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                                const char *flags,
  33                                enum compile_type ctype)
  34 {
  35         struct ccan_file *i;
  36
  37         list_for_each(&m->c_files, i, list) {
  38                 char *fullfile = talloc_asprintf(m, "%s/%s", m->dir, i->name);
  39                 char *output;
  40
  41                 i->compiled[ctype] = maybe_temp_file(m, "", false, fullfile);
  42                 if (!compile_object(m, fullfile, ccan_dir, compiler, flags,
  43                                     i->compiled[ctype], &output)) {
  44                         talloc_free(i->compiled[ctype]);
  45                         i->compiled[ctype] = NULL;
  46                         return talloc_asprintf(m,
  47                                                "Dependency %s"
  48                                                " did not build:\n%s",
  49                                                m->basename, output);
  50                 }
  51         }
  52         return NULL;
  53 }
  54
  55 char *build_submodule(struct manifest *m, const char *flags,
  56                       enum compile_type ctype)
  57 {
  58         char *errstr;
  59
  60         if (m->compiled[ctype])
  61                 return NULL;
  62
  63         if (!expect_obj_file(m))
  64                 return NULL;
  65
  66         if (verbose >= 2)
  67                 printf("  Building dependency %s\n", m->dir);
  68
  69         errstr = build_subdir_objs(m, flags, ctype);
  70         if (errstr)
  71                 return errstr;
  72
  73         m->compiled[ctype] = build_module(m, false, ctype, &errstr);
  74         if (!m->compiled[ctype])
  75                 return errstr;
  76         return NULL;
  77 }
  78
  79 static void check_depends_built(struct manifest *m,
  80                                 bool keep,
  81                                 unsigned int *timeleft, struct score *score)
  82 {
  83         struct manifest *i;
  84
  85         list_for_each(&m->deps, i, list) {
  86                 char *errstr = build_submodule(i, cflags, COMPILE_NORMAL);
  87
  88                 if (errstr) {
  89                         score->error = talloc_asprintf(score,
  90                                                        "Dependency %s"
  91                                                        " did not build:\n%s",
  92                                                        i->basename, errstr);
  93                         return;
  94                 }
  95         }
  96
  97         score->pass = true;
  98         score->score = score->total;
  99 }
 100
 101 struct ccanlint depends_build = {
 102         .key = "depends_build",
 103         .name = "Module's CCAN dependencies can be found or built",
 104         .check = check_depends_built,
 105         .can_run = can_build,
 106         .needs = "depends_exist"
 107 };
 108
 109 REGISTER_TEST(depends_build);