tools/caps2esc
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Solves #8 and !2
This commit is contained in:
Francisco Lopes 2020-12-28 18:37:37 -03:00
parent 6ab17c7d1a
commit 15636b64e7
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GPG Key ID: 2E754CF1886344B5
1 changed files with 53 additions and 3 deletions
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56
caps2esc.c
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@ -18,6 +18,28 @@ capslock_repeat = {.type = EV_KEY, .code = KEY_CAPSLOCK, .value = 2},
syn = {.type = EV_SYN, .code = SYN_REPORT, .value = 0};
// clang-format on
void print_usage(FILE *stream, const char *program) {
// clang-format off
fprintf(stream,
"caps2esc - transforming the most useless key ever in the most useful one\n"
"\n"
"usage: %s [-h] [-m mode]\n"
"\n"
"options:\n"
" -h show this message and exit\n"
" -m mode 0: default\n"
" - caps as esc/ctrl\n"
" - esc as caps\n"
" 1: minimal\n"
" - caps as esc/ctrl\n"
" 2: useful on 60%% layouts\n"
" - caps as esc/ctrl\n"
" - esc as grave accent\n"
" - grave accent as caps\n",
program);
// clang-format on
}
int equal(const struct input_event *first, const struct input_event *second) {
return first->type == second->type && first->code == second->code &&
first->value == second->value;
@ -32,7 +54,20 @@ void write_event(const struct input_event *event) {
exit(EXIT_FAILURE);
}
int main(void) {
int main(int argc, char *argv[]) {
int opt, mode = 0;
while ((opt = getopt(argc, argv, "hm:")) != -1) {
switch (opt) {
case 'h':
return print_usage(stdout, argv[0]), EXIT_SUCCESS;
case 'm':
mode = optarg[0] - '0';
continue;
}
return print_usage(stderr, argv[0]), EXIT_FAILURE;
}
int capslock_is_down = 0, esc_give_up = 0;
struct input_event input;
@ -77,8 +112,23 @@ int main(void) {
continue;
}
if (input.code == KEY_ESC)
input.code = KEY_CAPSLOCK;
switch (mode) {
case 0:
if (input.code == KEY_ESC)
input.code = KEY_CAPSLOCK;
break;
case 2:
switch (input.code) {
case KEY_ESC:
input.code = KEY_GRAVE;
break;
case KEY_GRAVE:
input.code = KEY_CAPSLOCK;
break;
}
break;
}
write_event(&input);
}
}