File size: 2,502 Bytes
23d354c | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 | // OpenSTA, Static Timing Analyzer
// Copyright (c) 2025, Parallax Software, Inc.
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program 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 General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program. If not, see <https://www.gnu.org/licenses/>.
//
// The origin of this software must not be misrepresented; you must not
// claim that you wrote the original software.
//
// Altered source versions must be plainly marked as such, and must not be
// misrepresented as being the original software.
//
// This notice may not be removed or altered from any source distribution.
#include "Machine.hh"
#include <cstdarg>
#include <cstdio>
#include <windows.h> // GetSystemInfo
namespace sta {
// Windows returns -1 if the string does not fit rather than the
// required string length as the standard specifies.
int
vsnprint(char *str,
size_t size,
const char *fmt,
const va_list args)
{
// Copy args before using them because consumption is destructive.
va_list args_copy1;
va_copy(args_copy1, args);
int length = vsnprintf(str, size, fmt, args);
while (length < 0) {
size *= 2;
char *buffer = new char[size];
va_list args_copy2;
va_copy(args_copy2, args_copy1);
length = vsnprintf(buffer, size, fmt, args_copy2);
delete [] buffer;
}
return length;
}
int
vasprintf(char **str,
const char *fmt,
va_list args)
{
size_t size = 1024;
for (;;) {
size *= 2;
char *buffer = new char[size];
// Copy args before using them because consumption is destructive.
va_list args_copy2;
va_copy(args_copy2, args);
int length = vsnprintf(buffer, size, fmt, args_copy2);
if (length >= 0) {
*str = buffer;
return length;
}
delete[] buffer;
}
}
int
processorCount()
{
return 1;
}
void
initElapsedTime()
{
}
double
elapsedRunTime()
{
return 0.0;
}
double
userRunTime()
{
return 0.0;
}
double
systemRunTime()
{
return 0.0;
}
size_t
memoryUsage()
{
return 0;
}
} // namespace sta
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