termpty: correctly handle wrap (DECAWM)

src/bin/termptyesc.c

@@ -329,7 +329,7 @@ _handle_esc_csi_reset_mode(Termpty *ty, Eina_Unicode cc, Eina_Unicode *b,
                        mode);
                    break;
                 case 7:
-                   DBG("set wrap mode to %i", mode);
+                   DBG("DECAWM: set/reset wrap mode to %i", mode);
                    ty->termstate.wrap = mode;
                    break;
                 case 8:

src/bin/termptyops.c

@@ -258,7 +258,6 @@ termpty_text_append(Termpty *ty, const Eina_Unicode *codepoints, int len)
                {
                   ty->cursor_state.cx = max_right - offset;
                   TERMPTY_RESTRICT_FIELD(ty->cursor_state.cx, 0, max_right);
-                  return;
                }
              TERMPTY_RESTRICT_FIELD(ty->cursor_state.cx, 0, max_right);
           }

tests/decawm.sh

@@ -0,0 +1,49 @@
+#!/bin/sh
+#set color
+printf '\033[46;31;3m'
+# fill space with E
+printf '\033#8'
+
+# set wrap mode
+printf '\033[?7h'
+# move to 1; 75
+printf '\033[1;75Habcdefghijkl'
+# reset wrap mode
+printf '\033[?7l'
+# move to 3; 75
+printf '\033[3;75Habcdefghijkl'
+
+
+# set top/bottom margins:
+printf '\033[10;20r'
+# allow left/right margins
+printf '\033[?69h'
+# set left/right margins:
+printf '\033[5;15s'
+# fill margin with @
+printf '\033[64;10;5;20;15$x'
+
+# set wrap mode
+printf '\033[?7h'
+# move
+printf '\033[12;12Habcdefghijkl'
+# reset wrap mode
+printf '\033[?7l'
+# move
+printf '\033[15;12Habcdefghijkl'
+
+
+# set left/right margins:
+printf '\033[25;35s'
+# fill margin with @
+printf '\033[64;10;25;20;35$x'
+# restrict cursor
+printf '\033[?6h'
+# set wrap mode
+printf '\033[?7h'
+# move
+printf '\033[2;5Habcdefghijkl'
+# reset wrap mode
+printf '\033[?7l'
+# move
+printf '\033[5;5Habcdefghijkl'

tests/tests.results

@@ -35,4 +35,5 @@ dch.sh 40cf655681c098251f0dc3e7733c4db9
 cnl.sh 1f1512179c8e47e4bd880142774a3c66
 cpl.sh 9145c88adb762a6a59c5bf69191b949e
 cup.sh 11f5939a6cc990f6a7b9d1730ab3a8bf
-decaln.sh 38ca494fb468752d510daff797f7c40c
+decaln.sh 9c0cf4de336193bcdaed6ba6c0d6f590
+decawm.sh 84321e76f07b40cf9462238ec0919dc0