implementing messaging.

ToDo: remove pprint.
mscp should use mpr_* functions, and main.c should use
just fprintf(stdout, "\r\033[K" fmt, ...) for printing progress bar.

1 files changed, 33 insertions, 0 deletions

diff --git a/src/message.c b/src/message.c
index 2c69c3f..29f9970 100644
--- a/src/message.c
+++ b/src/message.c
@@ -2,9 +2,12 @@
 #include <stdarg.h>
 #include <string.h>
 #include <limits.h>
+#include <pthread.h>
 
 #include <message.h>
 
+/* mscp error message buffer */
+
 #define MSCP_ERRMSG_SIZE	(PATH_MAX * 2)
 
 static char errmsg[MSCP_ERRMSG_SIZE];
@@ -23,3 +26,33 @@ const char *mscp_get_error()
 {
 	return errmsg;
 }
+
+
+/* message print functions */
+
+static int mprint_serverity = MSCP_SEVERITY_WARN;
+static pthread_mutex_t mprint_lock = PTHREAD_MUTEX_INITIALIZER;
+
+void mprint_set_severity(int serverity)
+{
+	if (serverity < 0)
+		mprint_serverity = -1; /* no print */
+	mprint_serverity = serverity;
+}
+
+void mprint(int fd, int serverity, const char *fmt, ...)
+{
+	va_list va;
+	int ret;
+
+	if (fd < 0)
+		return;
+
+	if (serverity <= mprint_serverity) {
+		pthread_mutex_lock(&mprint_lock);
+		va_start(va, fmt);
+		vdprintf(fd, fmt, va);
+		va_end(va);
+		pthread_mutex_unlock(&mprint_lock);
+	}
+}