xref: /third_party/toybox/toys/android/log.c (revision 0f66f451)
1/* log.c - Log to logcat.
2 *
3 * Copyright 2016 The Android Open Source Project
4
5USE_LOG(NEWTOY(log, "<1p:t:", TOYFLAG_USR|TOYFLAG_SBIN))
6
7config 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 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
24GLOBALS(
25  char *t, *p;
26)
27
28void log_main(void)
29{
30  android_LogPriority pri = ANDROID_LOG_INFO;
31  char *s = toybuf;
32  int i;
33
34  if (TT.p) {
35    i = stridx("defisvw", tolower(*TT.p));
36    if (i==-1 || strlen(TT.p)!=1) error_exit("bad -p '%s'", TT.p);
37    pri = (android_LogPriority []){ANDROID_LOG_DEBUG, ANDROID_LOG_ERROR,
38      ANDROID_LOG_FATAL, ANDROID_LOG_INFO, ANDROID_LOG_SILENT,
39      ANDROID_LOG_VERBOSE, ANDROID_LOG_WARN}[i];
40  }
41  if (!TT.t) TT.t = "log";
42
43  for (i = 0; toys.optargs[i]; i++) {
44    if (i) *s++ = ' ';
45    if ((s-toybuf)+strlen(toys.optargs[i])>=1024) {
46      memcpy(s, toys.optargs[i], 1024-(s-toybuf));
47      toybuf[1024] = 0;
48      error_msg("log cut at 1024 bytes");
49
50      break;
51    }
52    s = stpcpy(s, toys.optargs[i]);
53  }
54
55  __android_log_write(pri, TT.t, toybuf);
56}
57