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authorDanny Smith <dannysmith@users.sourceforge.net>2004-08-15 15:28:09 +0400
committerDanny Smith <dannysmith@users.sourceforge.net>2004-08-15 15:28:09 +0400
commit48a27980be4152b88225d9e5696c4e0a6df1defd (patch)
tree2f29ee868eef0bda46bc5948df73161702c98bc2 /winsup/mingw/mingwex/stdio/fseeko64.c
parent40929746ba2ca3515d3a1de0c911078a816f92d5 (diff)
* mingwex/fopen64.c: Move.
* mingwex/fseeko64.c: Move. * mingwex/ftello64.c: Move. * mingwex/lseek64.c: Move. * mingwex/stdio/fopen64.c: To here. * mingwex/stdio/fseeko64.c: To here. * mingwex/stdio/ftello64.c: To here. * mingwex/stdio/lseek64.c: To here. White space cleanup in ChangeLog
Diffstat (limited to 'winsup/mingw/mingwex/stdio/fseeko64.c')
-rwxr-xr-xwinsup/mingw/mingwex/stdio/fseeko64.c27
1 files changed, 27 insertions, 0 deletions
diff --git a/winsup/mingw/mingwex/stdio/fseeko64.c b/winsup/mingw/mingwex/stdio/fseeko64.c
new file mode 100755
index 000000000..94e17e929
--- /dev/null
+++ b/winsup/mingw/mingwex/stdio/fseeko64.c
@@ -0,0 +1,27 @@
+#include <stdio.h>
+#include <io.h>
+#include <errno.h>
+
+int __cdecl
+fseeko64 (FILE* stream, off64_t offset, int whence)
+{
+ fpos_t pos;
+ if (whence == SEEK_CUR)
+ {
+ /* If stream is invalid, fgetpos sets errno. */
+ if (fgetpos (stream, &pos))
+ return (-1);
+ pos += (fpos_t) offset;
+ }
+ else if (whence == SEEK_END)
+ pos = (fpos_t) (_filelengthi64 (_fileno (stream)) + offset);
+ else if (whence == SEEK_SET)
+ pos = (fpos_t) offset;
+ else
+ {
+ errno = EINVAL;
+ return (-1);
+ }
+ return fsetpos (stream, &pos);
+}
+