Change the way redo updates targets.

It's done a lot more efficiently now, as we are no longer checking if a
target is out-of-date before we rebuild it, but instead rebuild
subtargets directly when they are checked.

We also now correctly depend on .do files.

1 files changed, 3 insertions, 9 deletions

diff --git a/src/redo-ifchange.c b/src/redo-ifchange.c
index cfc017b..d7b4af0 100644
--- a/src/redo-ifchange.c
+++ b/src/redo-ifchange.c
@@ -14,19 +14,13 @@
 
 int main(int argc, char *argv[]) {
 	if (!environment_sane()) {
-		fprintf(stderr, "redo: environment variables are missing, \
-				please use %s only in do scripts.\n", argv[0]);
+		fprintf(stderr, "redo: environment variables are missing, "
+				"please use %s only in do scripts.\n", argv[0]);
 		exit(1);
 	}
 
 	for (int i = 1; i < argc; ++i) {
-		/*debug("Testing if %s is up-to-date ...\n", argv[i]);*/
-		if (has_changed(argv[i], 'c', false)) {
-			/*printf("=> no\n");*/
-			build_target(argv[i]);
-		} else {
-			/*printf("=> yes\n");*/
-		}
+		update_target(argv[i], 'c');
 		add_dep(argv[i], NULL, 'c');
 	}