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