git.ozlabs.org Git - ccan/blob - tools/ccanlint/tests/tests_compile.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 #include "reduce_features.h"
  18
  19 static const char *can_build(struct manifest *m)
  20 {
  21         if (safe_mode)
  22                 return "Safe mode enabled";
  23         return NULL;
  24 }
  25
  26 /* FIXME: Merge this into one place. */
  27 static char *obj_list(const struct manifest *m, bool link_with_module)
  28 {
  29         char *list = talloc_strdup(m, "");
  30         struct ccan_file *i;
  31         struct manifest *subm;
  32
  33         /* Objects from any other C files. */
  34         list_for_each(&m->other_test_c_files, i, list)
  35                 list = talloc_asprintf_append(list, " %s", i->compiled);
  36
  37         /* Our own object files. */
  38         if (link_with_module)
  39                 list_for_each(&m->c_files, i, list)
  40                         list = talloc_asprintf_append(list, " %s", i->compiled);
  41
  42         /* Other ccan modules. */
  43         list_for_each(&m->deps, subm, list) {
  44                 if (subm->compiled)
  45                         list = talloc_asprintf_append(list, " %s",
  46                                                       subm->compiled);
  47         }
  48
  49         return list;
  50 }
  51
  52 static char *lib_list(const struct manifest *m)
  53 {
  54         unsigned int i, num;
  55         char **libs = get_libs(m, m->dir, &num, &m->info_file->compiled);
  56         char *ret = talloc_strdup(m, "");
  57
  58         for (i = 0; i < num; i++)
  59                 ret = talloc_asprintf_append(ret, "-l%s ", libs[i]);
  60         return ret;
  61 }
  62
  63 static bool compile(const void *ctx,
  64                     struct manifest *m,
  65                     struct ccan_file *file,
  66                     const char *flags,
  67                     bool fail,
  68                     bool link_with_module,
  69                     bool keep, char **output)
  70 {
  71         char *f = talloc_asprintf(ctx, "%s%s%s",
  72                                   flags, fail ? "-DFAIL " : "", cflags);
  73
  74         file->compiled = maybe_temp_file(ctx, "", keep, file->fullname);
  75         if (!compile_and_link(ctx, file->fullname, ccan_dir,
  76                               obj_list(m, link_with_module), compiler, f,
  77                               lib_list(m), file->compiled, output)) {
  78                 talloc_free(file->compiled);
  79                 return false;
  80         }
  81         return true;
  82 }
  83
  84 static void compile_tests(struct manifest *m, bool keep,
  85                           struct score *score, const char *incl)
  86 {
  87         char *cmdout;
  88         struct ccan_file *i;
  89         struct list_head *list;
  90         bool errors = false, warnings = false;
  91
  92         foreach_ptr(list, &m->compile_ok_tests, &m->run_tests, &m->api_tests) {
  93                 list_for_each(list, i, list) {
  94                         if (!compile(score, m, i, incl, false,
  95                                      list == &m->api_tests, keep, &cmdout)) {
  96                                 score_file_error(score, i, 0,
  97                                                  "Compile failed:\n%s",
  98                                                  cmdout);
  99                                 errors = true;
 100                         } else if (!streq(cmdout, "")) {
 101                                 score_file_error(score, i, 0,
 102                                                  "Compile gave warnings:\n%s",
 103                                                  cmdout);
 104                                 warnings = true;
 105                         }
 106                 }
 107         }
 108
 109         /* The compile fail tests are a bit weird, handle them separately */
 110         if (errors)
 111                 return;
 112
 113         /* For historical reasons, "fail" often means "gives warnings" */
 114         list_for_each(&m->compile_fail_tests, i, list) {
 115                 if (!compile(score, m, i, incl, false, false, false, &cmdout)) {
 116                         score_file_error(score, i, 0,
 117                                          "Compile without -DFAIL failed:\n%s",
 118                                          cmdout);
 119                         return;
 120                 }
 121                 if (!streq(cmdout, "")) {
 122                         score_file_error(score, i, 0,
 123                                          "Compile gave warnings"
 124                                          " without -DFAIL:\n%s",
 125                                          cmdout);
 126                         return;
 127                 }
 128                 if (compile(score, m, i, incl, true, false, false, &cmdout)
 129                     && streq(cmdout, "")) {
 130                         score_file_error(score, i, 0,
 131                                          "Compiled successfully with -DFAIL?");
 132                         return;
 133                 }
 134                 score->total++;
 135         }
 136
 137         score->pass = true;
 138         score->score = score->total - warnings;
 139 }
 140
 141 static void do_compile_tests(struct manifest *m,
 142                              bool keep,
 143                              unsigned int *timeleft, struct score *score)
 144 {
 145         return compile_tests(m, keep, score, "");
 146 }
 147
 148 struct ccanlint tests_compile = {
 149         .key = "tests_compile",
 150         .name = "Module tests compile",
 151         .check = do_compile_tests,
 152         .can_run = can_build,
 153         .needs = "tests_helpers_compile objects_build"
 154 };
 155
 156 REGISTER_TEST(tests_compile);
 157
 158 static const char *features_reduced(struct manifest *m)
 159 {
 160         if (features_were_reduced)
 161                 return NULL;
 162         return "No features to turn off";
 163 }
 164
 165 static void do_compile_tests_without_features(struct manifest *m,
 166                                               bool keep,
 167                                               unsigned int *timeleft,
 168                                               struct score *score)
 169 {
 170         compile_tests(m, keep, score, "-I. ");
 171 }
 172
 173 struct ccanlint tests_compile_without_features = {
 174         .key = "tests_compile_without_features",
 175         .name = "Module tests compile (without features)",
 176         .check = do_compile_tests_without_features,
 177         .can_run = features_reduced,
 178         .needs = "reduce_features"
 179 };
 180 REGISTER_TEST(tests_compile_without_features);