const char * prop_get_type_name(enum prop_type type);
-/* preprocess.c */
-enum variable_flavor {
- VAR_SIMPLE,
- VAR_RECURSIVE,
- VAR_APPEND,
-};
-void env_write_dep(struct gstr *gs);
-void variable_add(const char *name, const char *value,
- enum variable_flavor flavor);
-void variable_all_del(void);
-char *expand_dollar(const char **str);
-char *expand_one_token(const char **str);
-
/* expr.c */
void expr_print(struct expr *e, void (*fn)(void *, struct symbol *, const char *), void *data, int prevtoken);
--- /dev/null
+/* SPDX-License-Identifier: GPL-2.0-only */
+#ifndef PREPROCESS_H
+#define PREPROCESS_H
+
+enum variable_flavor {
+ VAR_SIMPLE,
+ VAR_RECURSIVE,
+ VAR_APPEND,
+};
+
+struct gstr;
+void env_write_dep(struct gstr *gs);
+void variable_add(const char *name, const char *value,
+ enum variable_flavor flavor);
+void variable_all_del(void);
+char *expand_dollar(const char **str);
+char *expand_one_token(const char **str);
+
+#endif /* PREPROCESS_H */