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authorRalf Corsepius <ralf.corsepius@rtems.org>2011-03-18 10:11:45 +0000
committerRalf Corsepius <ralf.corsepius@rtems.org>2011-03-18 10:11:45 +0000
commit8e0d0c74472e2f72ae697ccc07429f8af159207e (patch)
treee798548397540dd86d48d598ce9ee4bc07a2096d /cpukit/zlib
parent6557362411667cddb44f2117d49e81f5f77d6ff9 (diff)
downloadrtems-8e0d0c74472e2f72ae697ccc07429f8af159207e.tar.bz2
Import from zlib-1.2.5
Diffstat (limited to 'cpukit/zlib')
-rw-r--r--cpukit/zlib/gzguts.h34
-rw-r--r--cpukit/zlib/zutil.h49
2 files changed, 35 insertions, 48 deletions
diff --git a/cpukit/zlib/gzguts.h b/cpukit/zlib/gzguts.h
index 0e7ed4330a..0f8fb79f87 100644
--- a/cpukit/zlib/gzguts.h
+++ b/cpukit/zlib/gzguts.h
@@ -5,14 +5,18 @@
#ifdef _LARGEFILE64_SOURCE
# ifndef _LARGEFILE_SOURCE
-# define _LARGEFILE_SOURCE
+# define _LARGEFILE_SOURCE 1
# endif
# ifdef _FILE_OFFSET_BITS
# undef _FILE_OFFSET_BITS
# endif
#endif
-#define ZLIB_INTERNAL
+#if ((__GNUC__-0) * 10 + __GNUC_MINOR__-0 >= 33) && !defined(NO_VIZ)
+# define ZLIB_INTERNAL __attribute__((visibility ("hidden")))
+#else
+# define ZLIB_INTERNAL
+#endif
#include <stdio.h>
#include "zlib.h"
@@ -44,7 +48,7 @@
#endif
/* get errno and strerror definition */
-#if defined UNDER_CE && defined NO_ERRNO_H
+#if defined UNDER_CE
# include <windows.h>
# define zstrerror() gz_strwinerror((DWORD)GetLastError())
#else
@@ -56,16 +60,12 @@
# endif
#endif
-/* MVS fdopen() */
-#ifdef __MVS__
- #pragma map (fdopen , "\174\174FDOPEN")
- FILE *fdopen(int, const char *);
-#endif
-
-#ifdef _LARGEFILE64_SOURCE
-# define z_off64_t off64_t
-#else
-# define z_off64_t z_off_t
+/* provide prototypes for these when building zlib without LFS */
+#if !defined(_LARGEFILE64_SOURCE) || _LFS64_LARGEFILE-0 == 0
+ ZEXTERN gzFile ZEXPORT gzopen64 OF((const char *, const char *));
+ ZEXTERN z_off64_t ZEXPORT gzseek64 OF((gzFile, z_off64_t, int));
+ ZEXTERN z_off64_t ZEXPORT gztell64 OF((gzFile));
+ ZEXTERN z_off64_t ZEXPORT gzoffset64 OF((gzFile));
#endif
/* default i/o buffer size -- double this for output when reading */
@@ -116,9 +116,9 @@ typedef struct {
typedef gz_state FAR *gz_statep;
/* shared functions */
-ZEXTERN void ZEXPORT gz_error OF((gz_statep, int, const char *));
-#if defined UNDER_CE && defined NO_ERRNO_H
-ZEXTERN char ZEXPORT *gz_strwinerror OF((DWORD error));
+void ZLIB_INTERNAL gz_error OF((gz_statep, int, const char *));
+#if defined UNDER_CE
+char ZLIB_INTERNAL *gz_strwinerror OF((DWORD error));
#endif
/* GT_OFF(x), where x is an unsigned value, is true if x > maximum z_off64_t
@@ -127,6 +127,6 @@ ZEXTERN char ZEXPORT *gz_strwinerror OF((DWORD error));
#ifdef INT_MAX
# define GT_OFF(x) (sizeof(int) == sizeof(z_off64_t) && (x) > INT_MAX)
#else
-ZEXTERN unsigned ZEXPORT gz_intmax OF((void));
+unsigned ZLIB_INTERNAL gz_intmax OF((void));
# define GT_OFF(x) (sizeof(int) == sizeof(z_off64_t) && (x) > gz_intmax())
#endif
diff --git a/cpukit/zlib/zutil.h b/cpukit/zlib/zutil.h
index 025035dbe9..258fa88799 100644
--- a/cpukit/zlib/zutil.h
+++ b/cpukit/zlib/zutil.h
@@ -13,7 +13,12 @@
#ifndef ZUTIL_H
#define ZUTIL_H
-#define ZLIB_INTERNAL
+#if ((__GNUC__-0) * 10 + __GNUC_MINOR__-0 >= 33) && !defined(NO_VIZ)
+# define ZLIB_INTERNAL __attribute__((visibility ("hidden")))
+#else
+# define ZLIB_INTERNAL
+#endif
+
#include "zlib.h"
#ifdef STDC
@@ -24,19 +29,6 @@
# include <stdlib.h>
#endif
-#if defined(UNDER_CE) && defined(NO_ERRNO_H)
-# define zseterrno(ERR) SetLastError((DWORD)(ERR))
-# define zerrno() ((int)GetLastError())
-#else
-# ifdef NO_ERRNO_H
- extern int errno;
-# else
-# include <errno.h>
-# endif
-# define zseterrno(ERR) do { errno = (ERR); } while (0)
-# define zerrno() errno
-#endif
-
#ifndef local
# define local static
#endif
@@ -167,10 +159,10 @@ extern const char * const z_errmsg[10]; /* indexed by 2-zlib_error */
#pragma warn -8066
#endif
-#ifdef _LARGEFILE64_SOURCE
-# define z_off64_t off64_t
-#else
-# define z_off64_t z_off_t
+/* provide prototypes for these when building zlib without LFS */
+#if !defined(_LARGEFILE64_SOURCE) || _LFS64_LARGEFILE-0 == 0
+ ZEXTERN uLong ZEXPORT adler32_combine64 OF((uLong, uLong, z_off_t));
+ ZEXTERN uLong ZEXPORT crc32_combine64 OF((uLong, uLong, z_off_t));
#endif
/* common defaults */
@@ -183,12 +175,6 @@ extern const char * const z_errmsg[10]; /* indexed by 2-zlib_error */
# define F_OPEN(name, mode) fopen((name), (mode))
#endif
-#ifdef _LARGEFILE64_SOURCE
-# define F_OPEN64(name, mode) fopen64((name), (mode))
-#else
-# define F_OPEN64(name, mode) fopen((name), (mode))
-#endif
-
/* functions */
#if defined(STDC99) || (defined(__TURBOC__) && __TURBOC__ >= 0x550)
@@ -250,16 +236,16 @@ extern const char * const z_errmsg[10]; /* indexed by 2-zlib_error */
# define zmemzero(dest, len) memset(dest, 0, len)
# endif
#else
- 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));
+ void ZLIB_INTERNAL zmemcpy OF((Bytef* dest, const Bytef* source, uInt len));
+ int ZLIB_INTERNAL zmemcmp OF((const Bytef* s1, const Bytef* s2, uInt len));
+ void ZLIB_INTERNAL zmemzero OF((Bytef* dest, uInt len));
#endif
/* Diagnostic functions */
#ifdef DEBUG
# include <stdio.h>
- extern int z_verbose;
- extern void z_error OF((char *m));
+ extern int ZLIB_INTERNAL z_verbose;
+ extern void ZLIB_INTERNAL z_error OF((char *m));
# define Assert(cond,msg) {if(!(cond)) z_error(msg);}
# define Trace(x) {if (z_verbose>=0) fprintf x ;}
# define Tracev(x) {if (z_verbose>0) fprintf x ;}
@@ -276,8 +262,9 @@ extern const char * const z_errmsg[10]; /* indexed by 2-zlib_error */
#endif
-voidpf zcalloc OF((voidpf opaque, unsigned items, unsigned size));
-void zcfree OF((voidpf opaque, voidpf ptr));
+voidpf ZLIB_INTERNAL zcalloc OF((voidpf opaque, unsigned items,
+ unsigned size));
+void ZLIB_INTERNAL zcfree OF((voidpf opaque, voidpf ptr));
#define ZALLOC(strm, items, size) \
(*((strm)->zalloc))((strm)->opaque, (items), (size))