diff options
Diffstat (limited to 'manual')
| -rw-r--r-- | manual/charset.texi | 6 | ||||
| -rw-r--r-- | manual/process.texi | 5 | ||||
| -rw-r--r-- | manual/signal.texi | 16 |
3 files changed, 13 insertions, 14 deletions
diff --git a/manual/charset.texi b/manual/charset.texi index f48db7dd61..de4bc7e25d 100644 --- a/manual/charset.texi +++ b/manual/charset.texi @@ -628,8 +628,8 @@ string pointed to by @var{pwc}. The conversion is performed according to the locale currently selected for the @code{LC_CTYPE} category. If the conversion for the character set used in the locale requires a state the multibyte string is interpreted in the state represented by the -object pointed to by @var{ps}. If @var{ps} is a null pointer an static, -internal state variable used only by the @code{mbrtowc} variable is +object pointed to by @var{ps}. If @var{ps} is a null pointer, a static, +internal state variable used only by the @code{mbrtowc} function is used. If the next multibyte character corresponds to the NUL wide character @@ -729,7 +729,7 @@ Otherwise the multibyte character sequence is invalid and the return value is @code{(size_t) -1}. The multibyte sequence is interpreted in the state represented by the -object pointer to by @var{ps}. If @var{ps} is a null pointer an state +object pointed to by @var{ps}. If @var{ps} is a null pointer, a state object local to @code{mbrlen} is used. @pindex wchar.h diff --git a/manual/process.texi b/manual/process.texi index 08c880bc0e..b9f255117d 100644 --- a/manual/process.texi +++ b/manual/process.texi @@ -63,9 +63,8 @@ possible to create the shell process, and otherwise is the status of the shell process. @xref{Process Completion}, for details on how this status code can be interpreted. -If the @var{command} argument is a null pointer, a non-zero return value -indicates that a command processor is available and this function can be -used at all. +If the @var{command} argument is a null pointer, a return value of zero +indicates that no command processor is available. This function is a cancelation point in multi-threaded programs. This is a problem if the thread allocates some resources (like memory, file diff --git a/manual/signal.texi b/manual/signal.texi index 000bcb9069..95e7a363c0 100644 --- a/manual/signal.texi +++ b/manual/signal.texi @@ -187,7 +187,7 @@ When a signal terminates a process, its parent process can determine the cause of termination by examining the termination status code reported by the @code{wait} or @code{waitpid} functions. (This is discussed in more detail in @ref{Process Completion}.) The information it can get -includes the fact that termination was due to a signal, and the kind of +includes the fact that termination was due to a signal and the kind of signal involved. If a program you run from a shell is terminated by a signal, the shell typically prints some kind of error message. @@ -1040,15 +1040,15 @@ a handler for @code{SIGKILL} or @code{SIGSTOP}. @end table @end deftypefun -@strong{Compatibility Note:} A problem when working with the -@code{signal} function is that it has a different semantic on BSD and -SVID system. The difference is that on SVID systems the signal handler -is deinstalled after an signal was delivered. On BSD systems the +@strong{Compatibility Note:} A problem encountered when working with the +@code{signal} function is that it has different semantics on BSD and +SVID systems. The difference is that on SVID systems the signal handler +is deinstalled after signal delivery. On BSD systems the handler must be explicitly deinstalled. In the GNU C Library we use the BSD version by default. To use the SVID version you can either use the function @code{sysv_signal} (see below) or use the @code{_XOPEN_SOURCE} -feature select macro (@pxref{Feature Test Macros}). Generally it should -be avoided to use this functions due to the compatibility problems. It +feature select macro (@pxref{Feature Test Macros}). In general, use of these +functions should be avoided because of compatibility problems. It is better to use @code{sigaction} if it is available since the results are much more reliable. @@ -1082,7 +1082,7 @@ main (void) @end smallexample @noindent -Note how if a given signal was previously set to be ignored, this code +Note that if a given signal was previously set to be ignored, this code avoids altering that setting. This is because non-job-control shells often ignore certain signals when starting children, and it is important for the children to respect this. |