Tcl8.6.13/Tk8.6.13 Documentation > Tcl C API > Signal

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NAME

Tcl_SignalId, Tcl_SignalMsg — Convert signal codes

SYNOPSIS

#include <tcl.h>
const char *
Tcl_SignalId(sig)
const char *
Tcl_SignalMsg(sig)

ARGUMENTS

int sig (in)
A POSIX signal number such as SIGPIPE.

DESCRIPTION

Tcl_SignalId and Tcl_SignalMsg return a string representation of the provided signal number (sig). Tcl_SignalId returns a machine-readable textual identifier such as “SIGPIPE”. Tcl_SignalMsg returns a human-readable string such as “bus error”. The strings returned by these functions are statically allocated and the caller must not free or modify them.

KEYWORDS

signals, signal numbers
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