ccanlint: fix missing file.

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>

diff --git a/tools/ccanlint/tests/info_compiles.c b/tools/ccanlint/tests/info_compiles.c
new file mode 100644 (file)
index 0000000..4ec07a0
--- /dev/null
+++ b/tools/ccanlint/tests/info_compiles.c
@@ -0,0 +1,70 @@
+#include <tools/ccanlint/ccanlint.h>
+#include <tools/tools.h>
+#include <ccan/tal/grab_file/grab_file.h>
+#include <ccan/read_write_all/read_write_all.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 void check_info_compiles(struct manifest *m,
+                               unsigned int *timeleft, struct score *score)
+{
+       char *info_c_file, *info, *output;
+       int fd;
+
+       /* We don't really fail if we're in safe mode: our dependencies
+        * still run. */
+       if (safe_mode) {
+               score->pass = true;
+               score->score = 0;
+               return;
+       }
+
+       /* Copy it to a file with proper .c suffix. */
+       info = grab_file(score, m->info_file->fullname);
+       if (!info) {
+               score_file_error(score, m->info_file, 0,
+                                "could not be read: %s", strerror(errno));
+               return;
+       }
+
+       info_c_file = temp_file(info, ".c", "_info");
+       fd = open(info_c_file, O_WRONLY|O_CREAT|O_EXCL, 0600);
+       if (fd < 0 || !write_all(fd, info, tal_count(info)-1))
+               err(1, "Copying _info file");
+
+       if (close(fd) != 0)
+               err(1, "Closing _info file");
+
+       m->info_file->compiled[COMPILE_NORMAL] = temp_file(m, "", "info");
+       if (!compile_and_link(score, info_c_file, find_ccan_dir(m->dir), "",
+                             compiler, cflags, "",
+                             m->info_file->compiled[COMPILE_NORMAL],
+                             &output)) {
+               score_file_error(score, m->info_file, 0,
+                                "Errors compiling _info:\n%s", output);
+               return;
+       }
+
+       score->pass = true;
+       score->score = 1;
+}
+
+struct ccanlint info_compiles = {
+       .key = "info_compiles",
+       .name = "_info compiles",
+       .check = check_info_compiles,
+       .needs = "info_exists",
+       .compulsory = true
+};
+
+REGISTER_TEST(info_compiles);