From 0fbd9108a5f47bb95950fb40a8694796175e9b9d Mon Sep 17 00:00:00 2001
From: relan <relan@users.noreply.github.com>
Date: Thu, 16 Mar 2017 11:01:54 +0300
Subject: [PATCH] Android: print log messages to logcat.

Android does not have syslog.
---
 libexfat/log.c | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/libexfat/log.c b/libexfat/log.c
index d62bf75..45e6403 100644
--- a/libexfat/log.c
+++ b/libexfat/log.c
@@ -22,7 +22,11 @@
 
 #include "exfat.h"
 #include <stdarg.h>
+#ifdef __ANDROID__
+#include <android/log.h>
+#else
 #include <syslog.h>
+#endif
 #include <unistd.h>
 
 int exfat_errors;
@@ -43,8 +47,12 @@ void exfat_bug(const char* format, ...)
 	va_end(ap);
 	fputs(".\n", stderr);
 
+#ifdef __ANDROID__
+	__android_log_vprint(ANDROID_LOG_FATAL, PACKAGE, fmt, aq);
+#else
 	if (!isatty(STDERR_FILENO))
 		vsyslog(LOG_CRIT, format, aq);
+#endif
 	va_end(aq);
 
 	abort();
@@ -67,8 +75,12 @@ void exfat_error(const char* format, ...)
 	va_end(ap);
 	fputs(".\n", stderr);
 
+#ifdef __ANDROID__
+	__android_log_vprint(ANDROID_LOG_ERROR, PACKAGE, fmt, aq);
+#else
 	if (!isatty(STDERR_FILENO))
 		vsyslog(LOG_ERR, format, aq);
+#endif
 	va_end(aq);
 }
 
@@ -89,8 +101,12 @@ void exfat_warn(const char* format, ...)
 	va_end(ap);
 	fputs(".\n", stderr);
 
+#ifdef __ANDROID__
+	__android_log_vprint(ANDROID_LOG_WARN, PACKAGE, fmt, aq);
+#else
 	if (!isatty(STDERR_FILENO))
 		vsyslog(LOG_WARNING, format, aq);
+#endif
 	va_end(aq);
 }
 
-- 
2.11.0