tools/ccanlint: build tests are now compulsory

[ccan-lca-2011.git] / tools / ccanlint / compulsory_tests / build.c

diff --git a/tools/ccanlint/compulsory_tests/build.c b/tools/ccanlint/compulsory_tests/build.c
new file mode 100644 (file)
index 0000000..1b3d878
--- /dev/null
+++ b/tools/ccanlint/compulsory_tests/build.c
@@ -0,0 +1,72 @@
+#include <tools/ccanlint/ccanlint.h>
+#include <tools/tools.h>
+#include <ccan/talloc/talloc.h>
+#include <ccan/str/str.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <fcntl.h>
+#include <unistd.h>
+#include <limits.h>
+#include <errno.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <err.h>
+#include <string.h>
+#include <ctype.h>
+
+static const char *can_build(struct manifest *m)
+{
+       if (safe_mode)
+               return "Safe mode enabled";
+       return NULL;
+}
+
+static char *obj_list(const struct manifest *m)
+{
+       char *list = talloc_strdup(m, "");
+       struct ccan_file *i;
+
+       /* Objects from all the C files. */
+       list_for_each(&m->c_files, i, list)
+               list = talloc_asprintf_append(list, "%s ", i->compiled);
+
+       return list;
+}
+
+static void *do_build(struct manifest *m)
+{
+       char *filename, *err;
+
+       if (list_empty(&m->c_files)) {
+               /* No files?  No score, but we "pass". */
+               build.total_score = 0;
+               return NULL;
+       }
+       filename = link_objects(m, obj_list(m), &err);
+       if (filename) {
+               char *realname = talloc_asprintf(m, "../%s.o", m->basename);
+               /* We leave this object file around, all built. */
+               if (rename(filename, realname) != 0)
+                       return talloc_asprintf(m, "Failed to rename %s to %s",
+                                              filename, realname);
+               return NULL;
+       }
+       return err;
+}
+
+static const char *describe_build(struct manifest *m, void *check_result)
+{
+       return talloc_asprintf(check_result, 
+                              "The object file for the module didn't build:\n"
+                              "%s", (char *)check_result);
+}
+
+struct ccanlint build = {
+       .name = "Module can be built",
+       .total_score = 1,
+       .check = do_build,
+       .describe = describe_build,
+       .can_run = can_build,
+};
+
+REGISTER_TEST(build, &depends_built, NULL);