From 575c366960d9fc23bd743d3ff6fc87b7bfb0714b Mon Sep 17 00:00:00 2001
From: nick black <dankamongmen@gmail.com>
Date: Mon, 13 Jul 2020 23:09:31 -0400
Subject: [PATCH] linux console: we've got some hats now, motherfuckers #201

---
 src/lib/linux.c | 65 +++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 65 insertions(+)

diff --git a/src/lib/linux.c b/src/lib/linux.c
index 2f6de9228..f30a004f3 100644
--- a/src/lib/linux.c
+++ b/src/lib/linux.c
@@ -132,6 +132,67 @@ shim_lower_right_quad(struct consolefontdesc* cfd, unsigned idx){
   return 0;
 }
 
+static int
+shim_no_upper_left_quad(struct consolefontdesc* cfd, unsigned idx){
+  unsigned char* glyph = get_glyph(cfd, idx);
+  if(glyph == NULL){
+    return -1;
+  }
+  for(unsigned r = 0 ; r < cfd->charheight / 2 ; ++r, ++glyph){
+    *glyph = 0x0f;
+  }
+  for(unsigned r = cfd->charheight / 2 ; r < cfd->charheight ; ++r, ++glyph){
+    *glyph = 0xff;
+  }
+  return 0;
+}
+
+static int
+shim_no_upper_right_quad(struct consolefontdesc* cfd, unsigned idx){
+  unsigned char* glyph = get_glyph(cfd, idx);
+  if(glyph == NULL){
+    return -1;
+  }
+  for(unsigned r = 0 ; r < cfd->charheight / 2 ; ++r, ++glyph){
+    *glyph = 0xf0;
+  }
+  for(unsigned r = cfd->charheight / 2 ; r < cfd->charheight ; ++r, ++glyph){
+    *glyph = 0xff;
+  }
+  return 0;
+}
+
+static int
+shim_no_lower_left_quad(struct consolefontdesc* cfd, unsigned idx){
+  unsigned char* glyph = get_glyph(cfd, idx);
+  if(glyph == NULL){
+    return -1;
+  }
+  for(unsigned r = 0 ; r < cfd->charheight / 2 ; ++r, ++glyph){
+    *glyph = 0xff;
+  }
+  for(unsigned r = cfd->charheight / 2 ; r < cfd->charheight ; ++r, ++glyph){
+    *glyph = 0x0f;
+  }
+  return 0;
+}
+
+static int
+shim_no_lower_right_quad(struct consolefontdesc* cfd, unsigned idx){
+  unsigned char* glyph = get_glyph(cfd, idx);
+  if(glyph == NULL){
+    return -1;
+  }
+  for(unsigned r = 0 ; r < cfd->charheight / 2 ; ++r, ++glyph){
+    *glyph = 0xff;
+  }
+  for(unsigned r = cfd->charheight / 2 ; r < cfd->charheight ; ++r, ++glyph){
+    *glyph = 0xf0;
+  }
+  return 0;
+}
+
+// P
 // add UCS2 codepoint |w| to |map| for font idx |fidx|
 static int
 add_to_map(const notcurses* nc, struct unimapdesc* map, wchar_t w, unsigned fidx){
@@ -241,6 +302,10 @@ program_block_drawing_chars(const notcurses* nc, struct consolefontdesc* cfd,
     { .glyphfxn = shim_upper_right_quad, .w = L'▝', .found = false, },
     { .glyphfxn = shim_lower_left_quad, .w = L'▖', .found = false, },
     { .glyphfxn = shim_lower_right_quad, .w = L'▗', .found = false, },
+    { .glyphfxn = shim_no_upper_left_quad, .w = L'▟', .found = false, },
+    { .glyphfxn = shim_no_upper_right_quad, .w = L'▙', .found = false, },
+    { .glyphfxn = shim_no_lower_left_quad, .w = L'▜', .found = false, },
+    { .glyphfxn = shim_no_lower_right_quad, .w = L'▛', .found = false, },
   };
   // first, take a pass to see which glyphs we already have
   for(unsigned i = 0 ; i < cfd->charcount ; ++i){