1 files changed, 32 insertions, 9 deletions

diff --git a/st.c b/st.c
index 314bf3f..e60643c 100644
--- a/st.c
+++ b/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 @@ csihandle(void) {
                 switch(csiescseq.arg[0]) {
                 case 0:
                 case 1:
+                        tdumpline(term.c.y);
+                        break;
                 case 4:
                         term.mode &= ~MODE_PRINT;
                         break;
@@ -2266,6 +2270,31 @@ strreset(void) {
 }
 
 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 @@ tputc(char *c, int len) {
                 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