[vte] parser: Add some more known sequences

[Christian Persch <chpe src gnome org>]

commit 24c4be967482aa2c152de7a46be8f6d0498f4b01
Author: Christian Persch <chpe src gnome org>
Date:   Thu Nov 12 21:37:16 2020 +0100

    parser: Add some more known sequences

 src/parser-seq.py |  7 +++++++
 src/vteseq.cc     | 53 +++++++++++++++++++++++++++++++++++++++++++++++++++--
 2 files changed, 58 insertions(+), 2 deletions(-)
---
diff --git a/src/parser-seq.py b/src/parser-seq.py
index a349d1d9..9ba0f0c1 100755
--- a/src/parser-seq.py
+++ b/src/parser-seq.py
@@ -84,6 +84,7 @@ class Source(enum.Enum):
     ECMA16 = enum.auto() # eq ISO 1745
     ECMA35 = enum.auto() # eq ISO 2022
     ECMA48 = enum.auto() # eq ISO 6429
+    HP     = enum.auto()
     ITERM2 = enum.auto()
     RLOGIN = enum.auto()
     SCO    = enum.auto()
@@ -98,6 +99,8 @@ class Source(enum.Enum):
             return cls.DEC
         elif name.endswith('_ECMA'):
             return cls.ECMA48
+        elif name.startswith('HP') or name.endswith('_HP'):
+             return cls.HP
         elif name.startswith('ITERM'):
             return cls.ITERM2
         elif name.startswith('RLOGIN'):
@@ -643,6 +646,8 @@ sequences = [
             comment='set mode ecma'),
     seq_CSI('SLS', 'h', intermediates=(Intermediate.SPACE,), flags=Flags.NOP,
             comment='set line spacing'),
+    seq_CSI('SM_HP', 'h', pintro=(ParameterIntro.GT,), flags=Flags.NOP,
+            comment='set mode hp'),
     seq_CSI('SM_DEC', 'h', pintro=(ParameterIntro.WHAT,),
             comment='set mode dec'),
     seq_CSI('MC_ECMA', 'i', flags=Flags.NOP,
@@ -661,6 +666,8 @@ sequences = [
             comment='select character path'),
     seq_CSI('RM_ECMA', 'l',
             comment='reset mode ecma'),
+    seq_CSI('RM_HP', 'l', pintro=(ParameterIntro.GT,), flags=Flags.NOP,
+            comment='reset mode hp'),
     seq_CSI('RM_DEC', 'l', pintro=(ParameterIntro.WHAT,),
             comment='reset mode dec'),
     seq_CSI('SGR', 'm',
diff --git a/src/vteseq.cc b/src/vteseq.cc
index 3590aae0..312bd10d 100644
--- a/src/vteseq.cc
+++ b/src/vteseq.cc
@@ -7000,6 +7000,23 @@ Terminal::RM_DEC(vte::parser::Sequence const& seq)
         set_mode_private(seq, false);
 }
 
+
+void
+Terminal::RM_HP(vte::parser::Sequence const& seq)
+{
+        /*
+         * RM_HP - set mode hp
+         * This is the same as RM_ECMA but for HP private modes.
+         *
+         * See SM_HP for information about known modes.
+         *
+         * Defaults: none
+         *
+         * References: HP 2397A
+         */
+
+        /* Not worth implementing */
+}
 void
 Terminal::SCORC(vte::parser::Sequence const& seq)
 {
@@ -7554,6 +7571,28 @@ Terminal::SM_DEC(vte::parser::Sequence const& seq)
         set_mode_private(seq, true);
 }
 
+void
+Terminal::SM_HP(vte::parser::Sequence const& seq)
+{
+        /*
+         * SM_HP - set mode hp
+         * This is the same as SM_ECMA but for HP private modes.
+         *
+         * Known modes:
+         *   1: multipage mode
+         *      If reset, the terminal only has one page of 24 lines of display memory
+         *      Default: reset
+         *   2: memory lock
+         *      Default: reset
+         *
+         * Defaults: none
+         *
+         * References: HP 2397A
+         */
+
+        /* Not worth implementing */
+}
+
 void
 Terminal::SOH(vte::parser::Sequence const& seq)
 {
@@ -8520,7 +8559,12 @@ Terminal::XTERM_MLHP(vte::parser::Sequence const& seq)
         /*
          * XTERM_MLHP - xterm-memory-lock-hp-bugfix
          *
-         * Probably not worth implementing.
+         * This seems bogus; SM_HP 2 is the way to set the memory lock on
+         * HP terminal.
+         *
+         * References: XTERM
+         *
+         * Not worth implementing.
          */
 }
 
@@ -8530,7 +8574,12 @@ Terminal::XTERM_MUHP(vte::parser::Sequence const& seq)
         /*
          * XTERM_MUHP - xterm-memory-unlock-hp-bugfix
          *
-         * Probably not worth implementing.
+         * This seems bogus; RM_HP 2 is the way to unset the memory lock on
+         * HP terminal.
+         *
+         * References: XTERM
+         *
+         * Not worth implementing.
          */
 }