1266733Speter#serial 11 2266733Speter 3266733Speter# Copyright (C) 2000, 2001, 2003, 2004, 2005 Free Software Foundation, Inc. 4266733Speter# This file is free software; the Free Software Foundation 5266733Speter# gives unlimited permission to copy and/or distribute it, 6266733Speter# with or without modifications, as long as this notice is preserved. 7266733Speter 8266733Speterdnl From Jim Meyering 9266733Speter 10266733SpeterAC_DEFUN([gl_TIMESPEC], 11266733Speter[ 12266733Speter AC_LIBSOURCES([timespec.h]) 13266733Speter 14266733Speter dnl Prerequisites of lib/timespec.h. 15266733Speter AC_REQUIRE([AC_C_INLINE]) 16266733Speter AC_REQUIRE([AC_HEADER_TIME]) 17266733Speter AC_CHECK_HEADERS_ONCE(sys/time.h) 18266733Speter gl_CHECK_TYPE_STRUCT_TIMESPEC 19266733Speter 20266733Speter dnl Persuade glibc <time.h> to declare nanosleep(). 21266733Speter AC_REQUIRE([AC_GNU_SOURCE]) 22266733Speter 23266733Speter AC_CHECK_DECLS(nanosleep, , , [#include <time.h>]) 24266733Speter]) 25266733Speter 26266733Speterdnl Define HAVE_STRUCT_TIMESPEC if `struct timespec' is declared 27266733Speterdnl in time.h or sys/time.h. 28266733Speter 29266733SpeterAC_DEFUN([gl_CHECK_TYPE_STRUCT_TIMESPEC], 30266733Speter[ 31266733Speter dnl Persuade pedantic Solaris to declare struct timespec. 32266733Speter AC_REQUIRE([gl_USE_SYSTEM_EXTENSIONS]) 33266733Speter 34266733Speter AC_REQUIRE([AC_HEADER_TIME]) 35266733Speter AC_CHECK_HEADERS_ONCE(sys/time.h) 36266733Speter AC_CACHE_CHECK([for struct timespec], fu_cv_sys_struct_timespec, 37266733Speter [AC_TRY_COMPILE( 38266733Speter [ 39266733Speter# if TIME_WITH_SYS_TIME 40266733Speter# include <sys/time.h> 41266733Speter# include <time.h> 42266733Speter# else 43266733Speter# if HAVE_SYS_TIME_H 44266733Speter# include <sys/time.h> 45266733Speter# else 46266733Speter# include <time.h> 47266733Speter# endif 48266733Speter# endif 49266733Speter ], 50266733Speter [static struct timespec x; x.tv_sec = x.tv_nsec;], 51266733Speter fu_cv_sys_struct_timespec=yes, 52266733Speter fu_cv_sys_struct_timespec=no) 53266733Speter ]) 54266733Speter 55266733Speter if test $fu_cv_sys_struct_timespec = yes; then 56266733Speter AC_DEFINE(HAVE_STRUCT_TIMESPEC, 1, 57266733Speter [Define if struct timespec is declared in <time.h>. ]) 58266733Speter fi 59266733Speter]) 60266733Speter