static const char *set_attr(const char *str)
{
const char *func;
size_t len = strspn(str, "0123456789;");
func = str + len;
switch (*func) {
case 'm':
do {
long val = strtol(str, (char **)&str, 10);
switch (val) {
case 0: /* reset */
attr = plain_attr;
negative = 0;
break;
case 1: /* bold */
attr |= FOREGROUND_INTENSITY;
break;
case 2: /* faint */
case 22: /* normal */
attr &= ~FOREGROUND_INTENSITY;
break;
case 3: /* italic */
/* Unsupported */
break;
case 4: /* underline */
case 21: /* double underline */
/* Wikipedia says this flag does nothing */
/* Furthermore, mingw doesn't define this flag
attr |= COMMON_LVB_UNDERSCORE; */
break;
case 24: /* no underline */
/* attr &= ~COMMON_LVB_UNDERSCORE; */
break;
case 5: /* slow blink */
case 6: /* fast blink */
/* We don't have blink, but we do have
background intensity */
attr |= BACKGROUND_INTENSITY;
break;
case 25: /* no blink */
attr &= ~BACKGROUND_INTENSITY;
break;
case 7: /* negative */
negative = 1;
break;
case 27: /* positive */
negative = 0;
break;
case 8: /* conceal */
case 28: /* reveal */
/* Unsupported */
break;
case 30: /* Black */
attr &= ~FOREGROUND_ALL;
break;
case 31: /* Red */
attr &= ~FOREGROUND_ALL;
attr |= FOREGROUND_RED;
break;
case 32: /* Green */
attr &= ~FOREGROUND_ALL;
attr |= FOREGROUND_GREEN;
break;
case 33: /* Yellow */
attr &= ~FOREGROUND_ALL;
attr |= FOREGROUND_RED | FOREGROUND_GREEN;
break;
case 34: /* Blue */
attr &= ~FOREGROUND_ALL;
attr |= FOREGROUND_BLUE;
break;
case 35: /* Magenta */
attr &= ~FOREGROUND_ALL;
attr |= FOREGROUND_RED | FOREGROUND_BLUE;
break;
case 36: /* Cyan */
attr &= ~FOREGROUND_ALL;
attr |= FOREGROUND_GREEN | FOREGROUND_BLUE;
break;
case 37: /* White */
attr |= FOREGROUND_RED |
FOREGROUND_GREEN |
FOREGROUND_BLUE;
break;
case 38: /* Unknown */
break;
case 39: /* reset */
attr &= ~FOREGROUND_ALL;
attr |= (plain_attr & FOREGROUND_ALL);
break;
case 40: /* Black */
attr &= ~BACKGROUND_ALL;
break;
case 41: /* Red */
attr &= ~BACKGROUND_ALL;
attr |= BACKGROUND_RED;
break;
case 42: /* Green */
attr &= ~BACKGROUND_ALL;
attr |= BACKGROUND_GREEN;
break;
case 43: /* Yellow */
attr &= ~BACKGROUND_ALL;
attr |= BACKGROUND_RED | BACKGROUND_GREEN;
break;
case 44: /* Blue */
attr &= ~BACKGROUND_ALL;
attr |= BACKGROUND_BLUE;
break;
case 45: /* Magenta */
attr &= ~BACKGROUND_ALL;
attr |= BACKGROUND_RED | BACKGROUND_BLUE;
break;
case 46: /* Cyan */
attr &= ~BACKGROUND_ALL;
attr |= BACKGROUND_GREEN | BACKGROUND_BLUE;
break;
case 47: /* White */
attr |= BACKGROUND_RED |
BACKGROUND_GREEN |
BACKGROUND_BLUE;
break;
case 48: /* Unknown */
break;
case 49: /* reset */
attr &= ~BACKGROUND_ALL;
attr |= (plain_attr & BACKGROUND_ALL);
break;
default:
/* Unsupported code */
break;
}
str++;
} while (*(str-1) == ';');
set_console_attr();
break;
case 'A': /* up */
move_cursor_row(-strtol(str, (char **)&str, 10));
break;
case 'B': /* down */
move_cursor_row(strtol(str, (char **)&str, 10));
break;
case 'C': /* forward */
move_cursor_column(strtol(str, (char **)&str, 10));
break;
case 'D': /* back */
move_cursor_column(-strtol(str, (char **)&str, 10));
break;
case 'H':
if (!len)
move_cursor(0, 0);
else {
int row = strtol(str, (char **)&str, 10);
if (*str == ';') {
int col = strtol(str+1, (char **)&str, 10);
move_cursor(col-1, row-1);
}
}
break;
case 'J':
erase_till_end_of_screen();
break;
case 'K':
erase_in_line();
break;
case '?':
/* skip this to avoid ugliness when vi is shut down */
++str;
while (isdigit(*str))
++str;
func = str;
break;
default:
/* Unsupported code */
break;
}
return func + 1;
}
static void set_attr(char func, const int *params, int paramlen)
{
int i;
switch (func) {
case 'm':
for (i = 0; i < paramlen; i++) {
switch (params[i]) {
case 0: /* reset */
attr = plain_attr;
negative = 0;
break;
case 1: /* bold */
attr |= FOREGROUND_INTENSITY;
break;
case 2: /* faint */
case 22: /* normal */
attr &= ~FOREGROUND_INTENSITY;
break;
case 3: /* italic */
/* Unsupported */
break;
case 4: /* underline */
case 21: /* double underline */
/* Wikipedia says this flag does nothing */
/* Furthermore, mingw doesn't define this flag
attr |= COMMON_LVB_UNDERSCORE; */
break;
case 24: /* no underline */
/* attr &= ~COMMON_LVB_UNDERSCORE; */
break;
case 5: /* slow blink */
case 6: /* fast blink */
/* We don't have blink, but we do have
background intensity */
attr |= BACKGROUND_INTENSITY;
break;
case 25: /* no blink */
attr &= ~BACKGROUND_INTENSITY;
break;
case 7: /* negative */
negative = 1;
break;
case 27: /* positive */
negative = 0;
break;
case 8: /* conceal */
case 28: /* reveal */
/* Unsupported */
break;
case 30: /* Black */
attr &= ~FOREGROUND_ALL;
break;
case 31: /* Red */
attr &= ~FOREGROUND_ALL;
attr |= FOREGROUND_RED;
break;
case 32: /* Green */
attr &= ~FOREGROUND_ALL;
attr |= FOREGROUND_GREEN;
break;
case 33: /* Yellow */
attr &= ~FOREGROUND_ALL;
attr |= FOREGROUND_RED | FOREGROUND_GREEN;
break;
case 34: /* Blue */
attr &= ~FOREGROUND_ALL;
attr |= FOREGROUND_BLUE;
break;
case 35: /* Magenta */
attr &= ~FOREGROUND_ALL;
attr |= FOREGROUND_RED | FOREGROUND_BLUE;
break;
case 36: /* Cyan */
attr &= ~FOREGROUND_ALL;
attr |= FOREGROUND_GREEN | FOREGROUND_BLUE;
break;
case 37: /* White */
attr |= FOREGROUND_RED |
FOREGROUND_GREEN |
FOREGROUND_BLUE;
break;
case 38: /* Unknown */
break;
case 39: /* reset */
attr &= ~FOREGROUND_ALL;
attr |= (plain_attr & FOREGROUND_ALL);
break;
case 40: /* Black */
attr &= ~BACKGROUND_ALL;
break;
case 41: /* Red */
attr &= ~BACKGROUND_ALL;
attr |= BACKGROUND_RED;
break;
case 42: /* Green */
attr &= ~BACKGROUND_ALL;
attr |= BACKGROUND_GREEN;
break;
case 43: /* Yellow */
attr &= ~BACKGROUND_ALL;
attr |= BACKGROUND_RED | BACKGROUND_GREEN;
break;
case 44: /* Blue */
attr &= ~BACKGROUND_ALL;
attr |= BACKGROUND_BLUE;
break;
case 45: /* Magenta */
attr &= ~BACKGROUND_ALL;
attr |= BACKGROUND_RED | BACKGROUND_BLUE;
break;
case 46: /* Cyan */
attr &= ~BACKGROUND_ALL;
attr |= BACKGROUND_GREEN | BACKGROUND_BLUE;
break;
case 47: /* White */
attr |= BACKGROUND_RED |
BACKGROUND_GREEN |
BACKGROUND_BLUE;
break;
case 48: /* Unknown */
break;
case 49: /* reset */
attr &= ~BACKGROUND_ALL;
attr |= (plain_attr & BACKGROUND_ALL);
break;
default:
/* Unsupported code */
break;
}
}
set_console_attr();
break;
case 'K':
erase_in_line();
break;
default:
/* Unsupported code */
break;
}
}
static const char *set_attr(const char *str)
{
const char *func;
size_t len = strspn(str, "0123456789;");
func = str + len;
switch (*func) {
case 'm':
do {
long val = strtol(str, (char **)&str, 10);
switch (val) {
case 0: /* reset */
attr = plain_attr;
negative = 0;
break;
case 1: /* bold */
attr |= FOREGROUND_INTENSITY;
break;
case 2: /* faint */
case 22: /* normal */
attr &= ~FOREGROUND_INTENSITY;
break;
case 3: /* italic */
/* Unsupported */
break;
case 4: /* underline */
case 21: /* double underline */
/* Wikipedia says this flag does nothing */
/* Furthermore, mingw doesn't define this flag
attr |= COMMON_LVB_UNDERSCORE; */
break;
case 24: /* no underline */
/* attr &= ~COMMON_LVB_UNDERSCORE; */
break;
case 5: /* slow blink */
case 6: /* fast blink */
/* We don't have blink, but we do have
background intensity */
attr |= BACKGROUND_INTENSITY;
break;
case 25: /* no blink */
attr &= ~BACKGROUND_INTENSITY;
break;
case 7: /* negative */
negative = 1;
break;
case 27: /* positive */
negative = 0;
break;
case 8: /* conceal */
case 28: /* reveal */
/* Unsupported */
break;
case 30: /* Black */
attr &= ~FOREGROUND_ALL;
break;
case 31: /* Red */
attr &= ~FOREGROUND_ALL;
attr |= FOREGROUND_RED;
break;
case 32: /* Green */
attr &= ~FOREGROUND_ALL;
attr |= FOREGROUND_GREEN;
break;
case 33: /* Yellow */
attr &= ~FOREGROUND_ALL;
attr |= FOREGROUND_RED | FOREGROUND_GREEN;
break;
case 34: /* Blue */
attr &= ~FOREGROUND_ALL;
attr |= FOREGROUND_BLUE;
break;
case 35: /* Magenta */
attr &= ~FOREGROUND_ALL;
attr |= FOREGROUND_RED | FOREGROUND_BLUE;
break;
case 36: /* Cyan */
attr &= ~FOREGROUND_ALL;
attr |= FOREGROUND_GREEN | FOREGROUND_BLUE;
break;
case 37: /* White */
attr |= FOREGROUND_RED |
FOREGROUND_GREEN |
FOREGROUND_BLUE;
break;
case 38: /* Unknown */
break;
case 39: /* reset */
attr &= ~FOREGROUND_ALL;
attr |= (plain_attr & FOREGROUND_ALL);
break;
case 40: /* Black */
attr &= ~BACKGROUND_ALL;
break;
case 41: /* Red */
attr &= ~BACKGROUND_ALL;
attr |= BACKGROUND_RED;
break;
case 42: /* Green */
attr &= ~BACKGROUND_ALL;
attr |= BACKGROUND_GREEN;
break;
case 43: /* Yellow */
attr &= ~BACKGROUND_ALL;
attr |= BACKGROUND_RED | BACKGROUND_GREEN;
break;
case 44: /* Blue */
attr &= ~BACKGROUND_ALL;
attr |= BACKGROUND_BLUE;
break;
case 45: /* Magenta */
attr &= ~BACKGROUND_ALL;
attr |= BACKGROUND_RED | BACKGROUND_BLUE;
break;
case 46: /* Cyan */
attr &= ~BACKGROUND_ALL;
attr |= BACKGROUND_GREEN | BACKGROUND_BLUE;
break;
case 47: /* White */
attr |= BACKGROUND_RED |
BACKGROUND_GREEN |
BACKGROUND_BLUE;
break;
case 48: /* Unknown */
break;
case 49: /* reset */
attr &= ~BACKGROUND_ALL;
attr |= (plain_attr & BACKGROUND_ALL);
break;
default:
/* Unsupported code */
break;
}
str++;
} while (*(str-1) == ';');
set_console_attr();
break;
case 'K':
erase_in_line();
break;
default:
/* Unsupported code */
break;
}
return func + 1;
}
