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71 lines
2.4 KiB
Plaintext
71 lines
2.4 KiB
Plaintext
# aclocal.m4 - package-specific macros for autoconf
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#
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# This file is
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# Copyright (C) 1997-1999 Ian Jackson <ian@davenant.greenend.org.uk>
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#
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# It is part of adns, which is
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# Copyright (C) 1997-1999 Ian Jackson <ian@davenant.greenend.org.uk>
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# Copyright (C) 1999-2000 Tony Finch <dot@dotat.at>
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#
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# This file is part of adns, which is Copyright (C) 1997-1999 Ian Jackson
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2, or (at your option)
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# any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software Foundation,
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# Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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dnl DPKG_CACHED_TRY_COMPILE(<description>,<cachevar>,<include>,<program>,<ifyes>,<ifno>)
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define(DPKG_CACHED_TRY_COMPILE,[
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AC_MSG_CHECKING($1)
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AC_CACHE_VAL($2,[
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AC_TRY_COMPILE([$3],[$4],[$2=yes],[$2=no])
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])
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if test "x$$2" = xyes; then
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true
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$5
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else
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true
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$6
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fi
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])
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define(ADNS_C_GCCATTRIB,[
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DPKG_CACHED_TRY_COMPILE(__attribute__((,,)),adns_cv_c_attribute_supported,,
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[extern int testfunction(int x) __attribute__((,,))],
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AC_MSG_RESULT(yes)
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AC_DEFINE(HAVE_GNUC25_ATTRIB)
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DPKG_CACHED_TRY_COMPILE(__attribute__((noreturn)),adns_cv_c_attribute_noreturn,,
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[extern int testfunction(int x) __attribute__((noreturn))],
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AC_MSG_RESULT(yes)
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AC_DEFINE(HAVE_GNUC25_NORETURN),
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AC_MSG_RESULT(no))
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DPKG_CACHED_TRY_COMPILE(__attribute__((const)),adns_cv_c_attribute_const,,
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[extern int testfunction(int x) __attribute__((const))],
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AC_MSG_RESULT(yes)
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AC_DEFINE(HAVE_GNUC25_CONST),
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AC_MSG_RESULT(no))
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DPKG_CACHED_TRY_COMPILE(__attribute__((format...)),adns_cv_attribute_format,,
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[extern int testfunction(char *y, ...) __attribute__((format(printf,1,2)))],
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AC_MSG_RESULT(yes)
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AC_DEFINE(HAVE_GNUC25_PRINTFFORMAT),
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AC_MSG_RESULT(no)),
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AC_MSG_RESULT(no))
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])
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define(ADNS_C_GETFUNC,[
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AC_CHECK_FUNC([$1],,[
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AC_CHECK_LIB([$2],[$1],[$3],[
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AC_MSG_ERROR([cannot find library function $1])
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])
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])
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])
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