Makefile: First try at rewriting the ccan Makefile.

[ccan] / tools / gen_deps.sh

diff --git a/tools/gen_deps.sh b/tools/gen_deps.sh
new file mode 100755 (executable)
index 0000000..19cd3d6
--- /dev/null
+++ b/tools/gen_deps.sh
@@ -0,0 +1,27 @@
+#! /bin/sh
+
+# Compute the test dependencies for a ccan module. Usage:
+# tools/gen_deps.sh ccan/path/to/module
+
+path=$1
+module=`echo $path | sed 's/^ccan\///g'`
+
+# The test depends on the test sources ...
+test_srcs=`ls $path/test/*.[ch] 2>/dev/null | tr '\n' ' '`
+
+# ... and the object files of our module (rather than the sources, so
+#     that we pick up the resursive dependencies for the objects)
+module_objs=`ls $path/*.c 2>/dev/null | sed 's/.c$/.o/g' | tr '\n' ' '`
+
+# ... and on the modules this test uses having passed their tests
+deps=$(echo `$path/info testdepends` `$path/info depends` | tr ' ' '\n' | \
+       sort | uniq | sed -e 's/$/\/.ok/g' -e '/^\/.ok$/d' | tr '\n' ' ')
+
+# Print the test targets and target aliases
+echo "${module}_ok_deps := $test_srcs $module_objs $deps"
+echo "$path/.ok: \$(${module}_ok_deps)"
+echo "$path/.fast.ok: \$(${module}_ok_deps:%.ok=%.fast.ok)"
+echo "$path/.full.ok: \$(${module}_ok_deps:%.ok=%.full.ok)"
+echo "${module}.check: $path/.ok"
+echo "${module}.fastcheck: $path/.fast.ok"
+echo "${module}.fullcheck: $path/.full.ok"