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                     enum compile_type ctype,
  73                     char **output)
  74 {
  75         char *fname, *flags;
  76
  77         flags = talloc_asprintf(ctx, "%s%s%s",
  78                                 fail ? "-DFAIL " : "",
  79                                 cflags,
  80                                 ctype == COMPILE_NOFEAT
  81                                 ? " "REDUCE_FEATURES_FLAGS : "");
  82
  83         fname = temp_file(ctx, "", file->fullname);
  84         if (!compile_and_link(ctx, file->fullname, ccan_dir,
  85                               test_obj_list(m, link_with_module,
  86                                             ctype, ctype),
  87                               compiler, flags, lib_list(m, ctype), fname,
  88                               output)) {
  89                 talloc_free(fname);
  90                 return false;
  91         }
  92
  93         file->compiled[ctype] = fname;
  94         return true;
  95 }
  96
  97 static void compile_async(const void *ctx,
  98                           struct manifest *m,
  99                           struct ccan_file *file,
 100                           bool link_with_module,
 101                           enum compile_type ctype,
 102                           unsigned int time_ms)
 103 {
 104         char *flags;
 105
 106         file->compiled[ctype] = temp_file(ctx, "", file->fullname);
 107         flags = talloc_asprintf(ctx, "%s%s",
 108                                 cflags,
 109                                 ctype == COMPILE_NOFEAT
 110                                 ? " "REDUCE_FEATURES_FLAGS : "");
 111
 112         compile_and_link_async(file, time_ms, file->fullname, ccan_dir,
 113                                test_obj_list(m, link_with_module, ctype, ctype),
 114                                compiler, flags, lib_list(m, ctype),
 115                                file->compiled[ctype]);
 116 }
 117
 118 static void compile_tests(struct manifest *m,
 119                           struct score *score,
 120                           enum compile_type ctype,
 121                           unsigned int time_ms)
 122 {
 123         char *cmdout;
 124         struct ccan_file *i;
 125         struct list_head *list;
 126         bool errors = false, warnings = false, ok;
 127
 128         foreach_ptr(list, &m->compile_ok_tests, &m->run_tests, &m->api_tests) {
 129                 list_for_each(list, i, list) {
 130                         compile_async(score, m, i,
 131                                       list == &m->api_tests,
 132                                       ctype, time_ms);
 133                 }
 134         }
 135
 136         while ((i = collect_command(&ok, &cmdout)) != NULL) {
 137                 if (!ok) {
 138                         score_file_error(score, i, 0,
 139                                          "Compile failed:\n%s",
 140                                          cmdout);
 141                         errors = true;
 142                 } else if (!streq(cmdout, "")) {
 143                         score_file_error(score, i, 0,
 144                                          "Compile gave warnings:\n%s",
 145                                          cmdout);
 146                         warnings = true;
 147                 }
 148         }
 149
 150         /* The compile fail tests are a bit weird, handle them separately */
 151         if (errors)
 152                 return;
 153
 154         /* For historical reasons, "fail" often means "gives warnings" */
 155         list_for_each(&m->compile_fail_tests, i, list) {
 156                 if (!compile(score, m, i, false, false, ctype, &cmdout)) {
 157                         score_file_error(score, i, 0,
 158                                          "Compile without -DFAIL failed:\n%s",
 159                                          cmdout);
 160                         return;
 161                 }
 162                 if (!streq(cmdout, "")) {
 163                         score_file_error(score, i, 0,
 164                                          "Compile gave warnings"
 165                                          " without -DFAIL:\n%s",
 166                                          cmdout);
 167                         return;
 168                 }
 169                 if (compile(score, m, i, true, false, ctype, &cmdout)
 170                     && streq(cmdout, "")) {
 171                         score_file_error(score, i, 0,
 172                                          "Compiled successfully with -DFAIL?");
 173                         return;
 174                 }
 175                 score->total++;
 176         }
 177
 178         score->pass = true;
 179         score->score = score->total - warnings;
 180 }
 181
 182 /* FIXME: If we time out, set *timeleft to 0 */
 183 static void do_compile_tests(struct manifest *m,
 184                              unsigned int *timeleft, struct score *score)
 185 {
 186         compile_tests(m, score, COMPILE_NORMAL, *timeleft);
 187 }
 188
 189 struct ccanlint tests_compile = {
 190         .key = "tests_compile",
 191         .name = "Module tests compile",
 192         .check = do_compile_tests,
 193         .can_run = can_build,
 194         .needs = "tests_helpers_compile objects_build"
 195 };
 196
 197 REGISTER_TEST(tests_compile);
 198
 199 static const char *features_reduced(struct manifest *m)
 200 {
 201         if (features_were_reduced)
 202                 return NULL;
 203         return "No features to turn off";
 204 }
 205
 206 static void do_compile_tests_without_features(struct manifest *m,
 207                                               unsigned int *timeleft,
 208                                               struct score *score)
 209 {
 210         compile_tests(m, score, COMPILE_NOFEAT, *timeleft);
 211 }
 212
 213 struct ccanlint tests_compile_without_features = {
 214         .key = "tests_compile_without_features",
 215         .name = "Module tests compile (without features)",
 216         .check = do_compile_tests_without_features,
 217         .can_run = features_reduced,
 218         .needs = "module_builds tests_helpers_compile_without_features objects_build_without_features"
 219 };
 220 REGISTER_TEST(tests_compile_without_features);