1 /* log.c - Log to logcat.
2 *
3 * Copyright 2016 The Android Open Source Project
4
5 USE_LOG(NEWTOY(log, "p:t:", TOYFLAG_USR|TOYFLAG_SBIN))
6
7 config LOG
8 bool "log"
9 depends on TOYBOX_ON_ANDROID
10 default y
11 help
12 usage: log [-p PRI] [-t TAG] [MESSAGE...]
13
14 Logs message (or stdin) to logcat.
15
16 -p Use the given priority instead of INFO:
17 d: DEBUG e: ERROR f: FATAL i: INFO v: VERBOSE w: WARN s: SILENT
18 -t Use the given tag instead of "log"
19 */
20
21 #define FOR_log
22 #include "toys.h"
23
24 GLOBALS(
25 char *t, *p;
26
27 int pri;
28 )
29
log_line(char ** pline,long len)30 static void log_line(char **pline, long len)
31 {
32 if (!pline) return;
33 __android_log_write(TT.pri, TT.t, *pline);
34 }
35
log_main(void)36 void log_main(void)
37 {
38 char *s = toybuf;
39 int i;
40
41 TT.pri = ANDROID_LOG_INFO;
42 if (TT.p) {
43 i = stridx("defisvw", tolower(*TT.p));
44 if (i==-1 || strlen(TT.p)!=1) error_exit("bad -p '%s'", TT.p);
45 TT.pri = (int[]) {ANDROID_LOG_DEBUG, ANDROID_LOG_ERROR,
46 ANDROID_LOG_FATAL, ANDROID_LOG_INFO, ANDROID_LOG_SILENT,
47 ANDROID_LOG_VERBOSE, ANDROID_LOG_WARN}[i];
48 }
49 if (!TT.t) TT.t = "log";
50
51 if (toys.optc) {
52 for (i = 0; toys.optargs[i]; i++) {
53 if (i) *s++ = ' ';
54 if ((s-toybuf)+strlen(toys.optargs[i])>=1024) {
55 memcpy(s, toys.optargs[i], 1024-(s-toybuf));
56 toybuf[1024] = 0;
57 error_msg("log cut at 1024 bytes");
58 break;
59 }
60 s = stpcpy(s, toys.optargs[i]);
61 }
62 } else do_lines(0, '\n', log_line);
63
64 __android_log_write(TT.pri, TT.t, toybuf);
65 }
66