new loader support

1 files changed, 55 insertions, 0 deletions

diff --git a/loader/log.c b/loader/log.c
new file mode 100644
index 000000000..47b22761a
--- /dev/null
+++ b/loader/log.c
@@ -0,0 +1,55 @@
+#include <fcntl.h>
+#include <stdarg.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+
+#include "log.h"
+
+static FILE * logfile = NULL;
+static int logfd;
+static int logDebugMessages = 0;
+
+static void doLogMessage(const char * s, va_list args);
+
+void logMessage(const char * s, ...) {
+    va_list args;
+
+    if (!logfile) return;
+
+    va_start(args, s);
+
+    fprintf(logfile, "* ");
+    vfprintf(logfile, s, args);
+    fprintf(logfile, "\n");
+    fflush(logfile);
+
+    va_end(args);
+
+    return;
+}
+
+void openLog(int useLocal) {
+    if (!useLocal) {
+	logfile = fopen("/dev/tty3", "w");
+	if (logfile)
+	    logfd = open("/dev/tty3", O_WRONLY);
+	else {
+	    logfile = fopen("/tmp/install.log", "a");
+	    logfd = open("/tmp/install.log", O_WRONLY| O_APPEND);
+	}
+    } else {
+	logfile = fopen("debug.log", "w");
+	logfd = open("debug.log", O_WRONLY);
+    }
+
+    if (getenv("DEBUG")) logDebugMessages = 1;
+}
+
+void closeLog(void) {
+    if (logfile) {
+	fclose(logfile);
+	close(logfd);
+    }
+}
+