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 #include "tests_compile.h"
  19
  20 static const char *can_build(struct manifest *m)
  21 {
  22         if (safe_mode)
  23                 return "Safe mode enabled";
  24         return NULL;
  25 }
  26
  27 char *test_obj_list(const struct manifest *m, bool link_with_module,
  28                     enum compile_type ctype, enum compile_type own_ctype)
  29 {
  30         char *list = talloc_strdup(m, "");
  31         struct ccan_file *i;
  32         struct manifest *subm;
  33
  34         /* Objects from any other C files. */
  35         list_for_each(&m->other_test_c_files, i, list)
  36                 list = talloc_asprintf_append(list, " %s",
  37                                               i->compiled[ctype]);
  38
  39         /* Our own object files. */
  40         if (link_with_module)
  41                 list_for_each(&m->c_files, i, list)
  42                         list = talloc_asprintf_append(list, " %s",
  43                                                       i->compiled[own_ctype]);
  44
  45         /* Other ccan modules. */
  46         list_for_each(&m->deps, subm, list) {
  47                 if (subm->compiled[ctype])
  48                         list = talloc_asprintf_append(list, " %s",
  49                                                       subm->compiled[ctype]);
  50         }
  51
  52         return list;
  53 }
  54
  55 char *lib_list(const struct manifest *m, enum compile_type ctype)
  56 {
  57         unsigned int i, num;
  58         char **libs = get_libs(m, m->dir, &num,
  59                                &m->info_file->compiled[ctype]);
  60         char *ret = talloc_strdup(m, "");
  61
  62         for (i = 0; i < num; i++)
  63                 ret = talloc_asprintf_append(ret, "-l%s ", libs[i]);
  64         return ret;
  65 }
  66
  67 static bool compile(const void *ctx,
  68                     struct manifest *m,
  69                     struct ccan_file *file,
  70                     bool fail,
  71                     bool link_with_module,
  72                     bool keep,
  73                     enum compile_type ctype,
  74                     char **output)
  75 {
  76         char *fname, *flags;
  77
  78         flags = talloc_asprintf(ctx, "%s%s%s",
  79                                 fail ? "-DFAIL " : "",
  80                                 cflags,
  81                                 ctype == COMPILE_NOFEAT
  82                                 ? " "REDUCE_FEATURES_FLAGS : "");
  83
  84         fname = maybe_temp_file(ctx, "", keep, file->fullname);
  85         if (!compile_and_link(ctx, file->fullname, ccan_dir,
  86                               test_obj_list(m, link_with_module,
  87                                             ctype, ctype),
  88                               compiler, flags, lib_list(m, ctype), fname,
  89                               output)) {
  90                 talloc_free(fname);
  91                 return false;
  92         }
  93
  94         file->compiled[ctype] = fname;
  95         return true;
  96 }
  97
  98 static void compile_async(const void *ctx,
  99                           struct manifest *m,
 100                           struct ccan_file *file,
 101                           bool link_with_module,
 102                           bool keep,
 103                           enum compile_type ctype,
 104                           unsigned int time_ms)
 105 {
 106         char *flags;
 107
 108         file->compiled[ctype] = maybe_temp_file(ctx, "", keep, file->fullname);
 109         flags = talloc_asprintf(ctx, "%s%s",
 110                                 cflags,
 111                                 ctype == COMPILE_NOFEAT
 112                                 ? " "REDUCE_FEATURES_FLAGS : "");
 113
 114         compile_and_link_async(file, time_ms, file->fullname, ccan_dir,
 115                                test_obj_list(m, link_with_module, ctype, ctype),
 116                                compiler, flags, lib_list(m, ctype),
 117                                file->compiled[ctype]);
 118 }
 119
 120 static void compile_tests(struct manifest *m, bool keep,
 121                           struct score *score,
 122                           enum compile_type ctype,
 123                           unsigned int time_ms)
 124 {
 125         char *cmdout;
 126         struct ccan_file *i;
 127         struct list_head *list;
 128         bool errors = false, warnings = false, ok;
 129
 130         foreach_ptr(list, &m->compile_ok_tests, &m->run_tests, &m->api_tests) {
 131                 list_for_each(list, i, list) {
 132                         compile_async(score, m, i,
 133                                       list == &m->api_tests, keep,
 134                                       ctype, time_ms);
 135                 }
 136         }
 137
 138         while ((i = collect_command(&ok, &cmdout)) != NULL) {
 139                 if (!ok) {
 140                         score_file_error(score, i, 0,
 141                                          "Compile failed:\n%s",
 142                                          cmdout);
 143                         errors = true;
 144                 } else if (!streq(cmdout, "")) {
 145                         score_file_error(score, i, 0,
 146                                          "Compile gave warnings:\n%s",
 147                                          cmdout);
 148                         warnings = true;
 149                 }
 150         }
 151
 152         /* The compile fail tests are a bit weird, handle them separately */
 153         if (errors)
 154                 return;
 155
 156         /* For historical reasons, "fail" often means "gives warnings" */
 157         list_for_each(&m->compile_fail_tests, i, list) {
 158                 if (!compile(score, m, i, false, false, false,
 159                              ctype, &cmdout)) {
 160                         score_file_error(score, i, 0,
 161                                          "Compile without -DFAIL failed:\n%s",
 162                                          cmdout);
 163                         return;
 164                 }
 165                 if (!streq(cmdout, "")) {
 166                         score_file_error(score, i, 0,
 167                                          "Compile gave warnings"
 168                                          " without -DFAIL:\n%s",
 169                                          cmdout);
 170                         return;
 171                 }
 172                 if (compile(score, m, i, true, false, false,
 173                             ctype, &cmdout)
 174                     && streq(cmdout, "")) {
 175                         score_file_error(score, i, 0,
 176                                          "Compiled successfully with -DFAIL?");
 177                         return;
 178                 }
 179                 score->total++;
 180         }
 181
 182         score->pass = true;
 183         score->score = score->total - warnings;
 184 }
 185
 186 /* FIXME: If we time out, set *timeleft to 0 */
 187 static void do_compile_tests(struct manifest *m,
 188                              bool keep,
 189                              unsigned int *timeleft, struct score *score)
 190 {
 191         compile_tests(m, keep, score, COMPILE_NORMAL, *timeleft);
 192 }
 193
 194 struct ccanlint tests_compile = {
 195         .key = "tests_compile",
 196         .name = "Module tests compile",
 197         .check = do_compile_tests,
 198         .can_run = can_build,
 199         .needs = "tests_helpers_compile objects_build"
 200 };
 201
 202 REGISTER_TEST(tests_compile);
 203
 204 static const char *features_reduced(struct manifest *m)
 205 {
 206         if (features_were_reduced)
 207                 return NULL;
 208         return "No features to turn off";
 209 }
 210
 211 static void do_compile_tests_without_features(struct manifest *m,
 212                                               bool keep,
 213                                               unsigned int *timeleft,
 214                                               struct score *score)
 215 {
 216         compile_tests(m, keep, score, COMPILE_NOFEAT, *timeleft);
 217 }
 218
 219 struct ccanlint tests_compile_without_features = {
 220         .key = "tests_compile_without_features",
 221         .name = "Module tests compile (without features)",
 222         .check = do_compile_tests_without_features,
 223         .can_run = features_reduced,
 224         .needs = "module_builds tests_helpers_compile_without_features objects_build_without_features"
 225 };
 226 REGISTER_TEST(tests_compile_without_features);