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_tests(struct manifest *m, bool keep,
  99                           struct score *score,
 100                           enum compile_type ctype)
 101 {
 102         char *cmdout;
 103         struct ccan_file *i;
 104         struct list_head *list;
 105         bool errors = false, warnings = false;
 106
 107         foreach_ptr(list, &m->compile_ok_tests, &m->run_tests, &m->api_tests) {
 108                 list_for_each(list, i, list) {
 109                         if (!compile(score, m, i, false,
 110                                      list == &m->api_tests, keep,
 111                                      ctype, &cmdout)) {
 112                                 score_file_error(score, i, 0,
 113                                                  "Compile failed:\n%s",
 114                                                  cmdout);
 115                                 errors = true;
 116                         } else if (!streq(cmdout, "")) {
 117                                 score_file_error(score, i, 0,
 118                                                  "Compile gave warnings:\n%s",
 119                                                  cmdout);
 120                                 warnings = true;
 121                         }
 122                 }
 123         }
 124
 125         /* The compile fail tests are a bit weird, handle them separately */
 126         if (errors)
 127                 return;
 128
 129         /* For historical reasons, "fail" often means "gives warnings" */
 130         list_for_each(&m->compile_fail_tests, i, list) {
 131                 if (!compile(score, m, i, false, false, false,
 132                              ctype, &cmdout)) {
 133                         score_file_error(score, i, 0,
 134                                          "Compile without -DFAIL failed:\n%s",
 135                                          cmdout);
 136                         return;
 137                 }
 138                 if (!streq(cmdout, "")) {
 139                         score_file_error(score, i, 0,
 140                                          "Compile gave warnings"
 141                                          " without -DFAIL:\n%s",
 142                                          cmdout);
 143                         return;
 144                 }
 145                 if (compile(score, m, i, true, false, false,
 146                             ctype, &cmdout)
 147                     && streq(cmdout, "")) {
 148                         score_file_error(score, i, 0,
 149                                          "Compiled successfully with -DFAIL?");
 150                         return;
 151                 }
 152                 score->total++;
 153         }
 154
 155         score->pass = true;
 156         score->score = score->total - warnings;
 157 }
 158
 159 static void do_compile_tests(struct manifest *m,
 160                              bool keep,
 161                              unsigned int *timeleft, struct score *score)
 162 {
 163         compile_tests(m, keep, score, COMPILE_NORMAL);
 164 }
 165
 166 struct ccanlint tests_compile = {
 167         .key = "tests_compile",
 168         .name = "Module tests compile",
 169         .check = do_compile_tests,
 170         .can_run = can_build,
 171         .needs = "tests_helpers_compile objects_build"
 172 };
 173
 174 REGISTER_TEST(tests_compile);
 175
 176 static const char *features_reduced(struct manifest *m)
 177 {
 178         if (features_were_reduced)
 179                 return NULL;
 180         return "No features to turn off";
 181 }
 182
 183 static void do_compile_tests_without_features(struct manifest *m,
 184                                               bool keep,
 185                                               unsigned int *timeleft,
 186                                               struct score *score)
 187 {
 188         compile_tests(m, keep, score, COMPILE_NOFEAT);
 189 }
 190
 191 struct ccanlint tests_compile_without_features = {
 192         .key = "tests_compile_without_features",
 193         .name = "Module tests compile (without features)",
 194         .check = do_compile_tests_without_features,
 195         .can_run = features_reduced,
 196         .needs = "tests_helpers_compile_without_features objects_build_without_features"
 197 };
 198 REGISTER_TEST(tests_compile_without_features);