Add command M to display song message

Signed-off-by: Claudio Matsuoka <cmatsuoka@gmail.com>

Changelog

@@ -2,6 +2,7 @@ Stable versions
 ---------------
 
 4.0.8 ():
+	- Add command M to display song message
 	- Fix ignored amplify option (by Dennis Lindroos)
 	- Fix Win64 compatibility (by Ozkan Sezer)
 	- Fix screen corruption with large number of rows

src/commands.c

@@ -219,6 +219,7 @@ void read_command(xmp_context handle, struct xmp_module_info *mi, struct control
 	case 'i':
 	case 'I':
 	case 'S':
+	case 'M':
 	case 'm':
 		ctl->display = cmd;
 		break;

src/common.h

@@ -79,6 +79,7 @@ void info_frame(struct xmp_module_info *, struct xmp_frame_info *, struct contro
 void info_ins_smp(struct xmp_module_info *);
 void info_instruments(struct xmp_module_info *);
 void info_samples(struct xmp_module_info *);
+void info_comment(struct xmp_module_info *);
 void info_help(void);
 
 /* commands */

src/info.c

@@ -30,6 +30,7 @@ void info_help(void)
 "      Z         Display current sequence\n"
 "      z         Toggle subsong explorer mode\n"
 "      l         Toggle loop mode\n"
+"      M         Display message (if any)\n"
 "      m         Display module information\n"
 "      i         Display combined instrument/sample list\n"
 "      I         Display instrument list\n"
@@ -311,3 +312,22 @@ void info_samples(struct xmp_module_info *mi)
 	}
 }
 
+void info_comment(struct xmp_module_info *mi)
+{
+	if (mi->comment != NULL) {
+		char *c = mi->comment;
+
+		while (*c != 0) {
+			report("> ");
+			do {
+				if (*c == 0)
+					break;
+				report("%c", *c);
+			} while (*c++ != '\n');
+		}		
+		report("\n\n");
+	} else {
+		report("<no message>\n\n");
+	}
+}
+

src/main.c

@@ -117,6 +117,9 @@ static void show_info(int what, struct xmp_module_info *mi)
 	case 'S':
 		info_samples(mi);
 		break;
+	case 'M':
+		info_comment(mi);
+		break;
 	case 'm':
 		info_mod(mi);
 		break;

src/xmp.1

@@ -1,4 +1,4 @@
-.TH "XMP" "1" "Version 4\&.0\&.7" "Jan 2014" "Extended Module Player" 
+.TH "XMP" "1" "Version 4\&.0\&.8" "Jun 2014" "Extended Module Player" 
 .PP 
 .SH "NAME" 
 xmp - Extended Module Player
@@ -209,6 +209,8 @@ Display current sequence\&.
 Toggle subsong explorer mode\&.
 .IP "\fBl\fP" 
 Toggle module/sequence looping\&.
+.IP "\fBM\fP" 
+Display message\&, if any\&.
 .IP "\fBm\fP" 
 Display module information\&.
 .IP "\fBi\fP"