lchat

commit e9128d260575a52bf5673a05bd7cda764b9fb0bf
parent a9a7b27121824c3969f62df587fe0916d869cb83
Author: Jan Klemkow <j.klemkow@wemelug.de>
Date:   Sat,  7 Nov 2015 05:04:52 +0100

add option to set the terminals window title

Diffstat:
M
lchat.1
 | 
10
++++++++++
M
lchat.c
 | 
12
+++++++++---

2 files changed, 19 insertions(+), 3 deletions(-)
diff --git a/lchat.1 b/lchat.1
@@ -9,6 +9,7 @@
 .Op Fl nh
 .Op Fl H Ar lines
 .Op Fl p Ar prompt
+.Op Fl t Ar title
 .Op Fl i Ar in
 .Op Fl o Ar out
 .Op directory
@@ -35,6 +36,15 @@ of chat history.
 Use
 .Ar prompt
 as prompt for the input line.
+.It Fl t Ar title
+Use
+.Ar title
+as title terminal window.
+In a
+.Xr tmux 1
+or
+.Xr screen 1
+environment its change the window name instead of the window title.
 .It Fl i Ar in
 Use path of
 .Ar in
diff --git a/lchat.c b/lchat.c
@@ -57,8 +57,8 @@ line_output(struct slackline *sl, char *file)
 static void
 usage(void)
 {
-	fprintf(stderr, "lchar [-nh] [-H lines] [-p prompt] [-i in] [-o out] "
-	    "[directory]\n");
+	fprintf(stderr, "lchar [-nh] [-H lines] [-p prompt] [-t title] [-i in]"
+	    " [-o out] [directory]\n");
 	exit(EXIT_FAILURE);
 }
 
@@ -81,7 +81,7 @@ main(int argc, char *argv[])
 	char *out_file = NULL;
 	FILE *tail_fh;
 
-	while ((ch = getopt(argc, argv, "H:i:no:p:h")) != -1) {
+	while ((ch = getopt(argc, argv, "H:i:no:p:t:h")) != -1) {
 		switch (ch) {
 		case 'H':
 			errno = 0;
@@ -105,6 +105,12 @@ main(int argc, char *argv[])
 				err(EXIT_FAILURE, "strdup");
 			prompt_len = strlen(prompt);
 			break;
+		case 't':	/* set optarg to terminal's window title */
+			if (strcmp(getenv("TERM"), "screen") == 0)
+				printf("\033k%s\033\\", optarg);
+			else
+				printf("\033]0;%s\a", optarg);
+			break;
 		case 'h':
 		default:
 			usage();