sysdeps/unix/errnos.awk

   1 BEGIN { special = 0 }
   2
   3 /ERRNOS/ { nerrnos = split(errnos, errs)
   4              for (i = 1; i <= nerrnos; ++i)
   5                # Some systems define errno codes inside undefined #ifdefs,
   6                # and then never actually use them.
   7                printf "#ifdef %s\n  DO(\"%s\", %s);\n#endif\n", \
   8                  errs[i], errs[i], errs[i]
   9              special = 1 }
  10
  11
  12 { if (special == 0) print $0; special = 0 }