40 lines
786 B
C
40 lines
786 B
C
/* signame.c -- get the name of a signal
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Copyright 2012 The Go Authors. All rights reserved.
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Use of this source code is governed by a BSD-style
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license that can be found in the LICENSE file. */
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#include <string.h>
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#include "runtime.h"
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#include "arch.h"
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#include "malloc.h"
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String Signame (intgo sig) asm ("syscall.Signame");
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String
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Signame (intgo sig)
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{
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const char* s = NULL;
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char buf[100];
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size_t len;
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byte *data;
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String ret;
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#if defined(HAVE_STRSIGNAL)
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s = strsignal (sig);
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#endif
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if (s == NULL)
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{
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snprintf(buf, sizeof buf, "signal %ld", (long) sig);
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s = buf;
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}
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len = __builtin_strlen (s);
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data = runtime_mallocgc (len, FlagNoPointers, 0, 0);
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__builtin_memcpy (data, s, len);
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ret.str = data;
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ret.len = len;
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return ret;
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}
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