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-rw-r--r--src/xz/file_io.c26
1 files changed, 26 insertions, 0 deletions
diff --git a/src/xz/file_io.c b/src/xz/file_io.c
index 767c819a..f0d895bc 100644
--- a/src/xz/file_io.c
+++ b/src/xz/file_io.c
@@ -39,6 +39,32 @@ static bool warn_fchown;
#include "tuklib_open_stdxxx.h"
+#ifdef _MSC_VER
+# ifdef _WIN64
+ typedef __int64 ssize_t;
+# else
+ typedef int ssize_t;
+# endif
+
+ typedef int mode_t;
+# define S_IRUSR _S_IREAD
+# define S_IWUSR _S_IWRITE
+
+# define setmode _setmode
+# define open _open
+# define close _close
+# define lseek _lseeki64
+# define unlink _unlink
+
+ // The casts are to silence warnings.
+ // The sizes are known to be small enough.
+# define read(fd, buf, size) _read(fd, buf, (unsigned int)(size))
+# define write(fd, buf, size) _write(fd, buf, (unsigned int)(size))
+
+# define S_ISDIR(m) (((m) & _S_IFMT) == _S_IFDIR)
+# define S_ISREG(m) (((m) & _S_IFMT) == _S_IFREG)
+#endif
+
#ifndef O_BINARY
# define O_BINARY 0
#endif