git.ozlabs.org Git - ccan/blob - tools/ccanlint/tests/info_compiles.c

   1 #include <tools/ccanlint/ccanlint.h>
   2 #include <tools/tools.h>
   3 #include <ccan/tal/grab_file/grab_file.h>
   4 #include <ccan/read_write_all/read_write_all.h>
   5 #include <ccan/str/str.h>
   6 #include <sys/types.h>
   7 #include <sys/stat.h>
   8 #include <fcntl.h>
   9 #include <unistd.h>
  10 #include <limits.h>
  11 #include <errno.h>
  12 #include <stdlib.h>
  13 #include <stdio.h>
  14 #include <err.h>
  15 #include <string.h>
  16 #include <ctype.h>
  17
  18 static void check_info_compiles(struct manifest *m,
  19                                 unsigned int *timeleft UNNEEDED,
  20                                 struct score *score)
  21 {
  22         char *info_c_file, *info, *output;
  23         int fd;
  24
  25         /* We don't really fail if we're in safe mode: our dependencies
  26          * still run. */
  27         if (safe_mode) {
  28                 score->pass = true;
  29                 score->score = 0;
  30                 return;
  31         }
  32
  33         /* Copy it to a file with proper .c suffix. */
  34         info = grab_file(score, m->info_file->fullname);
  35         if (!info) {
  36                 score_file_error(score, m->info_file, 0,
  37                                  "could not be read: %s", strerror(errno));
  38                 return;
  39         }
  40
  41         info_c_file = temp_file(info, ".c", "_info");
  42         fd = open(info_c_file, O_WRONLY|O_CREAT|O_EXCL, 0600);
  43         if (fd < 0 || !write_all(fd, info, tal_count(info)-1))
  44                 err(1, "Copying _info file");
  45
  46         if (close(fd) != 0)
  47                 err(1, "Closing _info file");
  48
  49         m->info_file->compiled[COMPILE_NORMAL] = temp_file(m, "", "info");
  50         if (!compile_and_link(score, info_c_file, find_ccan_dir(m->dir), "",
  51                               compiler, cflags, "",
  52                               m->info_file->compiled[COMPILE_NORMAL],
  53                               &output)) {
  54                 score_file_error(score, m->info_file, 0,
  55                                  "Errors compiling _info:\n%s", output);
  56                 return;
  57         }
  58
  59         score->pass = true;
  60         score->score = 1;
  61 }
  62
  63 struct ccanlint info_compiles = {
  64         .key = "info_compiles",
  65         .name = "_info compiles",
  66         .check = check_info_compiles,
  67         .needs = "info_exists",
  68         .compulsory = true
  69 };
  70
  71 REGISTER_TEST(info_compiles);