diff options
Diffstat (limited to 'source/a/bash/bash-4.3-patches/bash43-014')
| -rw-r--r-- | source/a/bash/bash-4.3-patches/bash43-014 | 102 |
1 files changed, 102 insertions, 0 deletions
diff --git a/source/a/bash/bash-4.3-patches/bash43-014 b/source/a/bash/bash-4.3-patches/bash43-014 new file mode 100644 index 000000000..f8371967f --- /dev/null +++ b/source/a/bash/bash-4.3-patches/bash43-014 @@ -0,0 +1,102 @@ + BASH PATCH REPORT + ================= + +Bash-Release: 4.3 +Patch-ID: bash43-014 + +Bug-Reported-by: Greg Wooledge <wooledg@eeg.ccf.org> +Bug-Reference-ID: <20140418202123.GB7660@eeg.ccf.org> +Bug-Reference-URL: http://lists.gnu.org/archive/html/help-bash/2014-04/msg00004.html + +Bug-Description: + +Under certain circumstances, $@ is expanded incorrectly in contexts where +word splitting is not performed. + +Patch (apply with `patch -p0'): +*** ../bash-4.3-patched/subst.c 2014-01-23 16:26:37.000000000 -0500 +--- subst.c 2014-04-19 15:41:26.000000000 -0400 +*************** +*** 3249,3254 **** +--- 3249,3256 ---- + return ((char *)NULL); + ++ expand_no_split_dollar_star = 1; + w->flags |= W_NOSPLIT2; + l = call_expand_word_internal (w, 0, 0, (int *)0, (int *)0); ++ expand_no_split_dollar_star = 0; + if (l) + { +*************** +*** 7848,7851 **** +--- 7850,7857 ---- + according to POSIX.2, this expands to a list of the positional + parameters no matter what IFS is set to. */ ++ /* XXX - what to do when in a context where word splitting is not ++ performed? Even when IFS is not the default, posix seems to imply ++ that we behave like unquoted $* ? Maybe we should use PF_NOSPLIT2 ++ here. */ + temp = string_list_dollar_at (list, (pflags & PF_ASSIGNRHS) ? (quoted|Q_DOUBLE_QUOTES) : quoted); + +*************** +*** 8817,8820 **** +--- 8823,8827 ---- + { + char *ifs_chars; ++ char *tstring; + + ifs_chars = (quoted_dollar_at || has_dollar_at) ? ifs_value : (char *)NULL; +*************** +*** 8831,8834 **** +--- 8838,8865 ---- + if (split_on_spaces) + list = list_string (istring, " ", 1); /* XXX quoted == 1? */ ++ /* If we have $@ (has_dollar_at != 0) and we are in a context where we ++ don't want to split the result (W_NOSPLIT2), and we are not quoted, ++ we have already separated the arguments with the first character of ++ $IFS. In this case, we want to return a list with a single word ++ with the separator possibly replaced with a space (it's what other ++ shells seem to do). ++ quoted_dollar_at is internal to this function and is set if we are ++ passed an argument that is unquoted (quoted == 0) but we encounter a ++ double-quoted $@ while expanding it. */ ++ else if (has_dollar_at && quoted_dollar_at == 0 && ifs_chars && quoted == 0 && (word->flags & W_NOSPLIT2)) ++ { ++ /* Only split and rejoin if we have to */ ++ if (*ifs_chars && *ifs_chars != ' ') ++ { ++ list = list_string (istring, *ifs_chars ? ifs_chars : " ", 1); ++ tstring = string_list (list); ++ } ++ else ++ tstring = istring; ++ tword = make_bare_word (tstring); ++ if (tstring != istring) ++ free (tstring); ++ goto set_word_flags; ++ } + else if (has_dollar_at && ifs_chars) + list = list_string (istring, *ifs_chars ? ifs_chars : " ", 1); +*************** +*** 8836,8839 **** +--- 8867,8871 ---- + { + tword = make_bare_word (istring); ++ set_word_flags: + if ((quoted & (Q_DOUBLE_QUOTES|Q_HERE_DOCUMENT)) || (quoted_state == WHOLLY_QUOTED)) + tword->flags |= W_QUOTED; +*** ../bash-4.3/patchlevel.h 2012-12-29 10:47:57.000000000 -0500 +--- patchlevel.h 2014-03-20 20:01:28.000000000 -0400 +*************** +*** 26,30 **** + looks for to find the patch level (for the sccs version string). */ + +! #define PATCHLEVEL 13 + + #endif /* _PATCHLEVEL_H_ */ +--- 26,30 ---- + looks for to find the patch level (for the sccs version string). */ + +! #define PATCHLEVEL 14 + + #endif /* _PATCHLEVEL_H_ */ |