*
********************************************************/
+#include "config.h"
+
#include "xkbcomp-priv.h"
#include "text.h"
#include "expr.h"
#include "vmod.h"
bool
-HandleVModDef(struct xkb_keymap *keymap, VModDef *stmt)
+HandleVModDef(struct xkb_context *ctx, struct xkb_mod_set *mods,
+ VModDef *stmt, enum merge_mode merge)
{
xkb_mod_index_t i;
- const struct xkb_mod *mod;
- struct xkb_mod new;
+ struct xkb_mod *mod;
+ xkb_mod_mask_t mapping;
+
+ merge = (merge == MERGE_DEFAULT ? stmt->merge : merge);
- if (stmt->value)
- log_err(keymap->ctx,
- "Support for setting a value in a virtual_modifiers statement has been removed; "
- "Value ignored\n");
+ if (stmt->value) {
+ /*
+ * This is a statement such as 'virtualModifiers NumLock = Mod1';
+ * it sets the vmod-to-real-mod[s] mapping directly instead of going
+ * through modifier_map or some such.
+ */
+ if (!ExprResolveModMask(ctx, stmt->value, MOD_REAL, mods, &mapping)) {
+ log_err(ctx,
+ "Declaration of %s ignored\n",
+ xkb_atom_text(ctx, stmt->name));
+ return false;
+ }
+ }
+ else {
+ mapping = 0;
+ }
- darray_enumerate(i, mod, keymap->mods) {
+ xkb_mods_enumerate(i, mod, mods) {
if (mod->name == stmt->name) {
- if (mod->type == MOD_VIRT)
+ if (mod->type != MOD_VIRT) {
+ log_err(ctx,
+ "Can't add a virtual modifier named \"%s\"; "
+ "there is already a non-virtual modifier with this name! Ignored\n",
+ xkb_atom_text(ctx, mod->name));
+ return false;
+ }
+
+ if (mod->mapping == mapping)
return true;
- log_err(keymap->ctx,
- "Can't add a virtual modifier named \"%s\"; "
- "there is already a non-virtual modifier with this name! Ignored\n",
- xkb_atom_text(keymap->ctx, mod->name));
- return false;
+ if (mod->mapping != 0) {
+ xkb_mod_mask_t use, ignore;
+
+ use = (merge == MERGE_OVERRIDE ? mapping : mod->mapping);
+ ignore = (merge == MERGE_OVERRIDE ? mod->mapping : mapping);
+
+ log_warn(ctx,
+ "Virtual modifier %s defined multiple times; "
+ "Using %s, ignoring %s\n",
+ xkb_atom_text(ctx, stmt->name),
+ ModMaskText(ctx, mods, use),
+ ModMaskText(ctx, mods, ignore));
+
+ mapping = use;
+ }
+
+ mod->mapping = mapping;
+ return true;
}
}
- if (darray_size(keymap->mods) >= XKB_MAX_MODS) {
- log_err(keymap->ctx,
+ if (mods->num_mods >= XKB_MAX_MODS) {
+ log_err(ctx,
"Too many modifiers defined (maximum %d)\n",
XKB_MAX_MODS);
return false;
}
- new.name = stmt->name;
- new.mapping = 0;
- new.type = MOD_VIRT;
- darray_append(keymap->mods, new);
+ mods->mods[mods->num_mods].name = stmt->name;
+ mods->mods[mods->num_mods].type = MOD_VIRT;
+ mods->mods[mods->num_mods].mapping = mapping;
+ mods->num_mods++;
return true;
}