api refactoring

[m6w6/ext-psi] / src / types / decl_args.h

diff --git a/src/types/decl_args.h b/src/types/decl_args.h
new file mode 100644 (file)
index 0000000..5987520
--- /dev/null
+++ b/src/types/decl_args.h
@@ -0,0 +1,36 @@
+#ifndef _PSI_TYPES_DECL_ARGS_H
+#define _PSI_TYPES_DECL_ARGS_H
+
+typedef struct decl_args {
+       decl_arg **args;
+       size_t count;
+       unsigned varargs:1;
+} decl_args;
+
+static inline decl_args *init_decl_args(decl_arg *arg) {
+       decl_args *args = calloc(1, sizeof(*args));
+       if (arg) {
+               args->count = 1;
+               args->args = calloc(1, sizeof(*args->args));
+               args->args[0] = arg;
+       }
+       return args;
+}
+
+static inline decl_args *add_decl_arg(decl_args *args, decl_arg *arg) {
+       args->args = realloc(args->args, ++args->count * sizeof(*args->args));
+       args->args[args->count-1] = arg;
+       return args;
+}
+
+static inline void free_decl_args(decl_args *args) {
+       size_t i;
+
+       for (i = 0; i < args->count; ++i) {
+               free_decl_arg(args->args[i]);
+       }
+       free(args->args);
+       free(args);
+}
+
+#endif