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  • Committer: Bazaar Package Importer
  • Author(s): Kurt Roeckx
  • Date: 2005-12-13 21:37:42 UTC
  • mto: (11.1.1 lenny)
  • mto: This revision was merged to the branch mainline in revision 4.
  • Revision ID: james.westby@ubuntu.com-20051213213742-d0ydaylf80l16bj1
Tags: upstream-0.9.8a
ImportĀ upstreamĀ versionĀ 0.9.8a

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1
#
 
2
# Helper makefile to link shared libraries in a portable way.
 
3
# This is much simpler than libtool, and hopefully not too error-prone.
 
4
#
 
5
# The following variables need to be set on the command line to build
 
6
# properly
 
7
 
 
8
# CC contains the current compiler.  This one MUST be defined
 
9
CC=cc
 
10
CFLAGS=$(CFLAG)
 
11
# LDFLAGS contains flags to be used when temporary object files (when building
 
12
# shared libraries) are created, or when an application is linked.
 
13
# SHARED_LDFLAGS contains flags to be used when the shared library is created.
 
14
LDFLAGS=
 
15
SHARED_LDFLAGS=
 
16
 
 
17
# LIBNAME contains just the name of the library, without prefix ("lib"
 
18
# on Unix, "cyg" for certain forms under Cygwin...) or suffix (.a, .so,
 
19
# .dll, ...).  This one MUST have a value when using this makefile to
 
20
# build shared libraries.
 
21
# For example, to build libfoo.so, you need to do the following:
 
22
#LIBNAME=foo
 
23
LIBNAME=
 
24
 
 
25
# APPNAME contains just the name of the application, without suffix (""
 
26
# on Unix, ".exe" on Windows, ...).  This one MUST have a value when using
 
27
# this makefile to build applications.
 
28
# For example, to build foo, you need to do the following:
 
29
#APPNAME=foo
 
30
APPNAME=
 
31
 
 
32
# OBJECTS contains all the object files to link together into the application.
 
33
# This must contain at least one object file.
 
34
#OBJECTS=foo.o
 
35
OBJECTS=
 
36
 
 
37
# LIBEXTRAS contains extra modules to link together with the library.
 
38
# For example, if a second library, say libbar.a needs to be linked into
 
39
# libfoo.so, you need to do the following:
 
40
#LIBEXTRAS=libbar.a
 
41
# Note that this MUST be used when using the link_o targets, to hold the
 
42
# names of all object files that go into the target library.
 
43
LIBEXTRAS=
 
44
 
 
45
# LIBVERSION contains the current version of the library.
 
46
# For example, to build libfoo.so.1.2, you need to do the following:
 
47
#LIBVERSION=1.2
 
48
LIBVERSION=
 
49
 
 
50
# LIBCOMPATVERSIONS contains the compatibility versions (a list) of
 
51
# the library.  They MUST be in decreasing order.
 
52
# For example, if libfoo.so.1.2.1 is backward compatible with libfoo.so.1.2
 
53
# and libfoo.so.1, you need to do the following:
 
54
#LIBCOMPATVERSIONS=1.2 1
 
55
# Note that on systems that use sonames, the last number will appear as
 
56
# part of it.
 
57
# It's also possible, for systems that support it (Tru64, for example),
 
58
# to add extra compatibility info with more precision, by adding a second
 
59
# list of versions, separated from the first with a semicolon, like this:
 
60
#LIBCOMPATVERSIONS=1.2 1;1.2.0 1.1.2 1.1.1 1.1.0 1.0.0
 
61
LIBCOMPATVERSIONS=
 
62
 
 
63
# LIBDEPS contains all the flags necessary to cover all necessary
 
64
# dependencies to other libraries.
 
65
LIBDEPS=
 
66
 
 
67
#------------------------------------------------------------------------------
 
68
# The rest is private to this makefile.
 
69
 
 
70
SET_X=:
 
71
#SET_X=set -x
 
72
 
 
73
top:
 
74
        echo "Trying to use this makefile interactively?  Don't."
 
75
 
 
76
CALC_VERSIONS=  \
 
77
        SHLIB_COMPAT=; SHLIB_SOVER=; \
 
78
        if [ -n "$(LIBVERSION)$(LIBCOMPATVERSIONS)" ]; then \
 
79
                prev=""; \
 
80
                for v in `echo "$(LIBVERSION) $(LIBCOMPATVERSIONS)" | cut -d';' -f1`; do \
 
81
                        SHLIB_SOVER_NODOT=$$v; \
 
82
                        SHLIB_SOVER=.$$v; \
 
83
                        if [ -n "$$prev" ]; then \
 
84
                                SHLIB_COMPAT="$$SHLIB_COMPAT .$$prev"; \
 
85
                        fi; \
 
86
                        prev=$$v; \
 
87
                done; \
 
88
        fi
 
89
 
 
90
LINK_APP=       \
 
91
  ( $(SET_X);   \
 
92
    LIBDEPS="$${LIBDEPS:-$(LIBDEPS)}"; \
 
93
    LDCMD="$${LDCMD:-$(CC)}"; LDFLAGS="$${LDFLAGS:-$(CFLAGS)}"; \
 
94
    LIBPATH=`for x in $$LIBDEPS; do if echo $$x | grep '^ *-L' > /dev/null 2>&1; then echo $$x | sed -e 's/^ *-L//'; fi; done | uniq`; \
 
95
    LIBPATH=`echo $$LIBPATH | sed -e 's/ /:/g'`; \
 
96
    LD_LIBRARY_PATH=$$LIBPATH:$$LD_LIBRARY_PATH \
 
97
    $${LDCMD} $${LDFLAGS} -o $${APPNAME:=$(APPNAME)} $(OBJECTS) $${LIBDEPS} )
 
98
 
 
99
LINK_SO=        \
 
100
  ( $(SET_X);   \
 
101
    LIBDEPS="$${LIBDEPS:-$(LIBDEPS)}"; \
 
102
    SHAREDCMD="$${SHAREDCMD:-$(CC)}"; \
 
103
    SHAREDFLAGS="$${SHAREDFLAGS:-$(CFLAGS) $(SHARED_LDFLAGS)}"; \
 
104
    nm -Pg $$SHOBJECTS | grep ' [BDT] ' | cut -f1 -d' ' > lib$(LIBNAME).exp; \
 
105
    LIBPATH=`for x in $$LIBDEPS; do if echo $$x | grep '^ *-L' > /dev/null 2>&1; then echo $$x | sed -e 's/^ *-L//'; fi; done | uniq`; \
 
106
    LIBPATH=`echo $$LIBPATH | sed -e 's/ /:/g'`; \
 
107
    LD_LIBRARY_PATH=$$LIBPATH:$$LD_LIBRARY_PATH \
 
108
    $${SHAREDCMD} $${SHAREDFLAGS} \
 
109
        -o $$SHLIB$$SHLIB_SOVER$$SHLIB_SUFFIX \
 
110
        $$ALLSYMSFLAGS $$SHOBJECTS $$NOALLSYMSFLAGS $$LIBDEPS \
 
111
  ) && $(SYMLINK_SO); \
 
112
  ( $(SET_X); rm -f lib$(LIBNAME).exp )
 
113
 
 
114
SYMLINK_SO=     \
 
115
        if [ -n "$$INHIBIT_SYMLINKS" ]; then :; else \
 
116
                prev=$$SHLIB$$SHLIB_SOVER$$SHLIB_SUFFIX; \
 
117
                if [ -n "$$SHLIB_COMPAT" ]; then \
 
118
                        for x in $$SHLIB_COMPAT; do \
 
119
                                ( $(SET_X); rm -f $$SHLIB$$x$$SHLIB_SUFFIX; \
 
120
                                  ln -s $$prev $$SHLIB$$x$$SHLIB_SUFFIX ); \
 
121
                                prev=$$SHLIB$$x$$SHLIB_SUFFIX; \
 
122
                        done; \
 
123
                fi; \
 
124
                if [ -n "$$SHLIB_SOVER" ]; then \
 
125
                        ( $(SET_X); rm -f $$SHLIB$$SHLIB_SUFFIX; \
 
126
                          ln -s $$prev $$SHLIB$$SHLIB_SUFFIX ); \
 
127
                fi; \
 
128
        fi
 
129
 
 
130
LINK_SO_A=      SHOBJECTS="lib$(LIBNAME).a $(LIBEXTRAS)"; $(LINK_SO)
 
131
LINK_SO_O=      SHOBJECTS="$(LIBEXTRAS)"; $(LINK_SO)
 
132
 
 
133
LINK_SO_A_VIA_O=        \
 
134
  SHOBJECTS=lib$(LIBNAME).o; \
 
135
  ALL=$$ALLSYMSFLAGS; ALLSYMSFLAGS=; NOALLSYMSFLAGS=; \
 
136
  ( $(SET_X); \
 
137
    ld $(LDFLAGS) -r -o lib$(LIBNAME).o $$ALL lib$(LIBNAME).a $(LIBEXTRAS) ); \
 
138
  $(LINK_SO) && rm -f $(LIBNAME).o
 
139
 
 
140
LINK_SO_A_UNPACKED=     \
 
141
  UNPACKDIR=link_tmp.$$$$; rm -rf $$UNPACKDIR; mkdir $$UNPACKDIR; \
 
142
  (cd $$UNPACKDIR; ar x ../lib$(LIBNAME).a) && \
 
143
  ([ -z "$(LIBEXTRAS)" ] || cp $(LIBEXTRAS) $$UNPACKDIR) && \
 
144
  SHOBJECTS=$$UNPACKDIR/*.o; \
 
145
  $(LINK_SO) && rm -rf $$UNPACKDIR
 
146
 
 
147
DETECT_GNU_LD=(${CC} -Wl,-V /dev/null 2>&1 | grep '^GNU ld' )>/dev/null
 
148
 
 
149
DO_GNU_SO=$(CALC_VERSIONS); \
 
150
        SHLIB=lib$(LIBNAME).so; \
 
151
        SHLIB_SUFFIX=; \
 
152
        ALLSYMSFLAGS='-Wl,--whole-archive'; \
 
153
        NOALLSYMSFLAGS='-Wl,--no-whole-archive'; \
 
154
        SHAREDFLAGS="$(CFLAGS) $(SHARED_LDFLAGS) -shared -Wl,-Bsymbolic -Wl,-soname=$$SHLIB$$SHLIB_SOVER$$SHLIB_SUFFIX"
 
155
 
 
156
DO_GNU_APP=LDFLAGS="$(CFLAGS) -Wl,-rpath,$(LIBRPATH)"
 
157
 
 
158
#This is rather special.  It's a special target with which one can link
 
159
#applications without bothering with any features that have anything to
 
160
#do with shared libraries, for example when linking against static
 
161
#libraries.  It's mostly here to avoid a lot of conditionals everywhere
 
162
#else...
 
163
link_app.:
 
164
        $(LINK_APP)
 
165
 
 
166
link_o.gnu:
 
167
        @ $(DO_GNU_SO); $(LINK_SO_O)
 
168
link_a.gnu:
 
169
        @ $(DO_GNU_SO); $(LINK_SO_A)
 
170
link_app.gnu:
 
171
        @ $(DO_GNU_APP); $(LINK_APP)
 
172
 
 
173
link_o.bsd:
 
174
        @if ${DETECT_GNU_LD}; then $(DO_GNU_SO); else \
 
175
        $(CALC_VERSIONS); \
 
176
        SHLIB=lib$(LIBNAME).so; \
 
177
        SHLIB_SUFFIX=; \
 
178
        LIBDEPS=" "; \
 
179
        ALLSYMSFLAGS="-Wl,-Bforcearchive"; \
 
180
        NOALLSYMSFLAGS=; \
 
181
        SHAREDFLAGS="$(CFLAGS) $(SHARED_LDFLAGS) -shared -nostdlib"; \
 
182
        fi; $(LINK_SO_O)
 
183
link_a.bsd:
 
184
        @if ${DETECT_GNU_LD}; then $(DO_GNU_SO); else \
 
185
        $(CALC_VERSIONS); \
 
186
        SHLIB=lib$(LIBNAME).so; \
 
187
        SHLIB_SUFFIX=; \
 
188
        LIBDEPS=" "; \
 
189
        ALLSYMSFLAGS="-Wl,-Bforcearchive"; \
 
190
        NOALLSYMSFLAGS=; \
 
191
        SHAREDFLAGS="$(CFLAGS) $(SHARED_LDFLAGS) -shared -nostdlib"; \
 
192
        fi; $(LINK_SO_A)
 
193
link_app.bsd:
 
194
        @if ${DETECT_GNU_LD}; then $(DO_GNU_APP); else \
 
195
        LDFLAGS="$(CFLAGS) -Wl,-rpath,$(LIBPATH)"; \
 
196
        fi; $(LINK_APP)
 
197
 
 
198
# For Darwin AKA Mac OS/X (dyld)
 
199
link_o.darwin:
 
200
        @ $(CALC_VERSIONS); \
 
201
        SHLIB=lib$(LIBNAME); \
 
202
        SHLIB_SUFFIX=.dylib; \
 
203
        ALLSYMSFLAGS='-all_load'; \
 
204
        NOALLSYMSFLAGS=''; \
 
205
        SHAREDFLAGS="$(CFLAGS) $(SHARED_LDFLAGS)"; \
 
206
        if [ -n "$(LIBVERSION)" ]; then \
 
207
                SHAREDFLAGS="$$SHAREDFLAGS -current_version $(LIBVERSION)"; \
 
208
        fi; \
 
209
        if [ -n "$$SHLIB_SOVER_NODOT" ]; then \
 
210
                SHAREDFLAGS="$$SHAREDFLAGS -compatibility_version $$SHLIB_SOVER_NODOT"; \
 
211
        fi; \
 
212
        $(LINK_SO_O)
 
213
link_a.darwin:
 
214
        @ $(CALC_VERSIONS); \
 
215
        SHLIB=lib$(LIBNAME); \
 
216
        SHLIB_SUFFIX=.dylib; \
 
217
        ALLSYMSFLAGS='-all_load'; \
 
218
        NOALLSYMSFLAGS=''; \
 
219
        SHAREDFLAGS="$(CFLAGS) $(SHARED_LDFLAGS)"; \
 
220
        if [ -n "$(LIBVERSION)" ]; then \
 
221
                SHAREDFLAGS="$$SHAREDFLAGS -current_version $(LIBVERSION)"; \
 
222
        fi; \
 
223
        if [ -n "$$SHLIB_SOVER_NODOT" ]; then \
 
224
                SHAREDFLAGS="$$SHAREDFLAGS -compatibility_version $$SHLIB_SOVER_NODOT"; \
 
225
        fi; \
 
226
        $(LINK_SO_A)
 
227
link_app.darwin:        # is there run-path on darwin?
 
228
        $(LINK_APP)
 
229
 
 
230
link_o.cygwin:
 
231
        @ $(CALC_VERSIONS); \
 
232
        INHIBIT_SYMLINKS=yes; \
 
233
        SHLIB=cyg$(LIBNAME); \
 
234
        expr $(PLATFORM) : 'mingw' > /dev/null && SHLIB=$(LIBNAME)eay32; \
 
235
        SHLIB_SUFFIX=.dll; \
 
236
        LIBVERSION="$(LIBVERSION)"; \
 
237
        SHLIB_SOVER=${LIBVERSION:+"-$(LIBVERSION)"}; \
 
238
        ALLSYMSFLAGS='-Wl,--whole-archive'; \
 
239
        NOALLSYMSFLAGS='-Wl,--no-whole-archive'; \
 
240
        SHAREDFLAGS="$(CFLAGS) $(SHARED_LDFLAGS) -shared -Wl,-Bsymbolic -Wl,--out-implib,lib$(LIBNAME).dll.a"; \
 
241
        $(LINK_SO_O)
 
242
link_a.cygwin:
 
243
        @ $(CALC_VERSIONS); \
 
244
        INHIBIT_SYMLINKS=yes; \
 
245
        SHLIB=cyg$(LIBNAME); \
 
246
        expr $(PLATFORM) : 'mingw' > /dev/null && SHLIB=$(LIBNAME)eay32; \
 
247
        SHLIB_SUFFIX=.dll; \
 
248
        SHLIB_SOVER=-$(LIBVERSION); \
 
249
        ALLSYMSFLAGS='-Wl,--whole-archive'; \
 
250
        NOALLSYMSFLAGS='-Wl,--no-whole-archive'; \
 
251
        base=;  [ $(LIBNAME) = "crypto" ] && base=-Wl,--image-base,0x63000000; \
 
252
        SHAREDFLAGS="$(CFLAGS) $(SHARED_LDFLAGS) -shared $$base -Wl,-Bsymbolic -Wl,--out-implib,lib$(LIBNAME).dll.a"; \
 
253
        [ -f apps/$$SHLIB$$SHLIB_SUFFIX ] && rm apps/$$SHLIB$$SHLIB_SUFFIX; \
 
254
        [ -f test/$$SHLIB$$SHLIB_SUFFIX ] && rm test/$$SHLIB$$SHLIB_SUFFIX; \
 
255
        $(LINK_SO_A) || exit 1; \
 
256
        cp -p $$SHLIB$$SHLIB_SOVER$$SHLIB_SUFFIX apps/; \
 
257
        cp -p $$SHLIB$$SHLIB_SOVER$$SHLIB_SUFFIX test/
 
258
link_app.cygwin:
 
259
        $(LINK_APP)
 
260
 
 
261
link_o.alpha-osf1:
 
262
        @ if ${DETECT_GNU_LD}; then \
 
263
                $(DO_GNU_SO); \
 
264
        else \
 
265
                SHLIB=lib$(LIBNAME).so; \
 
266
                SHLIB_SUFFIX=; \
 
267
                SHLIB_HIST=`echo "$(LIBCOMPATVERSIONS)" | cut -d';' -f2 | sed -e 's/ */:/'`; \
 
268
                if [ -n "$$SHLIB_HIST" ]; then \
 
269
                        SHLIB_HIST="$${SHLIB_HIST}:$(LIBVERSION)"; \
 
270
                else \
 
271
                        SHLIB_HIST="$(LIBVERSION)"; \
 
272
                fi; \
 
273
                SHLIB_SOVER=; \
 
274
                ALLSYMSFLAGS='-all'; \
 
275
                NOALLSYMSFLAGS='-none'; \
 
276
                SHAREDFLAGS="$(CFLAGS) $(SHARED_LDFLAGS) -shared"; \
 
277
                if [ -n "$$SHLIB_HIST" ]; then \
 
278
                        SHAREDFLAGS="$$SHAREDFLAGS -set_version \"$$SHLIB_HIST\""; \
 
279
                fi; \
 
280
        fi; \
 
281
        $(LINK_SO_O)
 
282
link_a.alpha-osf1:
 
283
        @ if ${DETECT_GNU_LD}; then \
 
284
                $(DO_GNU_SO); \
 
285
        else \
 
286
                SHLIB=lib$(LIBNAME).so; \
 
287
                SHLIB_SUFFIX=; \
 
288
                SHLIB_HIST=`echo "$(LIBCOMPATVERSIONS)" | cut -d';' -f2 | sed -e 's/ */:/'`; \
 
289
                if [ -n "$$SHLIB_HIST" ]; then \
 
290
                        SHLIB_HIST="$${SHLIB_HIST}:$(LIBVERSION)"; \
 
291
                else \
 
292
                        SHLIB_HIST="$(LIBVERSION)"; \
 
293
                fi; \
 
294
                SHLIB_SOVER=; \
 
295
                ALLSYMSFLAGS='-all'; \
 
296
                NOALLSYMSFLAGS='-none'; \
 
297
                SHAREDFLAGS="$(CFLAGS) $(SHARED_LDFLAGS) -shared"; \
 
298
                if [ -n "$$SHLIB_HIST" ]; then \
 
299
                        SHAREDFLAGS="$$SHAREDFLAGS -set_version \"$$SHLIB_HIST\""; \
 
300
                fi; \
 
301
        fi; \
 
302
        $(LINK_SO_A)
 
303
link_app.alpha-osf1:
 
304
        @if ${DETECT_GNU_LD}; then \
 
305
                $(DO_GNU_APP); \
 
306
        else \
 
307
                LDFLAGS="$(CFLAGS) -rpath $(LIBRPATH)"; \
 
308
        fi; \
 
309
        $(LINK_APP)
 
310
 
 
311
link_o.solaris:
 
312
        @ if ${DETECT_GNU_LD}; then \
 
313
                $(DO_GNU_SO); \
 
314
        else \
 
315
                $(CALC_VERSIONS); \
 
316
                MINUSZ='-z '; \
 
317
                ($(CC) -v 2>&1 | grep gcc) > /dev/null && MINUSZ='-Wl,-z,'; \
 
318
                SHLIB=lib$(LIBNAME).so; \
 
319
                SHLIB_SUFFIX=; \
 
320
                ALLSYMSFLAGS="$${MINUSZ}allextract"; \
 
321
                NOALLSYMSFLAGS="$${MINUSZ}defaultextract"; \
 
322
                SHAREDFLAGS="$(CFLAGS) $(SHARED_LDFLAGS) -h $$SHLIB$$SHLIB_SOVER$$SHLIB_SUFFIX -Wl,-Bsymbolic"; \
 
323
        fi; \
 
324
        $(LINK_SO_O)
 
325
link_a.solaris:
 
326
        @ if ${DETECT_GNU_LD}; then \
 
327
                $(DO_GNU_SO); \
 
328
        else \
 
329
                $(CALC_VERSIONS); \
 
330
                MINUSZ='-z '; \
 
331
                (${CC} -v 2>&1 | grep gcc) > /dev/null && MINUSZ='-Wl,-z,'; \
 
332
                SHLIB=lib$(LIBNAME).so; \
 
333
                SHLIB_SUFFIX=;\
 
334
                ALLSYMSFLAGS="$${MINUSZ}allextract"; \
 
335
                NOALLSYMSFLAGS="$${MINUSZ}defaultextract"; \
 
336
                SHAREDFLAGS="$(CFLAGS) $(SHARED_LDFLAGS) -h $$SHLIB$$SHLIB_SOVER$$SHLIB_SUFFIX -Wl,-Bsymbolic"; \
 
337
        fi; \
 
338
        $(LINK_SO_A)
 
339
link_app.solaris:
 
340
        @ if ${DETECT_GNU_LD}; then \
 
341
                $(DO_GNU_APP); \
 
342
        else \
 
343
                LDFLAGS="$(CFLAGS) -R $(LIBRPATH)"; \
 
344
        fi; \
 
345
        $(LINK_APP)
 
346
 
 
347
# OpenServer 5 native compilers used
 
348
link_o.svr3:
 
349
        @ if ${DETECT_GNU_LD}; then \
 
350
                $(DO_GNU_SO); \
 
351
        else \
 
352
                $(CALC_VERSIONS); \
 
353
                SHLIB=lib$(LIBNAME).so; \
 
354
                SHLIB_SUFFIX=; \
 
355
                ALLSYMSFLAGS=''; \
 
356
                NOALLSYMSFLAGS=''; \
 
357
                SHAREDFLAGS="$(CFLAGS) -G -h $$SHLIB$$SHLIB_SOVER$$SHLIB_SUFFIX"; \
 
358
        fi; \
 
359
        $(LINK_SO_O)
 
360
link_a.svr3:
 
361
        @ if ${DETECT_GNU_LD}; then \
 
362
                $(DO_GNU_SO); \
 
363
        else \
 
364
                $(CALC_VERSIONS); \
 
365
                SHLIB=lib$(LIBNAME).so; \
 
366
                SHLIB_SUFFIX=; \
 
367
                ALLSYMSFLAGS=''; \
 
368
                NOALLSYMSFLAGS=''; \
 
369
                SHAREDFLAGS="$(CFLAGS) -G -h $$SHLIB$$SHLIB_SOVER$$SHLIB_SUFFIX"; \
 
370
        fi; \
 
371
        $(LINK_SO_A_UNPACKED)
 
372
link_app.svr3:
 
373
        @${DETECT_GNU_LD} && $(DO_GNU_APP); \
 
374
        $(LINK_APP)
 
375
 
 
376
# UnixWare 7 and OpenUNIX 8 native compilers used
 
377
link_o.svr5:
 
378
        @ if ${DETECT_GNU_LD}; then \
 
379
                $(DO_GNU_SO); \
 
380
        else \
 
381
                $(CALC_VERSIONS); \
 
382
                SHARE_FLAG='-G'; \
 
383
                ($(CC) -v 2>&1 | grep gcc) > /dev/null && SHARE_FLAG='-shared'; \
 
384
                SHLIB=lib$(LIBNAME).so; \
 
385
                SHLIB_SUFFIX=; \
 
386
                ALLSYMSFLAGS=''; \
 
387
                NOALLSYMSFLAGS=''; \
 
388
                SHAREDFLAGS="$(CFLAGS) $${SHARE_FLAG} -h $$SHLIB$$SHLIB_SOVER$$SHLIB_SUFFIX"; \
 
389
        fi; \
 
390
        $(LINK_SO_O)
 
391
link_a.svr5:
 
392
        @ if ${DETECT_GNU_LD}; then \
 
393
                $(DO_GNU_SO); \
 
394
        else \
 
395
                $(CALC_VERSIONS); \
 
396
                SHARE_FLAG='-G'; \
 
397
                (${CC} -v 2>&1 | grep gcc) > /dev/null && SHARE_FLAG='-shared'; \
 
398
                SHLIB=lib$(LIBNAME).so; \
 
399
                SHLIB_SUFFIX=; \
 
400
                ALLSYMSFLAGS=''; \
 
401
                NOALLSYMSFLAGS=''; \
 
402
                SHAREDFLAGS="$(CFLAGS) $${SHARE_FLAG} -h $$SHLIB$$SHLIB_SOVER$$SHLIB_SUFFIX"; \
 
403
        fi; \
 
404
        $(LINK_SO_A_UNPACKED)
 
405
link_app.svr5:
 
406
        @${DETECT_GNU_LD} && $(DO_GNU_APP); \
 
407
        $(LINK_APP)
 
408
 
 
409
link_o.irix:
 
410
        @ if ${DETECT_GNU_LD}; then \
 
411
                $(DO_GNU_SO); \
 
412
        else \
 
413
                $(CALC_VERSIONS); \
 
414
                SHLIB=lib$(LIBNAME).so; \
 
415
                SHLIB_SUFFIX=; \
 
416
                MINUSWL=""; \
 
417
                ($(CC) -v 2>&1 | grep gcc) > /dev/null && MINUSWL="-Wl,"; \
 
418
                ALLSYMSFLAGS="$${MINUSWL}-all"; \
 
419
                NOALLSYMSFLAGS="$${MINUSWL}-none"; \
 
420
                SHAREDFLAGS="$(CFLAGS) $(SHARED_LDFLAGS) -shared -Wl,-soname,$$SHLIB$$SHLIB_SOVER$$SHLIB_SUFFIX"; \
 
421
        fi; \
 
422
        $(LINK_SO_O)
 
423
link_a.irix:
 
424
        @ if ${DETECT_GNU_LD}; then \
 
425
                $(DO_GNU_SO); \
 
426
        else \
 
427
                $(CALC_VERSIONS); \
 
428
                SHLIB=lib$(LIBNAME).so; \
 
429
                SHLIB_SUFFIX=; \
 
430
                MINUSWL=""; \
 
431
                ($(CC) -v 2>&1 | grep gcc) > /dev/null && MINUSWL="-Wl,"; \
 
432
                ALLSYMSFLAGS="$${MINUSWL}-all"; \
 
433
                NOALLSYMSFLAGS="$${MINUSWL}-none"; \
 
434
                SHAREDFLAGS="$(CFLAGS) $(SHARED_LDFLAGS) -shared -Wl,-soname,$$SHLIB$$SHLIB_SOVER$$SHLIB_SUFFIX"; \
 
435
        fi; \
 
436
        $(LINK_SO_A)
 
437
link_app.irix:
 
438
        @LDFLAGS="$(CFLAGS) -Wl,-rpath,$(LIBRPATH)"; \
 
439
        $(LINK_APP)
 
440
 
 
441
# 32-bit PA-RISC HP-UX embeds the -L pathname of libs we link with, so
 
442
# we compensate for it with +cdp ../: and +cdp ./:. Yes, these rewrite
 
443
# rules imply that we can only link one level down in catalog structure,
 
444
# but that's what takes place for the moment of this writing. +cdp option
 
445
# was introduced in HP-UX 11.x and applies in 32-bit PA-RISC link
 
446
# editor context only [it's simply ignored in other cases, which are all
 
447
# ELFs by the way].
 
448
#
 
449
link_o.hpux:
 
450
        @if ${DETECT_GNU_LD}; then $(DO_GNU_SO); else \
 
451
        $(CALC_VERSIONS); \
 
452
        SHLIB=lib$(LIBNAME).sl; \
 
453
        expr $(PLATFORM) : '.*ia64' > /dev/null && SHLIB=lib$(LIBNAME).so; \
 
454
        SHLIB_SUFFIX=; \
 
455
        ALLSYMSFLAGS='-Wl,-Fl'; \
 
456
        NOALLSYMSFLAGS=''; \
 
457
        expr $(PLATFORM) : 'hpux64' > /dev/null && ALLSYMSFLAGS='-Wl,+forceload'; \
 
458
        SHAREDFLAGS="$(CFLAGS) $(SHARED_LDFLAGS) -Wl,-B,symbolic,+vnocompatwarnings,-z,+s,+h,$$SHLIB$$SHLIB_SOVER$$SHLIB_SUFFIX"; \
 
459
        fi; \
 
460
        rm -f $$SHLIB$$SHLIB_SOVER$$SHLIB_SUFFIX || :; \
 
461
        $(LINK_SO_O) && chmod a=rx $$SHLIB$$SHLIB_SOVER$$SHLIB_SUFFIX
 
462
link_a.hpux:
 
463
        @if ${DETECT_GNU_LD}; then $(DO_GNU_SO); else \
 
464
        $(CALC_VERSIONS); \
 
465
        SHLIB=lib$(LIBNAME).sl; \
 
466
        expr $(PLATFORM) : '.*ia64' > /dev/null && SHLIB=lib$(LIBNAME).so; \
 
467
        SHLIB_SUFFIX=; \
 
468
        ALLSYMSFLAGS='-Wl,-Fl'; \
 
469
        NOALLSYMSFLAGS=''; \
 
470
        expr $(PLATFORM) : 'hpux64' > /dev/null && ALLSYMSFLAGS='-Wl,+forceload'; \
 
471
        SHAREDFLAGS="$(CFLAGS) $(SHARED_LDFLAGS) -Wl,-B,symbolic,+vnocompatwarnings,-z,+s,+h,$$SHLIB$$SHLIB_SOVER$$SHLIB_SUFFIX"; \
 
472
        fi; \
 
473
        rm -f $$SHLIB$$SHLIB_SOVER$$SHLIB_SUFFIX || :; \
 
474
        $(LINK_SO_A) && chmod a=rx $$SHLIB$$SHLIB_SOVER$$SHLIB_SUFFIX
 
475
link_app.hpux:
 
476
        @if ${DETECT_GNU_LD}; then $(DO_GNU_APP); else \
 
477
        LDFLAGS="$(CFLAGS) -Wl,+s,+cdp,../:,+cdp,./:,+b,$(LIBRPATH)"; \
 
478
        fi; \
 
479
        $(LINK_APP)
 
480
 
 
481
link_o.aix:
 
482
        @ $(CALC_VERSIONS); \
 
483
        OBJECT_MODE=`expr x$(SHARED_LDFLAGS) : 'x\-[a-z]\([0-9]*\)'`; \
 
484
        OBJECT_MODE=$${OBJECT_MODE:-32}; export OBJECT_MODE; \
 
485
        SHLIB=lib$(LIBNAME).so; \
 
486
        SHLIB_SUFFIX=; \
 
487
        ALLSYMSFLAGS='-bnogc'; \
 
488
        NOALLSYMSFLAGS=''; \
 
489
        SHAREDFLAGS='$(CFLAGS) $(SHARED_LDFLAGS) -G -bE:lib$(LIBNAME).exp -bM:SRE'; \
 
490
        $(LINK_SO_O); rm -rf lib$(LIBNAME).exp
 
491
link_a.aix:
 
492
        @ $(CALC_VERSIONS); \
 
493
        OBJECT_MODE=`expr x$(SHARED_LDFLAGS) : 'x\-[a-z]\([0-9]*\)'`; \
 
494
        OBJECT_MODE=$${OBJECT_MODE:-32}; export OBJECT_MODE; \
 
495
        SHLIB=lib$(LIBNAME).so; \
 
496
        SHLIB_SUFFIX=; \
 
497
        ALLSYMSFLAGS='-bnogc'; \
 
498
        NOALLSYMSFLAGS=''; \
 
499
        SHAREDFLAGS='$(CFLAGS) $(SHARED_LDFLAGS) -G -bE:lib$(LIBNAME).exp -bM:SRE'; \
 
500
        $(LINK_SO_A_VIA_O)
 
501
link_app.aix:
 
502
        LDFLAGS="$(CFLAGS) -blibpath:$(LIBRPATH)"; \
 
503
        $(LINK_APP)
 
504
 
 
505
link_o.reliantunix:
 
506
        @ $(CALC_VERSIONS); \
 
507
        SHLIB=lib$(LIBNAME).so; \
 
508
        SHLIB_SUFFIX=; \
 
509
        ALLSYMSFLAGS=; \
 
510
        NOALLSYMSFLAGS=''; \
 
511
        SHAREDFLAGS='$(CFLAGS) -G'; \
 
512
        $(LINK_SO_O)
 
513
link_a.reliantunix:
 
514
        @ $(CALC_VERSIONS); \
 
515
        SHLIB=lib$(LIBNAME).so; \
 
516
        SHLIB_SUFFIX=; \
 
517
        ALLSYMSFLAGS=; \
 
518
        NOALLSYMSFLAGS=''; \
 
519
        SHAREDFLAGS='$(CFLAGS) -G'; \
 
520
        $(LINK_SO_A_UNPACKED)
 
521
link_app.reliantunix:
 
522
        $(LINK_APP)
 
523
 
 
524
# Targets to build symbolic links when needed
 
525
symlink.gnu symlink.solaris symlink.svr3 symlink.svr5 symlink.irix \
 
526
symlink.aix symlink.reliantunix:
 
527
        @ $(CALC_VERSIONS); \
 
528
        SHLIB=lib$(LIBNAME).so; \
 
529
        $(SYMLINK_SO)
 
530
symlink.darwin:
 
531
        @ $(CALC_VERSIONS); \
 
532
        SHLIB=lib$(LIBNAME); \
 
533
        SHLIB_SUFFIX=.dylib; \
 
534
        $(SYMLINK_SO)
 
535
symlink.hpux:
 
536
        @ $(CALC_VERSIONS); \
 
537
        SHLIB=lib$(LIBNAME).sl; \
 
538
        expr $(PLATFORM) : '.*ia64' > /dev/null && SHLIB=lib$(LIBNAME).so; \
 
539
        $(SYMLINK_SO)
 
540
# The following lines means those specific architectures do no symlinks
 
541
symlink.cygwin symlib.alpha-osf1 symlink.tru64 symlink.tru64-rpath:
 
542
 
 
543
# Compatibility targets
 
544
link_o.bsd-gcc-shared link_o.linux-shared link_o.gnu-shared: link_o.gnu
 
545
link_a.bsd-gcc-shared link_a.linux-shared link_a.gnu-shared: link_a.gnu
 
546
link_app.bsd-gcc-shared link_app.linux-shared link_app.gnu-shared: link_app.gnu
 
547
symlink.bsd-gcc-shared symlink.bsd-shared symlink.linux-shared symlink.gnu-shared: symlink.gnu
 
548
link_o.bsd-shared: link_o.bsd
 
549
link_a.bsd-shared: link_a.bsd
 
550
link_app.bsd-shared: link_app.bsd
 
551
link_o.darwin-shared: link_o.darwin
 
552
link_a.darwin-shared: link_a.darwin
 
553
link_app.darwin-shared: link_app.darwin
 
554
symlink.darwin-shared: symlink.darwin
 
555
link_o.cygwin-shared: link_o.cygwin
 
556
link_a.cygwin-shared: link_a.cygwin
 
557
link_app.cygwin-shared: link_app.cygwin
 
558
symlink.cygwin-shared: symlink.cygwin
 
559
link_o.alpha-osf1-shared: link_o.alpha-osf1
 
560
link_a.alpha-osf1-shared: link_a.alpha-osf1
 
561
link_app.alpha-osf1-shared: link_app.alpha-osf1
 
562
symlink.alpha-osf1-shared: symlink.alpha-osf1
 
563
link_o.tru64-shared: link_o.tru64
 
564
link_a.tru64-shared: link_a.tru64
 
565
link_app.tru64-shared: link_app.tru64
 
566
symlink.tru64-shared: symlink.tru64
 
567
link_o.tru64-shared-rpath: link_o.tru64-rpath
 
568
link_a.tru64-shared-rpath: link_a.tru64-rpath
 
569
link_app.tru64-shared-rpath: link_app.tru64-rpath
 
570
symlink.tru64-shared-rpath: symlink.tru64-rpath
 
571
link_o.solaris-shared: link_o.solaris
 
572
link_a.solaris-shared: link_a.solaris
 
573
link_app.solaris-shared: link_app.solaris
 
574
symlink.solaris-shared: symlink.solaris
 
575
link_o.svr3-shared: link_o.svr3
 
576
link_a.svr3-shared: link_a.svr3
 
577
link_app.svr3-shared: link_app.svr3
 
578
symlink.svr3-shared: symlink.svr3
 
579
link_o.svr5-shared: link_o.svr5
 
580
link_a.svr5-shared: link_a.svr5
 
581
link_app.svr5-shared: link_app.svr5
 
582
symlink.svr5-shared: symlink.svr5
 
583
link_o.irix-shared: link_o.irix
 
584
link_a.irix-shared: link_a.irix
 
585
link_app.irix-shared: link_app.irix
 
586
symlink.irix-shared: symlink.irix
 
587
link_o.hpux-shared: link_o.hpux
 
588
link_a.hpux-shared: link_a.hpux
 
589
link_app.hpux-shared: link_app.hpux
 
590
symlink.hpux-shared: symlink.hpux
 
591
link_o.aix-shared: link_o.aix
 
592
link_a.aix-shared: link_a.aix
 
593
link_app.aix-shared: link_app.aix
 
594
symlink.aix-shared: symlink.aix
 
595
link_o.reliantunix-shared: link_o.reliantunix
 
596
link_a.reliantunix-shared: link_a.reliantunix
 
597
link_app.reliantunix-shared: link_app.reliantunix
 
598
symlink.reliantunix-shared: symlink.reliantunix