src/patches/bash/bash32-018

   1                              BASH PATCH REPORT
   2                              =================
   3
   4 Bash-Release: 3.2
   5 Patch-ID: bash32-018
   6
   7 Bug-Reported-by:        osicka@post.cz
   8 Bug-Reference-ID:       <228.177-19682-1132061412-1179356692@post.cz>
   9 Bug-Reference-URL:      http://lists.gnu.org/archive/html/bug-bash/2007-05/msg00061.html
  10
  11 Bug-Description:
  12
  13 In certain cases, bash can lose the saved status of a background job, though
  14 it should still be reported by `wait'.  Bash can also loop infinitely after
  15 creating and waiting for 4096 jobs.
  16
  17 Patch:
  18
  19 *** ../bash-20070510/jobs.c     Thu Mar  8 16:05:50 2007
  20 --- jobs.c      Fri May 18 11:40:14 2007
  21 ***************
  22 *** 784,792 ****
  23       {
  24         old = js.j_firstj++;
  25         while (js.j_firstj != old)
  26         {
  27           if (js.j_firstj >= js.j_jobslots)
  28             js.j_firstj = 0;
  29 !         if (jobs[js.j_firstj])
  30             break;
  31           js.j_firstj++;
  32 --- 784,794 ----
  33       {
  34         old = js.j_firstj++;
  35 +       if (old >= js.j_jobslots)
  36 +       old = js.j_jobslots - 1;
  37         while (js.j_firstj != old)
  38         {
  39           if (js.j_firstj >= js.j_jobslots)
  40             js.j_firstj = 0;
  41 !         if (jobs[js.j_firstj] || js.j_firstj == old)  /* needed if old == 0 */
  42             break;
  43           js.j_firstj++;
  44 ***************
  45 *** 798,806 ****
  46       {
  47         old = js.j_lastj--;
  48         while (js.j_lastj != old)
  49         {
  50           if (js.j_lastj < 0)
  51             js.j_lastj = js.j_jobslots - 1;
  52 !         if (jobs[js.j_lastj])
  53             break;
  54           js.j_lastj--;
  55 --- 800,810 ----
  56       {
  57         old = js.j_lastj--;
  58 +       if (old < 0)
  59 +       old = 0;
  60         while (js.j_lastj != old)
  61         {
  62           if (js.j_lastj < 0)
  63             js.j_lastj = js.j_jobslots - 1;
  64 !         if (jobs[js.j_lastj] || js.j_lastj == old)    /* needed if old == js.j_jobslots */
  65             break;
  66           js.j_lastj--;
  67 ***************
  68 *** 964,968 ****
  69     realloc_jobs_list ();
  70
  71 !   return (js.j_lastj);
  72   }
  73
  74 --- 975,983 ----
  75     realloc_jobs_list ();
  76
  77 ! #ifdef DEBUG
  78 !   itrace("compact_jobs_list: returning %d", (js.j_lastj || jobs[js.j_lastj]) ? js.j_lastj + 1 : 0);
  79 ! #endif
  80 !
  81 !   return ((js.j_lastj || jobs[js.j_lastj]) ? js.j_lastj + 1 : 0);
  82   }
  83
  84 *** ../bash-3.2/patchlevel.h    Thu Apr 13 08:31:04 2006
  85 --- patchlevel.h        Mon Oct 16 14:22:54 2006
  86 ***************
  87 *** 26,30 ****
  88      looks for to find the patch level (for the sccs version string). */
  89
  90 ! #define PATCHLEVEL 17
  91
  92   #endif /* _PATCHLEVEL_H_ */
  93 --- 26,30 ----
  94      looks for to find the patch level (for the sccs version string). */
  95
  96 ! #define PATCHLEVEL 18
  97
  98   #endif /* _PATCHLEVEL_H_ */