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authorMark Adler <madler@alumni.caltech.edu>2011-09-09 23:27:17 -0700
committerMark Adler <madler@alumni.caltech.edu>2011-09-09 23:27:17 -0700
commite0ff940e1adb68d3575705ebf1546d9f07ad3b4a (patch)
tree792ac6996d1225c0955027050296126bc8ff6e26 /gzguts.h
parent7df877eccdd826e94df53215f65dee639428e83f (diff)
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zlib 1.2.3.8v1.2.3.8
Diffstat (limited to 'gzguts.h')
-rw-r--r--gzguts.h11
1 files changed, 11 insertions, 0 deletions
diff --git a/gzguts.h b/gzguts.h
index 26791b0..84a9797 100644
--- a/gzguts.h
+++ b/gzguts.h
@@ -19,6 +19,7 @@
19#ifdef STDC 19#ifdef STDC
20# include <string.h> 20# include <string.h>
21# include <stdlib.h> 21# include <stdlib.h>
22# include <limits.h>
22#endif 23#endif
23#include <fcntl.h> 24#include <fcntl.h>
24 25
@@ -119,3 +120,13 @@ ZEXTERN void ZEXPORT gz_error OF((gz_statep, int, const char *));
119#if defined UNDER_CE && defined NO_ERRNO_H 120#if defined UNDER_CE && defined NO_ERRNO_H
120ZEXTERN char ZEXPORT *gz_strwinerror OF((DWORD error)); 121ZEXTERN char ZEXPORT *gz_strwinerror OF((DWORD error));
121#endif 122#endif
123
124/* GT_OFF(x), where x is an unsigned value, is true if x > maximum z_off64_t
125 value -- needed when comparing unsigned to z_off64_t, which is signed
126 (possible z_off64_t types off_t, off64_t, and long are all signed) */
127#ifdef INT_MAX
128# define GT_OFF(x) (sizeof(int) == sizeof(z_off64_t) && (x) > INT_MAX)
129#else
130ZEXTERN unsigned ZEXPORT gz_intmax OF((void));
131# define GT_OFF(x) (sizeof(int) == sizeof(z_off64_t) && (x) > gz_intmax())
132#endif