1 files changed, 139 insertions, 0 deletions
diff --git a/lib/libsysdecode/signal.c b/lib/libsysdecode/signal.c
new file mode 100644
index 000000000000..29666eef3086
--- /dev/null
+++ b/lib/libsysdecode/signal.c
@@ -0,0 +1,139 @@
+/*-
+ * Copyright (c) 2016 John H. Baldwin <jhb@FreeBSD.org>
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+#include <sys/param.h>
+#include <signal.h>
+#include <stdbool.h>
+#include <stdio.h>
+#include <sysdecode.h>
+
+static const char *signames[] = {
+	[SIGHUP] = "SIGHUP",
+	[SIGINT] = "SIGINT",
+	[SIGQUIT] = "SIGQUIT",
+	[SIGILL] = "SIGILL",
+	[SIGTRAP] = "SIGTRAP",
+	[SIGABRT] = "SIGABRT",
+	[SIGEMT] = "SIGEMT",
+	[SIGFPE] = "SIGFPE",
+	[SIGKILL] = "SIGKILL",
+	[SIGBUS] = "SIGBUS",
+	[SIGSEGV] = "SIGSEGV",
+	[SIGSYS] = "SIGSYS",
+	[SIGPIPE] = "SIGPIPE",
+	[SIGALRM] = "SIGALRM",
+	[SIGTERM] = "SIGTERM",
+	[SIGURG] = "SIGURG",
+	[SIGSTOP] = "SIGSTOP",
+	[SIGTSTP] = "SIGTSTP",
+	[SIGCONT] = "SIGCONT",
+	[SIGCHLD] = "SIGCHLD",
+	[SIGTTIN] = "SIGTTIN",
+	[SIGTTOU] = "SIGTTOU",
+	[SIGIO] = "SIGIO",
+	[SIGXCPU] = "SIGXCPU",
+	[SIGXFSZ] = "SIGXFSZ",
+	[SIGVTALRM] = "SIGVTALRM",
+	[SIGPROF] = "SIGPROF",
+	[SIGWINCH] = "SIGWINCH",
+	[SIGINFO] = "SIGINFO",
+	[SIGUSR1] = "SIGUSR1",
+	[SIGUSR2] = "SIGUSR2",
+	[SIGTHR] = "SIGTHR",
+	[SIGLIBRT] = "SIGLIBRT",
+
+	/* XXX: Solaris uses SIGRTMIN, SIGRTMIN+<x>...SIGRTMAX-<x>, SIGRTMAX */
+	[SIGRTMIN] = "SIGRT0",
+	[SIGRTMIN + 1] = "SIGRT1",
+	[SIGRTMIN + 2] = "SIGRT2",
+	[SIGRTMIN + 3] = "SIGRT3",
+	[SIGRTMIN + 4] = "SIGRT4",
+	[SIGRTMIN + 5] = "SIGRT5",
+	[SIGRTMIN + 6] = "SIGRT6",
+	[SIGRTMIN + 7] = "SIGRT7",
+	[SIGRTMIN + 8] = "SIGRT8",
+	[SIGRTMIN + 9] = "SIGRT9",
+	[SIGRTMIN + 10] = "SIGRT10",
+	[SIGRTMIN + 11] = "SIGRT11",
+	[SIGRTMIN + 12] = "SIGRT12",
+	[SIGRTMIN + 13] = "SIGRT13",
+	[SIGRTMIN + 14] = "SIGRT14",
+	[SIGRTMIN + 15] = "SIGRT15",
+	[SIGRTMIN + 16] = "SIGRT16",
+	[SIGRTMIN + 17] = "SIGRT17",
+	[SIGRTMIN + 18] = "SIGRT18",
+	[SIGRTMIN + 19] = "SIGRT19",
+	[SIGRTMIN + 20] = "SIGRT20",
+	[SIGRTMIN + 21] = "SIGRT21",
+	[SIGRTMIN + 22] = "SIGRT22",
+	[SIGRTMIN + 23] = "SIGRT23",
+	[SIGRTMIN + 24] = "SIGRT24",
+	[SIGRTMIN + 25] = "SIGRT25",
+	[SIGRTMIN + 26] = "SIGRT26",
+	[SIGRTMIN + 27] = "SIGRT27",
+	[SIGRTMIN + 28] = "SIGRT28",
+	[SIGRTMIN + 29] = "SIGRT29",
+	[SIGRTMIN + 30] = "SIGRT30",
+	[SIGRTMIN + 31] = "SIGRT31",
+	[SIGRTMIN + 32] = "SIGRT32",
+	[SIGRTMIN + 33] = "SIGRT33",
+	[SIGRTMIN + 34] = "SIGRT34",
+	[SIGRTMIN + 35] = "SIGRT35",
+	[SIGRTMIN + 36] = "SIGRT36",
+	[SIGRTMIN + 37] = "SIGRT37",
+	[SIGRTMIN + 38] = "SIGRT38",
+	[SIGRTMIN + 39] = "SIGRT39",
+	[SIGRTMIN + 40] = "SIGRT40",
+	[SIGRTMIN + 41] = "SIGRT41",
+	[SIGRTMIN + 42] = "SIGRT42",
+	[SIGRTMIN + 43] = "SIGRT43",
+	[SIGRTMIN + 44] = "SIGRT44",
+	[SIGRTMIN + 45] = "SIGRT45",
+	[SIGRTMIN + 46] = "SIGRT46",
+	[SIGRTMIN + 47] = "SIGRT47",
+	[SIGRTMIN + 48] = "SIGRT48",
+	[SIGRTMIN + 49] = "SIGRT49",
+	[SIGRTMIN + 50] = "SIGRT50",
+	[SIGRTMIN + 51] = "SIGRT51",
+	[SIGRTMIN + 52] = "SIGRT52",
+	[SIGRTMIN + 53] = "SIGRT53",
+	[SIGRTMIN + 54] = "SIGRT54",
+	[SIGRTMIN + 55] = "SIGRT55",
+	[SIGRTMIN + 56] = "SIGRT56",
+	[SIGRTMIN + 57] = "SIGRT57",
+	[SIGRTMIN + 58] = "SIGRT58",
+	[SIGRTMIN + 59] = "SIGRT59",
+	[SIGRTMIN + 60] = "SIGRT60",
+	[SIGRTMIN + 61] = "SIGRT61",
+};
+
+const char *
+sysdecode_signal(int sig)
+{
+
+	if ((unsigned)sig < nitems(signames))
+		return (signames[sig]);
+	return (NULL);
+}