1#include <signal.h>
2#include <string.h>
3#include "locale_impl.h"
4
5#if (SIGHUP == 1) && (SIGINT == 2) && (SIGQUIT == 3) && (SIGILL == 4) \
6 && (SIGTRAP == 5) && (SIGABRT == 6) && (SIGBUS == 7) && (SIGFPE == 8) \
7 && (SIGKILL == 9) && (SIGUSR1 == 10) && (SIGSEGV == 11) && (SIGUSR2 == 12) \
8 && (SIGPIPE == 13) && (SIGALRM == 14) && (SIGTERM == 15) && (SIGSTKFLT == 16) \
9 && (SIGCHLD == 17) && (SIGCONT == 18) && (SIGSTOP == 19) && (SIGTSTP == 20) \
10 && (SIGTTIN == 21) && (SIGTTOU == 22) && (SIGURG == 23) && (SIGXCPU == 24) \
11 && (SIGXFSZ == 25) && (SIGVTALRM == 26) && (SIGPROF == 27) && (SIGWINCH == 28) \
12 && (SIGPOLL == 29) && (SIGPWR == 30) && (SIGSYS == 31)
13
14#define sigmap(x) x
15
16#else
17
18static const char map[] = {
19	[SIGHUP]    = 1,
20	[SIGINT]    = 2,
21	[SIGQUIT]   = 3,
22	[SIGILL]    = 4,
23	[SIGTRAP]   = 5,
24	[SIGABRT]   = 6,
25	[SIGBUS]    = 7,
26	[SIGFPE]    = 8,
27	[SIGKILL]   = 9,
28	[SIGUSR1]   = 10,
29	[SIGSEGV]   = 11,
30	[SIGUSR2]   = 12,
31	[SIGPIPE]   = 13,
32	[SIGALRM]   = 14,
33	[SIGTERM]   = 15,
34	[SIGSTKFLT] = 16,
35	[SIGCHLD]   = 17,
36	[SIGCONT]   = 18,
37	[SIGSTOP]   = 19,
38	[SIGTSTP]   = 20,
39	[SIGTTIN]   = 21,
40	[SIGTTOU]   = 22,
41	[SIGURG]    = 23,
42	[SIGXCPU]   = 24,
43	[SIGXFSZ]   = 25,
44	[SIGVTALRM] = 26,
45	[SIGPROF]   = 27,
46	[SIGWINCH]  = 28,
47	[SIGPOLL]   = 29,
48	[SIGPWR]    = 30,
49	[SIGSYS]    = 31
50};
51
52#define sigmap(x) ((x) >= sizeof map ? (x) : map[(x)])
53
54#endif
55
56static const char strings[] =
57	"Unknown signal\0"
58	"Hangup\0"
59	"Interrupt\0"
60	"Quit\0"
61	"Illegal instruction\0"
62	"Trace/breakpoint trap\0"
63	"Aborted\0"
64	"Bus error\0"
65	"Arithmetic exception\0"
66	"Killed\0"
67	"User defined signal 1\0"
68	"Segmentation fault\0"
69	"User defined signal 2\0"
70	"Broken pipe\0"
71	"Alarm clock\0"
72	"Terminated\0"
73	"Stack fault\0"
74	"Child process status\0"
75	"Continued\0"
76	"Stopped (signal)\0"
77	"Stopped\0"
78	"Stopped (tty input)\0"
79	"Stopped (tty output)\0"
80	"Urgent I/O condition\0"
81	"CPU time limit exceeded\0"
82	"File size limit exceeded\0"
83	"Virtual timer expired\0"
84	"Profiling timer expired\0"
85	"Window changed\0"
86	"I/O possible\0"
87	"Power failure\0"
88	"Bad system call\0"
89	"RT32"
90	"\0RT33\0RT34\0RT35\0RT36\0RT37\0RT38\0RT39\0RT40"
91	"\0RT41\0RT42\0RT43\0RT44\0RT45\0RT46\0RT47\0RT48"
92	"\0RT49\0RT50\0RT51\0RT52\0RT53\0RT54\0RT55\0RT56"
93	"\0RT57\0RT58\0RT59\0RT60\0RT61\0RT62\0RT63\0RT64"
94#if _NSIG > 65
95	"\0RT65\0RT66\0RT67\0RT68\0RT69\0RT70\0RT71\0RT72"
96	"\0RT73\0RT74\0RT75\0RT76\0RT77\0RT78\0RT79\0RT80"
97	"\0RT81\0RT82\0RT83\0RT84\0RT85\0RT86\0RT87\0RT88"
98	"\0RT89\0RT90\0RT91\0RT92\0RT93\0RT94\0RT95\0RT96"
99	"\0RT97\0RT98\0RT99\0RT100\0RT101\0RT102\0RT103\0RT104"
100	"\0RT105\0RT106\0RT107\0RT108\0RT109\0RT110\0RT111\0RT112"
101	"\0RT113\0RT114\0RT115\0RT116\0RT117\0RT118\0RT119\0RT120"
102	"\0RT121\0RT122\0RT123\0RT124\0RT125\0RT126\0RT127\0RT128"
103#endif
104	"";
105
106char *strsignal(int signum)
107{
108	const char *s = strings;
109
110	signum = sigmap(signum);
111	if (signum - 1U >= _NSIG-1) signum = 0;
112
113	for (; signum--; s++) for (; *s; s++);
114
115	return (char *)LCTRANS_CUR(s);
116}
117