new Android toy: log

1 files changed, 63 insertions, 0 deletions

diff --git a/toys/android/log.c b/toys/android/log.c
new file mode 100644
index 00000000..a7a8370c
--- /dev/null
+++ b/toys/android/log.c
@@ -0,0 +1,63 @@
+/* log.c - Log to logcat.
+ *
+ * Copyright 2016 The Android Open Source Project
+
+USE_LOG(NEWTOY(log, "<1p:t:", TOYFLAG_USR|TOYFLAG_SBIN))
+
+config LOG
+  bool "log"
+  depends on TOYBOX_ON_ANDROID
+  default y
+  help
+    usage: log [-p PRI] [-t TAG] MESSAGE...
+
+    Logs message to logcat.
+
+    -p	use the given priority instead of INFO:
+    		d: DEBUG  e: ERROR    f: FATAL
+    		i: INFO   v: VERBOSE  w: WARN
+    -t	use the given tag instead of "log"
+*/
+
+#define FOR_log
+#include "toys.h"
+
+#if defined(__ANDROID__)
+#include <android/log.h>
+#endif
+
+GLOBALS(
+  char *tag;
+  char *pri;
+)
+
+void log_main(void)
+{
+#if defined(__ANDROID__)
+  android_LogPriority pri = ANDROID_LOG_INFO;
+  int i;
+
+  if (TT.pri) {
+    if (strlen(TT.pri) != 1) TT.pri = "?";
+    switch (tolower(*TT.pri)) {
+    case 'd': pri = ANDROID_LOG_DEBUG; break;
+    case 'e': pri = ANDROID_LOG_ERROR; break;
+    case 'f': pri = ANDROID_LOG_FATAL; break;
+    case 'i': pri = ANDROID_LOG_INFO; break;
+    case 's': pri = ANDROID_LOG_SILENT; break;
+    case 'v': pri = ANDROID_LOG_VERBOSE; break;
+    case 'w': pri = ANDROID_LOG_WARN; break;
+    case '*': pri = ANDROID_LOG_DEFAULT; break;
+    default: error_exit("bad -p '%s'", TT.pri);
+    }
+  }
+  if (!TT.tag) TT.tag = "log";
+
+  for (i = 0; toys.optargs[i]; i++) {
+    if (i > 0) xstrncat(toybuf, " ", sizeof(toybuf));
+    xstrncat(toybuf, toys.optargs[i], sizeof(toybuf));
+  }
+
+  __android_log_write(pri, TT.tag, toybuf);
+#endif
+}