BASH PATCH REPORT ================= Bash-Release: 4.3 Patch-ID: bash43-005 Bug-Reported-by: David Sines Bug-Reference-ID: Bug-Reference-URL: http://lists.gnu.org/archive/html/bug-bash/2014-03/msg00037.html Bug-Description: When in Posix mode, bash did not correctly interpret the ANSI-C-style $'...' quoting mechanism when performing pattern substitution word expansions within double quotes. Patch (apply with `patch -p0'): --- a/parse.y +++ b/parse.y @@ -3398,7 +3398,7 @@ parse_matched_pair (qc, open, close, len within a double-quoted ${...} construct "an even number of unescaped double-quotes or single-quotes, if any, shall occur." */ /* This was changed in Austin Group Interp 221 */ - if MBTEST(posixly_correct && shell_compatibility_level > 41 && dolbrace_state != DOLBRACE_QUOTE && (flags & P_DQUOTE) && (flags & P_DOLBRACE) && ch == '\'') + if MBTEST(posixly_correct && shell_compatibility_level > 41 && dolbrace_state != DOLBRACE_QUOTE && dolbrace_state != DOLBRACE_QUOTE2 && (flags & P_DQUOTE) && (flags & P_DOLBRACE) && ch == '\'') continue; /* Could also check open == '`' if we want to parse grouping constructs --- a/y.tab.c +++ b/y.tab.c @@ -5710,7 +5710,7 @@ parse_matched_pair (qc, open, close, len within a double-quoted ${...} construct "an even number of unescaped double-quotes or single-quotes, if any, shall occur." */ /* This was changed in Austin Group Interp 221 */ - if MBTEST(posixly_correct && shell_compatibility_level > 41 && dolbrace_state != DOLBRACE_QUOTE && (flags & P_DQUOTE) && (flags & P_DOLBRACE) && ch == '\'') + if MBTEST(posixly_correct && shell_compatibility_level > 41 && dolbrace_state != DOLBRACE_QUOTE && dolbrace_state != DOLBRACE_QUOTE2 && (flags & P_DQUOTE) && (flags & P_DOLBRACE) && ch == '\'') continue; /* Could also check open == '`' if we want to parse grouping constructs --- a/patchlevel.h +++ b/patchlevel.h @@ -25,6 +25,6 @@ regexp `^#define[ ]*PATCHLEVEL', since that's what support/mkversion.sh looks for to find the patch level (for the sccs version string). */ -#define PATCHLEVEL 4 +#define PATCHLEVEL 5 #endif /* _PATCHLEVEL_H_ */