git.ozlabs.org Git - ccan/blob - tools/ccanlint/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_strdup(m, "../tap.o");
  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->basename);
  41
  42         return list;
  43 }
  44
  45 static char *lib_list(const struct manifest *m)
  46 {
  47         unsigned int i, num;
  48         char **libs = get_libs(m, ".", ".", &num, &m->info_file->compiled);
  49         char *ret = talloc_strdup(m, "");
  50
  51         for (i = 0; i < num; i++)
  52                 ret = talloc_asprintf_append(ret, "-l%s ", libs[i]);
  53         return ret;
  54 }
  55
  56 static char *compile(const void *ctx,
  57                      struct manifest *m, struct ccan_file *file, bool fail,
  58                      bool link_with_module)
  59 {
  60         char *errmsg;
  61
  62         file->compiled = compile_and_link(ctx, file->name,
  63                                           obj_list(m, link_with_module),
  64                                           fail ? "-DFAIL" : "",
  65                                           lib_list(m), &errmsg);
  66         if (!file->compiled)
  67                 return errmsg;
  68         talloc_steal(ctx, file->compiled);
  69         return NULL;
  70 }
  71
  72 struct compile_tests_result {
  73         struct list_node list;
  74         const char *filename;
  75         const char *description;
  76         const char *output;
  77 };
  78
  79 static void *do_compile_tests(struct manifest *m)
  80 {
  81         struct list_head *list = talloc(m, struct list_head);
  82         char *cmdout;
  83         struct ccan_file *i;
  84         struct compile_tests_result *res;
  85
  86         list_head_init(list);
  87
  88         list_for_each(&m->compile_ok_tests, i, list) {
  89                 compile_tests.total_score++;
  90                 cmdout = compile(list, m, i, false, false);
  91                 if (cmdout) {
  92                         res = talloc(list, struct compile_tests_result);
  93                         res->filename = i->name;
  94                         res->description = "failed to compile";
  95                         res->output = talloc_steal(res, cmdout);
  96                         list_add_tail(list, &res->list);
  97                 }
  98         }
  99
 100         list_for_each(&m->run_tests, i, list) {
 101                 compile_tests.total_score++;
 102                 cmdout = compile(m, m, i, false, false);
 103                 if (cmdout) {
 104                         res = talloc(list, struct compile_tests_result);
 105                         res->filename = i->name;
 106                         res->description = "failed to compile";
 107                         res->output = talloc_steal(res, cmdout);
 108                         list_add_tail(list, &res->list);
 109                 }
 110         }
 111
 112         list_for_each(&m->api_tests, i, list) {
 113                 compile_tests.total_score++;
 114                 cmdout = compile(m, m, i, false, true);
 115                 if (cmdout) {
 116                         res = talloc(list, struct compile_tests_result);
 117                         res->filename = i->name;
 118                         res->description = "failed to compile";
 119                         res->output = talloc_steal(res, cmdout);
 120                         list_add_tail(list, &res->list);
 121                 }
 122         }
 123
 124         list_for_each(&m->compile_fail_tests, i, list) {
 125                 compile_tests.total_score++;
 126                 cmdout = compile(list, m, i, false, false);
 127                 if (cmdout) {
 128                         res = talloc(list, struct compile_tests_result);
 129                         res->filename = i->name;
 130                         res->description = "failed to compile without -DFAIL";
 131                         res->output = talloc_steal(res, cmdout);
 132                         list_add_tail(list, &res->list);
 133                 } else {
 134                         cmdout = compile(list, m, i, true, false);
 135                         if (!cmdout) {
 136                                 res = talloc(list, struct compile_tests_result);
 137                                 res->filename = i->name;
 138                                 res->description = "compiled successfully"
 139                                         " with -DFAIL";
 140                                 res->output = "";
 141                                 list_add_tail(list, &res->list);
 142                         }
 143                 }
 144         }
 145
 146         if (list_empty(list)) {
 147                 talloc_free(list);
 148                 list = NULL;
 149         }
 150
 151         return list;
 152 }
 153
 154 static unsigned int score_compile_tests(struct manifest *m,
 155                                         void *check_result)
 156 {
 157         struct list_head *list = check_result;
 158         struct compile_tests_result *i;
 159         unsigned int score = compile_tests.total_score;
 160
 161         list_for_each(list, i, list)
 162                 score--;
 163         return score;
 164 }
 165
 166 static const char *describe_compile_tests(struct manifest *m,
 167                                           void *check_result)
 168 {
 169         struct list_head *list = check_result;
 170         struct compile_tests_result *i;
 171         char *descrip = talloc_strdup(list, "Compilation tests failed:\n");
 172
 173         list_for_each(list, i, list)
 174                 descrip = talloc_asprintf_append(descrip, "%s %s\n%s",
 175                                                  i->filename, i->description,
 176                                                  i->output);
 177         return descrip;
 178 }
 179
 180 struct ccanlint compile_tests = {
 181         .name = "Compile tests succeed",
 182         .score = score_compile_tests,
 183         .check = do_compile_tests,
 184         .describe = describe_compile_tests,
 185         .can_run = can_build,
 186 };
 187
 188 REGISTER_TEST(compile_tests, &compile_test_helpers, NULL);