Fix jonas#821: Add key mappings for single and double quotes

NEWS.adoc

@@ -19,6 +19,8 @@ Bug fixes:
  - Fix resource leak. (GH #780)
  - Fix various compiler warnings and pointer arithmetic. (GH #799, #803)
  - Workaround potential null pointer dereferences. (GH #824)
+ - Bind to single and double quotes by using the *<SingleQuote>* and
+   *<DoubleQuote>* key mappings. (GH #821)
 
 tig-2.3.3
 ---------

doc/tigrc.5.adoc

@@ -599,7 +599,8 @@ bind to the `<` key.
 *<Hash>*, *<LessThan>* or *<LT>*, *<Home>*, *<End>*, *<PageUp>* or *<PgUp>*,
 *<PageDown>* or *<PgDown>*, *<ScrollBack>* or *<SBack>*, *<ScrollFwd>* or
 *<SFwd>*, *<ShiftTab>* or *<BackTab>*, *<ShiftLeft>*, *<ShiftRight>*,
-*<ShiftDelete>* or *<ShiftDel>*, *<ShiftHome>*, *<ShiftEnd>*, *<F1>* ... *<F19>*
+*<ShiftDelete>* or *<ShiftDel>*, *<ShiftHome>*, *<ShiftEnd>*, *<SingleQuote>*,
+*<DoubleQuote>*, *<F1>* ... *<F19>*
 
 To define key mappings with the `Ctrl` key, use `<Ctrl-key>`. In addition, key
 combos consisting of an initial `Escape` key followed by a normal key value can

src/keys.c

@@ -243,6 +243,8 @@ static const struct key_mapping key_mappings[] = {
 	{ "ShiftDel",	KEY_SDC },
 	{ "ShiftHome",	KEY_SHOME },
 	{ "ShiftEnd",	KEY_SEND },
+	{ "SingleQuote", '\'' },
+	{ "DoubleQuote", '"' },
 };
 
 static const struct key_mapping *
@@ -314,14 +316,11 @@ get_key_value(const char **name_ptr, struct key *key)
 			if (!mapping)
 				return error("Unknown key mapping: %.*s", len, start);
 
-			if (mapping->value == ' ')
-				return parse_key_value(key, name_ptr, 0, " ", end);
+			if (strchr(" #<'\"", mapping->value)) {
+				const char replacement[] = { mapping->value, 0 };
 
-			if (mapping->value == '#')
-				return parse_key_value(key, name_ptr, 0, "#", end);
-
-			if (mapping->value == '<')
-				return parse_key_value(key, name_ptr, 0, "<", end);
+				return parse_key_value(key, name_ptr, 0, replacement, end);
+			}
 
 			*name_ptr = end + 1;
 			key->data.value = mapping->value;