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Diffstat (limited to 'data/bash/bash32-038')
| -rw-r--r-- | data/bash/bash32-038 | 80 |
1 files changed, 80 insertions, 0 deletions
diff --git a/data/bash/bash32-038 b/data/bash/bash32-038 new file mode 100644 index 000000000..842b1b501 --- /dev/null +++ b/data/bash/bash32-038 @@ -0,0 +1,80 @@ + BASH PATCH REPORT + ================= + +Bash-Release: 3.2 +Patch-ID: bash32-038 + +Bug-Reported-by: Wojciech Puchar <wojtek@wojtek.tensor.gdynia.pl> +Bug-Reference-ID: <200803131141.m2DBf9vo001136@wojtek.tensor.gdynia.pl> +Bug-Reference-URL: http://lists.gnu.org/archive/html/bug-bash/2008-03/msg00029.html + +Bug-Description: + +When reading input lines into a single variable using the `read' builtin, +bash did not free the memory it read after assigining it to the named +variable, causing a memory leak noticable when reading large amounts of +data. + + +Patch: + +*** ../bash-3.2-patched/builtins/read.def 2007-08-25 13:47:07.000000000 -0400 +--- builtins/read.def 2008-03-07 12:55:47.000000000 -0500 +*************** +*** 135,139 **** + char c; + char *input_string, *orig_input_string, *ifs_chars, *prompt, *arrayname; +! char *e, *t, *t1, *ps2; + struct stat tsb; + SHELL_VAR *var; +--- 152,156 ---- + char c; + char *input_string, *orig_input_string, *ifs_chars, *prompt, *arrayname; +! char *e, *t, *t1, *ps2, *tofree; + struct stat tsb; + SHELL_VAR *var; +*************** +*** 675,678 **** +--- 728,732 ---- + /* Check whether or not the number of fields is exactly the same as the + number of variables. */ ++ tofree = NULL; + if (*input_string) + { +*************** +*** 680,684 **** + t = get_word_from_string (&input_string, ifs_chars, &e); + if (*input_string == 0) +! input_string = t; + else + input_string = strip_trailing_ifs_whitespace (t1, ifs_chars, saw_escape); +--- 734,738 ---- + t = get_word_from_string (&input_string, ifs_chars, &e); + if (*input_string == 0) +! tofree = input_string = t; + else + input_string = strip_trailing_ifs_whitespace (t1, ifs_chars, saw_escape); +*************** +*** 695,698 **** +--- 749,754 ---- + var = bind_read_variable (list->word->word, input_string); + stupidly_hack_special_variables (list->word->word); ++ FREE (tofree); ++ + if (var) + VUNSETATTR (var, att_invisible); +*** ../bash-3.2/patchlevel.h Thu Apr 13 08:31:04 2006 +--- patchlevel.h Mon Oct 16 14:22:54 2006 +*************** +*** 26,30 **** + looks for to find the patch level (for the sccs version string). */ + +! #define PATCHLEVEL 37 + + #endif /* _PATCHLEVEL_H_ */ +--- 26,30 ---- + looks for to find the patch level (for the sccs version string). */ + +! #define PATCHLEVEL 38 + + #endif /* _PATCHLEVEL_H_ */ |