diff options
Diffstat (limited to 'signal.c')
-rw-r--r-- | signal.c | 21 |
1 files changed, 21 insertions, 0 deletions
@@ -207,6 +207,26 @@ signo2signm(int no) return 0; } +/* + * call-seq: + * Signal.signame(signo) -> string + * + * convert signal number to signal name + * + * Signal.trap("INT") { |signo| puts Signal.signame(signo) } + * Process.kill("INT", 0) + * + * <em>produces:</em> + * + * INT + */ +static VALUE +sig_signame(VALUE recv, VALUE signo) +{ + const char *signame = signo2signm(NUM2INT(signo)); + return rb_str_new_cstr(signame); +} + const char * ruby_signal_name(int no) { @@ -1086,6 +1106,7 @@ Init_signal(void) rb_define_global_function("trap", sig_trap, -1); rb_define_module_function(mSignal, "trap", sig_trap, -1); rb_define_module_function(mSignal, "list", sig_list, 0); + rb_define_module_function(mSignal, "signame", sig_signame, 1); rb_define_method(rb_eSignal, "initialize", esignal_init, -1); rb_define_method(rb_eSignal, "signo", esignal_signo, 0); |