-char *link_objects(const void *ctx, const char *objs, char **errmsg);
-/* Compile a single C file to an object file. Returns errmsg if fails. */
-char *compile_object(const void *ctx, const char *cfile, const char *ccandir,
- const char *outfile);
-/* Compile and link single C file, with object files, libs, etc. NULL on
- * success, error output on fail. */
-char *compile_and_link(const void *ctx, const char *cfile, const char *ccandir,
- const char *objs, const char *extra_cflags,
- const char *libs, const char *outfile);
-
-/* If keep is false, return a temporary file. Otherwise, base it on srcname */
-char *maybe_temp_file(const void *ctx, const char *extension, bool keep,
+char *link_objects(const void *ctx, const char *basename, bool in_pwd,
+ const char *objs, char **errmsg);
+/* Compile a single C file to an object file. Returns false if fails. */
+bool compile_object(const void *ctx, const char *cfile, const char *ccandir,
+ const char *compiler,
+ const char *cflags,
+ const char *outfile, char **output);
+/* Compile and link single C file, with object files, libs, etc. */
+bool compile_and_link(const void *ctx, const char *cfile, const char *ccandir,
+ const char *objs,
+ const char *compiler, const char *cflags,
+ const char *libs, const char *outfile, char **output);
+
+/* If in_pwd is false, return a file int temp_dir, otherwise a local file. */
+char *maybe_temp_file(const void *ctx, const char *extension, bool in_pwd,