cho2txt

commit ca0bbeaf1daae12da3935bac24ee811d514adf76
parent a103eec849a16123090606f52f3a718e3b3829cd
Author: nibo <kroekerrobin@gmail.com>
Date:   Mon, 10 Jul 2023 18:59:02 +0200

Add -v, --version argument

Diffstat:
M
cho2txt.1
 | 
8
++++++++
M
cho2txt.c
 | 
10
++++++++--
M
cho2txt.h
 | 
2
++

3 files changed, 18 insertions(+), 2 deletions(-)
diff --git a/cho2txt.1 b/cho2txt.1
@@ -5,6 +5,8 @@ cho2txt - Extract lyrics from chordpro files
 .B cho2txt
 [-t]
 [-d]
+[-h]
+[-v]
 [FILE]...
 .SH DESCRIPTION
 .PP
@@ -20,6 +22,12 @@ Print the title of the song, e.g. 'Love Me Tender'.
 .TP
 \fB\,-d\/\fR, \fB\,--directive\/\fR
 Print the title of the song as chordpro directive, e.g. '{title: Love Me Tender}'
+.TP
+\fB\,-h\/\fR, \fB\,--help\/\fR
+Print help information.
+.TP
+\fB\,-v\/\fR, \fB\,--version\/\fR
+Print program version to stdout.
 .SH EXAMPLES
 .sp
 .RS 4
diff --git a/cho2txt.c b/cho2txt.c
@@ -12,7 +12,9 @@ void printHelp()
 	static const char help[] = "Usage: cho2txt [-t] [-d] [FILE]...\n"
 		"Extract lyrics from chordpro files.\n\n"
 		"  -t, --title\t\tPrint title\n"
-		"  -d, --directive\tPrint title as chordpro directive\n";
+		"  -d, --directive\tPrint title as chordpro directive\n"
+		"  -h, --help\t\tPrints help information\n"
+		"  -v, --version\t\tPrint program version to stdout\n";
 	printf("%s", help);
 }
 
@@ -225,9 +227,10 @@ int main(int argc, char *argv[])
 		{ "title", no_argument, 0, 't' },
 		{ "directive", no_argument, 0, 'd' },
 		{ "help", no_argument, 0, 'h' },
+		{ "version", no_argument, 0, 'v' },
 		{ 0, 0, 0, 0 }
 	};
-	while ((o = getopt_long(argc, argv, "td", long_options, &optionIndex)) != -1) {
+	while ((o = getopt_long(argc, argv, "tdhv", long_options, &optionIndex)) != -1) {
 		switch(o) {
 			case 't':
 				printTitle = PRINT_TITLE;
@@ -238,6 +241,9 @@ int main(int argc, char *argv[])
 			case 'h':
 				printHelp();
 				return 0;
+			case 'v':
+				printf("%.1f\n", VERSION);
+				return 0;
 		}
 	}
 	if (argc == optind)
diff --git a/cho2txt.h b/cho2txt.h
@@ -1,3 +1,5 @@
+#define VERSION 1.0
+
 enum print
 {
 	PRINT_NO,