X-Git-Url: https://mattmccutchen.net/rsync/rsync.git/blobdiff_plain/5914bf15d2bb62003de56cea1d95f62b5830618a..18b72cc8294b4b07bf1373154d2effc35eb10343:/zlib/zutil.h

diff --git a/zlib/zutil.h b/zlib/zutil.h
index b11655be..fbf2a980 100644
--- a/zlib/zutil.h
+++ b/zlib/zutil.h
@@ -78,7 +78,7 @@ extern const char *z_errmsg[10]; /* indexed by 2-zlib_error */
 
 #ifdef MSDOS
 #  define OS_CODE  0x00
-#  ifdef __TURBOC__
+#  if defined(__TURBOC__) || defined(__BORLANDC__)
 #    if(__STDC__ == 1) && (defined(__LARGE__) || defined(__COMPACT__))
        /* Allow compilation with ANSI keywords only enabled */
        void _Cdecl farfree( void *block );
@@ -115,13 +115,12 @@ extern const char *z_errmsg[10]; /* indexed by 2-zlib_error */
 
 #if defined(MACOS) || defined(TARGET_OS_MAC)
 #  define OS_CODE  0x07
-#  ifndef fdopen
-#    define fdopen(fd,mode) NULL /* No fdopen() */
-#  endif
-#endif
-#if defined(__MWERKS__) && !defined(fdopen)
-#  if __dest_os != __be_os && __dest_os != __win32_os
-#    define fdopen(fd,mode) NULL
+#  if defined(__MWERKS__) && __dest_os != __be_os && __dest_os != __win32_os
+#    include <unix.h> /* for fdopen */
+#  else
+#    ifndef fdopen
+#      define fdopen(fd,mode) NULL /* No fdopen() */
+#    endif
 #  endif
 #endif
 
@@ -137,7 +136,7 @@ extern const char *z_errmsg[10]; /* indexed by 2-zlib_error */
 #  define fdopen(fd,mode) NULL /* No fdopen() */
 #endif
 
-#if (defined(_MSC_VER) && (_MSC_VER >= 600))
+#if (defined(_MSC_VER) && (_MSC_VER > 600))
 #  define fdopen(fd,type)  _fdopen(fd,type)
 #endif
 
@@ -185,8 +184,8 @@ extern const char *z_errmsg[10]; /* indexed by 2-zlib_error */
 #    define zmemzero(dest, len) memset(dest, 0, len)
 #  endif
 #else
-   extern void zmemcpy  OF((Bytef* dest, Bytef* source, uInt len));
-   extern int  zmemcmp  OF((Bytef* s1,   Bytef* s2, uInt len));
+   extern void zmemcpy  OF((Bytef* dest, const Bytef* source, uInt len));
+   extern int  zmemcmp  OF((const Bytef* s1, const Bytef* s2, uInt len));
    extern void zmemzero OF((Bytef* dest, uInt len));
 #endif
 
@@ -218,7 +217,7 @@ void   zcfree  OF((voidpf opaque, voidpf ptr));
 
 #define ZALLOC(strm, items, size) \
            (*((strm)->zalloc))((strm)->opaque, (items), (size))
-#define ZFREE(strm, addr)  (*((strm)->zfree))((strm)->opaque, (voidpf)(addr))
+#define ZFREE(strm, addr)  ((*((strm)->zfree))((strm)->opaque, (voidpf)(addr)),(addr)=NULL)
 #define TRY_FREE(s, p) {if (p) ZFREE(s, p);}
 
 #endif /* _Z_UTIL_H */