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update os.h to fix filesize() on older win32

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_fstat() always fails under older 32bit WinXP/Win2003 targets.

_filelength() just works for both WinXP SDK and later Win7+ 32bit targets.
This commit is contained in:
amir zamani 2016-09-20 14:13:15 +04:30 committed by GitHub
parent 1f1f6a5f3b
commit 811eeef7a6
1 changed files with 4 additions and 3 deletions
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7
include/spdlog/details/os.h
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@ -31,6 +31,7 @@
#endif
#include <sys/types.h>
#include <io.h>
#elif __linux__
@ -204,9 +205,9 @@ inline size_t filesize(FILE *f)
return st.st_size;
#else //windows 32 bits
struct _stat st;
if (_fstat(fd, &st) == 0)
return st.st_size;
long ret = _filelength(fd);
if (ret >= 0)
return static_cast<size_t>(ret);
#endif
#else // unix