Submitted By: Bruce Dubbs Date: 2014-08-04 Initial Package Version: 4.3 Upstream Status: Already in upstream patch repo Origin: Upstream Description: This patch contains upstream patch numbers 001 thru 022. --- a/arrayfunc.c 2013-08-02 22:19:59.000000000 +0200 +++ b/arrayfunc.c 2014-08-04 16:47:21.194906876 +0200 @@ -179,6 +179,7 @@ array_insert (array_cell (entry), ind, newval); FREE (newval); + VUNSETATTR (entry, att_invisible); /* no longer invisible */ return (entry); } @@ -597,6 +598,11 @@ if (assoc_p (var)) { val = expand_assignment_string_to_string (val, 0); + if (val == 0) + { + val = (char *)xmalloc (1); + val[0] = '\0'; /* like do_assignment_internal */ + } free_val = 1; } --- a/bashline.c 2014-02-10 01:56:58.000000000 +0100 +++ b/bashline.c 2014-08-04 16:47:21.194906876 +0200 @@ -4167,9 +4167,16 @@ int qc; qc = rl_dispatching ? rl_completion_quote_character : 0; - dfn = bash_dequote_filename ((char *)text, qc); + /* If rl_completion_found_quote != 0, rl_completion_matches will call the + filename dequoting function, causing the directory name to be dequoted + twice. */ + if (rl_dispatching && rl_completion_found_quote == 0) + dfn = bash_dequote_filename ((char *)text, qc); + else + dfn = (char *)text; m1 = rl_completion_matches (dfn, rl_filename_completion_function); - free (dfn); + if (dfn != text) + free (dfn); if (m1 == 0 || m1[0] == 0) return m1; --- a/builtins/read.def 2013-09-02 17:54:00.000000000 +0200 +++ b/builtins/read.def 2014-08-04 16:47:45.494188753 +0200 @@ -442,7 +442,10 @@ add_unwind_protect (reset_alarm, (char *)NULL); #if defined (READLINE) if (edit) - add_unwind_protect (reset_attempted_completion_function, (char *)NULL); + { + add_unwind_protect (reset_attempted_completion_function, (char *)NULL); + add_unwind_protect (bashline_reset_event_hook, (char *)NULL); + } #endif falarm (tmsec, tmusec); } @@ -1021,6 +1024,7 @@ old_attempted_completion_function = rl_attempted_completion_function; rl_attempted_completion_function = (rl_completion_func_t *)NULL; + bashline_set_event_hook (); if (itext) { old_startup_hook = rl_startup_hook; @@ -1032,6 +1036,7 @@ rl_attempted_completion_function = old_attempted_completion_function; old_attempted_completion_function = (rl_completion_func_t *)NULL; + bashline_reset_event_hook (); if (ret == 0) return ret; --- a/execute_cmd.c 2014-01-31 16:54:52.000000000 +0100 +++ b/execute_cmd.c 2014-08-04 16:47:46.358198984 +0200 @@ -2409,7 +2409,16 @@ #endif lstdin = wait_for (lastpid); #if defined (JOB_CONTROL) - exec_result = job_exit_status (lastpipe_jid); + /* If wait_for removes the job from the jobs table, use result of last + command as pipeline's exit status as usual. The jobs list can get + frozen and unfrozen at inconvenient times if there are multiple pipelines + running simultaneously. */ + if (INVALID_JOB (lastpipe_jid) == 0) + exec_result = job_exit_status (lastpipe_jid); + else if (pipefail_opt) + exec_result = exec_result | lstdin; /* XXX */ + /* otherwise we use exec_result */ + #endif unfreeze_jobs_list (); } --- a/externs.h 2014-01-02 20:58:20.000000000 +0100 +++ b/externs.h 2014-08-04 16:47:21.195906888 +0200 @@ -324,6 +324,7 @@ extern char *sh_backslash_quote __P((char *, const char *, int)); extern char *sh_backslash_quote_for_double_quotes __P((char *)); extern int sh_contains_shell_metas __P((char *)); +extern int sh_contains_quotes __P((char *)); /* declarations for functions defined in lib/sh/spell.c */ extern int spname __P((char *, char *)); --- a/jobs.c 2014-01-10 15:05:34.000000000 +0100 +++ b/jobs.c 2014-08-04 16:47:21.195906888 +0200 @@ -3597,6 +3597,7 @@ unwind_protect_int (jobs_list_frozen); unwind_protect_pointer (the_pipeline); unwind_protect_pointer (subst_assign_varlist); + unwind_protect_pointer (this_shell_builtin); /* We have to add the commands this way because they will be run in reverse order of adding. We don't want maybe_set_sigchld_trap () @@ -4374,7 +4375,7 @@ void end_job_control () { - if (interactive_shell) /* XXX - should it be interactive? */ + if (interactive_shell || job_control) /* XXX - should it be just job_control? */ { terminate_stopped_jobs (); --- a/lib/glob/glob.c 2014-02-01 03:43:51.000000000 +0100 +++ b/lib/glob/glob.c 2014-08-04 16:47:21.195906888 +0200 @@ -123,6 +123,8 @@ extern char *glob_patscan __P((char *, char *, int)); extern wchar_t *glob_patscan_wc __P((wchar_t *, wchar_t *, int)); +extern char *glob_dirscan __P((char *, int)); + /* Compile `glob_loop.c' for single-byte characters. */ #define CHAR unsigned char #define INT int @@ -179,42 +181,53 @@ char *pat, *dname; int flags; { - char *pp, *pe, *t; - int n, r; + char *pp, *pe, *t, *se; + int n, r, negate; + negate = *pat == '!'; pp = pat + 2; - pe = pp + strlen (pp) - 1; /*(*/ - if (*pe != ')') + se = pp + strlen (pp) - 1; /* end of string */ + pe = glob_patscan (pp, se, 0); /* end of extglob pattern (( */ + /* we should check for invalid extglob pattern here */ + if (pe == 0) return 0; - if ((t = strchr (pp, '|')) == 0) /* easy case first */ + + /* if pe != se we have more of the pattern at the end of the extglob + pattern. Check the easy case first ( */ + if (pe == se && *pe == ')' && (t = strchr (pp, '|')) == 0) { *pe = '\0'; +#if defined (HANDLE_MULTIBYTE) + r = mbskipname (pp, dname, flags); +#else r = skipname (pp, dname, flags); /*(*/ +#endif *pe = ')'; return r; } + + /* check every subpattern */ while (t = glob_patscan (pp, pe, '|')) { n = t[-1]; t[-1] = '\0'; +#if defined (HANDLE_MULTIBYTE) + r = mbskipname (pp, dname, flags); +#else r = skipname (pp, dname, flags); +#endif t[-1] = n; if (r == 0) /* if any pattern says not skip, we don't skip */ return r; pp = t; } /*(*/ - if (pp == pe) /* glob_patscan might find end of pattern */ + /* glob_patscan might find end of pattern */ + if (pp == se) return r; - *pe = '\0'; -# if defined (HANDLE_MULTIBYTE) - r = mbskipname (pp, dname, flags); /*(*/ -# else - r = skipname (pp, dname, flags); /*(*/ -# endif - *pe = ')'; - return r; + /* but if it doesn't then we didn't match a leading dot */ + return 0; } #endif @@ -277,20 +290,23 @@ int flags; { #if EXTENDED_GLOB - wchar_t *pp, *pe, *t, n; - int r; + wchar_t *pp, *pe, *t, n, *se; + int r, negate; + negate = *pat == L'!'; pp = pat + 2; - pe = pp + wcslen (pp) - 1; /*(*/ - if (*pe != L')') - return 0; - if ((t = wcschr (pp, L'|')) == 0) + se = pp + wcslen (pp) - 1; /*(*/ + pe = glob_patscan_wc (pp, se, 0); + + if (pe == se && *pe == ')' && (t = wcschr (pp, L'|')) == 0) { *pe = L'\0'; r = wchkname (pp, dname); /*(*/ *pe = L')'; return r; } + + /* check every subpattern */ while (t = glob_patscan_wc (pp, pe, '|')) { n = t[-1]; @@ -305,10 +321,8 @@ if (pp == pe) /* glob_patscan_wc might find end of pattern */ return r; - *pe = L'\0'; - r = wchkname (pp, dname); /*(*/ - *pe = L')'; - return r; + /* but if it doesn't then we didn't match a leading dot */ + return 0; #else return (wchkname (pat, dname)); #endif @@ -1006,7 +1020,7 @@ { char **result; unsigned int result_size; - char *directory_name, *filename, *dname; + char *directory_name, *filename, *dname, *fn; unsigned int directory_len; int free_dirname; /* flag */ int dflags; @@ -1022,6 +1036,18 @@ /* Find the filename. */ filename = strrchr (pathname, '/'); +#if defined (EXTENDED_GLOB) + if (filename && extended_glob) + { + fn = glob_dirscan (pathname, '/'); +#if DEBUG_MATCHING + if (fn != filename) + fprintf (stderr, "glob_filename: glob_dirscan: fn (%s) != filename (%s)\n", fn ? fn : "(null)", filename); +#endif + filename = fn; + } +#endif + if (filename == NULL) { filename = pathname; --- a/lib/glob/gmisc.c 2013-10-28 19:45:25.000000000 +0100 +++ b/lib/glob/gmisc.c 2014-08-04 16:47:21.196906899 +0200 @@ -42,6 +42,8 @@ #define WLPAREN L'(' #define WRPAREN L')' +extern char *glob_patscan __P((char *, char *, int)); + /* Return 1 of the first character of WSTRING could match the first character of pattern WPAT. Wide character version. */ int @@ -210,6 +212,7 @@ case '+': case '!': case '@': + case '?': return (pat[1] == LPAREN); default: return 0; @@ -374,3 +377,34 @@ return matlen; } + +/* Skip characters in PAT and return the final occurrence of DIRSEP. This + is only called when extended_glob is set, so we have to skip over extglob + patterns x(...) */ +char * +glob_dirscan (pat, dirsep) + char *pat; + int dirsep; +{ + char *p, *d, *pe, *se; + + d = pe = se = 0; + for (p = pat; p && *p; p++) + { + if (extglob_pattern_p (p)) + { + if (se == 0) + se = p + strlen (p) - 1; + pe = glob_patscan (p + 2, se, 0); + if (pe == 0) + continue; + else if (*pe == 0) + break; + p = pe - 1; /* will do increment above */ + continue; + } + if (*p == dirsep) + d = p; + } + return d; +} --- a/lib/readline/display.c 2013-12-27 19:10:56.000000000 +0100 +++ b/lib/readline/display.c 2014-08-04 16:47:21.196906899 +0200 @@ -1637,7 +1637,7 @@ /* If we are changing the number of invisible characters in a line, and the spot of first difference is before the end of the invisible chars, lendiff needs to be adjusted. */ - if (current_line == 0 && !_rl_horizontal_scroll_mode && + if (current_line == 0 && /* !_rl_horizontal_scroll_mode && */ current_invis_chars != visible_wrap_offset) { if (MB_CUR_MAX > 1 && rl_byte_oriented == 0) @@ -1825,8 +1825,13 @@ else _rl_last_c_pos += bytes_to_insert; + /* XXX - we only want to do this if we are at the end of the line + so we move there with _rl_move_cursor_relative */ if (_rl_horizontal_scroll_mode && ((oe-old) > (ne-new))) - goto clear_rest_of_line; + { + _rl_move_cursor_relative (ne-new, new); + goto clear_rest_of_line; + } } } /* Otherwise, print over the existing material. */ @@ -2677,7 +2682,8 @@ { if (_rl_echoing_p) { - _rl_move_vert (_rl_vis_botlin); + if (_rl_vis_botlin > 0) /* minor optimization plus bug fix */ + _rl_move_vert (_rl_vis_botlin); _rl_vis_botlin = 0; fflush (rl_outstream); rl_restart_output (1, 0); --- a/lib/readline/input.c 2014-01-10 21:07:08.000000000 +0100 +++ b/lib/readline/input.c 2014-08-04 16:47:45.493188727 +0200 @@ -534,8 +534,16 @@ return (RL_ISSTATE (RL_STATE_READCMD) ? READERR : EOF); else if (_rl_caught_signal == SIGHUP || _rl_caught_signal == SIGTERM) return (RL_ISSTATE (RL_STATE_READCMD) ? READERR : EOF); + /* keyboard-generated signals of interest */ else if (_rl_caught_signal == SIGINT || _rl_caught_signal == SIGQUIT) RL_CHECK_SIGNALS (); + /* non-keyboard-generated signals of interest */ + else if (_rl_caught_signal == SIGALRM +#if defined (SIGVTALRM) + || _rl_caught_signal == SIGVTALRM +#endif + ) + RL_CHECK_SIGNALS (); if (rl_signal_event_hook) (*rl_signal_event_hook) (); --- a/lib/readline/misc.c 2012-09-02 00:03:11.000000000 +0200 +++ b/lib/readline/misc.c 2014-08-04 16:47:46.072195596 +0200 @@ -461,6 +461,7 @@ saved_undo_list = 0; /* Set up rl_line_buffer and other variables from history entry */ rl_replace_from_history (entry, 0); /* entry->line is now current */ + entry->data = 0; /* entry->data is now current undo list */ /* Undo all changes to this history entry */ while (rl_undo_list) rl_do_undo (); @@ -468,7 +469,6 @@ the timestamp. */ FREE (entry->line); entry->line = savestring (rl_line_buffer); - entry->data = 0; } entry = previous_history (); } --- a/lib/readline/readline.c 2013-10-28 19:58:06.000000000 +0100 +++ b/lib/readline/readline.c 2014-08-04 16:47:21.196906899 +0200 @@ -744,7 +744,8 @@ r = _rl_subseq_result (r, cxt->oldmap, cxt->okey, (cxt->flags & KSEQ_SUBSEQ)); RL_CHECK_SIGNALS (); - if (r == 0) /* success! */ + /* We only treat values < 0 specially to simulate recursion. */ + if (r >= 0 || (r == -1 && (cxt->flags & KSEQ_SUBSEQ) == 0)) /* success! or failure! */ { _rl_keyseq_chain_dispose (); RL_UNSETSTATE (RL_STATE_MULTIKEY); @@ -964,7 +965,7 @@ #if defined (VI_MODE) if (rl_editing_mode == vi_mode && _rl_keymap == vi_movement_keymap && key != ANYOTHERKEY && - rl_key_sequence_length == 1 && /* XXX */ + _rl_dispatching_keymap == vi_movement_keymap && _rl_vi_textmod_command (key)) _rl_vi_set_last (key, rl_numeric_arg, rl_arg_sign); #endif --- a/lib/sh/shquote.c 2013-04-01 03:53:32.000000000 +0200 +++ b/lib/sh/shquote.c 2014-08-04 16:47:21.196906899 +0200 @@ -311,3 +311,17 @@ return (0); } + +int +sh_contains_quotes (string) + char *string; +{ + char *s; + + for (s = string; s && *s; s++) + { + if (*s == '\'' || *s == '"' || *s == '\\') + return 1; + } + return 0; +} --- a/parse.y 2014-02-11 15:42:10.000000000 +0100 +++ b/parse.y 2014-08-04 16:47:45.776192091 +0200 @@ -2424,7 +2424,7 @@ not already end in an EOF character. */ if (shell_input_line_terminator != EOF) { - if (shell_input_line_size < SIZE_MAX && shell_input_line_len > shell_input_line_size - 3) + if (shell_input_line_size < SIZE_MAX-3 && (shell_input_line_len+3 > shell_input_line_size)) shell_input_line = (char *)xrealloc (shell_input_line, 1 + (shell_input_line_size += 2)); @@ -2642,7 +2642,7 @@ int r; r = 0; - while (need_here_doc) + while (need_here_doc > 0) { parser_state |= PST_HEREDOC; make_here_document (redir_stack[r++], line_number); @@ -3398,7 +3398,7 @@ 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 @@ -6075,6 +6075,7 @@ ps->expand_aliases = expand_aliases; ps->echo_input_at_read = echo_input_at_read; + ps->need_here_doc = need_here_doc; ps->token = token; ps->token_buffer_size = token_buffer_size; @@ -6123,6 +6124,7 @@ expand_aliases = ps->expand_aliases; echo_input_at_read = ps->echo_input_at_read; + need_here_doc = ps->need_here_doc; FREE (token); token = ps->token; --- a/patchlevel.h 2012-12-29 16:47:57.000000000 +0100 +++ b/patchlevel.h 2014-08-04 16:47:46.359198996 +0200 @@ -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 0 +#define PATCHLEVEL 22 #endif /* _PATCHLEVEL_H_ */ --- a/pcomplete.c 2013-08-26 21:23:45.000000000 +0200 +++ b/pcomplete.c 2014-08-04 16:47:21.198906922 +0200 @@ -183,6 +183,7 @@ COMPSPEC *pcomp_curcs; const char *pcomp_curcmd; +const char *pcomp_curtxt; #ifdef DEBUG /* Debugging code */ @@ -753,6 +754,32 @@ quoted strings. */ dfn = (*rl_filename_dequoting_function) ((char *)text, rl_completion_quote_character); } + /* Intended to solve a mismatched assumption by bash-completion. If + the text to be completed is empty, but bash-completion turns it into + a quoted string ('') assuming that this code will dequote it before + calling readline, do the dequoting. */ + else if (iscompgen && iscompleting && + pcomp_curtxt && *pcomp_curtxt == 0 && + text && (*text == '\'' || *text == '"') && text[1] == text[0] && text[2] == 0 && + rl_filename_dequoting_function) + dfn = (*rl_filename_dequoting_function) ((char *)text, rl_completion_quote_character); + /* Another mismatched assumption by bash-completion. If compgen is being + run as part of bash-completion, and the argument to compgen is not + the same as the word originally passed to the programmable completion + code, dequote the argument if it has quote characters. It's an + attempt to detect when bash-completion is quoting its filename + argument before calling compgen. */ + /* We could check whether gen_shell_function_matches is in the call + stack by checking whether the gen-shell-function-matches tag is in + the unwind-protect stack, but there's no function to do that yet. + We could simply check whether we're executing in a function by + checking variable_context, and may end up doing that. */ + else if (iscompgen && iscompleting && rl_filename_dequoting_function && + pcomp_curtxt && text && + STREQ (pcomp_curtxt, text) == 0 && + variable_context && + sh_contains_quotes (text)) /* guess */ + dfn = (*rl_filename_dequoting_function) ((char *)text, rl_completion_quote_character); else dfn = savestring (text); } @@ -1522,7 +1549,7 @@ COMPSPEC **lastcs; { COMPSPEC *cs, *oldcs; - const char *oldcmd; + const char *oldcmd, *oldtxt; STRINGLIST *ret; cs = progcomp_search (ocmd); @@ -1545,14 +1572,17 @@ oldcs = pcomp_curcs; oldcmd = pcomp_curcmd; + oldtxt = pcomp_curtxt; pcomp_curcs = cs; pcomp_curcmd = cmd; + pcomp_curtxt = word; ret = gen_compspec_completions (cs, cmd, word, start, end, foundp); pcomp_curcs = oldcs; pcomp_curcmd = oldcmd; + pcomp_curtxt = oldtxt; /* We need to conditionally handle setting *retryp here */ if (retryp) --- a/shell.h 2012-12-26 03:11:01.000000000 +0100 +++ b/shell.h 2014-08-04 16:47:45.775192078 +0200 @@ -168,7 +168,8 @@ /* flags state affecting the parser */ int expand_aliases; int echo_input_at_read; - + int need_here_doc; + } sh_parser_state_t; typedef struct _sh_input_line_state_t { --- a/subst.c 2014-01-23 22:26:37.000000000 +0100 +++ b/subst.c 2014-08-04 16:47:21.199906933 +0200 @@ -3248,8 +3248,10 @@ if (w->word == 0 || w->word[0] == '\0') 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) { if (special == 0) /* LHS */ @@ -7847,6 +7849,10 @@ We also want to make sure that splitting is done no matter what -- 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); tflag |= W_DOLLARAT; @@ -8816,6 +8822,7 @@ else { char *ifs_chars; + char *tstring; ifs_chars = (quoted_dollar_at || has_dollar_at) ? ifs_value : (char *)NULL; @@ -8830,11 +8837,36 @@ regardless of what else has happened to IFS since the expansion. */ 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); else { tword = make_bare_word (istring); +set_word_flags: if ((quoted & (Q_DOUBLE_QUOTES|Q_HERE_DOCUMENT)) || (quoted_state == WHOLLY_QUOTED)) tword->flags |= W_QUOTED; if (word->flags & W_ASSIGNMENT) --- a/test.c 2014-02-04 22:52:58.000000000 +0100 +++ b/test.c 2014-08-04 16:47:21.199906933 +0200 @@ -646,8 +646,8 @@ return (v && invisible_p (v) == 0 && var_isset (v) ? TRUE : FALSE); case 'R': - v = find_variable (arg); - return (v && invisible_p (v) == 0 && var_isset (v) && nameref_p (v) ? TRUE : FALSE); + v = find_variable_noref (arg); + return ((v && invisible_p (v) == 0 && var_isset (v) && nameref_p (v)) ? TRUE : FALSE); } /* We can't actually get here, but this shuts up gcc. */ @@ -723,6 +723,7 @@ case 'o': case 'p': case 'r': case 's': case 't': case 'u': case 'v': case 'w': case 'x': case 'z': case 'G': case 'L': case 'O': case 'S': case 'N': + case 'R': return (1); } --- a/trap.c 2014-02-05 16:03:21.000000000 +0100 +++ b/trap.c 2014-08-04 16:47:21.199906933 +0200 @@ -920,7 +920,8 @@ subst_assign_varlist = 0; #if defined (JOB_CONTROL) - save_pipeline (1); /* XXX only provides one save level */ + if (sig != DEBUG_TRAP) /* run_debug_trap does this */ + save_pipeline (1); /* XXX only provides one save level */ #endif /* If we're in a function, make sure return longjmps come here, too. */ @@ -940,7 +941,8 @@ trap_exit_value = last_command_exit_value; #if defined (JOB_CONTROL) - restore_pipeline (1); + if (sig != DEBUG_TRAP) /* run_debug_trap does this */ + restore_pipeline (1); #endif subst_assign_varlist = save_subst_varlist; --- a/variables.c 2014-02-14 17:55:12.000000000 +0100 +++ b/variables.c 2014-08-04 16:47:21.200906945 +0200 @@ -2197,10 +2197,7 @@ /* local foo; local foo; is a no-op. */ old_var = find_variable (name); if (old_var && local_p (old_var) && old_var->context == variable_context) - { - VUNSETATTR (old_var, att_invisible); /* XXX */ - return (old_var); - } + return (old_var); was_tmpvar = old_var && tempvar_p (old_var); /* If we're making a local variable in a shell function, the temporary env --- a/y.tab.c 2014-02-11 16:57:47.000000000 +0100 +++ b/y.tab.c 2014-08-04 16:47:45.777192102 +0200 @@ -4736,7 +4736,7 @@ not already end in an EOF character. */ if (shell_input_line_terminator != EOF) { - if (shell_input_line_size < SIZE_MAX && shell_input_line_len > shell_input_line_size - 3) + if (shell_input_line_size < SIZE_MAX-3 && (shell_input_line_len+3 > shell_input_line_size)) shell_input_line = (char *)xrealloc (shell_input_line, 1 + (shell_input_line_size += 2)); @@ -4954,7 +4954,7 @@ int r; r = 0; - while (need_here_doc) + while (need_here_doc > 0) { parser_state |= PST_HEREDOC; make_here_document (redir_stack[r++], line_number); @@ -5710,7 +5710,7 @@ 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 @@ -8387,6 +8387,7 @@ ps->expand_aliases = expand_aliases; ps->echo_input_at_read = echo_input_at_read; + ps->need_here_doc = need_here_doc; ps->token = token; ps->token_buffer_size = token_buffer_size; @@ -8435,6 +8436,7 @@ expand_aliases = ps->expand_aliases; echo_input_at_read = ps->echo_input_at_read; + need_here_doc = ps->need_here_doc; FREE (token); token = ps->token;