---
mingw-w64-crt/testcases/t_fseeko64.c | 12 ++++++++++--
1 file changed, 10 insertions(+), 2 deletions(-)
diff --git a/mingw-w64-crt/testcases/t_fseeko64.c
b/mingw-w64-crt/testcases/t_fseeko64.c
index 702fe42d3d2b..f04f74b75ec6 100644
--- a/mingw-w64-crt/testcases/t_fseeko64.c
+++ b/mingw-w64-crt/testcases/t_fseeko64.c
@@ -15,8 +15,16 @@ static int writefile(const char *path){
ov.OffsetHigh = 0x1;
HANDLE fd = CreateFileA(path,GENERIC_READ | GENERIC_WRITE, 0, NULL,
CREATE_ALWAYS, FILE_ATTRIBUTE_NORMAL, NULL);
if (fd == INVALID_HANDLE_VALUE) return 1;
- SetFilePointer (fd, ov.Offset, (PLONG) &ov.OffsetHigh, FILE_BEGIN);
- WriteFile(fd, writebuf, strlen(writebuf), &dwResult, NULL);
+ if (SetFilePointer(fd, ov.Offset, (PLONG) &ov.OffsetHigh, FILE_BEGIN) ==
INVALID_SET_FILE_POINTER && GetLastError() != NO_ERROR) {
+ printf("writefile: seek failed: winerror=%lu\n", GetLastError());
+ CloseHandle(fd);
+ return 1;
+ }
+ if (!WriteFile(fd, writebuf, strlen(writebuf), &dwResult, NULL)) {
+ printf("writefile: write failed: winerror=%lu\n", GetLastError());
+ CloseHandle(fd);
+ return 1;
+ }
dwResult = WaitForSingleObject(fd, INFINITE);
while(dwResult==WAIT_IO_COMPLETION)
{
--
2.20.1
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