ccanlint: build depends if necessary

[ccan] / tools / ccanlint / compulsory_tests / check_depends_built.c

diff --git a/tools/ccanlint/compulsory_tests/check_depends_built.c b/tools/ccanlint/compulsory_tests/check_depends_built.c
index 41e5d8885e52aea5026d73d426c10eee9c592e99..3bd82f830971ff4ec7eefcde5b4bb342d31b1390 100644 (file)
--- a/tools/ccanlint/compulsory_tests/check_depends_built.c
+++ b/tools/ccanlint/compulsory_tests/check_depends_built.c
@@ -13,6 +13,7 @@
 #include <err.h>
 #include <string.h>
 #include <ctype.h>
+#include "build.h"
 
 static const char *can_build(struct manifest *m)
 {
@@ -21,50 +22,63 @@ static const char *can_build(struct manifest *m)
        return NULL;
 }
 
-/* FIXME: recursive ccanlint if they ask for it. */
-static bool expect_obj_file(const char *dir)
+static bool expect_obj_file(struct manifest *m)
 {
-       struct manifest *dep_man;
-       bool has_c_files;
+       /* If it has C files, we expect an object file built from them. */
+       return !list_empty(&m->c_files);
+}
 
-       dep_man = get_manifest(dir, dir);
+static char *build_subdir_objs(struct manifest *m)
+{
+       struct ccan_file *i;
 
-       /* If it has C files, we expect an object file built from them. */
-       has_c_files = !list_empty(&dep_man->c_files);
-       talloc_free(dep_man);
-       return has_c_files;
+       list_for_each(&m->c_files, i, list) {
+               char *fullfile = talloc_asprintf(m, "%s/%s", m->dir, i->name);
+               char *output;
+
+               i->compiled = maybe_temp_file(m, "", false, fullfile);
+               if (!compile_object(m, fullfile, ccan_dir, "", i->compiled,
+                                   &output)) {
+                       talloc_free(i->compiled);
+                       i->compiled = NULL;
+                       return talloc_asprintf(m,
+                                              "Dependency %s"
+                                              " did not build:\n%s",
+                                              m->basename, output);
+               }
+       }
+       return NULL;
 }
 
 static void check_depends_built(struct manifest *m,
                                bool keep,
                                unsigned int *timeleft, struct score *score)
 {
-       struct ccan_file *i;
+       struct manifest *i;
        struct stat st;
 
-       list_for_each(&m->dep_dirs, i, list) {
-               if (!expect_obj_file(i->fullname))
+       list_for_each(&m->deps, i, list) {
+               char *errstr;
+               if (!expect_obj_file(i))
                        continue;
 
-               i->compiled = talloc_asprintf(i, "%s.o", i->fullname);
-               if (stat(i->compiled, &st) != 0) {
-                       score->error = "Dependencies are not built";
-                       score_file_error(score, i, 0,
-                                        talloc_asprintf(score,
-                                                       "object file %s",
-                                                        i->compiled));
-                       i->compiled = NULL;
-               }                       
-       }
+               i->compiled = talloc_asprintf(i, "%s.o", i->dir);
+               if (stat(i->compiled, &st) == 0)
+                       continue;
 
-       /* We may need libtap for testing, unless we're "tap" */
-       if (!streq(m->basename, "tap")
-           && (!list_empty(&m->run_tests) || !list_empty(&m->api_tests))) {
-               char *tapobj = talloc_asprintf(m, "%s/ccan/tap.o", ccan_dir);
-               if (stat(tapobj, &st) != 0) {
+               if (verbose >= 2)
+                       printf("  Building dependency %s\n", i->dir);
+               score->error = build_subdir_objs(i);
+               if (score->error)
+                       return;
+               i->compiled = build_module(i, keep, &errstr);
+               if (!i->compiled) {
                        score->error = talloc_asprintf(score,
-                                              "tap object file not built");
-               }
+                                                      "Dependency %s"
+                                                      " did not build:\n%s",
+                                                      i->basename, errstr);
+                       return;
+               }                       
        }
 
        if (!score->error) {
@@ -75,7 +89,7 @@ static void check_depends_built(struct manifest *m,
 
 struct ccanlint depends_built = {
        .key = "depends-built",
-       .name = "Module's CCAN dependencies are already built",
+       .name = "Module's CCAN dependencies can be found or built",
        .check = check_depends_built,
        .can_run = can_build,
 };