Retro68/gcc/libgo/go/syscall/signame.c

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2012-03-27 23:13:14 +00:00
/* signame.c -- get the name of a signal
Copyright 2012 The Go Authors. All rights reserved.
Use of this source code is governed by a BSD-style
license that can be found in the LICENSE file. */
#include <string.h>
#include "config.h"
#include "runtime.h"
#include "arch.h"
#include "malloc.h"
String Signame (int sig) asm ("libgo_syscall.syscall.Signame");
String
Signame (int sig)
{
const char* s = NULL;
char buf[100];
size_t len;
unsigned char *data;
String ret;
#if defined(HAVE_STRSIGNAL)
s = strsignal (sig);
#endif
if (s == NULL)
{
snprintf(buf, sizeof buf, "signal %d", sig);
s = buf;
}
len = __builtin_strlen (s);
data = runtime_mallocgc (len, FlagNoPointers, 0, 0);
__builtin_memcpy (data, s, len);
ret.__data = data;
ret.__length = len;
return ret;
}