git.ozlabs.org Git - ccan/blob - tools/ccanlint/compulsory_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 <sys/types.h>
   6 #include <sys/stat.h>
   7 #include <fcntl.h>
   8 #include <unistd.h>
   9 #include <limits.h>
  10 #include <errno.h>
  11 #include <stdlib.h>
  12 #include <stdio.h>
  13 #include <err.h>
  14 #include <string.h>
  15 #include <ctype.h>
  16
  17 static const char *can_build(struct manifest *m)
  18 {
  19         if (safe_mode)
  20                 return "Safe mode enabled";
  21         return NULL;
  22 }
  23
  24 static char *obj_list(const struct manifest *m, bool link_with_module)
  25 {
  26         char *list;
  27         struct ccan_file *i;
  28
  29         /* We expect to be linked with tap, unless that's us. */
  30         if (!streq(m->basename, "tap"))
  31                 list = talloc_asprintf(m, "%s/ccan/tap.o", ccan_dir);
  32         else
  33                 list = talloc_strdup(m, "");
  34
  35         /* Objects from any other C files. */
  36         list_for_each(&m->other_test_c_files, i, list)
  37                 list = talloc_asprintf_append(list, " %s", i->compiled);
  38
  39         if (link_with_module)
  40                 list = talloc_asprintf_append(list, " %s.o", m->dir);
  41
  42         /* Other ccan modules. */
  43         list_for_each(&m->dep_dirs, i, list) {
  44                 if (i->compiled)
  45                         list = talloc_asprintf_append(list, " %s", i->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, ".", &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 char *compile(const void *ctx,
  63                      struct manifest *m,
  64                      struct ccan_file *file,
  65                      bool fail,
  66                      bool link_with_module,
  67                      bool keep)
  68 {
  69         char *errmsg;
  70
  71         file->compiled = maybe_temp_file(ctx, "", keep, file->fullname);
  72         errmsg = compile_and_link(ctx, file->fullname, ccan_dir,
  73                                   obj_list(m, link_with_module),
  74                                   fail ? "-DFAIL" : "",
  75                                   lib_list(m), file->compiled);
  76         if (errmsg) {
  77                 talloc_free(file->compiled);
  78                 return errmsg;
  79         }
  80         return NULL;
  81 }
  82
  83 struct compile_tests_result {
  84         struct list_node list;
  85         const char *filename;
  86         const char *description;
  87         const char *output;
  88 };
  89
  90 static void *do_compile_tests(struct manifest *m,
  91                               bool keep,
  92                               unsigned int *timeleft)
  93 {
  94         struct list_head *list = talloc(m, struct list_head);
  95         char *cmdout;
  96         struct ccan_file *i;
  97         struct compile_tests_result *res;
  98
  99         list_head_init(list);
 100
 101         list_for_each(&m->compile_ok_tests, i, list) {
 102                 compile_tests.total_score++;
 103                 cmdout = compile(list, m, i, false, false, keep);
 104                 if (cmdout) {
 105                         res = talloc(list, struct compile_tests_result);
 106                         res->filename = i->name;
 107                         res->description = "failed to compile";
 108                         res->output = talloc_steal(res, cmdout);
 109                         list_add_tail(list, &res->list);
 110                 }
 111         }
 112
 113         list_for_each(&m->run_tests, i, list) {
 114                 compile_tests.total_score++;
 115                 cmdout = compile(m, m, i, false, false, keep);
 116                 if (cmdout) {
 117                         res = talloc(list, struct compile_tests_result);
 118                         res->filename = i->name;
 119                         res->description = "failed to compile";
 120                         res->output = talloc_steal(res, cmdout);
 121                         list_add_tail(list, &res->list);
 122                 }
 123         }
 124
 125         list_for_each(&m->api_tests, i, list) {
 126                 compile_tests.total_score++;
 127                 cmdout = compile(m, m, i, false, true, keep);
 128                 if (cmdout) {
 129                         res = talloc(list, struct compile_tests_result);
 130                         res->filename = i->name;
 131                         res->description = "failed to compile";
 132                         res->output = talloc_steal(res, cmdout);
 133                         list_add_tail(list, &res->list);
 134                 }
 135         }
 136
 137         list_for_each(&m->compile_fail_tests, i, list) {
 138                 compile_tests.total_score++;
 139                 cmdout = compile(list, m, i, false, false, false);
 140                 if (cmdout) {
 141                         res = talloc(list, struct compile_tests_result);
 142                         res->filename = i->name;
 143                         res->description = "failed to compile without -DFAIL";
 144                         res->output = talloc_steal(res, cmdout);
 145                         list_add_tail(list, &res->list);
 146                 } else {
 147                         cmdout = compile(list, m, i, true, false, false);
 148                         if (!cmdout) {
 149                                 res = talloc(list, struct compile_tests_result);
 150                                 res->filename = i->name;
 151                                 res->description = "compiled successfully"
 152                                         " with -DFAIL";
 153                                 res->output = "";
 154                                 list_add_tail(list, &res->list);
 155                         }
 156                 }
 157         }
 158
 159         if (list_empty(list)) {
 160                 talloc_free(list);
 161                 list = NULL;
 162         }
 163
 164         return list;
 165 }
 166
 167 static unsigned int score_compile_tests(struct manifest *m,
 168                                         void *check_result)
 169 {
 170         struct list_head *list = check_result;
 171         struct compile_tests_result *i;
 172         unsigned int score = compile_tests.total_score;
 173
 174         list_for_each(list, i, list)
 175                 score--;
 176         return score;
 177 }
 178
 179 static const char *describe_compile_tests(struct manifest *m,
 180                                           void *check_result)
 181 {
 182         struct list_head *list = check_result;
 183         struct compile_tests_result *i;
 184         char *descrip = talloc_strdup(list, "Compilation tests failed:\n");
 185
 186         list_for_each(list, i, list)
 187                 descrip = talloc_asprintf_append(descrip, "%s %s\n%s",
 188                                                  i->filename, i->description,
 189                                                  i->output);
 190         return descrip;
 191 }
 192
 193 struct ccanlint compile_tests = {
 194         .key = "compile-tests",
 195         .name = "Module tests compile",
 196         .score = score_compile_tests,
 197         .check = do_compile_tests,
 198         .describe = describe_compile_tests,
 199         .can_run = can_build,
 200 };
 201
 202 REGISTER_TEST(compile_tests, &compile_test_helpers, NULL);