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https://github.com/xemu-project/xemu.git
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keymaps: correct keymaps.c following Qemu coding style
It's hard to read because of the confused coding style in this file. Let's correct it following Qemu coding style. Signed-off-by: Gonglei <arei.gonglei@huawei.com> Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
This commit is contained in:
Gonglei
Gerd Hoffmann
parent
525965b85d
commit
43948386bb
196
ui/keymaps.c
196
ui/keymaps.c
@ -26,18 +26,20 @@
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#include "sysemu/sysemu.h"
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static int get_keysym(const name2keysym_t *table,
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const char *name)
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const char *name)
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{
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const name2keysym_t *p;
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for(p = table; p->name != NULL; p++) {
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if (!strcmp(p->name, name))
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if (!strcmp(p->name, name)) {
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return p->keysym;
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}
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}
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if (name[0] == 'U' && strlen(name) == 5) { /* try unicode Uxxxx */
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char *end;
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int ret = (int)strtoul(name + 1, &end, 16);
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if (*end == '\0' && ret > 0)
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return ret;
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if (*end == '\0' && ret > 0) {
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return ret;
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}
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}
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return 0;
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}
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@ -46,19 +48,20 @@ static int get_keysym(const name2keysym_t *table,
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static void add_to_key_range(struct key_range **krp, int code) {
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struct key_range *kr;
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for (kr = *krp; kr; kr = kr->next) {
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if (code >= kr->start && code <= kr->end)
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break;
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if (code == kr->start - 1) {
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kr->start--;
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break;
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}
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if (code == kr->end + 1) {
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kr->end++;
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break;
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}
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if (code >= kr->start && code <= kr->end) {
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break;
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}
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if (code == kr->start - 1) {
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kr->start--;
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break;
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}
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if (code == kr->end + 1) {
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kr->end++;
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break;
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}
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}
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if (kr == NULL) {
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kr = g_malloc0(sizeof(*kr));
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kr = g_malloc0(sizeof(*kr));
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kr->start = kr->end = code;
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kr->next = *krp;
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*krp = kr;
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@ -67,30 +70,30 @@ static void add_to_key_range(struct key_range **krp, int code) {
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static void add_keysym(char *line, int keysym, int keycode, kbd_layout_t *k) {
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if (keysym < MAX_NORMAL_KEYCODE) {
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//fprintf(stderr,"Setting keysym %s (%d) to %d\n",line,keysym,keycode);
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k->keysym2keycode[keysym] = keycode;
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/* fprintf(stderr,"Setting keysym %s (%d) to %d\n",
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line, keysym, keycode); */
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k->keysym2keycode[keysym] = keycode;
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} else {
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if (k->extra_count >= MAX_EXTRA_COUNT) {
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fprintf(stderr,
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"Warning: Could not assign keysym %s (0x%x) because of memory constraints.\n",
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line, keysym);
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} else {
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if (k->extra_count >= MAX_EXTRA_COUNT) {
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fprintf(stderr, "Warning: Could not assign keysym %s (0x%x)"
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" because of memory constraints.\n", line, keysym);
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} else {
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#if 0
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fprintf(stderr, "Setting %d: %d,%d\n",
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k->extra_count, keysym, keycode);
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fprintf(stderr, "Setting %d: %d,%d\n",
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k->extra_count, keysym, keycode);
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#endif
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k->keysym2keycode_extra[k->extra_count].
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keysym = keysym;
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k->keysym2keycode_extra[k->extra_count].
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keycode = keycode;
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k->extra_count++;
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}
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k->keysym2keycode_extra[k->extra_count].
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keysym = keysym;
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k->keysym2keycode_extra[k->extra_count].
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keycode = keycode;
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k->extra_count++;
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}
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}
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}
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static kbd_layout_t *parse_keyboard_layout(const name2keysym_t *table,
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const char *language,
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kbd_layout_t * k)
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const char *language,
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kbd_layout_t *k)
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{
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FILE *f;
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char * filename;
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@ -101,69 +104,78 @@ static kbd_layout_t *parse_keyboard_layout(const name2keysym_t *table,
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f = filename ? fopen(filename, "r") : NULL;
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g_free(filename);
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if (!f) {
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fprintf(stderr,
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"Could not read keymap file: '%s'\n", language);
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return NULL;
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fprintf(stderr, "Could not read keymap file: '%s'\n", language);
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return NULL;
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}
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if (!k)
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k = g_malloc0(sizeof(kbd_layout_t));
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if (!k) {
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k = g_malloc0(sizeof(kbd_layout_t));
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}
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for(;;) {
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if (fgets(line, 1024, f) == NULL)
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if (fgets(line, 1024, f) == NULL) {
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break;
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}
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len = strlen(line);
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if (len > 0 && line[len - 1] == '\n')
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if (len > 0 && line[len - 1] == '\n') {
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line[len - 1] = '\0';
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if (line[0] == '#')
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continue;
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if (!strncmp(line, "map ", 4))
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continue;
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if (!strncmp(line, "include ", 8)) {
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parse_keyboard_layout(table, line + 8, k);
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}
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if (line[0] == '#') {
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continue;
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}
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if (!strncmp(line, "map ", 4)) {
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continue;
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}
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if (!strncmp(line, "include ", 8)) {
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parse_keyboard_layout(table, line + 8, k);
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} else {
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char *end_of_keysym = line;
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while (*end_of_keysym != 0 && *end_of_keysym != ' ')
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end_of_keysym++;
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if (*end_of_keysym) {
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int keysym;
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*end_of_keysym = 0;
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keysym = get_keysym(table, line);
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if (keysym == 0) {
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// fprintf(stderr, "Warning: unknown keysym %s\n", line);
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} else {
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const char *rest = end_of_keysym + 1;
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char *end_of_keysym = line;
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while (*end_of_keysym != 0 && *end_of_keysym != ' ') {
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end_of_keysym++;
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}
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if (*end_of_keysym) {
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int keysym;
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*end_of_keysym = 0;
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keysym = get_keysym(table, line);
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if (keysym == 0) {
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/* fprintf(stderr, "Warning: unknown keysym %s\n", line);*/
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} else {
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const char *rest = end_of_keysym + 1;
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int keycode = strtol(rest, NULL, 0);
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if (strstr(rest, "numlock")) {
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add_to_key_range(&k->keypad_range, keycode);
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add_to_key_range(&k->numlock_range, keysym);
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//fprintf(stderr, "keypad keysym %04x keycode %d\n", keysym, keycode);
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}
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add_to_key_range(&k->keypad_range, keycode);
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add_to_key_range(&k->numlock_range, keysym);
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/* fprintf(stderr, "keypad keysym %04x keycode %d\n",
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keysym, keycode); */
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}
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if (strstr(rest, "shift")) {
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keycode |= SCANCODE_SHIFT;
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keycode |= SCANCODE_SHIFT;
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}
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if (strstr(rest, "altgr")) {
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keycode |= SCANCODE_ALTGR;
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keycode |= SCANCODE_ALTGR;
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}
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if (strstr(rest, "ctrl")) {
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keycode |= SCANCODE_CTRL;
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keycode |= SCANCODE_CTRL;
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}
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add_keysym(line, keysym, keycode, k);
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add_keysym(line, keysym, keycode, k);
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if (strstr(rest, "addupper")) {
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char *c;
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for (c = line; *c; c++)
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*c = qemu_toupper(*c);
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keysym = get_keysym(table, line);
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if (keysym)
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add_keysym(line, keysym, keycode | SCANCODE_SHIFT, k);
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}
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}
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}
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}
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char *c;
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for (c = line; *c; c++) {
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*c = qemu_toupper(*c);
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}
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keysym = get_keysym(table, line);
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if (keysym) {
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add_keysym(line, keysym,
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keycode | SCANCODE_SHIFT, k);
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}
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}
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}
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}
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}
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}
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fclose(f);
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return k;
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@ -180,19 +192,23 @@ int keysym2scancode(void *kbd_layout, int keysym)
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{
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kbd_layout_t *k = kbd_layout;
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if (keysym < MAX_NORMAL_KEYCODE) {
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if (k->keysym2keycode[keysym] == 0)
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fprintf(stderr, "Warning: no scancode found for keysym %d\n",
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keysym);
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return k->keysym2keycode[keysym];
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if (k->keysym2keycode[keysym] == 0) {
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fprintf(stderr, "Warning: no scancode found for keysym %d\n",
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keysym);
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}
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return k->keysym2keycode[keysym];
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} else {
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int i;
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int i;
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#ifdef XK_ISO_Left_Tab
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if (keysym == XK_ISO_Left_Tab)
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keysym = XK_Tab;
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if (keysym == XK_ISO_Left_Tab) {
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keysym = XK_Tab;
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}
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#endif
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for (i = 0; i < k->extra_count; i++)
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if (k->keysym2keycode_extra[i].keysym == keysym)
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return k->keysym2keycode_extra[i].keycode;
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for (i = 0; i < k->extra_count; i++) {
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if (k->keysym2keycode_extra[i].keysym == keysym) {
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return k->keysym2keycode_extra[i].keycode;
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}
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}
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}
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return 0;
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}
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@ -202,9 +218,11 @@ int keycode_is_keypad(void *kbd_layout, int keycode)
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kbd_layout_t *k = kbd_layout;
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struct key_range *kr;
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for (kr = k->keypad_range; kr; kr = kr->next)
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if (keycode >= kr->start && keycode <= kr->end)
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for (kr = k->keypad_range; kr; kr = kr->next) {
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if (keycode >= kr->start && keycode <= kr->end) {
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return 1;
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}
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}
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return 0;
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}
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@ -213,8 +231,10 @@ int keysym_is_numlock(void *kbd_layout, int keysym)
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kbd_layout_t *k = kbd_layout;
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struct key_range *kr;
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for (kr = k->numlock_range; kr; kr = kr->next)
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if (keysym >= kr->start && keysym <= kr->end)
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for (kr = k->numlock_range; kr; kr = kr->next) {
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if (keysym >= kr->start && keysym <= kr->end) {
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return 1;
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}
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}
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return 0;
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}
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