2005-09-16 07:40:48 +00:00
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#serial 11
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2005-01-23 09:07:57 +00:00
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2005-01-29 00:16:39 +00:00
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# Copyright (C) 2000, 2001, 2003, 2004, 2005 Free Software Foundation, Inc.
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2005-01-23 09:07:57 +00:00
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# This file is free software; the Free Software Foundation
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# gives unlimited permission to copy and/or distribute it,
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# with or without modifications, as long as this notice is preserved.
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2000-01-04 17:12:12 +00:00
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dnl From Jim Meyering
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2003-08-07 07:37:51 +00:00
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AC_DEFUN([gl_TIMESPEC],
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[
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2005-01-29 00:16:39 +00:00
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AC_LIBSOURCES([timespec.h])
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2003-08-07 07:37:51 +00:00
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dnl Prerequisites of lib/timespec.h.
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2005-09-16 07:40:48 +00:00
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AC_REQUIRE([AC_C_INLINE])
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2003-08-07 07:37:51 +00:00
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AC_REQUIRE([AC_HEADER_TIME])
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AC_CHECK_HEADERS_ONCE(sys/time.h)
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2004-04-13 15:28:45 +00:00
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gl_CHECK_TYPE_STRUCT_TIMESPEC
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2003-08-07 07:37:51 +00:00
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dnl Persuade glibc <time.h> to declare nanosleep().
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AC_REQUIRE([AC_GNU_SOURCE])
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AC_CHECK_DECLS(nanosleep, , , [#include <time.h>])
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])
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2000-01-25 07:26:14 +00:00
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dnl Define HAVE_STRUCT_TIMESPEC if `struct timespec' is declared
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dnl in time.h or sys/time.h.
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2000-01-04 17:12:12 +00:00
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2004-04-13 15:28:45 +00:00
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AC_DEFUN([gl_CHECK_TYPE_STRUCT_TIMESPEC],
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2000-01-04 17:12:12 +00:00
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[
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2003-08-09 14:03:59 +00:00
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dnl Persuade pedantic Solaris to declare struct timespec.
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AC_REQUIRE([gl_USE_SYSTEM_EXTENSIONS])
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2000-03-02 09:44:43 +00:00
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AC_REQUIRE([AC_HEADER_TIME])
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2003-08-07 07:37:51 +00:00
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AC_CHECK_HEADERS_ONCE(sys/time.h)
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2000-01-04 17:12:12 +00:00
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AC_CACHE_CHECK([for struct timespec], fu_cv_sys_struct_timespec,
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[AC_TRY_COMPILE(
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[
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2000-01-25 07:26:14 +00:00
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# if TIME_WITH_SYS_TIME
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# include <sys/time.h>
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# include <time.h>
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# else
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# if HAVE_SYS_TIME_H
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# include <sys/time.h>
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# else
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# include <time.h>
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# endif
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# endif
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2000-01-04 17:12:12 +00:00
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],
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[static struct timespec x; x.tv_sec = x.tv_nsec;],
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fu_cv_sys_struct_timespec=yes,
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fu_cv_sys_struct_timespec=no)
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])
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if test $fu_cv_sys_struct_timespec = yes; then
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2001-09-17 21:44:03 +00:00
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AC_DEFINE(HAVE_STRUCT_TIMESPEC, 1,
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[Define if struct timespec is declared in <time.h>. ])
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2000-01-04 17:12:12 +00:00
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fi
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])
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