From 3b5c1b57d3a2de7955eed21f01cb80e663473491 Mon Sep 17 00:00:00 2001 From: Ulrich Drepper Date: Mon, 23 Apr 2001 19:01:10 +0000 Subject: Update. * sysdeps/unix/i386/i586/clock_getres.c: Removed. * sysdeps/unix/i386/i586/clock_gettime.c: Removed. * sysdeps/unix/i386/i586/clock_nanosleep.c: Removed. * sysdeps/unix/i386/i586/clock_settime.c: Removed. * sysdeps/unix/i386/i586/cpuclock-init.h: Removed. * sysdeps/generic/cpuclock-init.h: Removed. * sysdeps/unix/i386/i686/Implies: Removed. * sysdeps/unix/i386/i686/tempname.c: Removed. * sysdeps/i386/i686/Versions: New file. * sysdeps/unix/i386/i586/Versions: Removed. * sysdeps/posix/clock_getres.c: If HP_TIMING_AVAIL is nonzero handle CLOCK_PROCESS_CPUTIME_ID and CLOCK_THREAD_CPUTIME_ID. * sysdeps/unix/clock_gettime.c: Likewise. * sysdeps/unix/clock_nanosleep.c: Likewise. * sysdeps/unix/clock_settime.c: Likewise. * sysdeps/posix/tempname.c: Is HP_TIMING_AVAIL is nonzero define RANDOM_BITS use CPU clock. * sysdeps/unix/sysv/linux/sparc/sparc32/sparcv9/bits/time.h: New file. * sysdeps/unix/sysv/linux/sparc/sparc32/sparcv9b/bits/time.h: New file. * sysdeps/unix/sysv/linux/sparc/sparc64/bits/time.h: New file. * sysdeps/sparc/Versions: New file. * elf/dl-support.c: Don't use cpuclock-init.h definitions, use hp-timing.h definitions. * sysdeps/generic/dl-sysdep.c: Likewise. * include/libc-internal.h: Include hp-timing.h. Use hp_timing_t in __get_clockfreq prototype. * sysdeps/unix/sysv/linux/i386/get_clockfreq.c (__get_clockfreq): Use hp_timing_t type. * sysdeps/unix/sysv/linux/ia64/get_clockfreq.c: New file. --- sysdeps/posix/tempname.c | 19 +++++++++++++++++++ 1 file changed, 19 insertions(+) (limited to 'sysdeps/posix/tempname.c') diff --git a/sysdeps/posix/tempname.c b/sysdeps/posix/tempname.c index 088da95758..a7c125f346 100644 --- a/sysdeps/posix/tempname.c +++ b/sysdeps/posix/tempname.c @@ -107,6 +107,25 @@ # define __secure_getenv getenv #endif +#ifdef _LIBC +# include +# if HP_TIMING_AVAIL +# define RANDOM_BITS(Var) \ + if (__builtin_expect (value == UINT64_C (0), 0)) \ + { \ + /* If this is the first time this function is used initialize \ + the variable we accumulate the value in to some somewhat \ + random value. If we'd not do this programs at startup time \ + might have a reduced set of possible names, at least on slow \ + machines. */ \ + struct timeval tv; \ + __gettimeofday (&tv, NULL); \ + value = ((uint64_t) tv.tv_usec << 16) ^ tv.tv_sec; \ + } \ + HP_TIMING_NOW (Var) +# endif +#endif + /* Use the widest available unsigned type if uint64_t is not available. The algorithm below extracts a number less than 62**6 (approximately 2**35.725) from uint64_t, so ancient hosts where -- cgit 1.4.1