git.ozlabs.org Git - ccan/blob - tools/ccanlint/compulsory_tests/depends_build.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 #include "build.h"
  17
  18 static const char *can_build(struct manifest *m)
  19 {
  20         if (safe_mode)
  21                 return "Safe mode enabled";
  22         return NULL;
  23 }
  24
  25 static bool expect_obj_file(struct manifest *m)
  26 {
  27         /* If it has C files, we expect an object file built from them. */
  28         return !list_empty(&m->c_files);
  29 }
  30
  31 static char *build_subdir_objs(struct manifest *m)
  32 {
  33         struct ccan_file *i;
  34
  35         list_for_each(&m->c_files, i, list) {
  36                 char *fullfile = talloc_asprintf(m, "%s/%s", m->dir, i->name);
  37                 char *output;
  38
  39                 i->compiled = maybe_temp_file(m, "", false, fullfile);
  40                 if (!compile_object(m, fullfile, ccan_dir, compiler, cflags,
  41                                     i->compiled, &output)) {
  42                         talloc_free(i->compiled);
  43                         i->compiled = NULL;
  44                         return talloc_asprintf(m,
  45                                                "Dependency %s"
  46                                                " did not build:\n%s",
  47                                                m->basename, output);
  48                 }
  49         }
  50         return NULL;
  51 }
  52
  53 char *build_submodule(struct manifest *m)
  54 {
  55         char *errstr;
  56
  57         if (m->compiled)
  58                 return NULL;
  59
  60         if (!expect_obj_file(m))
  61                 return NULL;
  62
  63         if (verbose >= 2)
  64                 printf("  Building dependency %s\n", m->dir);
  65
  66         errstr = build_subdir_objs(m);
  67         if (errstr)
  68                 return errstr;
  69
  70         m->compiled = build_module(m, false, &errstr);
  71         if (!m->compiled)
  72                 return errstr;
  73         return NULL;
  74 }
  75
  76 static void check_depends_built(struct manifest *m,
  77                                 bool keep,
  78                                 unsigned int *timeleft, struct score *score)
  79 {
  80         struct manifest *i;
  81
  82         list_for_each(&m->deps, i, list) {
  83                 char *errstr = build_submodule(i);
  84
  85                 if (errstr) {
  86                         score->error = talloc_asprintf(score,
  87                                                        "Dependency %s"
  88                                                        " did not build:\n%s",
  89                                                        i->basename, errstr);
  90                         return;
  91                 }
  92         }
  93
  94         score->pass = true;
  95         score->score = score->total;
  96 }
  97
  98 struct ccanlint depends_build = {
  99         .key = "depends_build",
 100         .name = "Module's CCAN dependencies can be found or built",
 101         .check = check_depends_built,
 102         .can_run = can_build,
 103         .needs = "depends_exist"
 104 };
 105
 106 REGISTER_TEST(depends_build);