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Diffstat (limited to 'gdb/doc/gdb.texinfo')
| -rw-r--r-- | gdb/doc/gdb.texinfo | 15 |
1 files changed, 12 insertions, 3 deletions
diff --git a/gdb/doc/gdb.texinfo b/gdb/doc/gdb.texinfo index e6168de..341187f 100644 --- a/gdb/doc/gdb.texinfo +++ b/gdb/doc/gdb.texinfo @@ -6264,12 +6264,14 @@ already executed, in order to examine its execution in more detail. @section Giving your program a signal @table @code -@item signal @var{signalnum} +@item signal @var{signal} @kindex signal Resume execution where your program stopped, but immediately give it the -signal number @var{signalnum}. +signal @var{signal}. @var{signal} can be the name or the number of a +signal. For example, on many systems @code{signal 2} and @code{signal +SIGINT} are both ways of sending an interrupt signal. -Alternatively, if @var{signalnum} is zero, continue execution without +Alternatively, if @var{signal} is zero, continue execution without giving a signal. This is useful when your program stopped on account of a signal and would ordinary see the signal when resumed with the @code{continue} command; @samp{signal 0} causes it to resume without a @@ -6279,6 +6281,13 @@ signal. after executing the command. @end table @c @end group + +Invoking the @code{signal} command is not the same as invoking the +@code{kill} utility from the shell. Sending a signal with @code{kill} +causes @value{GDBN} to decide what to do with the signal depending on +the signal handling tables (@pxref{Signals}). The @code{signal} command +passes the signal directly to your program. + @end ifclear @node Returning |