xref: /openbsd/gnu/lib/libreadline/support/shobj-conf (revision 78b63d65) 
1#! /bin/sh
2#
3# shobj-conf -- output a series of variable assignments to be substituted
4#		into a Makefile by configure which specify system-dependent
5#		information for creating shared objects that may be loaded
6#		into bash with `enable -f'
7#
8# usage: shobj-conf [-C compiler] -c host_cpu -o host_os -v host_vendor
9#
10# Chet Ramey
11# chet@po.cwru.edu
12
13#
14# defaults
15#
16SHOBJ_STATUS=supported
17SHLIB_STATUS=supported
18
19SHOBJ_CC=cc
20SHOBJ_CFLAGS=
21SHOBJ_LD=
22SHOBJ_LDFLAGS=
23SHOBJ_XLDFLAGS=
24SHOBJ_LIBS=
25
26SHLIB_XLDFLAGS=
27SHLIB_LIBS=
28SHLIB_LIBSUFF='so'
29
30SHLIB_LIBVERSION='$(SHLIB_LIBSUFF)'
31
32PROGNAME=`basename $0`
33USAGE="$PROGNAME [-C compiler] -c host_cpu -o host_os -v host_vendor"
34
35while [ $# -gt 0 ]; do
36	case "$1" in
37	-C)	shift; SHOBJ_CC="$1"; shift ;;
38	-c)	shift; host_cpu="$1"; shift ;;
39	-o)	shift; host_os="$1"; shift ;;
40	-v)	shift; host_vendor="$1"; shift ;;
41	*)	echo "$USAGE" >&2 ; exit 2;;
42	esac
43done
44
45case "${host_os}-${SHOBJ_CC}" in
46sunos4*-gcc*)
47	SHOBJ_CFLAGS=-fpic
48	SHOBJ_LD=/usr/bin/ld
49	SHOBJ_LDFLAGS='-assert pure-text'
50
51	SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)$(SHLIB_MINOR)'
52	;;
53
54sunos4*)
55	SHOBJ_CFLAGS=-pic
56	SHOBJ_LD=/usr/bin/ld
57	SHOBJ_LDFLAGS='-assert pure-text'
58
59	SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)$(SHLIB_MINOR)'
60	;;
61
62sunos5*-gcc*|solaris2*-gcc*)
63	SHOBJ_CFLAGS=-fpic
64	SHOBJ_LD='${CC}'
65	SHOBJ_LDFLAGS='-shared -Wl,-i -Wl,-h,$@'
66
67#	SHLIB_XLDFLAGS='-R $(libdir)'
68	SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
69	;;
70
71sunos5*|solaris2*)
72	SHOBJ_CFLAGS='-K pic'
73	SHOBJ_LD=/usr/ccs/bin/ld
74	SHOBJ_LDFLAGS='-G -dy -z text -i -h $@'
75
76#	SHLIB_XLDFLAGS='-R $(libdir)'
77	SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
78	;;
79
80freebsd2* | netbsd* | openbsd*)
81	SHOBJ_CFLAGS=-fpic
82	SHOBJ_LD=ld
83	SHOBJ_LDFLAGS='-x -Bshareable'
84
85	SHLIB_XLDFLAGS='-R$(libdir)'
86	SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)$(SHLIB_MINOR)'
87	;;
88
89# FreeBSD-3.x can have either a.out or ELF object files
90#freebsd3*)
91#	SHOBJ_CFLAGS=-fpic
92#	SHOBJ_LD='${CC}'
93#	SHOBJ_LDFLAGS='-shared'
94#
95#	SHLIB_XLDFLAGS='-R$(libdir)'
96#	SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)$(SHLIB_MINOR)'
97#	;;
98
99# FreeBSD-3.x ELF
100freebsd3*)
101	SHOBJ_CFLAGS=-fpic
102	SHOBJ_LD='${CC}'
103
104	if [ -x /usr/bin/objformat ] && [ "`/usr/bin/objformat`" = "elf" ]; then
105		SHOBJ_LDFLAGS='-shared -Wl,-soname,$@'
106
107		SHLIB_XLDFLAGS='-Wl,-rpath,$(libdir)'
108		SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
109	else
110		SHOBJ_LDFLAGS='-shared'
111
112		SHLIB_XLDFLAGS='-R$(libdir)'
113		SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)$(SHLIB_MINOR)'
114	fi
115	;;
116
117linux*)
118	SHOBJ_CFLAGS=-fPIC
119	SHOBJ_LD='${CC}'
120	SHOBJ_LDFLAGS='-shared -Wl,-soname,$@'
121
122	SHLIB_XLDFLAGS='-Wl,-rpath,$(libdir)'
123	SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)$(SHLIB_MINOR)'
124	;;
125
126bsdi2*)
127	SHOBJ_CC=shlicc2
128	SHOBJ_CFLAGS=
129	SHOBJ_LD=ld
130	SHOBJ_LDFLAGS=-r
131	SHOBJ_LIBS=-lc_s.2.1.0
132
133	# BSD/OS 2.x and 3.x `shared libraries' are too much of a pain in
134	# the ass -- they require changing {/usr/lib,etc}/shlib.map on
135	# each system, and the library creation process is byzantine
136	SHLIB_STATUS=unsupported
137	;;
138
139bsdi3*)
140	SHOBJ_CC=shlicc2
141	SHOBJ_CFLAGS=
142	SHOBJ_LD=ld
143	SHOBJ_LDFLAGS=-r
144	SHOBJ_LIBS=-lc_s.3.0.0
145
146	# BSD/OS 2.x and 3.x `shared libraries' are too much of a pain in
147	# the ass -- they require changing {/usr/lib,etc}/shlib.map on
148	# each system, and the library creation process is byzantine
149	SHLIB_STATUS=unsupported
150	;;
151
152bsdi4*)
153	# BSD/OS 4.x now supports ELF and SunOS-style dynamically-linked
154	# shared libraries.  gcc 2.x is the standard compiler, and the
155	# `normal' gcc options should work as they do in Linux.
156
157	SHOBJ_CFLAGS=-fPIC
158	SHOBJ_LD='${CC}'
159	SHOBJ_LDFLAGS='-shared -Wl,-soname,$@'
160
161	SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)$(SHLIB_MINOR)'
162	;;
163
164osf*-gcc*)
165	# Fix to use gcc linker driver from bfischer@TechFak.Uni-Bielefeld.DE
166	SHOBJ_LD='${CC}'
167	SHOBJ_LDFLAGS='-shared -Wl,-soname,$@'
168
169	SHLIB_XLDFLAGS='-rpath $(libdir)'
170	SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
171	;;
172
173osf*)
174	SHOBJ_LD=ld
175	SHOBJ_LDFLAGS='-shared -soname $@ -expect_unresolved "*"'
176
177	SHLIB_XLDFLAGS='-rpath $(libdir)'
178	SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
179	;;
180
181aix4.[2-9]*-gcc*)		# lightly tested by jik@cisco.com
182	SHOBJ_CFLAGS=-fpic
183	SHOBJ_LD='ld'
184	SHOBJ_LDFLAGS='-bdynamic -bnoentry -bexpall'
185	SHOBJ_XLDFLAGS='-G'
186
187	SHLIB_XLDFLAGS='-bM:SRE'
188	SHLIB_LIBS='-lcurses -lc'
189	SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
190	;;
191
192aix4.[2-9]*)
193	SHOBJ_CFLAGS=-K
194	SHOBJ_LD='ld'
195	SHOBJ_LDFLAGS='-bdynamic -bnoentry -bexpall'
196	SHOBJ_XLDFLAGS='-G'
197
198	SHLIB_XLDFLAGS='-bM:SRE'
199	SHLIB_LIBS='-lcurses -lc'
200	SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
201	;;
202
203#
204# THE FOLLOWING ARE UNTESTED -- and some may not support the dlopen interface
205#
206irix[56]*-gcc*)
207	SHOBJ_CFLAGS='-fpic'
208	SHOBJ_LD='${CC}'
209	SHOBJ_LDFLAGS='-shared -Wl,-soname,$@'
210
211	SHLIB_XLDFLAGS='-Wl,-rpath,$(libdir)'
212	SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
213	;;
214
215irix[56]*)
216	SHOBJ_CFLAGS='-K PIC'
217	SHOBJ_LD=ld
218#	SHOBJ_LDFLAGS='-call_shared -hidden_symbol -no_unresolved -soname $@'
219#	Change from David Kaelbling <drk@sgi.com>
220	SHOBJ_LDFLAGS='-shared -no_unresolved -soname $@'
221
222	SHLIB_XLDFLAGS='-rpath $(libdir)'
223	SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
224	;;
225
226hpux9*-gcc*)
227	# must use gcc; the bundled cc cannot compile PIC code
228	SHOBJ_CFLAGS='-fpic'
229	SHOBJ_LD='${CC}'
230	SHOBJ_LDFLAGS='-shared -Wl,-b -Wl,+s'
231
232	SHLIB_XLDFLAGS='-Wl,+b,$(libdir)'
233	SHLIB_LIBSUFF='sl'
234	SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
235	;;
236
237hpux9*)
238	SHOBJ_STATUS=unsupported
239	SHLIB_STATUS=unsupported
240	;;
241
242hpux10*-gcc*)
243	# must use gcc; the bundled cc cannot compile PIC code
244	SHOBJ_CFLAGS='-fpic'
245	SHOBJ_LD='${CC}'
246	SHOBJ_LDFLAGS='-shared -Wl,-b -Wl,+s'
247
248	SHLIB_XLDFLAGS='-Wl,+h,$@ -Wl,+b,$(libdir)'
249	SHLIB_LIBSUFF='sl'
250	SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
251	;;
252
253hpux10*)
254	SHOBJ_STATUS=unsupported
255	SHLIB_STATUS=unsupported
256	;;
257
258hpux11*-gcc*)
259	# must use gcc; the bundled cc cannot compile PIC code
260	SHOBJ_CFLAGS='-fpic'
261	SHOBJ_LD='${CC}'
262#	SHOBJ_LDFLAGS='-shared -Wl,-b -Wl,-B,symbolic -Wl,+s -Wl,+std -Wl,+h,$@'
263	SHOBJ_LDFLAGS='-shared -Wl,-b -Wl,+s -Wl,+h,$@'
264
265	SHLIB_XLDFLAGS='-Wl,+b,$(libdir)'
266	SHLIB_LIBSUFF='sl'
267	SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
268	;;
269
270hpux11*)
271	SHOBJ_STATUS=unsupported
272	SHLIB_STATUS=unsupported
273	;;
274
275sysv4*-gcc*)
276	SHOBJ_CFLAGS=-shared
277	SHOBJ_LDFLAGS='-shared -h $@'
278	SHOBJ_LD='${CC}'
279
280	SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
281	;;
282
283sysv4*)
284	SHOBJ_CFLAGS='-K PIC'
285	SHOBJ_LD=ld
286	SHOBJ_LDFLAGS='-dy -z text -G -h $@'
287
288	SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
289	;;
290
291sco3.2v5*-gcc*)
292	SHOBJ_CFLAGS='-fpic'		# DEFAULTS TO ELF
293	SHOBJ_LD='${CC}'
294	SHOBJ_LDFLAGS='-shared'
295
296	SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
297	;;
298
299sco3.2v5*)
300	SHOBJ_CFLAGS='-K pic -b elf'
301	SHOBJ_LD=ld
302	SHOBJ_LDFLAGS='-G -b elf -dy -z text -h $@'
303
304	SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
305	;;
306
307sysv5uw7*-gcc*)
308	SHOBJ_CFLAGS='-fpic'
309	SHOBJ_LD='${CC}'
310	SHOBJ_LDFLAGS='-shared'
311
312	SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
313	;;
314
315sysv5uw7*)
316	SHOBJ_CFLAGS='-K PIC'
317	SHOBJ_LD=ld
318	SHOBJ_LDFLAGS='-G -dy -z text -h $@'
319
320	SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
321	;;
322
323dgux*-gcc*)
324	SHOBJ_CFLAGS=-fpic
325	SHOBJ_LD='${CC}'
326	SHOBJ_LDFLAGS='-shared'
327
328	SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
329	;;
330
331dgux*)
332	SHOBJ_CFLAGS='-K pic'
333	SHOBJ_LD=ld
334	SHOBJ_LDFLAGS='-G -dy -h $@'
335
336	SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
337	;;
338
339msdos*)
340	SHOBJ_STATUS=unsupported
341	SHLIB_STATUS=unsupported
342	;;
343
344#
345# Rely on correct gcc configuration for everything else
346#
347*-gcc*)
348	SHOBJ_CFLAGS=-fpic
349	SHOBJ_LD='${CC}'
350	SHOBJ_LDFLAGS='-shared'
351
352	SHLIB_LIBVERSION='$(SHLIB_LIBSUFF).$(SHLIB_MAJOR)'
353	;;
354
355*)
356	SHOBJ_STATUS=unsupported
357	SHLIB_STATUS=unsupported
358	;;
359
360esac
361
362echo SHOBJ_CC=\'"$SHOBJ_CC"\'
363echo SHOBJ_CFLAGS=\'"$SHOBJ_CFLAGS"\'
364echo SHOBJ_LD=\'"$SHOBJ_LD"\'
365echo SHOBJ_LDFLAGS=\'"$SHOBJ_LDFLAGS"\'
366echo SHOBJ_XLDFLAGS=\'"$SHOBJ_XLDFLAGS"\'
367echo SHOBJ_LIBS=\'"$SHOBJ_LIBS"\'
368
369echo SHLIB_XLDFLAGS=\'"$SHLIB_XLDFLAGS"\'
370echo SHLIB_LIBS=\'"$SHLIB_LIBS"\'
371echo SHLIB_LIBSUFF=\'"$SHLIB_LIBSUFF"\'
372echo SHLIB_LIBVERSION=\'"$SHLIB_LIBVERSION"\'
373
374echo SHOBJ_STATUS=\'"$SHOBJ_STATUS"\'
375echo SHLIB_STATUS=\'"$SHLIB_STATUS"\'
376
377exit 0
378