tools: more intelligent caching for compile _info.

[ccan] / tools / tools.h

diff --git a/tools/tools.h b/tools/tools.h
index 8d1ae04887493206107990ec810c209e475f1cb0..e78d13904c82b1c36c263ddb57a5fdb267779139 100644 (file)
--- a/tools/tools.h
+++ b/tools/tools.h
@@ -19,9 +19,12 @@
 
 #define COVERAGE_CFLAGS "-fprofile-arcs -ftest-coverage"
 
+/* This compiles up the _info file into a temporary. */
+char *compile_info(const void *ctx, const char *dir);
+
 /* This actually compiles and runs the info file to get dependencies. */
 char **get_deps(const void *ctx, const char *dir, bool recurse,
-               char **infofile);
+               char *(*get_info)(const void *ctx, const char *dir));
 
 /* This is safer: just looks for ccan/ strings in info */
 char **get_safe_ccan_deps(const void *ctx, const char *dir, bool recurse);