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Fixes for extended keys: 1) allow C-x and C-X to be bound separately

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since some terminals report them differently 2) use the "backspace"
option to translate backspace 3) map ctrl which are have the ctrl
implied (such as C-x) properly when the terminal reports both the key
and the modifier.

Note that any key bindings for C-X where C-x is meant must now be
changed.
This commit is contained in:
nicm
2021-04-07 07:30:02 +00:00
parent 10470cea67
commit ba99996676
2 changed files with 48 additions and 23 deletions
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18
key-string.c
View File

@@ -45,9 +45,9 @@ static const struct {
{ "F11", KEYC_F11|KEYC_IMPLIED_META },
{ "F12", KEYC_F12|KEYC_IMPLIED_META },
{ "IC", KEYC_IC|KEYC_IMPLIED_META },
{ "Insert", KEYC_IC|KEYC_IMPLIED_META },
{ "Insert", KEYC_IC|KEYC_IMPLIED_META },
{ "DC", KEYC_DC|KEYC_IMPLIED_META },
{ "Delete", KEYC_DC|KEYC_IMPLIED_META },
{ "Delete", KEYC_DC|KEYC_IMPLIED_META },
{ "Home", KEYC_HOME|KEYC_IMPLIED_META },
{ "End", KEYC_END|KEYC_IMPLIED_META },
{ "NPage", KEYC_NPAGE|KEYC_IMPLIED_META },
@@ -70,7 +70,7 @@ static const struct {
{ "Right", KEYC_RIGHT|KEYC_CURSOR|KEYC_IMPLIED_META },
/* Numeric keypad. */
{ "KP/", KEYC_KP_SLASH|KEYC_KEYPAD },
{ "KP/", KEYC_KP_SLASH|KEYC_KEYPAD },
{ "KP*", KEYC_KP_STAR|KEYC_KEYPAD },
{ "KP-", KEYC_KP_MINUS|KEYC_KEYPAD },
{ "KP7", KEYC_KP_SEVEN|KEYC_KEYPAD },
@@ -164,7 +164,7 @@ key_string_get_modifiers(const char **string)
key_code
key_string_lookup_string(const char *string)
{
static const char *other = "!#()+,-.0123456789:;<=>'\r\t";
static const char *other = "!#()+,-.0123456789:;<=>'\r\t\177";
key_code key, modifiers;
u_int u, i;
struct utf8_data ud, *udp;
@@ -181,8 +181,8 @@ key_string_lookup_string(const char *string)
/* Is this a hexadecimal value? */
if (string[0] == '0' && string[1] == 'x') {
if (sscanf(string + 2, "%x", &u) != 1)
return (KEYC_UNKNOWN);
if (sscanf(string + 2, "%x", &u) != 1)
return (KEYC_UNKNOWN);
mlen = wctomb(m, u);
if (mlen <= 0 || mlen > MB_LEN_MAX)
return (KEYC_UNKNOWN);
@@ -238,11 +238,11 @@ key_string_lookup_string(const char *string)
}
/* Convert the standard control keys. */
if (key < KEYC_BASE && (modifiers & KEYC_CTRL) && !strchr(other, key)) {
if (key < KEYC_BASE && (modifiers & KEYC_CTRL) &&
strchr(other, key) == NULL &&
(key < 64 || key > 95)) {
if (key >= 97 && key <= 122)
key -= 96;
else if (key >= 64 && key <= 95)
key -= 64;
else if (key == 32)
key = 0;
else if (key == 63)