ccanlint: Add -k option to keep results.
[ccan] / tools / ccanlint / compulsory_tests / has_main_header.c
1 #include <tools/ccanlint/ccanlint.h>
2 #include <sys/types.h>
3 #include <sys/stat.h>
4 #include <fcntl.h>
5 #include <unistd.h>
6 #include <limits.h>
7 #include <errno.h>
8 #include <stdlib.h>
9 #include <stdio.h>
10 #include <err.h>
11 #include <ccan/str/str.h>
12 #include <ccan/talloc/talloc.h>
13 #include <ccan/noerr/noerr.h>
14
15 static void *check_has_main_header(struct manifest *m,
16                                    bool keep,
17                                    unsigned int *timeleft)
18 {
19         struct ccan_file *f;
20
21         list_for_each(&m->h_files, f, list) {
22                 if (strstarts(f->name, m->basename)
23                     && strlen(f->name) == strlen(m->basename) + 2)
24                         return NULL;
25         }
26         return m;
27 }
28
29 static const char *describe_has_main_header(struct manifest *m,
30                                             void *check_result)
31 {
32         return talloc_asprintf(m,
33         "You have no %s/%s.h header file.\n\n"
34         "CCAN modules have a name, the same as the directory name.  They're\n"
35         "expected to have an interface in the header of the same name.\n",
36                                m->basename, m->basename);
37 }
38
39 struct ccanlint has_main_header = {
40         .key = "has-main-header",
41         .name = "Module has main header file",
42         .check = check_has_main_header,
43         .describe = describe_has_main_header,
44 };
45
46 REGISTER_TEST(has_main_header, NULL);