Experiments/libabacus
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Use reference counting for types.

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This commit is contained in:
Danila Fedorin
2018-04-17 22:14:07 -07:00
parent 264f420186
commit 3ada78a557
9 changed files with 58 additions and 59 deletions
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14
src/libabacus.c
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@@ -55,7 +55,7 @@ libab_result _register_operator(libab* ab, const char* op, libab_operator_varian
libab_table_entry* new_entry;
if((new_entry = malloc(sizeof(*new_entry)))) {
new_entry->variant = ENTRY_OP;
new_entry->data_u.op.behavior.type = NULL;
libab_ref_null(&new_entry->data_u.op.behavior.type);
new_entry->data_u.op.precedence = precedence;
new_entry->data_u.op.associativity = associativity;
new_entry->data_u.op.type = token_type;
@@ -64,6 +64,7 @@ libab_result _register_operator(libab* ab, const char* op, libab_operator_varian
}
if(result == LIBAB_SUCCESS) {
libab_ref_free(&new_entry->data_u.op.behavior.type);
result = _initialize_behavior(ab, &(new_entry->data_u.op.behavior), type, func);
}
@@ -77,8 +78,8 @@ libab_result _register_operator(libab* ab, const char* op, libab_operator_varian
}
if(result != LIBAB_SUCCESS) {
if(new_entry && new_entry->data_u.op.behavior.type)
libab_parsetype_free_recursive(new_entry->data_u.op.behavior.type);
if(new_entry)
libab_ref_free(&new_entry->data_u.op.behavior.type);
eval_config_remove(&ab->lexer.config, op, TOKEN_OP);
free(new_entry);
}
@@ -103,12 +104,13 @@ libab_result libab_register_function(libab* ab, const char* name, const char* ty
libab_table_entry* new_entry;
if((new_entry = malloc(sizeof(*new_entry)))) {
new_entry->variant = ENTRY_FUN;
new_entry->data_u.function.behavior.type = NULL;
libab_ref_null(&new_entry->data_u.function.behavior.type);
} else {
result = LIBAB_MALLOC;
}
if(result == LIBAB_SUCCESS) {
libab_ref_free(&new_entry->data_u.function.behavior.type);
result = _initialize_behavior(ab,
&(new_entry->data_u.function.behavior), type, func);
}
@@ -118,8 +120,8 @@ libab_result libab_register_function(libab* ab, const char* name, const char* ty
}
if(result != LIBAB_SUCCESS) {
if(new_entry && new_entry->data_u.function.behavior.type)
libab_parsetype_free_recursive(new_entry->data_u.function.behavior.type);
if(new_entry)
libab_ref_free(&new_entry->data_u.function.behavior.type);
free(new_entry);
}