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         /* 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", i->compiled);
  43
  44         /* Other ccan modules. */
  45         list_for_each(&m->dep_dirs, i, list) {
  46                 if (i->compiled)
  47                         list = talloc_asprintf_append(list, " %s", i->compiled);
  48         }
  49
  50         return list;
  51 }
  52
  53 static char *lib_list(const struct manifest *m)
  54 {
  55         unsigned int i, num;
  56         char **libs = get_libs(m, ".", &num, &m->info_file->compiled);
  57         char *ret = talloc_strdup(m, "");
  58
  59         for (i = 0; i < num; i++)
  60                 ret = talloc_asprintf_append(ret, "-l%s ", libs[i]);
  61         return ret;
  62 }
  63
  64 static char *compile(const void *ctx,
  65                      struct manifest *m,
  66                      struct ccan_file *file,
  67                      bool fail,
  68                      bool link_with_module,
  69                      bool keep)
  70 {
  71         char *errmsg;
  72
  73         file->compiled = maybe_temp_file(ctx, "", keep, file->fullname);
  74         errmsg = compile_and_link(ctx, file->fullname, ccan_dir,
  75                                   obj_list(m, link_with_module),
  76                                   fail ? "-DFAIL" : "",
  77                                   lib_list(m), file->compiled);
  78         if (errmsg) {
  79                 talloc_free(file->compiled);
  80                 return errmsg;
  81         }
  82         return NULL;
  83 }
  84
  85 struct compile_tests_result {
  86         struct list_node list;
  87         const char *filename;
  88         const char *description;
  89         const char *output;
  90 };
  91
  92 static void *do_compile_tests(struct manifest *m,
  93                               bool keep,
  94                               unsigned int *timeleft)
  95 {
  96         struct list_head *list = talloc(m, struct list_head);
  97         char *cmdout;
  98         struct ccan_file *i;
  99         struct compile_tests_result *res;
 100
 101         list_head_init(list);
 102
 103         list_for_each(&m->compile_ok_tests, i, list) {
 104                 compile_tests.total_score++;
 105                 cmdout = compile(list, m, i, false, false, keep);
 106                 if (cmdout) {
 107                         res = talloc(list, struct compile_tests_result);
 108                         res->filename = i->name;
 109                         res->description = "failed to compile";
 110                         res->output = talloc_steal(res, cmdout);
 111                         list_add_tail(list, &res->list);
 112                 }
 113         }
 114
 115         list_for_each(&m->run_tests, i, list) {
 116                 compile_tests.total_score++;
 117                 cmdout = compile(m, m, i, false, false, keep);
 118                 if (cmdout) {
 119                         res = talloc(list, struct compile_tests_result);
 120                         res->filename = i->name;
 121                         res->description = "failed to compile";
 122                         res->output = talloc_steal(res, cmdout);
 123                         list_add_tail(list, &res->list);
 124                 }
 125         }
 126
 127         list_for_each(&m->api_tests, i, list) {
 128                 compile_tests.total_score++;
 129                 cmdout = compile(m, m, i, false, true, keep);
 130                 if (cmdout) {
 131                         res = talloc(list, struct compile_tests_result);
 132                         res->filename = i->name;
 133                         res->description = "failed to compile";
 134                         res->output = talloc_steal(res, cmdout);
 135                         list_add_tail(list, &res->list);
 136                 }
 137         }
 138
 139         list_for_each(&m->compile_fail_tests, i, list) {
 140                 compile_tests.total_score++;
 141                 cmdout = compile(list, m, i, false, false, false);
 142                 if (cmdout) {
 143                         res = talloc(list, struct compile_tests_result);
 144                         res->filename = i->name;
 145                         res->description = "failed to compile without -DFAIL";
 146                         res->output = talloc_steal(res, cmdout);
 147                         list_add_tail(list, &res->list);
 148                 } else {
 149                         cmdout = compile(list, m, i, true, false, false);
 150                         if (!cmdout) {
 151                                 res = talloc(list, struct compile_tests_result);
 152                                 res->filename = i->name;
 153                                 res->description = "compiled successfully"
 154                                         " with -DFAIL";
 155                                 res->output = "";
 156                                 list_add_tail(list, &res->list);
 157                         }
 158                 }
 159         }
 160
 161         if (list_empty(list)) {
 162                 talloc_free(list);
 163                 list = NULL;
 164         }
 165
 166         return list;
 167 }
 168
 169 static unsigned int score_compile_tests(struct manifest *m,
 170                                         void *check_result)
 171 {
 172         struct list_head *list = check_result;
 173         struct compile_tests_result *i;
 174         unsigned int score = compile_tests.total_score;
 175
 176         list_for_each(list, i, list)
 177                 score--;
 178         return score;
 179 }
 180
 181 static const char *describe_compile_tests(struct manifest *m,
 182                                           void *check_result)
 183 {
 184         struct list_head *list = check_result;
 185         struct compile_tests_result *i;
 186         char *descrip = talloc_strdup(list, "Compilation tests failed:\n");
 187
 188         list_for_each(list, i, list)
 189                 descrip = talloc_asprintf_append(descrip, "%s %s\n%s",
 190                                                  i->filename, i->description,
 191                                                  i->output);
 192         return descrip;
 193 }
 194
 195 struct ccanlint compile_tests = {
 196         .key = "compile-tests",
 197         .name = "Module tests compile",
 198         .score = score_compile_tests,
 199         .check = do_compile_tests,
 200         .describe = describe_compile_tests,
 201         .can_run = can_build,
 202 };
 203
 204 REGISTER_TEST(compile_tests, &compile_test_helpers, &build_objs, NULL);