all repos — st @ cf332a325dafe7e9ed6d87df9dcec29149c5042c

st (suckless terminal) config 

Add MC for a single line

This sequence print the current line. It is different to the
'printer on' sequence, where all the characters that arrive to the
terminal are printer. Here only the ascii characters are printed.
Roberto E. Vargas Caballero k0ga@shike2.com
commit

cf332a325dafe7e9ed6d87df9dcec29149c5042c

parent

1f0d981bd7a1450ddfae3591c6e457253b3a6842

1 files changed, 32 insertions(+), 9 deletions(-)

jump to
M st.c → st.c 
@@ -356,6 +356,8 @@ static void strparse(void);
 static void strreset(void);
 
 static int tattrset(int);
+static void tprinter(char *s, size_t len);
+static void tdumpline(int);
 static void tclearregion(int, int, int, int);
 static void tcursor(int);
 static void tdeletechar(int);

@@ -470,7 +472,7 @@ static STREscape strescseq;
 static int cmdfd;
 static pid_t pid;
 static Selection sel;
-static int iofd;
+static int iofd = STDOUT_FILENO;
 static char **opt_cmd = NULL;
 static char *opt_io = NULL;
 static char *opt_title = NULL;

@@ -1985,6 +1987,8 @@ case 'i': /* MC -- Media Copy */
 		switch(csiescseq.arg[0]) {
 		case 0:
 		case 1:
+			tdumpline(term.c.y);
+			break;
 		case 4:
 			term.mode &= ~MODE_PRINT;
 			break;

@@ -2266,6 +2270,31 @@ memset(&strescseq, 0, sizeof(strescseq));
 }
 
 void
+tprinter(char *s, size_t len) {
+	if(iofd != -1 && xwrite(iofd, s, len) < 0) {
+		fprintf(stderr, "Error writing in %s:%s\n",
+			opt_io, strerror(errno));
+		close(iofd);
+		iofd = -1;
+	}
+}
+
+void
+tdumpline(int n) {
+	Glyph *bp, *end;
+
+	bp = &term.line[n][0];
+	end = &bp[term.col-1];
+	while(end > bp && !strcmp(" ", end->c))
+		--end;
+	if(bp != end || strcmp(bp->c, " ")) {
+		for( ;bp <= end; ++bp)
+			tprinter(bp->c, strlen(bp->c));
+	}
+	tprinter("\n", 1);
+}
+
+void
 tputtab(bool forward) {
 	uint x = term.c.x;
 

@@ -2346,14 +2375,8 @@ utf8decode(c, &u8char);
 		width = wcwidth(u8char);
 	}
 
-	if(IS_SET(MODE_PRINT) && iofd != -1) {
-		if(xwrite(iofd, c, len) < 0) {
-			fprintf(stderr, "Error writing in %s:%s\n",
-				opt_io, strerror(errno));
-			close(iofd);
-			iofd = -1;
-		}
-	}
+	if(IS_SET(MODE_PRINT))
+		tprinter(c, len);
 
 	/*
 	 * STR sequences must be checked before anything else