib/lib$termcap.a
     then LIBS="$LIBS /usr/lib/lib$termcap.a"
     else LIBS="$LIBS -l$termcap"
     fi
else AC_ERROR(no working termcap/termlib, do not use --with-readline)
fi])

AC_CHECKING(for --with-thread)
AC_WITH(thread, [
if test -d "$withval"
then LIBS="$LIBS -L$withval"
fi
AC_HAVE_LIBRARY(pthreads, [AC_DEFINE(WITH_THREAD)
AC_DEFINE(_POSIX_THREADS)
LIBS="$LIBS -lpthreads"
LIBOBJS="$LIBOBJS thread.o"])
AC_HAVE_LIBRARY(mpc, [AC_DEFINE(WITH_THREAD)
LIBS="$LIBS -lmpc"
LIBOBJS="$LIBOBJS thread.o"])
AC_HAVE_LIBRARY(thread, [AC_DEFINE(WITH_THREAD)
LIBS="$LIBS -lthread"
LIBOBJS="$LIBOBJS thread.o"])
])

# -I${DLINCLDIR} is added to the compile rule for import.o
AC_SUBST(DLINCLDIR)
DLINCLDIR=/

AC_CHECKING(for --with-sgi-dl)
AC_WITH(sgi-dl, [AC_DEFINE(WITH_SGI_DL)
dldir=$withval
if test -d "$dldir"
then LIBS="$LIBS -L$dldir"
else AC_ERROR(proper usage is --with-sgi-dl=DIRECTORY)
fi
DLINCLDIR=${dldir}
LIBS="$LIBS -ldl -lmld"])

AC_CHECKING(for --with-dl-dld)
AC_WITH(dl-dld, [AC_DEFINE(WITH_DL_DLD)
dldir=`echo "$withval" | sed 's/,.*//'`
dlddir=`echo "$withval" | sed 's/.*,//'`
if test -d "$dldir" -a -d "$dlddir"
then LIBS="$LIBS -L$dldir -L$dlddir"
else AC_ERROR(proper usage is --with-dl-dld=DL_DIRECTORY,DLD_DIRECTORY)
fi
DLINCLDIR=${dldir}
LIBS="$LIBS -ldl -ldld"])

# checks for library functions
AC_HAVE_FUNCS(chown clock dlopen ftime gettimeofday getpeername getpgrp getpid getwd link lstat nice readlink select setgid setuid setsid setpgid setpgrp setvbuf siginterrupt symlink tcgetpgrp tcsetpgrp times uname waitpid)
AC_REPLACE_FUNCS(dup2 getcwd strerror memmove)
AC_FUNC_CHECK(getpgrp, AC_COMPILE_CHECK([argument to getpgrp], [#include <unistd.h>], [getpgrp(0);], AC_DEFINE(GETPGRP_HAVE_ARG)))

# checks for structures
AC_TIME_WITH_SYS_TIME
AC_STRUCT_TM
AC_TIMEZONE
AC_COMPILE_CHECK([whether we have altzone], [#include <time.h>], [return altzone;], AC_DEFINE(HAVE_ALTZONE))
AC_COMPILE_CHECK([whether sys/select.h and sys/time.h may both be included], [
#include <sys/types.h>
#include <sys/select.h>
#include <sys/time.h>
], [;], [AC_DEFINE(SYS_SELECT_WITH_SYS_TIME)])

# checks for compiler characteristics

AC_CHAR_UNSIGNED

AC_CONST

AC_COMPILE_CHECK([lack of working volatile],[],[volatile int x; x = 0;],,AC_DEFINE(volatile,))

AC_COMPILE_CHECK([lack of working signed char], [], [signed char c;],,AC_DEFINE(signed, []))

AC_CHECKING(for prototypes)
AC_TEST_PROGRAM([
int foo(int x) { return 0; }
int main() { return foo(10); }
], AC_DEFINE(HAVE_PROTOTYPES) have_prototypes=1)

AC_CHECKING(for variable length prototypes and stdarg.h)
AC_TEST_PROGRAM([
#include <stdarg.h>
int foo(int x, ...) { return 0; }
int main() { return foo(10, 11, 12); }
], AC_DEFINE(HAVE_STDARG_PROTOTYPES) have_prototypes=1)
if test "$have_prototypes"; then
AC_COMPILE_CHECK(["bad exec* prototypes"], [#include <unistd.h>], [char **t;execve("@",t,t);], , AC_DEFINE(BAD_EXEC_PROTOTYPES))
fi

AC_CHECKING(for bad static forward)
AC_TEST_PROGRAM([
struct s { int a; int b; };
static struct s foo;
int foobar() { return !foo.a; }
static struct s foo = { 1, 2 };
main() { exit(foobar()); }
], , AC_DEFINE(BAD_STATIC_FORWARD))

# checks for system services
# (none yet)

# other checks for UNIX variants
AC_IRIX_SUN
AC_XENIX_DIR

# check for --with-libm=...
AC_SUBST(LIBM)
LIBM=-lm
AC_WITH(libm, [if test "$withval" != yes
then LIBM=$withval
else AC_ERROR(proper usage is --with-libm=STRING)
fi])

# check for --with-libc=...
AC_SUBST(LIBC)
AC_WITH(libc, [if test "$withval" != yes
then LIBC=$withval
else AC_ERROR(proper usage is --with-libc=STRING)
fi])

# generate output files
AC_OUTPUT(Makefile Objects/Makefile Parser/Makefile Python/Makefile Modules/Makefile.pre)