Glyphs for some of the pictorial control characters in ECMA-17.

Some were already present.  Some are difficult.

diff --git a/bedstead.c b/bedstead.c
index 7c3b5d0cab183146f15f52cd2f503d749fe7bf34..c59bb03e1122f37eb9839a48f99e183d768598e2 100644 (file)
--- a/bedstead.c
+++ b/bedstead.c
@@ -1038,11 +1038,20 @@ static struct glyph {
  {{000,037,000,037,000,037,000,000,000}, 0x2261, "equivalence" },
  {{003,014,020,014,003,030,007,000,000}, 0x2264, "lessequal" },
  {{030,006,001,006,030,003,034,000,000}, 0x2265, "greaterequal" },
+ {{000,016,021,037,021,016,000,000,000}, 0x2296 }, /* circled minus (ESC) */
+ {{000,016,021,025,021,016,000,000,000}, 0x2299 }, /* circled dot (SI) */
+ {{000,037,021,037,021,037,000,000,000}, 0x229f }, /* squared minus (DLE) */
  /* Miscellaneous technical */
  {{004,012,021,021,021,021,037,000,000}, 0x2302, "house" },
  {{000,000,037,020,020,000,000,000,000}, 0x2310, "revlogicalnot" },
  {{000,000,002,005,004,004,004,004,004}, 0x2320, "integraltp" },
  {{004,004,004,004,004,024,010,000,000}, 0x2321, "integralbt" },
+ {{000,000,005,002,025,010,000,000,000}, 0x237b }, /* crossed tick (NAK) */
+ {{000,000,000,000,000,033,016,000,000}, 0x237d }, /* nbsp symbol */
+ {{000,016,021,037,012,033,000,000,000}, 0x237e }, /* bell symbol (BEL) */
+ {{004,004,004,012,004,004,004,000,000}, 0x237f }, /* vert line w/dot (EOM) */
+ {{000,016,012,012,012,033,000,000,000}, 0x238d }, /* monostable (SYN) */
+ {{000,007,012,012,012,034,000,000,000}, 0x238e }, /* hysteresis */
  {{000,000,037,000,025,000,000,000,000}, 0x2393 }, /* directcurrent */
  {{037,000,000,000,000,000,000,000,000}, 0x23ba }, /* horizontal scan 1 */
  {{000,000,037,000,000,000,000,000,000}, 0x23bb }, /* horizontal scan 3 */
@@ -1085,6 +1094,8 @@ static struct glyph {
  {{030,024,024,030,000,007,002,002,002}, 0x2421 }, /* DEL */
  {{000,000,000,000,000,021,037,000,000}, 0x2423 }, /* Visible space */
  {{032,026,022,022,000,004,004,004,007}, 0x2424 }, /* NL */
+ {{004,011,022,004,011,022,004,000,000}, 0x2425 }, /* pictorial DEL */
+ {{016,021,010,004,004,000,004,000,000}, 0x2426 }, /* pictorial SUB */
  /* Box drawing */
  {{000,000,000,000,037,000,000,000,000}, 0x2500, "SF100000" },
  {{000,000,000,037,037,037,000,000,000}, 0x2501 },
@@ -1239,6 +1250,7 @@ static struct glyph {
  {{002,013,016,033,016,032,010,000,000}, 0x266f }, /* sharp */
  /* Dingbats */
  {{000,004,022,017,022,004,000,000,000}, 0x2708 }, /* airplane */
+ {{000,000,001,002,024,010,000,000,000}, 0x2713 }, /* tick (ACK) */
  /* Supplemental arrows-B */
  {{000,037,016,025,004,004,000,000,000}, 0x2912 }, /* arrowupbar */
  {{000,004,004,025,016,037,000,000,000}, 0x2913 }, /* arrowdownbar */