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snprintf.c: Doc fix.

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* snprintf.c: Doc fix.

* vsnprintf.c: Doc fix.

From-SVN: r147998
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Eli Zaretskii 2009-05-30 05:17:14 +00:00 committed by DJ Delorie
parent acd262252c
commit ec5c6f4a5f
3 changed files with 24 additions and 14 deletions
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6
libiberty/ChangeLog
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@ -1,3 +1,9 @@
2009-05-30 Eli Zaretskii <eliz@gnu.org>
* snprintf.c: Doc fix.
* vsnprintf.c: Doc fix.
2009-05-29 Kai Tietz <kai.tietz@onevision.com> 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
* pex-win32.c (pex_win32_fdopenr): Set INHERIT to false. * pex-win32.c (pex_win32_fdopenr): Set INHERIT to false.

16
libiberty/snprintf.c
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@ -27,13 +27,15 @@ the executable file might be covered by the GNU General Public License. */
@deftypefn Supplemental int snprintf (char *@var{buf}, size_t @var{n}, const char *@var{format}, ...) @deftypefn Supplemental int snprintf (char *@var{buf}, size_t @var{n}, const char *@var{format}, ...)
This function is similar to sprintf, but it will print at most @var{n} This function is similar to @code{sprintf}, but it will write to
characters. On error the return value is -1, otherwise it returns the @var{buf} at most @code{@var{n}-1} bytes of text, followed by a
number of characters that would have been printed had @var{n} been terminating null byte, for a total of @var{n} bytes.
sufficiently large, regardless of the actual value of @var{n}. Note On error the return value is -1, otherwise it returns the number of
some pre-C99 system libraries do not implement this correctly so users bytes, not including the terminating null byte, that would have been
cannot generally rely on the return value if the system version of written had @var{n} been sufficiently large, regardless of the actual
this function is used. value of @var{n}. Note some pre-C99 system libraries do not implement
this correctly so users cannot generally rely on the return value if
the system version of this function is used.
@end deftypefn @end deftypefn

16
libiberty/vsnprintf.c
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@ -27,13 +27,15 @@ the executable file might be covered by the GNU General Public License. */
@deftypefn Supplemental int vsnprintf (char *@var{buf}, size_t @var{n}, const char *@var{format}, va_list @var{ap}) @deftypefn Supplemental int vsnprintf (char *@var{buf}, size_t @var{n}, const char *@var{format}, va_list @var{ap})
This function is similar to vsprintf, but it will print at most This function is similar to @code{vsprintf}, but it will write to
@var{n} characters. On error the return value is -1, otherwise it @var{buf} at most @code{@var{n}-1} bytes of text, followed by a
returns the number of characters that would have been printed had terminating null byte, for a total of @var{n} bytes. On error the
@var{n} been sufficiently large, regardless of the actual value of return value is -1, otherwise it returns the number of characters that
@var{n}. Note some pre-C99 system libraries do not implement this would have been printed had @var{n} been sufficiently large,
correctly so users cannot generally rely on the return value if the regardless of the actual value of @var{n}. Note some pre-C99 system
system version of this function is used. libraries do not implement this correctly so users cannot generally
rely on the return value if the system version of this function is
used.
@end deftypefn @end deftypefn