47 lines
1.7 KiB
Text
47 lines
1.7 KiB
Text
dnl Autoconf configure snippets for common.
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dnl Copyright (C) 1995-2016 Free Software Foundation, Inc.
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dnl
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dnl This file is part of GDB.
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dnl
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dnl This program is free software; you can redistribute it and/or modify
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dnl it under the terms of the GNU General Public License as published by
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dnl the Free Software Foundation; either version 3 of the License, or
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dnl (at your option) any later version.
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dnl
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dnl This program is distributed in the hope that it will be useful,
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dnl but WITHOUT ANY WARRANTY; without even the implied warranty of
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dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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dnl GNU General Public License for more details.
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dnl
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dnl You should have received a copy of the GNU General Public License
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dnl along with this program. If not, see <http://www.gnu.org/licenses/>.
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dnl Invoke configury needed by the files in 'common'.
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AC_DEFUN([GDB_AC_COMMON], [
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AC_HEADER_STDC
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AC_FUNC_ALLOCA
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dnl Note that this requires codeset.m4, which is included
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dnl by the users of common.m4.
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AM_LANGINFO_CODESET
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AC_CHECK_HEADERS(linux/perf_event.h locale.h memory.h signal.h dnl
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sys/resource.h sys/socket.h sys/syscall.h dnl
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sys/un.h sys/wait.h dnl
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thread_db.h wait.h)
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AC_CHECK_FUNCS([fdwalk getrlimit pipe pipe2 socketpair])
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AC_CHECK_DECLS([strerror, strstr])
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dnl Check if sigsetjmp is available. Using AC_CHECK_FUNCS won't
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dnl do since sigsetjmp might only be defined as a macro.
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AC_CACHE_CHECK([for sigsetjmp], gdb_cv_func_sigsetjmp,
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[AC_TRY_COMPILE([
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#include <setjmp.h>
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], [sigjmp_buf env; while (! sigsetjmp (env, 1)) siglongjmp (env, 1);],
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gdb_cv_func_sigsetjmp=yes, gdb_cv_func_sigsetjmp=no)])
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if test $gdb_cv_func_sigsetjmp = yes; then
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AC_DEFINE(HAVE_SIGSETJMP, 1, [Define if sigsetjmp is available. ])
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fi
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])
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