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* wctype/wcextra.c: Declare __ctype32_b.
This commit is contained in:
Ulrich Drepper 1999-01-27 09:13:16 +00:00
parent ee2752ea58
commit 8c474db54d
3 changed files with 10 additions and 3 deletions
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2
ChangeLog
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@ -1,5 +1,7 @@
1999-01-27 Ulrich Drepper <drepper@cygnus.com> 1999-01-27 Ulrich Drepper <drepper@cygnus.com>
* wctype/wcextra.c: Declare __ctype32_b.
* manual/string.texi: Add optimization examples for strcat and strchr. * manual/string.texi: Add optimization examples for strcat and strchr.
1999-01-26 Ulrich Drepper <drepper@cygnus.com> 1999-01-26 Ulrich Drepper <drepper@cygnus.com>

7
manual/string.texi
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@ -1110,9 +1110,10 @@ is this:
There is no restriction on the second parameter of @code{strchr} so it There is no restriction on the second parameter of @code{strchr} so it
could very well also be the NUL character. Those readers thinking very could very well also be the NUL character. Those readers thinking very
hard about this might now point out that the @code{strchr} function is hard about this might now point out that the @code{strchr} function is
more expensive than the @code{strlen} since we have two abort criteria. more expensive than the @code{strlen} function since we have two abort
This is right. But when using the GNU C library this @code{strchr} call criteria. This is right. But when using the GNU C library is used this
gets optimized in a special way so that this version actually is faster. @code{strchr} call gets optimized in a special way so that this version
actually is faster.
@comment string.h @comment string.h
@comment ISO @comment ISO

4
wctype/wcextra.c
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@ -24,6 +24,10 @@
#include "cname-lookup.h" #include "cname-lookup.h"
/* If the program is compiled without optimization the following declaration
is not visible in the header. */
extern unsigned int *__ctype32_b;
int int
(iswblank) (wint_t wc) (iswblank) (wint_t wc)
{ {