diff options
Diffstat (limited to 'apt-pkg/contrib/mmap.cc')
| -rw-r--r-- | apt-pkg/contrib/mmap.cc | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/apt-pkg/contrib/mmap.cc b/apt-pkg/contrib/mmap.cc index 88e71e8e3..abcae46fe 100644 --- a/apt-pkg/contrib/mmap.cc +++ b/apt-pkg/contrib/mmap.cc @@ -31,6 +31,8 @@ #include <sys/stat.h> #include <unistd.h> #include <fcntl.h> + +#include <cstring> /*}}}*/ // MMap::MMap - Constructor /*{{{*/ @@ -115,7 +117,7 @@ bool MMap::Sync() #ifdef _POSIX_SYNCHRONIZED_IO if ((Flags & ReadOnly) != ReadOnly) - if (msync((char *)Base,iSize,MS_SYNC) != 0) + if (msync((char *)Base,iSize,MS_SYNC) < 0) return _error->Errno("msync","Unable to write mmap"); #endif return true; @@ -132,7 +134,7 @@ bool MMap::Sync(unsigned long Start,unsigned long Stop) #ifdef _POSIX_SYNCHRONIZED_IO unsigned long PSize = sysconf(_SC_PAGESIZE); if ((Flags & ReadOnly) != ReadOnly) - if (msync((char *)Base+(int)(Start/PSize)*PSize,Stop - Start,MS_SYNC) != 0) + if (msync((char *)Base+(int)(Start/PSize)*PSize,Stop - Start,MS_SYNC) < 0) return _error->Errno("msync","Unable to write mmap"); #endif return true; |