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-rw-r--r--exfat/libexfat/log.c108
1 files changed, 108 insertions, 0 deletions
diff --git a/exfat/libexfat/log.c b/exfat/libexfat/log.c
new file mode 100644
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--- /dev/null
+++ b/exfat/libexfat/log.c
@@ -0,0 +1,108 @@
+/*
+ log.c (02.09.09)
+ exFAT file system implementation library.
+
+ Copyright (C) 2010-2012 Andrew Nayenko
+
+ This program is free software: you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation, either version 3 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program. If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#include "exfat.h"
+#include <stdarg.h>
+#include <syslog.h>
+#include <unistd.h>
+
+int exfat_errors;
+
+/*
+ * This message means an internal bug in exFAT implementation.
+ */
+void exfat_bug(const char* format, ...)
+{
+ va_list ap, aq;
+
+ va_start(ap, format);
+ va_copy(aq, ap);
+
+ fflush(stdout);
+ fputs("BUG: ", stderr);
+ vfprintf(stderr, format, ap);
+ va_end(ap);
+ fputs(".\n", stderr);
+
+ if (!isatty(STDERR_FILENO))
+ vsyslog(LOG_CRIT, format, aq);
+ va_end(aq);
+
+ abort();
+}
+
+/*
+ * This message means an error in exFAT file system.
+ */
+void exfat_error(const char* format, ...)
+{
+ va_list ap, aq;
+
+ exfat_errors++;
+ va_start(ap, format);
+ va_copy(aq, ap);
+
+ fflush(stdout);
+ fputs("ERROR: ", stderr);
+ vfprintf(stderr, format, ap);
+ va_end(ap);
+ fputs(".\n", stderr);
+
+ if (!isatty(STDERR_FILENO))
+ vsyslog(LOG_ERR, format, aq);
+ va_end(aq);
+}
+
+/*
+ * This message means that there is something unexpected in exFAT file system
+ * that can be a potential problem.
+ */
+void exfat_warn(const char* format, ...)
+{
+ va_list ap, aq;
+
+ va_start(ap, format);
+ va_copy(aq, ap);
+
+ fflush(stdout);
+ fputs("WARN: ", stderr);
+ vfprintf(stderr, format, ap);
+ va_end(ap);
+ fputs(".\n", stderr);
+
+ if (!isatty(STDERR_FILENO))
+ vsyslog(LOG_WARNING, format, aq);
+ va_end(aq);
+}
+
+/*
+ * Just debug message. Disabled by default.
+ */
+void exfat_debug(const char* format, ...)
+{
+ va_list ap;
+
+ fflush(stdout);
+ fputs("DEBUG: ", stderr);
+ va_start(ap, format);
+ vfprintf(stderr, format, ap);
+ va_end(ap);
+ fputs(".\n", stderr);
+}