X-Git-Url: https://oss.titaniummirror.com/gitweb?a=blobdiff_plain;f=libf2c%2FlibU77%2Fetime_.c;fp=libf2c%2FlibU77%2Fetime_.c;h=0000000000000000000000000000000000000000;hb=6fed43773c9b0ce596dca5686f37ac3fc0fa11c0;hp=88eead3fbb47c4223f467ba193ad3b4d04260ff7;hpb=27b11d56b743098deb193d510b337ba22dc52e5c;p=msp430-gcc.git diff --git a/libf2c/libU77/etime_.c b/libf2c/libU77/etime_.c deleted file mode 100644 index 88eead3f..00000000 --- a/libf2c/libU77/etime_.c +++ /dev/null @@ -1,163 +0,0 @@ -/* Copyright (C) 1995, 1996 Free Software Foundation, Inc. -This file is part of GNU Fortran libU77 library. - -This library is free software; you can redistribute it and/or modify it -under the terms of the GNU Library General Public License as published -by the Free Software Foundation; either version 2 of the License, or -(at your option) any later version. - -GNU Fortran is distributed in the hope that it will be useful, -but WITHOUT ANY WARRANTY; without even the implied warranty of -MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU -Library General Public License for more details. - -You should have received a copy of the GNU Library General Public -License along with GNU Fortran; see the file COPYING.LIB. If -not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, -Boston, MA 02111-1307, USA. */ - -#ifdef HAVE_CONFIG_H -#include "config.h" -#endif -#if HAVE_STDLIB_H -# include -#endif -#if HAVE_UNISTD_H -# include -#endif -#include -#if HAVE_SYS_TIMES_H -# include -#endif -#if HAVE_SYS_PARAM_H -# include -#endif -#if HAVE_GETRUSAGE -# include -# include -#endif -#if defined (_WIN32) -# include -# undef min -# undef max -#endif -#include /* for ENOSYS */ -#include "f2c.h" - -/* For dtime, etime we store the clock tick parameter (clk_tck) the - first time either of them is invoked rather than each time. This - approach probably speeds up each invocation by avoiding a system - call each time, but means that the overhead of the first call is - different to all others. */ -static long clk_tck = 0; - -#ifdef KR_headers -double G77_etime_0 (tarray) - real tarray[2]; -#else -double G77_etime_0 (real tarray[2]) -#endif -{ -#if defined (_WIN32) - static int win32_platform = -1; - double usertime, systime; - - if (win32_platform == -1) - { - OSVERSIONINFO osv; - osv.dwOSVersionInfoSize = sizeof (osv); - GetVersionEx (&osv); - win32_platform = osv.dwPlatformId; - } - - /* non-NT platforms don't have a clue as to how long a process has - been running, so simply return the uptime. Bad judgement call? */ - if (win32_platform != VER_PLATFORM_WIN32_NT) - { - static unsigned long long clock_freq; - static unsigned long long old_count; - unsigned long long count; - LARGE_INTEGER counter_val; - - if (clock_freq == 0) - { - LARGE_INTEGER freq; - if (! QueryPerformanceFrequency (&freq)) - { - errno = ENOSYS; - return 0.0; - } - else - { - clock_freq = ((unsigned long long) freq.HighPart << 32) - + ((unsigned) freq.LowPart); - if (! QueryPerformanceCounter (&counter_val)) - return -1.0; - old_count = ((unsigned long long) counter_val.HighPart << 32) - + (unsigned) counter_val.LowPart; - } - } - - if (! QueryPerformanceCounter (&counter_val)) - return -1.0; - - count = ((unsigned long long) counter_val.HighPart << 32) - + (unsigned) counter_val.LowPart; - tarray[0] = usertime = (double) (count - old_count) / clock_freq; - tarray[1] = systime = 0.0; - } - else - { - FILETIME creation_time, exit_time, kernel_time, user_time; - unsigned long long utime, stime; - - GetProcessTimes (GetCurrentProcess (), &creation_time, &exit_time, - &kernel_time, &user_time); - utime = ((unsigned long long) user_time.dwHighDateTime << 32) - + (unsigned) user_time.dwLowDateTime; - stime = ((unsigned long long) kernel_time.dwHighDateTime << 32) - + (unsigned) kernel_time.dwLowDateTime; - - tarray[0] = usertime = utime / 1.0e7; - tarray[1] = systime = stime / 1.0e7; - } - return usertime + systime; - -#elif defined (HAVE_GETRUSAGE) || defined (HAVE_TIMES) - /* The getrusage version is only the default for convenience. */ -#ifdef HAVE_GETRUSAGE - struct rusage rbuff; - - if (getrusage (RUSAGE_SELF, &rbuff) != 0) - abort (); - tarray[0] = ((float) (rbuff.ru_utime).tv_sec + - (float) (rbuff.ru_utime).tv_usec/1000000.0); - tarray[1] = ((float) (rbuff.ru_stime).tv_sec + - (float) (rbuff.ru_stime).tv_usec/1000000.0); -#else /* HAVE_GETRUSAGE */ - struct tms buffer; - -/* NeXTStep seems to define _SC_CLK_TCK but not to have sysconf; - fixme: does using _POSIX_VERSION help? */ -# if defined _SC_CLK_TCK && defined _POSIX_VERSION - if (! clk_tck) clk_tck = sysconf(_SC_CLK_TCK); -# elif defined CLOCKS_PER_SECOND - if (! clk_tck) clk_tck = CLOCKS_PER_SECOND; -# elif defined CLK_TCK - if (! clk_tck) clk_tck = CLK_TCK; -# elif defined HZ - if (! clk_tck) clk_tck = HZ; -# elif defined HAVE_GETRUSAGE -# else - #error Dont know clock tick length -# endif - if (times(&buffer) == (clock_t)-1) return -1.0; - tarray[0] = (float) buffer.tms_utime / (float)clk_tck; - tarray[1] = (float) buffer.tms_stime / (float)clk_tck; -#endif /* HAVE_GETRUSAGE */ - return (tarray[0]+tarray[1]); -#else /* ! HAVE_GETRUSAGE && ! HAVE_TIMES */ - errno = ENOSYS; - return 0.0; -#endif /* ! HAVE_GETRUSAGE && ! HAVE_TIMES */ -}