termpty: support DSR-PP (Printer Port) + test

src/bin/termptyesc.c

@@ -1011,6 +1011,20 @@ _handle_esc_csi_dsr(Termpty *ty, Eina_Unicode *b)
               termpty_write(ty, bf, len);
            }
          break;
+      case 15:
+         if (question_mark)
+           {
+              /* DSR-PP (Printer Port)
+               * Reply None */
+              termpty_write(ty, "\033[?13n",
+                            strlen("\033[?13n"));
+           }
+         else
+           {
+              WRN("unhandled DSR (dec specific: %s) %d",
+                  (question_mark)? "yes": "no", arg);
+           }
+         break;
       case 26:
          if (question_mark)
            {

tests/dsr-pp.sh

@@ -0,0 +1,8 @@
+#!/bin/sh
+
+# fill space with E
+printf '\033#8'
+#set color
+printf '\033[46;31;3m'
+
+printf '\033[?15n'

tests/tests.results

@@ -23,3 +23,4 @@ dsr-kbd.sh 1c474c101697080a85563d9b5bc1505c
 dsr-msr.sh 1e695391937cf7235ba96dbeae5227fd
 dsr-deccksr.sh 6c3483e8e47a110a7b97eaffd9c5ff83
 dsr-os.sh 1645f13652d7ee51d66dc93000247280
+dsr-pp.sh 0f0a7d5beccefbad4f4984fc4611276e