X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;f=lib%2Ffreadseek.c;h=23046fa4c400a89f23a8e49368427146f079b1bf;hb=afefb5e3d56c082d8386fc59011b890e9270fab4;hp=c4078d4f55af91ba34adad399f2705a148983532;hpb=17959d7c83195b5568ac4c311d2754971efd4b90;p=gnulib.git

diff --git a/lib/freadseek.c b/lib/freadseek.c
index c4078d4f5..23046fa4c 100644
--- a/lib/freadseek.c
+++ b/lib/freadseek.c
@@ -1,5 +1,5 @@
 /* Skipping input from a FILE stream.
-   Copyright (C) 2007-2008 Free Software Foundation, Inc.
+   Copyright (C) 2007-2009 Free Software Foundation, Inc.
 
    This program is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -25,6 +25,8 @@
 #include "freadahead.h"
 #include "freadptr.h"
 
+#include "stdio-impl.h"
+
 /* Increment the in-memory pointer.  INCREMENT must be at most the buffer size
    returned by freadptr().
    This is very cheap (no system calls).  */
@@ -32,26 +34,17 @@ static inline void
 freadptrinc (FILE *fp, size_t increment)
 {
   /* Keep this code in sync with freadptr!  */
-#if defined _IO_ferror_unlocked     /* GNU libc, BeOS */
+#if defined _IO_ftrylockfile || __GNU_LIBRARY__ == 1 /* GNU libc, BeOS, Haiku, Linux libc5 */
   fp->_IO_read_ptr += increment;
-#elif defined __sferror             /* FreeBSD, NetBSD, OpenBSD, MacOS X, Cygwin */
-  fp->_p += increment;
-  fp->_r -= increment;
-#elif defined _IOERR                /* AIX, HP-UX, IRIX, OSF/1, Solaris, mingw */
-# if defined __sun && defined _LP64 /* Solaris/{SPARC,AMD64} 64-bit */
-#  define fp_ ((struct { unsigned char *_ptr; \
-			 unsigned char *_base; \
-			 unsigned char *_end; \
-			 long _cnt; \
-			 int _file; \
-			 unsigned int _flag; \
-		       } *) fp)
+#elif defined __sferror || defined __DragonFly__ /* FreeBSD, NetBSD, OpenBSD, DragonFly, MacOS X, Cygwin */
+  fp_->_p += increment;
+  fp_->_r -= increment;
+#elif defined __EMX__               /* emx+gcc */
+  fp->_ptr += increment;
+  fp->_rcount -= increment;
+#elif defined _IOERR                /* AIX, HP-UX, IRIX, OSF/1, Solaris, OpenServer, mingw */
   fp_->_ptr += increment;
   fp_->_cnt -= increment;
-# else
-  fp->_ptr += increment;
-  fp->_cnt -= increment;
-# endif
 #elif defined __UCLIBC__            /* uClibc */
 # ifdef __STDIO_BUFFERS
   fp->__bufpos += increment;
@@ -60,6 +53,9 @@ freadptrinc (FILE *fp, size_t increment)
 # endif
 #elif defined __QNX__               /* QNX */
   fp->_Next += increment;
+#elif defined __MINT__              /* Atari FreeMiNT */
+  fp->__bufp += increment;
+#elif defined SLOW_BUT_NO_HACKS     /* users can define this */
 #else
  #error "Please port gnulib freadseek.c to your platform! Look at the definition of getc, getc_unlocked on your system, then report this to bug-gnulib."
 #endif