support stdio for curses interface

 * ./sciteco commandline help works now
 * messages issued during batch-mode macro processing are written to stdout/stderr
 * output can be redirected

1 files changed, 24 insertions, 0 deletions

diff --git a/main.cpp b/main.cpp
index f551450..300d2f8 100644
--- a/main.cpp
+++ b/main.cpp
@@ -1,3 +1,4 @@
+#include <stdarg.h>
 #include <stdio.h>
 #include <string.h>
 #include <stdlib.h>
@@ -19,6 +20,29 @@
 
 static gchar *mung_file = NULL;
 
+void
+Interface::stdio_vmsg(MessageType type, const gchar *fmt, va_list ap)
+{
+	gchar buf[255];
+
+	g_vsnprintf(buf, sizeof(buf), fmt, ap);
+
+	switch (type) {
+	case MSG_USER:
+		g_printf("%s\n", buf);
+		break;
+	case MSG_INFO:
+		g_printf("Info: %s\n", buf);
+		break;
+	case MSG_WARNING:
+		g_fprintf(stderr, "Warning: %s\n", buf);
+		break;
+	case MSG_ERROR:
+		g_fprintf(stderr, "Error: %s\n", buf);
+		break;
+	}
+}
+
 static inline void
 process_options(int &argc, char **&argv)
 {