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#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <ctype.h>
struct {
char c;
const char *name;
} defs[] = {
{ '\n', "Return" },
{ ' ', "space" },
{ '\b', "Delete" },
{ '!', "exclam" },
{ '&', "ampersand" },
{ '%', "percent" },
{ '$', "dollar" },
{ '\'', "apostrophe" },
{ '(', "parenleft" },
{ ')', "parenright" },
{ '*', "asterisk" },
{ '+', "plus" },
{ ',', "comma" },
{ '-', "minus" },
{ '.', "period" },
{ '/', "slash" },
{ '0', "zero" },
{ '1', "one" },
{ '2', "two" },
{ '3', "three" },
{ '4', "four" },
{ '5', "five" },
{ '6', "six" },
{ '7', "seven" },
{ '8', "eight" },
{ '9', "nine" },
{ ':', "colon" },
{ ';', "semicolon" },
{ '<', "less" },
{ '=', "equal" },
{ '>', "greater" },
{ '?', "question" },
{ '\n', "linefeed" },
{ '\\', "backslash" },
{ '\t', "Tab" },
{ '@', "at" },
{ '[', "bracketleft" },
{ ']', "bracketright" },
{ '{', "braceleft" },
{ '}', "braceright" },
{ '#', "numbersign" },
{ '^', "asciicircum" },
{ '\0', "nul" },
{ '\xe', "Shift" },
{ '_', "underscore" },
{ '"', "quotedbl" },
{ '~', "asciitilde" },
{ '`', "grave" },
};
static char lookup(char *key)
{
size_t len = strlen(key);
if (len == 1)
return key[0];
else if (len == 2 && key[0] == '+')
return key[1];
else for (size_t i = 0; i < sizeof defs / sizeof *defs; i++)
if (strcmp(defs[i].name, key) == 0)
return defs[i].c;
fprintf(stderr, "unhandled: %s\n", key);
return '\0';
}
int main()
{
char keymap[256] = { '\0' };
char *line = NULL;
size_t cap = 0;
ssize_t len;
while ((len = getline(&line, &cap, stdin)) != -1) {
int code;
char plain[len+1];
char shift[len+1];
int items = sscanf(line, "keycode %d = %s %s", &code, plain, shift);
if (items < 2 || code >= 127)
continue;
char p = lookup(plain);
char s = items > 2 ? lookup(shift) : '\0';
if (p != '\0') {
if (s == '\0')
s = toupper(p);
keymap[code*2+0] = p;
keymap[code*2+1] = s;
}
}
if (line != NULL)
free(line);
fwrite(keymap, 1, 256, stdout);
}
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