1: #! /bin/sh
2: # Output a system dependent set of variables, describing how to set the
3: # run time search path of shared libraries in an executable.
4: #
5: # Copyright 1996-2003 Free Software Foundation, Inc.
6: # Taken from GNU libtool, 2001
7: # Originally by Gordon Matzigkeit <gord@gnu.ai.mit.edu>, 1996
8: #
9: # This program is free software: you can redistribute it and/or modify
10: # it under the terms of the GNU General Public License as published by
11: # the Free Software Foundation, either version 3 of the License, or
12: # (at your option) any later version.
13: #
14: # This program is distributed in the hope that it will be useful,
15: # but WITHOUT ANY WARRANTY; without even the implied warranty of
16: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17: # GNU General Public License for more details.
18: #
19: # You should have received a copy of the GNU General Public License
20: # along with this program. If not, see <http://www.gnu.org/licenses/>.
21: #
22: # As a special exception to the GNU General Public License, if you
23: # distribute this file as part of a program that contains a
24: # configuration script generated by Autoconf, you may include it under
25: # the same distribution terms that you use for the rest of that program.
26: #
27: # The first argument passed to this file is the canonical host specification,
28: # CPU_TYPE-MANUFACTURER-OPERATING_SYSTEM
29: # or
30: # CPU_TYPE-MANUFACTURER-KERNEL-OPERATING_SYSTEM
31: # The environment variables CC, GCC, LDFLAGS, LD, with_gnu_ld
32: # should be set by the caller.
33: #
34: # The set of defined variables is at the end of this script.
35:
36: # Known limitations:
37: # - On IRIX 6.5 with CC="cc", the run time search patch must not be longer
38: # than 256 bytes, otherwise the compiler driver will dump core. The only
39: # known workaround is to choose shorter directory names for the build
40: # directory and/or the installation directory.
41:
42: # All known linkers require a `.a' archive for static linking (except M$VC,
43: # which needs '.lib').
44: libext=a
45: shrext=.so
46:
47: host="$1"
48: host_cpu=`echo "$host" | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
49: host_vendor=`echo "$host" | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
50: host_os=`echo "$host" | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
51:
52: # Code taken from libtool.m4's AC_LIBTOOL_PROG_COMPILER_PIC.
53:
54: wl=
55: if test "$GCC" = yes; then
56: wl='-Wl,'
57: else
58: case "$host_os" in
59: aix*)
60: wl='-Wl,'
61: ;;
62: mingw* | pw32* | os2*)
63: ;;
64: hpux9* | hpux10* | hpux11*)
65: wl='-Wl,'
66: ;;
67: irix5* | irix6* | nonstopux*)
68: wl='-Wl,'
69: ;;
70: newsos6)
71: ;;
72: linux*)
73: case $CC in
74: icc|ecc)
75: wl='-Wl,'
76: ;;
77: ccc)
78: wl='-Wl,'
79: ;;
80: esac
81: ;;
82: osf3* | osf4* | osf5*)
83: wl='-Wl,'
84: ;;
85: sco3.2v5*)
86: ;;
87: solaris*)
88: wl='-Wl,'
89: ;;
90: sunos4*)
91: wl='-Qoption ld '
92: ;;
93: sysv4 | sysv4.2uw2* | sysv4.3* | sysv5*)
94: wl='-Wl,'
95: ;;
96: sysv4*MP*)
97: ;;
98: uts4*)
99: ;;
100: esac
101: fi
102:
103: # Code taken from libtool.m4's AC_LIBTOOL_PROG_LD_SHLIBS.
104:
105: hardcode_libdir_flag_spec=
106: hardcode_libdir_separator=
107: hardcode_direct=no
108: hardcode_minus_L=no
109:
110: case "$host_os" in
111: cygwin* | mingw* | pw32*)
112: # FIXME: the MSVC++ port hasn't been tested in a loooong time
113: # When not using gcc, we currently assume that we are using
114: # Microsoft Visual C++.
115: if test "$GCC" != yes; then
116: with_gnu_ld=no
117: fi
118: ;;
119: openbsd*)
120: with_gnu_ld=no
121: ;;
122: esac
123:
124: ld_shlibs=yes
125: if test "$with_gnu_ld" = yes; then
126: case "$host_os" in
127: aix3* | aix4* | aix5*)
128: # On AIX/PPC, the GNU linker is very broken
129: if test "$host_cpu" != ia64; then
130: ld_shlibs=no
131: fi
132: ;;
133: amigaos*)
134: hardcode_libdir_flag_spec='-L$libdir'
135: hardcode_minus_L=yes
136: # Samuel A. Falvo II <kc5tja@dolphin.openprojects.net> reports
137: # that the semantics of dynamic libraries on AmigaOS, at least up
138: # to version 4, is to share data among multiple programs linked
139: # with the same dynamic library. Since this doesn't match the
140: # behavior of shared libraries on other platforms, we can use
141: # them.
142: ld_shlibs=no
143: ;;
144: beos*)
145: if $LD --help 2>&1 | egrep ': supported targets:.* elf' > /dev/null; then
146: :
147: else
148: ld_shlibs=no
149: fi
150: ;;
151: cygwin* | mingw* | pw32*)
152: # hardcode_libdir_flag_spec is actually meaningless, as there is
153: # no search path for DLLs.
154: hardcode_libdir_flag_spec='-L$libdir'
155: if $LD --help 2>&1 | grep 'auto-import' > /dev/null; then
156: :
157: else
158: ld_shlibs=no
159: fi
160: ;;
161: netbsd*)
162: ;;
163: solaris* | sysv5*)
164: if $LD -v 2>&1 | egrep 'BFD 2\.8' > /dev/null; then
165: ld_shlibs=no
166: elif $LD --help 2>&1 | egrep ': supported targets:.* elf' > /dev/null; then
167: :
168: else
169: ld_shlibs=no
170: fi
171: ;;
172: sunos4*)
173: hardcode_direct=yes
174: ;;
175: *)
176: if $LD --help 2>&1 | egrep ': supported targets:.* elf' > /dev/null; then
177: :
178: else
179: ld_shlibs=no
180: fi
181: ;;
182: esac
183: if test "$ld_shlibs" = yes; then
184: # Unlike libtool, we use -rpath here, not --rpath, since the documented
185: # option of GNU ld is called -rpath, not --rpath.
186: hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir'
187: fi
188: else
189: case "$host_os" in
190: aix3*)
191: # Note: this linker hardcodes the directories in LIBPATH if there
192: # are no directories specified by -L.
193: hardcode_minus_L=yes
194: if test "$GCC" = yes; then
195: # Neither direct hardcoding nor static linking is supported with a
196: # broken collect2.
197: hardcode_direct=unsupported
198: fi
199: ;;
200: aix4* | aix5*)
201: if test "$host_cpu" = ia64; then
202: # On IA64, the linker does run time linking by default, so we don't
203: # have to do anything special.
204: aix_use_runtimelinking=no
205: else
206: aix_use_runtimelinking=no
207: # Test if we are trying to use run time linking or normal
208: # AIX style linking. If -brtl is somewhere in LDFLAGS, we
209: # need to do runtime linking.
210: case $host_os in aix4.[23]|aix4.[23].*|aix5*)
211: for ld_flag in $LDFLAGS; do
212: if (test $ld_flag = "-brtl" || test $ld_flag = "-Wl,-brtl"); then
213: aix_use_runtimelinking=yes
214: break
215: fi
216: done
217: esac
218: fi
219: hardcode_direct=yes
220: hardcode_libdir_separator=':'
221: if test "$GCC" = yes; then
222: case $host_os in aix4.[012]|aix4.[012].*)
223: collect2name=`${CC} -print-prog-name=collect2`
224: if test -f "$collect2name" && \
225: strings "$collect2name" | grep resolve_lib_name >/dev/null
226: then
227: # We have reworked collect2
228: hardcode_direct=yes
229: else
230: # We have old collect2
231: hardcode_direct=unsupported
232: hardcode_minus_L=yes
233: hardcode_libdir_flag_spec='-L$libdir'
234: hardcode_libdir_separator=
235: fi
236: esac
237: fi
238: # Begin _LT_AC_SYS_LIBPATH_AIX.
239: echo 'int main () { return 0; }' > conftest.c
240: ${CC} ${LDFLAGS} conftest.c -o conftest
241: aix_libpath=`dump -H conftest 2>/dev/null | sed -n -e '/Import File Strings/,/^$/ { /^0/ { s/^0 *\(.*\)$/\1/; p; }
242: }'`
243: if test -z "$aix_libpath"; then
244: aix_libpath=`dump -HX64 conftest 2>/dev/null | sed -n -e '/Import File Strings/,/^$/ { /^0/ { s/^0 *\(.*\)$/\1/; p; }
245: }'`
246: fi
247: if test -z "$aix_libpath"; then
248: aix_libpath="/usr/lib:/lib"
249: fi
250: rm -f conftest.c conftest
251: # End _LT_AC_SYS_LIBPATH_AIX.
252: if test "$aix_use_runtimelinking" = yes; then
253: hardcode_libdir_flag_spec='${wl}-blibpath:$libdir:'"$aix_libpath"
254: else
255: if test "$host_cpu" = ia64; then
256: hardcode_libdir_flag_spec='${wl}-R $libdir:/usr/lib:/lib'
257: else
258: hardcode_libdir_flag_spec='${wl}-blibpath:$libdir:'"$aix_libpath"
259: fi
260: fi
261: ;;
262: amigaos*)
263: hardcode_libdir_flag_spec='-L$libdir'
264: hardcode_minus_L=yes
265: # see comment about different semantics on the GNU ld section
266: ld_shlibs=no
267: ;;
268: bsdi4*)
269: ;;
270: cygwin* | mingw* | pw32*)
271: # When not using gcc, we currently assume that we are using
272: # Microsoft Visual C++.
273: # hardcode_libdir_flag_spec is actually meaningless, as there is
274: # no search path for DLLs.
275: hardcode_libdir_flag_spec=' '
276: libext=lib
277: ;;
278: darwin* | rhapsody*)
279: if $CC -v 2>&1 | grep 'Apple' >/dev/null ; then
280: hardcode_direct=no
281: fi
282: ;;
283: dgux*)
284: hardcode_libdir_flag_spec='-L$libdir'
285: ;;
286: freebsd1*)
287: ld_shlibs=no
288: ;;
289: freebsd2.2*)
290: hardcode_libdir_flag_spec='-R$libdir'
291: hardcode_direct=yes
292: ;;
293: freebsd2*)
294: hardcode_direct=yes
295: hardcode_minus_L=yes
296: ;;
297: freebsd*)
298: hardcode_libdir_flag_spec='-R$libdir'
299: hardcode_direct=yes
300: ;;
301: hpux9*)
302: hardcode_libdir_flag_spec='${wl}+b ${wl}$libdir'
303: hardcode_libdir_separator=:
304: hardcode_direct=yes
305: # hardcode_minus_L: Not really in the search PATH,
306: # but as the default location of the library.
307: hardcode_minus_L=yes
308: ;;
309: hpux10* | hpux11*)
310: if test "$with_gnu_ld" = no; then
311: case "$host_cpu" in
312: hppa*64*)
313: hardcode_libdir_flag_spec='${wl}+b ${wl}$libdir'
314: hardcode_libdir_separator=:
315: hardcode_direct=no
316: ;;
317: ia64*)
318: hardcode_libdir_flag_spec='-L$libdir'
319: hardcode_direct=no
320: # hardcode_minus_L: Not really in the search PATH,
321: # but as the default location of the library.
322: hardcode_minus_L=yes
323: ;;
324: *)
325: hardcode_libdir_flag_spec='${wl}+b ${wl}$libdir'
326: hardcode_libdir_separator=:
327: hardcode_direct=yes
328: # hardcode_minus_L: Not really in the search PATH,
329: # but as the default location of the library.
330: hardcode_minus_L=yes
331: ;;
332: esac
333: fi
334: ;;
335: irix5* | irix6* | nonstopux*)
336: hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir'
337: hardcode_libdir_separator=:
338: ;;
339: netbsd*)
340: hardcode_libdir_flag_spec='-R$libdir'
341: hardcode_direct=yes
342: ;;
343: newsos6)
344: hardcode_direct=yes
345: hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir'
346: hardcode_libdir_separator=:
347: ;;
348: openbsd*)
349: hardcode_direct=yes
350: if test -z "`echo __ELF__ | $CC -E - | grep __ELF__`" || test "$host_os-$host_cpu" = "openbsd2.8-powerpc"; then
351: hardcode_libdir_flag_spec='${wl}-rpath,$libdir'
352: else
353: case "$host_os" in
354: openbsd[01].* | openbsd2.[0-7] | openbsd2.[0-7].*)
355: hardcode_libdir_flag_spec='-R$libdir'
356: ;;
357: *)
358: hardcode_libdir_flag_spec='${wl}-rpath,$libdir'
359: ;;
360: esac
361: fi
362: ;;
363: os2*)
364: hardcode_libdir_flag_spec='-L$libdir'
365: hardcode_minus_L=yes
366: ;;
367: osf3*)
368: hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir'
369: hardcode_libdir_separator=:
370: ;;
371: osf4* | osf5*)
372: if test "$GCC" = yes; then
373: hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir'
374: else
375: # Both cc and cxx compiler support -rpath directly
376: hardcode_libdir_flag_spec='-rpath $libdir'
377: fi
378: hardcode_libdir_separator=:
379: ;;
380: sco3.2v5*)
381: ;;
382: solaris*)
383: hardcode_libdir_flag_spec='-R$libdir'
384: ;;
385: sunos4*)
386: hardcode_libdir_flag_spec='-L$libdir'
387: hardcode_direct=yes
388: hardcode_minus_L=yes
389: ;;
390: sysv4)
391: case $host_vendor in
392: sni)
393: hardcode_direct=yes # is this really true???
394: ;;
395: siemens)
396: hardcode_direct=no
397: ;;
398: motorola)
399: hardcode_direct=no #Motorola manual says yes, but my tests say they lie
400: ;;
401: esac
402: ;;
403: sysv4.3*)
404: ;;
405: sysv4*MP*)
406: if test -d /usr/nec; then
407: ld_shlibs=yes
408: fi
409: ;;
410: sysv4.2uw2*)
411: hardcode_direct=yes
412: hardcode_minus_L=no
413: ;;
414: sysv5OpenUNIX8* | sysv5UnixWare7* | sysv5uw[78]* | unixware7*)
415: ;;
416: sysv5*)
417: hardcode_libdir_flag_spec=
418: ;;
419: uts4*)
420: hardcode_libdir_flag_spec='-L$libdir'
421: ;;
422: *)
423: ld_shlibs=no
424: ;;
425: esac
426: fi
427:
428: # Check dynamic linker characteristics
429: # Code taken from libtool.m4's AC_LIBTOOL_SYS_DYNAMIC_LINKER.
430: libname_spec='lib$name'
431: case "$host_os" in
432: aix3*)
433: ;;
434: aix4* | aix5*)
435: ;;
436: amigaos*)
437: ;;
438: beos*)
439: ;;
440: bsdi4*)
441: ;;
442: cygwin* | mingw* | pw32*)
443: shrext=.dll
444: ;;
445: darwin* | rhapsody*)
446: shrext=.dylib
447: ;;
448: dgux*)
449: ;;
450: freebsd1*)
451: ;;
452: freebsd*)
453: ;;
454: gnu*)
455: ;;
456: hpux9* | hpux10* | hpux11*)
457: case "$host_cpu" in
458: ia64*)
459: shrext=.so
460: ;;
461: hppa*64*)
462: shrext=.sl
463: ;;
464: *)
465: shrext=.sl
466: ;;
467: esac
468: ;;
469: irix5* | irix6* | nonstopux*)
470: case "$host_os" in
471: irix5* | nonstopux*)
472: libsuff= shlibsuff=
473: ;;
474: *)
475: case $LD in
476: *-32|*"-32 "|*-melf32bsmip|*"-melf32bsmip ") libsuff= shlibsuff= ;;
477: *-n32|*"-n32 "|*-melf32bmipn32|*"-melf32bmipn32 ") libsuff=32 shlibsuff=N32 ;;
478: *-64|*"-64 "|*-melf64bmip|*"-melf64bmip ") libsuff=64 shlibsuff=64 ;;
479: *) libsuff= shlibsuff= ;;
480: esac
481: ;;
482: esac
483: ;;
484: linux*oldld* | linux*aout* | linux*coff*)
485: ;;
486: linux*)
487: ;;
488: netbsd*)
489: ;;
490: newsos6)
491: ;;
492: nto-qnx)
493: ;;
494: openbsd*)
495: ;;
496: os2*)
497: libname_spec='$name'
498: shrext=.dll
499: ;;
500: osf3* | osf4* | osf5*)
501: ;;
502: sco3.2v5*)
503: ;;
504: solaris*)
505: ;;
506: sunos4*)
507: ;;
508: sysv4 | sysv4.2uw2* | sysv4.3* | sysv5*)
509: ;;
510: sysv4*MP*)
511: ;;
512: uts4*)
513: ;;
514: esac
515:
516: sed_quote_subst='s/\(["`$\\]\)/\\\1/g'
517: escaped_wl=`echo "X$wl" | sed -e 's/^X//' -e "$sed_quote_subst"`
518: shlibext=`echo "$shrext" | sed -e 's,^\.,,'`
519: escaped_hardcode_libdir_flag_spec=`echo "X$hardcode_libdir_flag_spec" | sed -e 's/^X//' -e "$sed_quote_subst"`
520:
521: sed -e 's/^\([a-zA-Z0-9_]*\)=/acl_cv_\1=/' <<EOF
522:
523: # How to pass a linker flag through the compiler.
524: wl="$escaped_wl"
525:
526: # Static library suffix (normally "a").
527: libext="$libext"
528:
529: # Shared library suffix (normally "so").
530: shlibext="$shlibext"
531:
532: # Flag to hardcode \$libdir into a binary during linking.
533: # This must work even if \$libdir does not exist.
534: hardcode_libdir_flag_spec="$escaped_hardcode_libdir_flag_spec"
535:
536: # Whether we need a single -rpath flag with a separated argument.
537: hardcode_libdir_separator="$hardcode_libdir_separator"
538:
539: # Set to yes if using DIR/libNAME.so during linking hardcodes DIR into the
540: # resulting binary.
541: hardcode_direct="$hardcode_direct"
542:
543: # Set to yes if using the -LDIR flag during linking hardcodes DIR into the
544: # resulting binary.
545: hardcode_minus_L="$hardcode_minus_L"
546:
547: EOF
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