diff options
| -rw-r--r-- | ChangeLog | 6 | ||||
| -rw-r--r-- | Src/builtin.c | 5 | ||||
| -rw-r--r-- | Src/params.c | 15 |
3 files changed, 25 insertions, 1 deletions
diff --git a/ChangeLog b/ChangeLog index 2dcf66f34..fbed00bbc 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,3 +1,9 @@ +2002-10-10 Oliver Kiddle <opk@zsh.org> + + * 17794: Src/builtin.c, Src/params.c: fix bugs with tied parameters + (prevent tying array elements and find correct parameter under + alternate name for unsetting) + 2002-10-09 Felix Rosencrantz <f_rosencrantz@yahoo.com> * 17793: Completion/Base/Utility/_store_cache: Allow / in cache diff --git a/Src/builtin.c b/Src/builtin.c index 95f3b6f57..d36b697bc 100644 --- a/Src/builtin.c +++ b/Src/builtin.c @@ -2116,6 +2116,11 @@ bin_typeset(char *name, char **argv, Options ops, int func) zerrnam(name, "can't tie a variable to itself", NULL, 0); return 1; } + if (strchr(asg0.name, '[') || strchr(asg->name, '[')) { + unqueue_signals(); + zerrnam(name, "can't tie array elements", NULL, 0); + return 1; + } /* * Keep the old value of the scalar. We need to do this * here as if it is already tied to the same array it diff --git a/Src/params.c b/Src/params.c index 72b0f2991..0b3a065ba 100644 --- a/Src/params.c +++ b/Src/params.c @@ -2234,8 +2234,21 @@ unsetparam_pm(Param pm, int altflag, int exp) /* remove it under its alternate name if necessary */ if (pm->ename && !altflag) { altpm = (Param) paramtab->getnode(paramtab, pm->ename); - if (altpm) + /* tied parameters are at the same local level as each other */ + oldpm = NULL; + while (altpm && altpm->level > pm->level) { + /* param under alternate name hidden by a local */ + oldpm = altpm; + altpm = altpm->old; + } + if (altpm) { + if (oldpm && !altpm->level) { + oldpm->old = NULL; + /* fudge things so removenode isn't called */ + altpm->level = 1; + } unsetparam_pm(altpm, 1, exp); + } } /* |