git.ozlabs.org Git - ccan/blob - tools/ccanlint/tests/depends_exist.c

   1 #include <tools/ccanlint/ccanlint.h>
   2 #include <tools/tools.h>
   3 #include <ccan/str/str.h>
   4 #include <ccan/tal/path/path.h>
   5 #include <sys/types.h>
   6 #include <sys/stat.h>
   7 #include <fcntl.h>
   8 #include <unistd.h>
   9 #include <limits.h>
  10 #include <errno.h>
  11 #include <stdlib.h>
  12 #include <stdio.h>
  13 #include <err.h>
  14 #include <string.h>
  15 #include <ctype.h>
  16
  17 static bool have_dep(struct manifest *m, const char *dep)
  18 {
  19         struct manifest *i;
  20
  21         list_for_each(&m->deps, i, list)
  22                 if (streq(i->modname, dep + strlen("ccan/")))
  23                         return true;
  24
  25         return false;
  26 }
  27
  28 static bool add_dep(struct manifest *m,
  29                     struct list_head *deplist,
  30                     const char *dep, struct score *score)
  31 {
  32         struct stat st;
  33         struct manifest *subm;
  34         char *dir = path_join(m, ccan_dir, dep);
  35
  36         /* FIXME: get_manifest has a tendency to exit. */
  37         if (stat(dir, &st) != 0) {
  38                 score->error = tal_fmt(m, "Could not stat dependency %s: %s",
  39                                        dir, strerror(errno));
  40                 return false;
  41         }
  42         subm = get_manifest(m, dir);
  43         list_add_tail(deplist, &subm->list);
  44         return true;
  45 }
  46
  47 /* FIXME: check this is still true once we reduce features. */
  48 static void check_depends_exist(struct manifest *m,
  49                                 unsigned int *timeleft, struct score *score)
  50 {
  51         unsigned int i;
  52         char **deps;
  53
  54         if (safe_mode)
  55                 deps = get_safe_ccan_deps(m, m->dir, "depends", true);
  56         else
  57                 deps = get_deps(m, m->dir, "depends", true,
  58                                 get_or_compile_info);
  59
  60         if (!deps) {
  61                 score->error = tal_fmt(m, "Could not extract dependencies");
  62                 return;
  63         }
  64
  65         for (i = 0; deps[i]; i++) {
  66                 if (!strstarts(deps[i], "ccan/")) {
  67                         non_ccan_deps = true;
  68                         continue;
  69                 }
  70
  71                 if (!add_dep(m, &m->deps, deps[i], score))
  72                         return;
  73         }
  74
  75         score->pass = true;
  76         score->score = score->total;
  77 }
  78
  79 static void check_test_depends_exist(struct manifest *m,
  80                                      unsigned int *timeleft,
  81                                      struct score *score)
  82 {
  83         unsigned int i;
  84         char **deps;
  85         bool needs_tap;
  86
  87         /* We may need libtap for testing, unless we're "tap" */
  88         if (streq(m->modname, "tap")) {
  89                 needs_tap = false;
  90         } else if (list_empty(&m->run_tests) && list_empty(&m->api_tests)) {
  91                 needs_tap = false;
  92         } else {
  93                 needs_tap = true;
  94         }
  95
  96         if (safe_mode)
  97                 deps = get_safe_ccan_deps(m, m->dir, "testdepends", true);
  98         else
  99                 deps = get_deps(m, m->dir, "testdepends", true,
 100                                 get_or_compile_info);
 101
 102         for (i = 0; deps[i]; i++) {
 103                 if (!strstarts(deps[i], "ccan/"))
 104                         continue;
 105
 106                 /* Don't add dependency twice: we can only be on one list!
 107                  * Also, it's possible to have circular test depends, so drop
 108                  * self-refs. */
 109                 if (!have_dep(m, deps[i])
 110                     && !streq(deps[i] + strlen("ccan/"), m->modname)
 111                     && !add_dep(m, &m->test_deps, deps[i], score))
 112                         return;
 113
 114                 if (streq(deps[i], "ccan/tap")) {
 115                         needs_tap = false;
 116                 }
 117         }
 118
 119         if (needs_tap && !have_dep(m, "ccan/tap")
 120             && !add_dep(m, &m->test_deps, "ccan/tap", score)) {
 121                 return;
 122         }
 123
 124         score->pass = true;
 125         score->score = score->total;
 126 }
 127
 128 struct ccanlint depends_exist = {
 129         .key = "depends_exist",
 130         .name = "Module's CCAN dependencies can be found",
 131         .compulsory = true,
 132         .check = check_depends_exist,
 133         .needs = "info_exists"
 134 };
 135
 136 REGISTER_TEST(depends_exist);
 137
 138 struct ccanlint test_depends_exist = {
 139         .key = "test_depends_exist",
 140         .name = "Module's CCAN test dependencies can be found",
 141         .compulsory = false,
 142         .check = check_test_depends_exist,
 143         .needs = "depends_exist"
 144 };
 145
 146 REGISTER_TEST(test_depends_exist);