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

   1 #include <tools/ccanlint/ccanlint.h>
   2 #include <tools/tools.h>
   3 #include <ccan/talloc/talloc.h>
   4 #include <ccan/str/str.h>
   5 #include <ccan/foreach/foreach.h>
   6 #include <sys/types.h>
   7 #include <sys/stat.h>
   8 #include <fcntl.h>
   9 #include <unistd.h>
  10 #include <limits.h>
  11 #include <errno.h>
  12 #include <stdlib.h>
  13 #include <stdio.h>
  14 #include <err.h>
  15 #include <string.h>
  16 #include <ctype.h>
  17
  18 static const char *can_build(struct manifest *m)
  19 {
  20         if (safe_mode)
  21                 return "Safe mode enabled";
  22         return NULL;
  23 }
  24
  25 /* FIXME: Merge this into one place. */
  26 static char *obj_list(const struct manifest *m, bool link_with_module)
  27 {
  28         char *list = talloc_strdup(m, "");
  29         struct ccan_file *i;
  30         struct manifest *subm;
  31
  32         /* Objects from any other C files. */
  33         list_for_each(&m->other_test_c_files, i, list)
  34                 list = talloc_asprintf_append(list, " %s", i->compiled);
  35
  36         /* Our own object files. */
  37         if (link_with_module)
  38                 list_for_each(&m->c_files, i, list)
  39                         list = talloc_asprintf_append(list, " %s", i->compiled);
  40
  41         /* Other ccan modules. */
  42         list_for_each(&m->deps, subm, list) {
  43                 if (subm->compiled)
  44                         list = talloc_asprintf_append(list, " %s",
  45                                                       subm->compiled);
  46         }
  47
  48         return list;
  49 }
  50
  51 static char *lib_list(const struct manifest *m)
  52 {
  53         unsigned int i, num;
  54         char **libs = get_libs(m, m->dir, &num, &m->info_file->compiled);
  55         char *ret = talloc_strdup(m, "");
  56
  57         for (i = 0; i < num; i++)
  58                 ret = talloc_asprintf_append(ret, "-l%s ", libs[i]);
  59         return ret;
  60 }
  61
  62 static bool compile(const void *ctx,
  63                     struct manifest *m,
  64                     struct ccan_file *file,
  65                     bool fail,
  66                     bool link_with_module,
  67                     bool keep, char **output)
  68 {
  69         file->compiled = maybe_temp_file(ctx, "", keep, file->fullname);
  70         if (!compile_and_link(ctx, file->fullname, ccan_dir,
  71                               obj_list(m, link_with_module),
  72                               fail ? "-DFAIL" : "",
  73                               lib_list(m), file->compiled, output)) {
  74                 talloc_free(file->compiled);
  75                 return false;
  76         }
  77         return true;
  78 }
  79
  80 static void do_compile_tests(struct manifest *m,
  81                              bool keep,
  82                              unsigned int *timeleft, struct score *score)
  83 {
  84         char *cmdout;
  85         struct ccan_file *i;
  86         struct list_head *list;
  87         bool errors = false, warnings = false;
  88
  89         foreach_ptr(list, &m->compile_ok_tests, &m->run_tests, &m->api_tests) {
  90                 list_for_each(list, i, list) {
  91                         if (!compile(score, m, i, false, list == &m->api_tests,
  92                                      keep, &cmdout)) {
  93                                 score->error = "Failed to compile tests";
  94                                 score_file_error(score, i, 0, cmdout);
  95                                 errors = true;
  96                         } else if (!streq(cmdout, "")) {
  97                                 score->error = "Test compiled with warnings";
  98                                 score_file_error(score, i, 0, cmdout);
  99                                 warnings = true;
 100                         }
 101                 }
 102         }
 103
 104         /* The compile fail tests are a bit weird, handle them separately */
 105         if (errors)
 106                 return;
 107
 108         /* For historical reasons, "fail" often means "gives warnings" */
 109         list_for_each(&m->compile_fail_tests, i, list) {
 110                 if (!compile(score, m, i, false, false, false, &cmdout)) {
 111                         score->error = "Failed to compile without -DFAIL";
 112                         score_file_error(score, i, 0, cmdout);
 113                         return;
 114                 }
 115                 if (!streq(cmdout, "")) {
 116                         score->error = "Compile with warnigns without -DFAIL";
 117                         score_file_error(score, i, 0, cmdout);
 118                         return;
 119                 }
 120                 if (compile(score, m, i, true, false, false, &cmdout)
 121                     && streq(cmdout, "")) {
 122                         score->error = "Compiled successfully with -DFAIL?";
 123                         score_file_error(score, i, 0, NULL);
 124                         return;
 125                 }
 126         }
 127
 128         score->pass = true;
 129         score->total = 2;
 130         score->score = 1 + !warnings;
 131 }
 132
 133 struct ccanlint compile_tests = {
 134         .key = "tests_compile",
 135         .name = "Module tests compile",
 136         .check = do_compile_tests,
 137         .can_run = can_build,
 138 };
 139
 140 REGISTER_TEST(compile_tests, &compile_test_helpers, &build_objs, NULL);