packaging/03-linux-use-fsuid.patch

   1 ---
   2  ncurses/tinfo/read_termcap.c |   40 ++++++++++++++++++++++++++++++++++++++++
   3  1 file changed, 40 insertions(+)
   4
   5 --- a/ncurses/tinfo/read_termcap.c
   6 +++ b/ncurses/tinfo/read_termcap.c
   7 @@ -319,6 +319,7 @@
   8              */
   9             if (fd >= 0) {
  10                 (void) lseek(fd, (off_t) 0, SEEK_SET);
  11 +#ifndef __linux__
  12             } else if ((_nc_access(db_array[current], R_OK) < 0)
  13                        || (fd = open(db_array[current], O_RDONLY, 0)) < 0) {
  14                 /* No error on unfound file. */
  15 @@ -329,6 +330,33 @@
  16             } else {
  17                 myfd = TRUE;
  18             }
  19 +#else
  20 +           } else {
  21 +               bool fd1, fd2;
  22 +
  23 +               setfsuid(getuid());
  24 +               setfsgid(getgid());
  25 +
  26 +               fd1 = _nc_access(db_array[current], R_OK) < 0;
  27 +               if (!fd1) {
  28 +                   fd = open(db_array[current], O_RDONLY, 0));
  29 +                   fd1 = fd < 0;
  30 +               }
  31 +
  32 +               setfsuid(geteuid());
  33 +               setfsgid(getegid());
  34 +
  35 +               if (! fd1) {
  36 +                   /* No error on unfound file. */
  37 +                   if (errno == ENOENT)
  38 +                       continue;
  39 +                   free(record);
  40 +                   return (TC_SYS_ERR);
  41 +               } else {
  42 +                   myfd = TRUE;
  43 +               }
  44 +           }
  45 +#endif
  46             lineno = 0;
  47
  48             /*
  49 @@ -1097,8 +1125,20 @@
  50         for (i = 0; i < filecount; i++) {
  51
  52             T(("Looking for %s in %s", tn, termpaths[i]));
  53 +#ifndef __linux__
  54             if (_nc_access(termpaths[i], R_OK) == 0
  55                 && (fp = fopen(termpaths[i], "r")) != (FILE *) 0) {
  56 +#else
  57 +           fp = (FILE *) 0;
  58 +           if (_nc_access(termpaths[i], R_OK) == 0) {
  59 +               setfsuid(getuid());
  60 +               setfsgid(getgid());
  61 +               fp = fopen(termpaths[i], "r");
  62 +               setfsuid(geteuid());
  63 +               setfsgid(getegid());
  64 +           }
  65 +           if (fp != (FILE *) 0) {
  66 +#endif
  67                 _nc_set_source(termpaths[i]);
  68
  69                 /*