67 lines
1.6 KiB
C
67 lines
1.6 KiB
C
|
/*
|
||
|
|
* synergy -- mouse and keyboard sharing utility
|
||
|
|
* Copyright (C) 2002 Chris Schoeneman, Nick Bolton, Sorin Sbarnea
|
||
|
|
*
|
||
|
|
* This package is free software; you can redistribute it and/or
|
||
|
|
* modify it under the terms of the GNU General Public License
|
||
|
|
* found in the file COPYING that should have accompanied this file.
|
||
|
|
*
|
||
|
|
* This package 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 <http://www.gnu.org/licenses/>.
|
||
|
|
*/
|
||
|
|
|
||
|
|
#include "IArchString.h"
|
||
|
|
|
||
|
|
#if HAVE_VSNPRINTF
|
||
|
|
|
||
|
|
#if !defined(ARCH_VSNPRINTF)
|
||
|
|
# define ARCH_VSNPRINTF vsnprintf
|
||
|
|
#endif
|
||
|
|
|
||
|
|
int
|
||
|
|
IArchString::vsnprintf(char* str, int size, const char* fmt, va_list ap)
|
||
|
|
{
|
||
|
|
int n = ::ARCH_VSNPRINTF(str, size, fmt, ap);
|
||
|
|
if (n > size) {
|
||
|
|
n = -1;
|
||
|
|
}
|
||
|
|
return n;
|
||
|
|
}
|
||
|
|
|
||
|
|
#elif SYSAPI_UNIX // !HAVE_VSNPRINTF
|
||
|
|
|
||
|
|
#include <stdio.h>
|
||
|
|
|
||
|
|
int
|
||
|
|
IArchString::vsnprintf(char* str, int size, const char* fmt, va_list ap)
|
||
|
|
{
|
||
|
|
static FILE* bitbucket = fopen("/dev/null", "w");
|
||
|
|
if (bitbucket == NULL) {
|
||
|
|
// uh oh
|
||
|
|
if (size > 0) {
|
||
|
|
str[0] = '\0';
|
||
|
|
}
|
||
|
|
return 0;
|
||
|
|
}
|
||
|
|
else {
|
||
|
|
// count the characters using the bitbucket
|
||
|
|
int n = vfprintf(bitbucket, fmt, ap);
|
||
|
|
if (n + 1 <= size) {
|
||
|
|
// it'll fit so print it into str
|
||
|
|
vsprintf(str, fmt, ap);
|
||
|
|
}
|
||
|
|
return n;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
#else // !HAVE_VSNPRINTF && !SYSAPI_UNIX
|
||
|
|
|
||
|
|
#error vsnprintf not implemented
|
||
|
|
|
||
|
|
#endif // !HAVE_VSNPRINTF
|