Annotation of sql/pgsql/libltdl/acinclude.m4, revision 1.2
1.1 parser 1: ## libtool.m4 - Configure libtool for the target system. -*-Shell-script-*-
2: ## Copyright (C) 1996-1999, 2000 Free Software Foundation, Inc.
3: ## Originally by Gordon Matzigkeit <gord@gnu.ai.mit.edu>, 1996
4: ##
5: ## This program is free software; you can redistribute it and/or modify
6: ## it under the terms of the GNU General Public License as published by
7: ## the Free Software Foundation; either version 2 of the License, or
8: ## (at your option) any later version.
9: ##
10: ## This program is distributed in the hope that it will be useful, but
11: ## WITHOUT ANY WARRANTY; without even the implied warranty of
12: ## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13: ## General Public License for more details.
14: ##
15: ## You should have received a copy of the GNU General Public License
16: ## along with this program; if not, write to the Free Software
17: ## Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
18: ##
19: ## As a special exception to the GNU General Public License, if you
20: ## distribute this file as part of a program that contains a
21: ## configuration script generated by Autoconf, you may include it under
22: ## the same distribution terms that you use for the rest of that program.
1.2 ! paf 23: ##
! 24: ## plus fake AC_PROG_LIBTOOL by PAF@design.ru
! 25:
1.1 parser 26:
27: # serial 40 AC_PROG_LIBTOOL
28: AC_DEFUN(AC_PROG_LIBTOOL,
29: [AC_REQUIRE([AC_LIBTOOL_SETUP])dnl
30:
1.2 ! paf 31: # Always use rootdir libtool.
! 32: LIBTOOL=../libtool
1.1 parser 33: AC_SUBST(LIBTOOL)dnl
34: ])
35:
36: AC_DEFUN(AC_LIBTOOL_SETUP,
37: [AC_PREREQ(2.13)dnl
38: AC_REQUIRE([AC_ENABLE_SHARED])dnl
39: AC_REQUIRE([AC_ENABLE_STATIC])dnl
40: AC_REQUIRE([AC_ENABLE_FAST_INSTALL])dnl
41: AC_REQUIRE([AC_CANONICAL_HOST])dnl
42: AC_REQUIRE([AC_CANONICAL_BUILD])dnl
43: AC_REQUIRE([AC_PROG_RANLIB])dnl
44: AC_REQUIRE([AC_PROG_CC])dnl
45: AC_REQUIRE([AC_PROG_LD])dnl
46: AC_REQUIRE([AC_PROG_NM])dnl
47: AC_REQUIRE([AC_PROG_LN_S])dnl
48: dnl
49:
50: case "$target" in
51: NONE) lt_target="$host" ;;
52: *) lt_target="$target" ;;
53: esac
54:
55: # Check for any special flags to pass to ltconfig.
56: libtool_flags="--cache-file=$cache_file"
57: test "$enable_shared" = no && libtool_flags="$libtool_flags --disable-shared"
58: test "$enable_static" = no && libtool_flags="$libtool_flags --disable-static"
59: test "$enable_fast_install" = no && libtool_flags="$libtool_flags --disable-fast-install"
60: test "$ac_cv_prog_gcc" = yes && libtool_flags="$libtool_flags --with-gcc"
61: test "$ac_cv_prog_gnu_ld" = yes && libtool_flags="$libtool_flags --with-gnu-ld"
62: ifdef([AC_PROVIDE_AC_LIBTOOL_DLOPEN],
63: [libtool_flags="$libtool_flags --enable-dlopen"])
64: ifdef([AC_PROVIDE_AC_LIBTOOL_WIN32_DLL],
65: [libtool_flags="$libtool_flags --enable-win32-dll"])
66: AC_ARG_ENABLE(libtool-lock,
67: [ --disable-libtool-lock avoid locking (might break parallel builds)])
68: test "x$enable_libtool_lock" = xno && libtool_flags="$libtool_flags --disable-lock"
69: test x"$silent" = xyes && libtool_flags="$libtool_flags --silent"
70:
71: # Some flags need to be propagated to the compiler or linker for good
72: # libtool support.
73: case "$lt_target" in
74: *-*-irix6*)
75: # Find out which ABI we are using.
76: echo '[#]line __oline__ "configure"' > conftest.$ac_ext
77: if AC_TRY_EVAL(ac_compile); then
78: case "`/usr/bin/file conftest.o`" in
79: *32-bit*)
80: LD="${LD-ld} -32"
81: ;;
82: *N32*)
83: LD="${LD-ld} -n32"
84: ;;
85: *64-bit*)
86: LD="${LD-ld} -64"
87: ;;
88: esac
89: fi
90: rm -rf conftest*
91: ;;
92:
93: *-*-sco3.2v5*)
94: # On SCO OpenServer 5, we need -belf to get full-featured binaries.
95: SAVE_CFLAGS="$CFLAGS"
96: CFLAGS="$CFLAGS -belf"
97: AC_CACHE_CHECK([whether the C compiler needs -belf], lt_cv_cc_needs_belf,
98: [AC_TRY_LINK([],[],[lt_cv_cc_needs_belf=yes],[lt_cv_cc_needs_belf=no])])
99: if test x"$lt_cv_cc_needs_belf" != x"yes"; then
100: # this is probably gcc 2.8.0, egcs 1.0 or newer; no need for -belf
101: CFLAGS="$SAVE_CFLAGS"
102: fi
103: ;;
104:
105: ifdef([AC_PROVIDE_AC_LIBTOOL_WIN32_DLL],
106: [*-*-cygwin* | *-*-mingw*)
107: AC_CHECK_TOOL(DLLTOOL, dlltool, false)
108: AC_CHECK_TOOL(AS, as, false)
109: AC_CHECK_TOOL(OBJDUMP, objdump, false)
110: ;;
111: ])
112: esac
113: ])
114:
115: # AC_LIBTOOL_DLOPEN - enable checks for dlopen support
116: AC_DEFUN(AC_LIBTOOL_DLOPEN, [AC_BEFORE([$0],[AC_LIBTOOL_SETUP])])
117:
118: # AC_LIBTOOL_WIN32_DLL - declare package support for building win32 dll's
119: AC_DEFUN(AC_LIBTOOL_WIN32_DLL, [AC_BEFORE([$0], [AC_LIBTOOL_SETUP])])
120:
121: # AC_ENABLE_SHARED - implement the --enable-shared flag
122: # Usage: AC_ENABLE_SHARED[(DEFAULT)]
123: # Where DEFAULT is either `yes' or `no'. If omitted, it defaults to
124: # `yes'.
125: AC_DEFUN(AC_ENABLE_SHARED, [dnl
126: define([AC_ENABLE_SHARED_DEFAULT], ifelse($1, no, no, yes))dnl
127: AC_ARG_ENABLE(shared,
128: changequote(<<, >>)dnl
129: << --enable-shared[=PKGS] build shared libraries [default=>>AC_ENABLE_SHARED_DEFAULT],
130: changequote([, ])dnl
131: [p=${PACKAGE-default}
132: case "$enableval" in
133: yes) enable_shared=yes ;;
134: no) enable_shared=no ;;
135: *)
136: enable_shared=no
137: # Look at the argument we got. We use all the common list separators.
138: IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}:,"
139: for pkg in $enableval; do
140: if test "X$pkg" = "X$p"; then
141: enable_shared=yes
142: fi
143: done
144: IFS="$ac_save_ifs"
145: ;;
146: esac],
147: enable_shared=AC_ENABLE_SHARED_DEFAULT)dnl
148: ])
149:
150: # AC_DISABLE_SHARED - set the default shared flag to --disable-shared
151: AC_DEFUN(AC_DISABLE_SHARED, [AC_BEFORE([$0],[AC_LIBTOOL_SETUP])dnl
152: AC_ENABLE_SHARED(no)])
153:
154: # AC_ENABLE_STATIC - implement the --enable-static flag
155: # Usage: AC_ENABLE_STATIC[(DEFAULT)]
156: # Where DEFAULT is either `yes' or `no'. If omitted, it defaults to
157: # `yes'.
158: AC_DEFUN(AC_ENABLE_STATIC, [dnl
159: define([AC_ENABLE_STATIC_DEFAULT], ifelse($1, no, no, yes))dnl
160: AC_ARG_ENABLE(static,
161: changequote(<<, >>)dnl
162: << --enable-static[=PKGS] build static libraries [default=>>AC_ENABLE_STATIC_DEFAULT],
163: changequote([, ])dnl
164: [p=${PACKAGE-default}
165: case "$enableval" in
166: yes) enable_static=yes ;;
167: no) enable_static=no ;;
168: *)
169: enable_static=no
170: # Look at the argument we got. We use all the common list separators.
171: IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}:,"
172: for pkg in $enableval; do
173: if test "X$pkg" = "X$p"; then
174: enable_static=yes
175: fi
176: done
177: IFS="$ac_save_ifs"
178: ;;
179: esac],
180: enable_static=AC_ENABLE_STATIC_DEFAULT)dnl
181: ])
182:
183: # AC_DISABLE_STATIC - set the default static flag to --disable-static
184: AC_DEFUN(AC_DISABLE_STATIC, [AC_BEFORE([$0],[AC_LIBTOOL_SETUP])dnl
185: AC_ENABLE_STATIC(no)])
186:
187:
188: # AC_ENABLE_FAST_INSTALL - implement the --enable-fast-install flag
189: # Usage: AC_ENABLE_FAST_INSTALL[(DEFAULT)]
190: # Where DEFAULT is either `yes' or `no'. If omitted, it defaults to
191: # `yes'.
192: AC_DEFUN(AC_ENABLE_FAST_INSTALL, [dnl
193: define([AC_ENABLE_FAST_INSTALL_DEFAULT], ifelse($1, no, no, yes))dnl
194: AC_ARG_ENABLE(fast-install,
195: changequote(<<, >>)dnl
196: << --enable-fast-install[=PKGS] optimize for fast installation [default=>>AC_ENABLE_FAST_INSTALL_DEFAULT],
197: changequote([, ])dnl
198: [p=${PACKAGE-default}
199: case "$enableval" in
200: yes) enable_fast_install=yes ;;
201: no) enable_fast_install=no ;;
202: *)
203: enable_fast_install=no
204: # Look at the argument we got. We use all the common list separators.
205: IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}:,"
206: for pkg in $enableval; do
207: if test "X$pkg" = "X$p"; then
208: enable_fast_install=yes
209: fi
210: done
211: IFS="$ac_save_ifs"
212: ;;
213: esac],
214: enable_fast_install=AC_ENABLE_FAST_INSTALL_DEFAULT)dnl
215: ])
216:
217: # AC_ENABLE_FAST_INSTALL - set the default to --disable-fast-install
218: AC_DEFUN(AC_DISABLE_FAST_INSTALL, [AC_BEFORE([$0],[AC_LIBTOOL_SETUP])dnl
219: AC_ENABLE_FAST_INSTALL(no)])
220:
221: # AC_PROG_LD - find the path to the GNU or non-GNU linker
222: AC_DEFUN(AC_PROG_LD,
223: [AC_ARG_WITH(gnu-ld,
224: [ --with-gnu-ld assume the C compiler uses GNU ld [default=no]],
225: test "$withval" = no || with_gnu_ld=yes, with_gnu_ld=no)
226: AC_REQUIRE([AC_PROG_CC])dnl
227: AC_REQUIRE([AC_CANONICAL_HOST])dnl
228: AC_REQUIRE([AC_CANONICAL_BUILD])dnl
229: ac_prog=ld
230: if test "$ac_cv_prog_gcc" = yes; then
231: # Check if gcc -print-prog-name=ld gives a path.
232: AC_MSG_CHECKING([for ld used by GCC])
233: ac_prog=`($CC -print-prog-name=ld) 2>&5`
234: case "$ac_prog" in
235: # Accept absolute paths.
236: changequote(,)dnl
237: [\\/]* | [A-Za-z]:[\\/]*)
238: re_direlt='/[^/][^/]*/\.\./'
239: changequote([,])dnl
240: # Canonicalize the path of ld
241: ac_prog=`echo $ac_prog| sed 's%\\\\%/%g'`
242: while echo $ac_prog | grep "$re_direlt" > /dev/null 2>&1; do
243: ac_prog=`echo $ac_prog| sed "s%$re_direlt%/%"`
244: done
245: test -z "$LD" && LD="$ac_prog"
246: ;;
247: "")
248: # If it fails, then pretend we aren't using GCC.
249: ac_prog=ld
250: ;;
251: *)
252: # If it is relative, then search for the first ld in PATH.
253: with_gnu_ld=unknown
254: ;;
255: esac
256: elif test "$with_gnu_ld" = yes; then
257: AC_MSG_CHECKING([for GNU ld])
258: else
259: AC_MSG_CHECKING([for non-GNU ld])
260: fi
261: AC_CACHE_VAL(ac_cv_path_LD,
262: [if test -z "$LD"; then
263: IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}${PATH_SEPARATOR-:}"
264: for ac_dir in $PATH; do
265: test -z "$ac_dir" && ac_dir=.
266: if test -f "$ac_dir/$ac_prog" || test -f "$ac_dir/$ac_prog$ac_exeext"; then
267: ac_cv_path_LD="$ac_dir/$ac_prog"
268: # Check to see if the program is GNU ld. I'd rather use --version,
269: # but apparently some GNU ld's only accept -v.
270: # Break only if it was the GNU/non-GNU ld that we prefer.
271: if "$ac_cv_path_LD" -v 2>&1 < /dev/null | egrep '(GNU|with BFD)' > /dev/null; then
272: test "$with_gnu_ld" != no && break
273: else
274: test "$with_gnu_ld" != yes && break
275: fi
276: fi
277: done
278: IFS="$ac_save_ifs"
279: else
280: ac_cv_path_LD="$LD" # Let the user override the test with a path.
281: fi])
282: LD="$ac_cv_path_LD"
283: if test -n "$LD"; then
284: AC_MSG_RESULT($LD)
285: else
286: AC_MSG_RESULT(no)
287: fi
288: test -z "$LD" && AC_MSG_ERROR([no acceptable ld found in \$PATH])
289: AC_PROG_LD_GNU
290: ])
291:
292: AC_DEFUN(AC_PROG_LD_GNU,
293: [AC_CACHE_CHECK([if the linker ($LD) is GNU ld], ac_cv_prog_gnu_ld,
294: [# I'd rather use --version here, but apparently some GNU ld's only accept -v.
295: if $LD -v 2>&1 </dev/null | egrep '(GNU|with BFD)' 1>&5; then
296: ac_cv_prog_gnu_ld=yes
297: else
298: ac_cv_prog_gnu_ld=no
299: fi])
300: ])
301:
302: # AC_PROG_NM - find the path to a BSD-compatible name lister
303: AC_DEFUN(AC_PROG_NM,
304: [AC_MSG_CHECKING([for BSD-compatible nm])
305: AC_CACHE_VAL(ac_cv_path_NM,
306: [if test -n "$NM"; then
307: # Let the user override the test.
308: ac_cv_path_NM="$NM"
309: else
310: IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}${PATH_SEPARATOR-:}"
311: for ac_dir in $PATH /usr/ccs/bin /usr/ucb /bin; do
312: test -z "$ac_dir" && ac_dir=.
313: if test -f $ac_dir/nm || test -f $ac_dir/nm$ac_exeext ; then
314: # Check to see if the nm accepts a BSD-compat flag.
315: # Adding the `sed 1q' prevents false positives on HP-UX, which says:
316: # nm: unknown option "B" ignored
317: if ($ac_dir/nm -B /dev/null 2>&1 | sed '1q'; exit 0) | egrep /dev/null >/dev/null; then
318: ac_cv_path_NM="$ac_dir/nm -B"
319: break
320: elif ($ac_dir/nm -p /dev/null 2>&1 | sed '1q'; exit 0) | egrep /dev/null >/dev/null; then
321: ac_cv_path_NM="$ac_dir/nm -p"
322: break
323: else
324: ac_cv_path_NM=${ac_cv_path_NM="$ac_dir/nm"} # keep the first match, but
325: continue # so that we can try to find one that supports BSD flags
326: fi
327: fi
328: done
329: IFS="$ac_save_ifs"
330: test -z "$ac_cv_path_NM" && ac_cv_path_NM=nm
331: fi])
332: NM="$ac_cv_path_NM"
333: AC_MSG_RESULT([$NM])
334: ])
335:
336: # AC_CHECK_LIBM - check for math library
337: AC_DEFUN(AC_CHECK_LIBM,
338: [AC_REQUIRE([AC_CANONICAL_HOST])dnl
339: LIBM=
340: case "$lt_target" in
341: *-*-beos* | *-*-cygwin*)
342: # These system don't have libm
343: ;;
344: *-ncr-sysv4.3*)
345: AC_CHECK_LIB(mw, _mwvalidcheckl, LIBM="-lmw")
346: AC_CHECK_LIB(m, main, LIBM="$LIBM -lm")
347: ;;
348: *)
349: AC_CHECK_LIB(m, main, LIBM="-lm")
350: ;;
351: esac
352: ])
353:
354: # AC_LIBLTDL_CONVENIENCE[(dir)] - sets LIBLTDL to the link flags for
355: # the libltdl convenience library and INCLTDL to the include flags for
356: # the libltdl header and adds --enable-ltdl-convenience to the
357: # configure arguments. Note that LIBLTDL and INCLTDL are not
358: # AC_SUBSTed, nor is AC_CONFIG_SUBDIRS called. If DIR is not
359: # provided, it is assumed to be `libltdl'. LIBLTDL will be prefixed
360: # with '${top_builddir}/' and INCLTDL will be prefixed with
361: # '${top_srcdir}/' (note the single quotes!). If your package is not
362: # flat and you're not using automake, define top_builddir and
363: # top_srcdir appropriately in the Makefiles.
364: AC_DEFUN(AC_LIBLTDL_CONVENIENCE, [AC_BEFORE([$0],[AC_LIBTOOL_SETUP])dnl
365: case "$enable_ltdl_convenience" in
366: no) AC_MSG_ERROR([this package needs a convenience libltdl]) ;;
367: "") enable_ltdl_convenience=yes
368: ac_configure_args="$ac_configure_args --enable-ltdl-convenience" ;;
369: esac
370: LIBLTDL='${top_builddir}/'ifelse($#,1,[$1],['libltdl'])/libltdlc.la
371: INCLTDL='-I${top_srcdir}/'ifelse($#,1,[$1],['libltdl'])
372: ])
373:
374: # AC_LIBLTDL_INSTALLABLE[(dir)] - sets LIBLTDL to the link flags for
375: # the libltdl installable library and INCLTDL to the include flags for
376: # the libltdl header and adds --enable-ltdl-install to the configure
377: # arguments. Note that LIBLTDL and INCLTDL are not AC_SUBSTed, nor is
378: # AC_CONFIG_SUBDIRS called. If DIR is not provided and an installed
379: # libltdl is not found, it is assumed to be `libltdl'. LIBLTDL will
380: # be prefixed with '${top_builddir}/' and INCLTDL will be prefixed
381: # with '${top_srcdir}/' (note the single quotes!). If your package is
382: # not flat and you're not using automake, define top_builddir and
383: # top_srcdir appropriately in the Makefiles.
384: # In the future, this macro may have to be called after AC_PROG_LIBTOOL.
385: AC_DEFUN(AC_LIBLTDL_INSTALLABLE, [AC_BEFORE([$0],[AC_LIBTOOL_SETUP])dnl
386: AC_CHECK_LIB(ltdl, main,
387: [test x"$enable_ltdl_install" != xyes && enable_ltdl_install=no],
388: [if test x"$enable_ltdl_install" = xno; then
389: AC_MSG_WARN([libltdl not installed, but installation disabled])
390: else
391: enable_ltdl_install=yes
392: fi
393: ])
394: if test x"$enable_ltdl_install" = x"yes"; then
395: ac_configure_args="$ac_configure_args --enable-ltdl-install"
396: LIBLTDL='${top_builddir}/'ifelse($#,1,[$1],['libltdl'])/libltdl.la
397: INCLTDL='-I${top_srcdir}/'ifelse($#,1,[$1],['libltdl'])
398: else
399: ac_configure_args="$ac_configure_args --enable-ltdl-install=no"
400: LIBLTDL="-lltdl"
401: INCLTDL=
402: fi
403: ])
404:
405: dnl old names
406: AC_DEFUN(AM_PROG_LIBTOOL, [indir([AC_PROG_LIBTOOL])])dnl
407: AC_DEFUN(AM_ENABLE_SHARED, [indir([AC_ENABLE_SHARED], $@)])dnl
408: AC_DEFUN(AM_ENABLE_STATIC, [indir([AC_ENABLE_STATIC], $@)])dnl
409: AC_DEFUN(AM_DISABLE_SHARED, [indir([AC_DISABLE_SHARED], $@)])dnl
410: AC_DEFUN(AM_DISABLE_STATIC, [indir([AC_DISABLE_STATIC], $@)])dnl
411: AC_DEFUN(AM_PROG_LD, [indir([AC_PROG_LD])])dnl
412: AC_DEFUN(AM_PROG_NM, [indir([AC_PROG_NM])])dnl
413:
414: dnl This is just to silence aclocal about the macro not being used
415: ifelse([AC_DISABLE_FAST_INSTALL])dnl
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