diff options
-rw-r--r-- | ChangeLog | 4 | ||||
-rw-r--r-- | Functions/Zle/narrow-to-region | 36 | ||||
-rw-r--r-- | Src/Zle/zle_utils.c | 33 |
3 files changed, 36 insertions, 37 deletions
diff --git a/ChangeLog b/ChangeLog index 104ac2c73..dfe254a21 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,5 +1,9 @@ 2015-08-13 Oliver Kiddle <opk@zsh.org> + * 36131: Functions/Zle/narrow-to-region, Src/Zle/zle_utils.c: + make use of undo limits; call mkundoent() when $UNDO_CHANGE_NO is + referenced for a clear change number marking the current state + * Eric Cook: 36113: Completion/Unix/Type/_find_net_interfaces: ip(8) may add suffixes which is not good for completion matches diff --git a/Functions/Zle/narrow-to-region b/Functions/Zle/narrow-to-region index 293f89b0f..0ef28a8dc 100644 --- a/Functions/Zle/narrow-to-region +++ b/Functions/Zle/narrow-to-region @@ -26,11 +26,13 @@ # statevar may not begin with the prefix "_ntr_" which is reserved for # parameters within narrow-to-region. -emulate -L zsh -setopt extendedglob +# set the minimum of options to avoid changing behaviour away from +# user preferences from within recursive-edit +setopt localoptions noshwordsplit noksharrays -local _ntr_lbuf_return _ntr_rbuf_return +local _ntr_newbuf _ntr_lbuf_return _ntr_rbuf_return local _ntr_predisplay=$PREDISPLAY _ntr_postdisplay=$POSTDISPLAY +integer _ntr_savelim=UNDO_LIMIT_NO _ntr_changeno integer _ntr_start _ntr_end _ntr_swap _ntr_cursor=$CURSOR _ntr_mark=$MARK integer _ntr_stat @@ -61,7 +63,7 @@ done (( OPTIND > 1 )) && shift $(( OPTIND - 1 )) if [[ $_ntr_restore = _ntr_* || $_ntr_save = _ntr_* || - $_ntr_lbuf_return = _ntr_* || $ntr_rbuf_return = _ntr_* ]]; then + $_ntr_lbuf_return = _ntr_* || $_ntr_rbuf_return = _ntr_* ]]; then zle -M "$0: _ntr_ prefix is reserved" >&2 return 1 fi @@ -86,30 +88,34 @@ if [[ -n $_ntr_save || -z $_ntr_restore ]]; then _ntr_end=_ntr_swap fi - (( _ntr_end++, _ntr_cursor -= _ntr_start, _ntr_mark -= _ntr_start )) + (( _ntr_cursor -= _ntr_start, _ntr_mark -= _ntr_start )) _ntr_lbuffer=${BUFFER[1,_ntr_start]} if [[ -z $_ntr_usepretext || ( -n $_ntr_nonempty && -z $_ntr_lbuffer ) ]] then _ntr_pretext=$_ntr_lbuffer fi - _ntr_rbuffer=${BUFFER[_ntr_end,-1]} + _ntr_rbuffer=${BUFFER[_ntr_end+1,-1]} if [[ -z $_ntr_useposttext || ( -n $_ntr_nonempty && -z $_ntr_rbuffer ) ]] then _ntr_posttext=$_ntr_rbuffer fi + _ntr_changeno=$UNDO_CHANGE_NO PREDISPLAY="$_ntr_predisplay$_ntr_pretext" POSTDISPLAY="$_ntr_posttext$_ntr_postdisplay" if [[ -n $_ntr_save ]]; then builtin typeset -ga $_ntr_save set -A $_ntr_save "${_ntr_predisplay}" "${_ntr_postdisplay}" \ - "${_ntr_lbuffer}" "${_ntr_rbuffer}" || return 1 + "${_ntr_savelim}" "${_ntr_changeno}" \ + "${_ntr_start}" "${_ntr_end}" || return 1 fi - BUFFER=${BUFFER[_ntr_start+1,_ntr_end-1]} + BUFFER=${BUFFER[_ntr_start+1,_ntr_end]} CURSOR=$_ntr_cursor MARK=$_ntr_mark + zle split-undo + UNDO_LIMIT_NO=$UNDO_CHANGE_NO fi if [[ -z $_ntr_save && -z $_ntr_restore ]]; then @@ -126,18 +132,22 @@ if [[ -n $_ntr_restore || -z $_ntr_save ]]; then if [[ -n $_ntr_restore ]]; then if ! { _ntr_predisplay="${${(@P)_ntr_restore}[1]}" _ntr_postdisplay="${${(@P)_ntr_restore}[2]}" - _ntr_lbuffer="${${(@P)_ntr_restore}[3]}" - _ntr_rbuffer="${${(@P)_ntr_restore}[4]}" }; then + _ntr_savelim="${${(@P)_ntr_restore}[3]}" + _ntr_changeno="${${(@P)_ntr_restore}[4]}" + _ntr_start="${${(@P)_ntr_restore}[5]}" + _ntr_end="${${(@P)_ntr_restore}[6]}" }; then zle -M Failed. >&2 return 1 fi fi + _ntr_newbuf="$BUFFER" + zle undo $_ntr_changeno PREDISPLAY=$_ntr_predisplay POSTDISPLAY=$_ntr_postdisplay - LBUFFER="$_ntr_lbuffer$BUFFER" - RBUFFER="$_ntr_rbuffer" - MARK=${#_ntr_lbuffer} + BUFFER[_ntr_start+1,_ntr_end]="$_ntr_newbuf" + (( MARK = _ntr_start, CURSOR = _ntr_start + ${#_ntr_newbuf} )) + UNDO_LIMIT_NO=_ntr_savelim fi return $_ntr_stat diff --git a/Src/Zle/zle_utils.c b/Src/Zle/zle_utils.c index 8b55403b3..d1d320613 100644 --- a/Src/Zle/zle_utils.c +++ b/Src/Zle/zle_utils.c @@ -1409,10 +1409,6 @@ zlong undo_changeno; zlong undo_limitno; -/* If non-zero, the last increment to undo_changeno was for the variable */ - -static int undo_set_by_variable; - /**/ void initundo(void) @@ -1423,7 +1419,6 @@ initundo(void) curchange->del = curchange->ins = NULL; curchange->dell = curchange->insl = 0; curchange->changeno = undo_changeno = undo_limitno = 0; - undo_set_by_variable = 0; lastline = zalloc((lastlinesz = linesz) * ZLE_CHAR_SIZE); ZS_memcpy(lastline, zleline, (lastll = zlell)); lastcs = zlecs; @@ -1549,7 +1544,6 @@ mkundoent(void) ch->prev = NULL; } ch->changeno = ++undo_changeno; - undo_set_by_variable = 0; endnextchanges = ch; } @@ -1584,14 +1578,13 @@ undo(char **args) struct change *prev = curchange->prev; if(!prev) return 1; - if (prev->changeno < last_change) + if (prev->changeno <= last_change) break; - if (prev->changeno < undo_limitno && !*args) + if (prev->changeno <= undo_limitno && !*args) return 1; - if (unapplychange(prev)) - curchange = prev; - else - break; + if (!unapplychange(prev) && last_change >= 0) + unapplychange(prev); + curchange = prev; } while (last_change >= (zlong)0 || (curchange->flags & CH_PREV)); setlastline(); return 0; @@ -1741,18 +1734,10 @@ zlecallhook(char *name, char *arg) zlong get_undo_current_change(UNUSED(Param pm)) { - if (undo_set_by_variable) { - /* We were the last to increment this, doesn't need another one. */ - return undo_changeno; - } - undo_set_by_variable = 1; - /* - * Increment the number in case a change is in progress; - * we don't want to back off what's already been done when - * we return to this change number. This eliminates any - * problem about the point where a change is numbered - */ - return ++undo_changeno; + /* add entry for any pending changes */ + mkundoent(); + setlastline(); + return undo_changeno; } /**/ |