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authorRoland McGrath <roland@gnu.org>1995-06-14 17:15:57 +0000
committerRoland McGrath <roland@gnu.org>1995-06-14 17:15:57 +0000
commitd6e2f671f716a25188d83350fa517ae9ea29f70f (patch)
tree174344177defa77e2bbdc3f172ee33e03a933d5f /stdio/stdio.h
parent5e75b23212343257fda8bea933521b0b7c5cdef6 (diff)
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Wed Jun 14 03:45:24 1995 Roland McGrath <roland@churchy.gnu.ai.mit.edu>
* stdio/stdio.h (__validfp): Use ({...}) rather than a comma expression, to avoid gcc's "value computed is not used" warning. * libc-symbols.h (_elf_set_element): Give the set-element variable an `unused' attribute. * hurd/hurd/threadvar.h (__hurd_threadvar_location): Declare with __attribute__ ((__const__)). * hurd/hurd/signal.h (_hurd_self_sigstate): Likewise. * hurd/hurd/userlink.h (_hurd_userlink_link): Properly set LINK->resource.next->resource.prevp when appropriate, not LINK->resource.next->thread.prevp!!!
Diffstat (limited to 'stdio/stdio.h')
-rw-r--r--stdio/stdio.h6
1 files changed, 3 insertions, 3 deletions
diff --git a/stdio/stdio.h b/stdio/stdio.h
index 2994432..a36081d 100644
--- a/stdio/stdio.h
+++ b/stdio/stdio.h
@@ -213,9 +213,9 @@ struct __stdio_file
See stdio/glue.c for what the confusing bit is about. */
#define __validfp(stream) \
(stream != NULL && \
- ((stream->__magic == _GLUEMAGIC && \
- (stream = *(((struct { int __magic; FILE **__p; } *) stream)->__p))), \
- (stream->__magic == _IOMAGIC)))
+ ({ if (stream->__magic == _GLUEMAGIC) \
+ stream = *((struct { int __magic; FILE **__p; } *) stream)->__p; \
+ stream->__magic == _IOMAGIC; }))
/* Clear the error and EOF indicators of STREAM. */
#define __clearerr(stream) ((stream)->__error = (stream)->__eof = 0)