mirror of
git://git.code.sf.net/p/zsh/code
synced 2025-10-31 06:00:54 +01:00
2030 lines
46 KiB
C
2030 lines
46 KiB
C
/*
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* parameter.c - parameter interface to zsh internals
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*
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* This file is part of zsh, the Z shell.
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*
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* Copyright (c) 1999 Sven Wischnowsky
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* All rights reserved.
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*
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* Permission is hereby granted, without written agreement and without
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* license or royalty fees, to use, copy, modify, and distribute this
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* software and to distribute modified versions of this software for any
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* purpose, provided that the above copyright notice and the following
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* two paragraphs appear in all copies of this software.
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*
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* In no event shall Sven Wischnowsky or the Zsh Development Group be liable
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* to any party for direct, indirect, special, incidental, or consequential
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* damages arising out of the use of this software and its documentation,
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* even if Sven Wischnowsky and the Zsh Development Group have been advised of
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* the possibility of such damage.
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*
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* Sven Wischnowsky and the Zsh Development Group specifically disclaim any
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* warranties, including, but not limited to, the implied warranties of
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* merchantability and fitness for a particular purpose. The software
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* provided hereunder is on an "as is" basis, and Sven Wischnowsky and the
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* Zsh Development Group have no obligation to provide maintenance,
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* support, updates, enhancements, or modifications.
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*
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*/
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#include "parameter.mdh"
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#include "parameter.pro"
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/* This says if we are cleaning up when the module is unloaded. */
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static int incleanup;
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/* Empty dummy function for special hash parameters. */
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/**/
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static void
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shempty(void)
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{
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}
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/* Create a simple special hash parameter. */
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/**/
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static Param
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createspecialhash(char *name, GetNodeFunc get, ScanTabFunc scan)
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{
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Param pm;
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HashTable ht;
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if (!(pm = createparam(name, PM_SPECIAL|PM_HIDE|PM_HIDEVAL|
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PM_REMOVABLE|PM_HASHED)))
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return NULL;
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pm->level = pm->old ? locallevel : 0;
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pm->gsu.h = &stdhash_gsu;
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pm->u.hash = ht = newhashtable(0, name, NULL);
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ht->hash = hasher;
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ht->emptytable = (TableFunc) shempty;
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ht->filltable = NULL;
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ht->addnode = (AddNodeFunc) shempty;
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ht->getnode = ht->getnode2 = get;
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ht->removenode = (RemoveNodeFunc) shempty;
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ht->disablenode = NULL;
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ht->enablenode = NULL;
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ht->freenode = (FreeNodeFunc) shempty;
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ht->printnode = printparamnode;
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ht->scantab = scan;
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return pm;
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}
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/* Functions for the parameters special parameter. */
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/* Return a string describing the type of a parameter. */
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/**/
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static char *
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paramtypestr(Param pm)
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{
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char *val = NULL;
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int f = pm->node.flags;
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if (!(f & PM_UNSET)) {
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if (pm->node.flags & PM_AUTOLOAD)
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return dupstring("undefined");
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switch (PM_TYPE(f)) {
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case PM_SCALAR: val = "scalar"; break;
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case PM_ARRAY: val = "array"; break;
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case PM_INTEGER: val = "integer"; break;
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case PM_EFLOAT:
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case PM_FFLOAT: val = "float"; break;
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case PM_HASHED: val = "association"; break;
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}
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DPUTS(!val, "BUG: type not handled in parameter");
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val = dupstring(val);
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if (pm->level)
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val = dyncat(val, "-local");
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if (f & PM_LEFT)
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val = dyncat(val, "-left");
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if (f & PM_RIGHT_B)
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val = dyncat(val, "-right_blanks");
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if (f & PM_RIGHT_Z)
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val = dyncat(val, "-right_zeros");
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if (f & PM_LOWER)
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val = dyncat(val, "-lower");
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if (f & PM_UPPER)
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val = dyncat(val, "-upper");
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if (f & PM_READONLY)
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val = dyncat(val, "-readonly");
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if (f & PM_TAGGED)
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val = dyncat(val, "-tag");
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if (f & PM_EXPORTED)
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val = dyncat(val, "-export");
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if (f & PM_UNIQUE)
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val = dyncat(val, "-unique");
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if (f & PM_HIDE)
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val = dyncat(val, "-hide");
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if (f & PM_HIDEVAL)
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val = dyncat(val, "-hideval");
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if (f & PM_SPECIAL)
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val = dyncat(val, "-special");
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} else
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val = dupstring("");
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return val;
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}
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/**/
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static HashNode
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getpmparameter(UNUSED(HashTable ht), char *name)
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{
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Param rpm, pm = NULL;
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pm = (Param) hcalloc(sizeof(struct param));
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pm->node.nam = dupstring(name);
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pm->node.flags = PM_SCALAR | PM_READONLY;
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pm->gsu.s = &nullsetscalar_gsu;
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if ((rpm = (Param) realparamtab->getnode(realparamtab, name)) &&
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!(rpm->node.flags & PM_UNSET))
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pm->u.str = paramtypestr(rpm);
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else {
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pm->u.str = dupstring("");
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pm->node.flags |= PM_UNSET;
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}
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return &pm->node;
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}
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/**/
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static void
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scanpmparameters(UNUSED(HashTable ht), ScanFunc func, int flags)
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{
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struct param pm;
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int i;
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HashNode hn;
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memset((void *)&pm, 0, sizeof(struct param));
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pm.node.flags = PM_SCALAR | PM_READONLY;
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pm.gsu.s = &nullsetscalar_gsu;
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for (i = 0; i < realparamtab->hsize; i++)
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for (hn = realparamtab->nodes[i]; hn; hn = hn->next) {
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if (((Param)hn)->node.flags & PM_UNSET)
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continue;
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pm.node.nam = hn->nam;
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if (func != scancountparams &&
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((flags & (SCANPM_WANTVALS|SCANPM_MATCHVAL)) ||
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!(flags & SCANPM_WANTKEYS)))
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pm.u.str = paramtypestr((Param) hn);
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func(&pm.node, flags);
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}
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}
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/* Functions for the commands special parameter. */
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/**/
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static void
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setpmcommand(Param pm, char *value)
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{
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if (isset(RESTRICTED)) {
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zwarn("restricted: %s", value);
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zsfree(value);
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} else {
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Cmdnam cn = zshcalloc(sizeof(*cn));
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cn->node.flags = HASHED;
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cn->u.cmd = value;
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cmdnamtab->addnode(cmdnamtab, ztrdup(pm->node.nam), &cn->node);
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}
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}
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/**/
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static void
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unsetpmcommand(Param pm, UNUSED(int exp))
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{
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HashNode hn = cmdnamtab->removenode(cmdnamtab, pm->node.nam);
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if (hn)
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cmdnamtab->freenode(hn);
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}
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/**/
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static void
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setpmcommands(UNUSED(Param pm), HashTable ht)
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{
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int i;
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HashNode hn;
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if (!ht)
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return;
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for (i = 0; i < ht->hsize; i++)
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for (hn = ht->nodes[i]; hn; hn = hn->next) {
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Cmdnam cn = zshcalloc(sizeof(*cn));
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struct value v;
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v.isarr = v.inv = v.start = 0;
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v.end = -1;
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v.arr = NULL;
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v.pm = (Param) hn;
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cn->node.flags = HASHED;
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cn->u.cmd = ztrdup(getstrvalue(&v));
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cmdnamtab->addnode(cmdnamtab, ztrdup(hn->nam), &cn->node);
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}
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deleteparamtable(ht);
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}
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static const struct gsu_scalar pmcommand_gsu =
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{ strgetfn, setpmcommand, unsetpmcommand };
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/**/
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static HashNode
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getpmcommand(UNUSED(HashTable ht), char *name)
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{
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Cmdnam cmd;
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Param pm = NULL;
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if (!(cmd = (Cmdnam) cmdnamtab->getnode(cmdnamtab, name)) &&
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isset(HASHLISTALL)) {
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cmdnamtab->filltable(cmdnamtab);
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cmd = (Cmdnam) cmdnamtab->getnode(cmdnamtab, name);
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}
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pm = (Param) hcalloc(sizeof(struct param));
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pm->node.nam = dupstring(name);
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pm->node.flags = PM_SCALAR;
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pm->gsu.s = &pmcommand_gsu;
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if (cmd) {
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if (cmd->node.flags & HASHED)
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pm->u.str = cmd->u.cmd;
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else {
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pm->u.str = zhalloc(strlen(*(cmd->u.name)) + strlen(name) + 2);
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strcpy(pm->u.str, *(cmd->u.name));
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strcat(pm->u.str, "/");
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strcat(pm->u.str, name);
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}
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} else {
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pm->u.str = dupstring("");
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pm->node.flags |= PM_UNSET;
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}
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return &pm->node;
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}
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/**/
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static void
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scanpmcommands(UNUSED(HashTable ht), ScanFunc func, int flags)
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{
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struct param pm;
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int i;
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HashNode hn;
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Cmdnam cmd;
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if (isset(HASHLISTALL))
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cmdnamtab->filltable(cmdnamtab);
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memset((void *)&pm, 0, sizeof(struct param));
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pm.node.flags = PM_SCALAR;
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pm.gsu.s = &pmcommand_gsu;
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for (i = 0; i < cmdnamtab->hsize; i++)
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for (hn = cmdnamtab->nodes[i]; hn; hn = hn->next) {
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pm.node.nam = hn->nam;
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cmd = (Cmdnam) hn;
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if (func != scancountparams &&
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((flags & (SCANPM_WANTVALS|SCANPM_MATCHVAL)) ||
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!(flags & SCANPM_WANTKEYS))) {
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if (cmd->node.flags & HASHED)
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pm.u.str = cmd->u.cmd;
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else {
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pm.u.str = zhalloc(strlen(*(cmd->u.name)) +
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strlen(cmd->node.nam) + 2);
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strcpy(pm.u.str, *(cmd->u.name));
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strcat(pm.u.str, "/");
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strcat(pm.u.str, cmd->node.nam);
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}
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}
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func(&pm.node, flags);
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}
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}
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/* Functions for the functions special parameter. */
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/**/
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static void
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setfunction(char *name, char *val, int dis)
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{
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char *value = dupstring(val);
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Shfunc shf;
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Eprog prog;
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int sn;
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val = metafy(val, strlen(val), META_REALLOC);
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prog = parse_string(val);
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if (!prog || prog == &dummy_eprog) {
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zwarn("invalid function definition", value);
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zsfree(val);
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return;
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}
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shf = (Shfunc) zalloc(sizeof(*shf));
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shf->funcdef = dupeprog(prog, 0);
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shf->node.flags = dis;
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if (!strncmp(name, "TRAP", 4) &&
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(sn = getsignum(name + 4)) != -1) {
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if (settrap(sn, NULL, ZSIG_FUNC)) {
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freeeprog(shf->funcdef);
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zfree(shf, sizeof(*shf));
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zsfree(val);
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return;
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}
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}
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shfunctab->addnode(shfunctab, ztrdup(name), shf);
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zsfree(val);
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}
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/**/
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static void
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setpmfunction(Param pm, char *value)
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{
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setfunction(pm->node.nam, value, 0);
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}
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/**/
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static void
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setpmdisfunction(Param pm, char *value)
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{
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setfunction(pm->node.nam, value, DISABLED);
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}
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/**/
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static void
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unsetpmfunction(Param pm, UNUSED(int exp))
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{
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HashNode hn = shfunctab->removenode(shfunctab, pm->node.nam);
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if (hn)
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shfunctab->freenode(hn);
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}
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/**/
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static void
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setfunctions(UNUSED(Param pm), HashTable ht, int dis)
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{
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int i;
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HashNode hn;
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if (!ht)
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return;
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for (i = 0; i < ht->hsize; i++)
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for (hn = ht->nodes[i]; hn; hn = hn->next) {
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struct value v;
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v.isarr = v.inv = v.start = 0;
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v.end = -1;
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v.arr = NULL;
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v.pm = (Param) hn;
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setfunction(hn->nam, ztrdup(getstrvalue(&v)), dis);
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}
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deleteparamtable(ht);
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}
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/**/
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static void
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setpmfunctions(Param pm, HashTable ht)
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{
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setfunctions(pm, ht, 0);
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}
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/**/
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static void
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setpmdisfunctions(Param pm, HashTable ht)
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{
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setfunctions(pm, ht, DISABLED);
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}
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static const struct gsu_scalar pmfunction_gsu =
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{ strgetfn, setpmfunction, unsetpmfunction };
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static const struct gsu_scalar pmdisfunction_gsu =
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{ strgetfn, setpmdisfunction, unsetpmfunction };
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/**/
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static HashNode
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getfunction(UNUSED(HashTable ht), char *name, int dis)
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{
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Shfunc shf;
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Param pm = NULL;
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pm = (Param) hcalloc(sizeof(struct param));
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pm->node.nam = dupstring(name);
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pm->node.flags = PM_SCALAR;
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pm->gsu.s = dis ? &pmdisfunction_gsu : &pmfunction_gsu;
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if ((shf = (Shfunc) shfunctab->getnode2(shfunctab, name)) &&
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(dis ? (shf->node.flags & DISABLED) : !(shf->node.flags & DISABLED))) {
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if (shf->node.flags & PM_UNDEFINED) {
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pm->u.str = dyncat("builtin autoload -X",
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((shf->node.flags & PM_UNALIASED) ?
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((shf->node.flags & PM_TAGGED) ? "Ut" : "U") :
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((shf->node.flags & PM_TAGGED) ? "t" : "")));
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} else {
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char *t = getpermtext(shf->funcdef, NULL), *n, *h;
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if (shf->funcdef->flags & EF_RUN) {
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n = nicedupstring(name);
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h = (char *) zhalloc(strlen(t) + strlen(n) + 9);
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h[0] = '\t';
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strcpy(h + 1, t);
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strcat(h, "\n\t");
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strcat(h, n);
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strcat(h, " \"$@\"");
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} else
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h = dyncat("\t", t);
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zsfree(t);
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unmetafy(h, NULL);
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pm->u.str = h;
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}
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} else {
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pm->u.str = dupstring("");
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pm->node.flags |= PM_UNSET;
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}
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return &pm->node;
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}
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/**/
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static HashNode
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getpmfunction(HashTable ht, char *name)
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{
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return getfunction(ht, name, 0);
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}
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/**/
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static HashNode
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getpmdisfunction(HashTable ht, char *name)
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{
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return getfunction(ht, name, DISABLED);
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}
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/**/
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static void
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scanfunctions(UNUSED(HashTable ht), ScanFunc func, int flags, int dis)
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{
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struct param pm;
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int i;
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HashNode hn;
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memset((void *)&pm, 0, sizeof(struct param));
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pm.node.flags = PM_SCALAR;
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pm.gsu.s = dis ? &pmdisfunction_gsu : &pmfunction_gsu;
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for (i = 0; i < shfunctab->hsize; i++)
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for (hn = shfunctab->nodes[i]; hn; hn = hn->next) {
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if (dis ? (hn->flags & DISABLED) : !(hn->flags & DISABLED)) {
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pm.node.nam = hn->nam;
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if (func != scancountparams &&
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((flags & (SCANPM_WANTVALS|SCANPM_MATCHVAL)) ||
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!(flags & SCANPM_WANTKEYS))) {
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if (((Shfunc) hn)->node.flags & PM_UNDEFINED) {
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Shfunc shf = (Shfunc) hn;
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pm.u.str =
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dyncat("builtin autoload -X",
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((shf->node.flags & PM_UNALIASED) ?
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((shf->node.flags & PM_TAGGED) ? "Ut" : "U") :
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((shf->node.flags & PM_TAGGED) ? "t" : "")));
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} else {
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char *t = getpermtext(((Shfunc) hn)->funcdef, NULL), *n;
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if (((Shfunc) hn)->funcdef->flags & EF_RUN) {
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n = nicedupstring(hn->nam);
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pm.u.str = (char *) zhalloc(strlen(t) + strlen(n) + 9);
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pm.u.str[0] = '\t';
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strcpy(pm.u.str + 1, t);
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strcat(pm.u.str, "\n\t");
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strcat(pm.u.str, n);
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strcat(pm.u.str, " \"$@\"");
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} else
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pm.u.str = dyncat("\t", t);
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unmetafy(pm.u.str, NULL);
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zsfree(t);
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}
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}
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func(&pm.node, flags);
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}
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}
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}
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/**/
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static void
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scanpmfunctions(HashTable ht, ScanFunc func, int flags)
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{
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scanfunctions(ht, func, flags, 0);
|
|
}
|
|
|
|
/**/
|
|
static void
|
|
scanpmdisfunctions(HashTable ht, ScanFunc func, int flags)
|
|
{
|
|
scanfunctions(ht, func, flags, DISABLED);
|
|
}
|
|
|
|
/* Functions for the funcstack special parameter. */
|
|
|
|
/**/
|
|
static char **
|
|
funcstackgetfn(UNUSED(Param pm))
|
|
{
|
|
Funcstack f;
|
|
int num;
|
|
char **ret, **p;
|
|
|
|
for (f = funcstack, num = 0; f; f = f->prev, num++);
|
|
|
|
ret = (char **) zhalloc((num + 1) * sizeof(char *));
|
|
|
|
for (f = funcstack, p = ret; f; f = f->prev, p++)
|
|
*p = f->name;
|
|
*p = NULL;
|
|
|
|
return ret;
|
|
}
|
|
|
|
/* Functions for the functrace special parameter. */
|
|
|
|
/**/
|
|
static char **
|
|
functracegetfn(UNUSED(Param pm))
|
|
{
|
|
Funcstack f;
|
|
int num;
|
|
char **ret, **p;
|
|
|
|
for (f = funcstack, num = 0; f; f = f->prev, num++);
|
|
|
|
ret = (char **) zhalloc((num + 1) * sizeof(char *));
|
|
|
|
for (f = funcstack, p = ret; f; f = f->prev, p++) {
|
|
char *colonpair;
|
|
|
|
colonpair = zhalloc(strlen(f->caller) + (f->lineno > 9999 ? 24 : 6));
|
|
sprintf(colonpair, "%s:%d", f->caller, f->lineno);
|
|
|
|
*p = colonpair;
|
|
}
|
|
*p = NULL;
|
|
|
|
return ret;
|
|
}
|
|
|
|
/* Functions for the builtins special parameter. */
|
|
|
|
/**/
|
|
static HashNode
|
|
getbuiltin(UNUSED(HashTable ht), char *name, int dis)
|
|
{
|
|
Param pm = NULL;
|
|
Builtin bn;
|
|
|
|
pm = (Param) hcalloc(sizeof(struct param));
|
|
pm->node.nam = dupstring(name);
|
|
pm->node.flags = PM_SCALAR | PM_READONLY;
|
|
pm->gsu.s = &nullsetscalar_gsu;
|
|
if ((bn = (Builtin) builtintab->getnode2(builtintab, name)) &&
|
|
(dis ? (bn->node.flags & DISABLED) : !(bn->node.flags & DISABLED))) {
|
|
char *t = ((bn->handlerfunc || (bn->node.flags & BINF_PREFIX)) ?
|
|
"defined" : "undefined");
|
|
|
|
pm->u.str = dupstring(t);
|
|
} else {
|
|
pm->u.str = dupstring("");
|
|
pm->node.flags |= PM_UNSET;
|
|
}
|
|
return &pm->node;
|
|
}
|
|
|
|
/**/
|
|
static HashNode
|
|
getpmbuiltin(HashTable ht, char *name)
|
|
{
|
|
return getbuiltin(ht, name, 0);
|
|
}
|
|
|
|
/**/
|
|
static HashNode
|
|
getpmdisbuiltin(HashTable ht, char *name)
|
|
{
|
|
return getbuiltin(ht, name, DISABLED);
|
|
}
|
|
|
|
/**/
|
|
static void
|
|
scanbuiltins(UNUSED(HashTable ht), ScanFunc func, int flags, int dis)
|
|
{
|
|
struct param pm;
|
|
int i;
|
|
HashNode hn;
|
|
|
|
memset((void *)&pm, 0, sizeof(struct param));
|
|
pm.node.flags = PM_SCALAR | PM_READONLY;
|
|
pm.gsu.s = &nullsetscalar_gsu;
|
|
|
|
for (i = 0; i < builtintab->hsize; i++)
|
|
for (hn = builtintab->nodes[i]; hn; hn = hn->next) {
|
|
if (dis ? (hn->flags & DISABLED) : !(hn->flags & DISABLED)) {
|
|
pm.node.nam = hn->nam;
|
|
if (func != scancountparams &&
|
|
((flags & (SCANPM_WANTVALS|SCANPM_MATCHVAL)) ||
|
|
!(flags & SCANPM_WANTKEYS))) {
|
|
char *t = ((((Builtin) hn)->handlerfunc ||
|
|
(hn->flags & BINF_PREFIX)) ?
|
|
"defined" : "undefined");
|
|
|
|
pm.u.str = dupstring(t);
|
|
}
|
|
func(&pm.node, flags);
|
|
}
|
|
}
|
|
}
|
|
|
|
/**/
|
|
static void
|
|
scanpmbuiltins(HashTable ht, ScanFunc func, int flags)
|
|
{
|
|
scanbuiltins(ht, func, flags, 0);
|
|
}
|
|
|
|
/**/
|
|
static void
|
|
scanpmdisbuiltins(HashTable ht, ScanFunc func, int flags)
|
|
{
|
|
scanbuiltins(ht, func, flags, DISABLED);
|
|
}
|
|
|
|
/* Functions for the reswords special parameter. */
|
|
|
|
/**/
|
|
static char **
|
|
getreswords(int dis)
|
|
{
|
|
int i;
|
|
HashNode hn;
|
|
char **ret, **p;
|
|
|
|
p = ret = (char **) zhalloc((reswdtab->ct + 1) * sizeof(char *));
|
|
|
|
for (i = 0; i < reswdtab->hsize; i++)
|
|
for (hn = reswdtab->nodes[i]; hn; hn = hn->next)
|
|
if (dis ? (hn->flags & DISABLED) : !(hn->flags & DISABLED))
|
|
*p++ = dupstring(hn->nam);
|
|
*p = NULL;
|
|
|
|
return ret;
|
|
}
|
|
|
|
/**/
|
|
static char **
|
|
reswordsgetfn(UNUSED(Param pm))
|
|
{
|
|
return getreswords(0);
|
|
}
|
|
|
|
/**/
|
|
static char **
|
|
disreswordsgetfn(UNUSED(Param pm))
|
|
{
|
|
return getreswords(DISABLED);
|
|
}
|
|
|
|
/* Functions for the options special parameter. */
|
|
|
|
/**/
|
|
static void
|
|
setpmoption(Param pm, char *value)
|
|
{
|
|
int n;
|
|
|
|
if (!value || (strcmp(value, "on") && strcmp(value, "off")))
|
|
zwarn("invalid value: %s", value);
|
|
else if (!(n = optlookup(pm->node.nam)))
|
|
zwarn("no such option: %s", pm->node.nam);
|
|
else if (dosetopt(n, (value && strcmp(value, "off")), 0))
|
|
zwarn("can't change option: %s", pm->node.nam);
|
|
zsfree(value);
|
|
}
|
|
|
|
/**/
|
|
static void
|
|
unsetpmoption(Param pm, UNUSED(int exp))
|
|
{
|
|
int n;
|
|
|
|
if (!(n = optlookup(pm->node.nam)))
|
|
zwarn("no such option: %s", pm->node.nam);
|
|
else if (dosetopt(n, 0, 0))
|
|
zwarn("can't change option: %s", pm->node.nam);
|
|
}
|
|
|
|
/**/
|
|
static void
|
|
setpmoptions(UNUSED(Param pm), HashTable ht)
|
|
{
|
|
int i;
|
|
HashNode hn;
|
|
|
|
if (!ht)
|
|
return;
|
|
|
|
for (i = 0; i < ht->hsize; i++)
|
|
for (hn = ht->nodes[i]; hn; hn = hn->next) {
|
|
struct value v;
|
|
char *val;
|
|
|
|
v.isarr = v.inv = v.start = 0;
|
|
v.end = -1;
|
|
v.arr = NULL;
|
|
v.pm = (Param) hn;
|
|
|
|
val = getstrvalue(&v);
|
|
if (!val || (strcmp(val, "on") && strcmp(val, "off")))
|
|
zwarn("invalid value: %s", val);
|
|
else if (dosetopt(optlookup(hn->nam),
|
|
(val && strcmp(val, "off")), 0))
|
|
zwarn("can't change option: %s", hn->nam);
|
|
}
|
|
deleteparamtable(ht);
|
|
}
|
|
|
|
static const struct gsu_scalar pmoption_gsu =
|
|
{ strgetfn, setpmoption, unsetpmoption };
|
|
|
|
/**/
|
|
static HashNode
|
|
getpmoption(UNUSED(HashTable ht), char *name)
|
|
{
|
|
Param pm = NULL;
|
|
int n;
|
|
|
|
pm = (Param) hcalloc(sizeof(struct param));
|
|
pm->node.nam = dupstring(name);
|
|
pm->node.flags = PM_SCALAR;
|
|
pm->gsu.s = &pmoption_gsu;
|
|
|
|
if ((n = optlookup(name)))
|
|
{
|
|
int ison;
|
|
if (n > 0)
|
|
ison = opts[n];
|
|
else
|
|
ison = !opts[-n];
|
|
pm->u.str = dupstring(ison ? "on" : "off");
|
|
}
|
|
else {
|
|
pm->u.str = dupstring("");
|
|
pm->node.flags |= PM_UNSET;
|
|
}
|
|
return &pm->node;
|
|
}
|
|
|
|
/**/
|
|
static void
|
|
scanpmoptions(UNUSED(HashTable ht), ScanFunc func, int flags)
|
|
{
|
|
struct param pm;
|
|
int i;
|
|
HashNode hn;
|
|
|
|
memset((void *)&pm, 0, sizeof(struct param));
|
|
pm.node.flags = PM_SCALAR;
|
|
pm.gsu.s = &pmoption_gsu;
|
|
|
|
for (i = 0; i < optiontab->hsize; i++)
|
|
for (hn = optiontab->nodes[i]; hn; hn = hn->next) {
|
|
int optno = ((Optname) hn)->optno, ison;
|
|
pm.node.nam = hn->nam;
|
|
ison = optno < 0 ? !opts[-optno] : opts[optno];
|
|
pm.u.str = dupstring(ison ? "on" : "off");
|
|
func(&pm.node, flags);
|
|
}
|
|
}
|
|
|
|
/* Functions for the modules special parameter. */
|
|
|
|
static char *modpmname;
|
|
static int modpmfound;
|
|
|
|
/**/
|
|
static void
|
|
modpmbuiltinscan(HashNode hn, UNUSED(int dummy))
|
|
{
|
|
if (!(((Builtin) hn)->node.flags & BINF_ADDED) &&
|
|
!strcmp(((Builtin) hn)->optstr, modpmname))
|
|
modpmfound = 1;
|
|
}
|
|
|
|
/**/
|
|
static void
|
|
modpmparamscan(HashNode hn, UNUSED(int dummy))
|
|
{
|
|
if ((((Param) hn)->node.flags & PM_AUTOLOAD) &&
|
|
!strcmp(((Param) hn)->u.str, modpmname))
|
|
modpmfound = 1;
|
|
}
|
|
|
|
/**/
|
|
static int
|
|
findmodnode(LinkList l, char *nam)
|
|
{
|
|
LinkNode node;
|
|
|
|
for (node = firstnode(l); node; incnode(node))
|
|
if (!strcmp(nam, (char *) getdata(node)))
|
|
return 1;
|
|
|
|
return 0;
|
|
}
|
|
|
|
/**/
|
|
static HashNode
|
|
getpmmodule(UNUSED(HashTable ht), char *name)
|
|
{
|
|
Param pm = NULL;
|
|
char *type = NULL;
|
|
LinkNode node;
|
|
|
|
pm = (Param) hcalloc(sizeof(struct param));
|
|
pm->node.nam = dupstring(name);
|
|
pm->node.flags = PM_SCALAR | PM_READONLY;
|
|
pm->gsu.s = &nullsetscalar_gsu;
|
|
|
|
if (!type) {
|
|
Module m;
|
|
|
|
for (node = firstnode(modules); node; incnode(node)) {
|
|
m = (Module) getdata(node);
|
|
if (m->u.handle && !(m->flags & MOD_UNLOAD) &&
|
|
!strcmp(name, m->nam)) {
|
|
type = ((m->flags & MOD_ALIAS) ?
|
|
dyncat("alias:", m->u.alias) : "loaded");
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
modpmname = name;
|
|
modpmfound = 0;
|
|
if (!type) {
|
|
scanhashtable(builtintab, 0, 0, 0, modpmbuiltinscan, 0);
|
|
if (!modpmfound) {
|
|
Conddef p;
|
|
|
|
for (p = condtab; p; p = p->next)
|
|
if (p->module && !strcmp(name, p->module)) {
|
|
modpmfound = 1;
|
|
break;
|
|
}
|
|
if (!modpmfound)
|
|
scanhashtable(realparamtab, 0, 0, 0, modpmparamscan, 0);
|
|
}
|
|
if (modpmfound)
|
|
type = "autoloaded";
|
|
}
|
|
if (type)
|
|
pm->u.str = dupstring(type);
|
|
else {
|
|
pm->u.str = dupstring("");
|
|
pm->node.flags |= PM_UNSET;
|
|
}
|
|
return &pm->node;
|
|
}
|
|
|
|
/**/
|
|
static void
|
|
scanpmmodules(UNUSED(HashTable ht), ScanFunc func, int flags)
|
|
{
|
|
struct param pm;
|
|
int i;
|
|
HashNode hn;
|
|
LinkList done = newlinklist();
|
|
LinkNode node;
|
|
Module m;
|
|
Conddef p;
|
|
char *loaded = dupstring("loaded");
|
|
|
|
memset((void *)&pm, 0, sizeof(struct param));
|
|
pm.node.flags = PM_SCALAR | PM_READONLY;
|
|
pm.gsu.s = &nullsetscalar_gsu;
|
|
|
|
for (node = firstnode(modules); node; incnode(node)) {
|
|
m = (Module) getdata(node);
|
|
if (m->u.handle && !(m->flags & MOD_UNLOAD)) {
|
|
pm.node.nam = m->nam;
|
|
pm.u.str = ((m->flags & MOD_ALIAS) ?
|
|
dyncat("alias:", m->u.alias) : loaded);
|
|
addlinknode(done, pm.node.nam);
|
|
func(&pm.node, flags);
|
|
}
|
|
}
|
|
pm.u.str = dupstring("autoloaded");
|
|
for (i = 0; i < builtintab->hsize; i++)
|
|
for (hn = builtintab->nodes[i]; hn; hn = hn->next) {
|
|
if (!(((Builtin) hn)->node.flags & BINF_ADDED) &&
|
|
!findmodnode(done, ((Builtin) hn)->optstr)) {
|
|
pm.node.nam = ((Builtin) hn)->optstr;
|
|
addlinknode(done, pm.node.nam);
|
|
func(&pm.node, flags);
|
|
}
|
|
}
|
|
for (p = condtab; p; p = p->next)
|
|
if (p->module && !findmodnode(done, p->module)) {
|
|
pm.node.nam = p->module;
|
|
addlinknode(done, pm.node.nam);
|
|
func(&pm.node, flags);
|
|
}
|
|
for (i = 0; i < realparamtab->hsize; i++)
|
|
for (hn = realparamtab->nodes[i]; hn; hn = hn->next) {
|
|
if ((((Param) hn)->node.flags & PM_AUTOLOAD) &&
|
|
!findmodnode(done, ((Param) hn)->u.str)) {
|
|
pm.node.nam = ((Param) hn)->u.str;
|
|
addlinknode(done, pm.node.nam);
|
|
func(&pm.node, flags);
|
|
}
|
|
}
|
|
}
|
|
|
|
/* Functions for the dirstack special parameter. */
|
|
|
|
/**/
|
|
static void
|
|
dirssetfn(UNUSED(Param pm), char **x)
|
|
{
|
|
char **ox = x;
|
|
|
|
if (!incleanup) {
|
|
freelinklist(dirstack, freestr);
|
|
dirstack = znewlinklist();
|
|
while (x && *x)
|
|
zaddlinknode(dirstack, ztrdup(*x++));
|
|
}
|
|
if (ox)
|
|
freearray(ox);
|
|
}
|
|
|
|
/**/
|
|
static char **
|
|
dirsgetfn(UNUSED(Param pm))
|
|
{
|
|
int l = countlinknodes(dirstack);
|
|
char **ret = (char **) zhalloc((l + 1) * sizeof(char *)), **p;
|
|
LinkNode n;
|
|
|
|
for (n = firstnode(dirstack), p = ret; n; incnode(n), p++)
|
|
*p = dupstring((char *) getdata(n));
|
|
*p = NULL;
|
|
|
|
return ret;
|
|
}
|
|
|
|
/* Functions for the history special parameter. */
|
|
|
|
/**/
|
|
static HashNode
|
|
getpmhistory(UNUSED(HashTable ht), char *name)
|
|
{
|
|
Param pm = NULL;
|
|
Histent he;
|
|
char *p;
|
|
int ok = 1;
|
|
|
|
pm = (Param) hcalloc(sizeof(struct param));
|
|
pm->node.nam = dupstring(name);
|
|
pm->node.flags = PM_SCALAR | PM_READONLY;
|
|
pm->gsu.s = &nullsetscalar_gsu;
|
|
|
|
if (*name != '0' || name[1]) {
|
|
if (*name == '0')
|
|
ok = 0;
|
|
else {
|
|
for (p = name; *p && idigit(*p); p++);
|
|
if (*p)
|
|
ok = 0;
|
|
}
|
|
}
|
|
if (ok && (he = quietgethist(atoi(name))))
|
|
pm->u.str = dupstring(he->node.nam);
|
|
else {
|
|
pm->u.str = dupstring("");
|
|
pm->node.flags |= PM_UNSET;
|
|
}
|
|
return &pm->node;
|
|
}
|
|
|
|
/**/
|
|
static void
|
|
scanpmhistory(UNUSED(HashTable ht), ScanFunc func, int flags)
|
|
{
|
|
struct param pm;
|
|
int i = addhistnum(curhist, -1, HIST_FOREIGN);
|
|
Histent he = gethistent(i, GETHIST_UPWARD);
|
|
char buf[40];
|
|
|
|
memset((void *)&pm, 0, sizeof(struct param));
|
|
pm.node.flags = PM_SCALAR | PM_READONLY;
|
|
pm.gsu.s = &nullsetscalar_gsu;
|
|
|
|
while (he) {
|
|
if (func != scancountparams) {
|
|
convbase(buf, he->histnum, 10);
|
|
pm.node.nam = dupstring(buf);
|
|
if ((flags & (SCANPM_WANTVALS|SCANPM_MATCHVAL)) ||
|
|
!(flags & SCANPM_WANTKEYS))
|
|
pm.u.str = dupstring(he->node.nam);
|
|
}
|
|
func(&pm.node, flags);
|
|
|
|
he = up_histent(he);
|
|
}
|
|
}
|
|
|
|
/* Function for the historywords special parameter. */
|
|
|
|
/**/
|
|
static char **
|
|
histwgetfn(UNUSED(Param pm))
|
|
{
|
|
char **ret, **p, *h, *e, sav;
|
|
LinkList l = newlinklist(), ll;
|
|
LinkNode n;
|
|
int i = addhistnum(curhist, -1, HIST_FOREIGN), iw;
|
|
Histent he = gethistent(i, GETHIST_UPWARD);
|
|
|
|
if ((ll = bufferwords(NULL, NULL, NULL)))
|
|
for (n = firstnode(ll); n; incnode(n))
|
|
pushnode(l, getdata(n));
|
|
|
|
while (he) {
|
|
for (iw = he->nwords - 1; iw >= 0; iw--) {
|
|
h = he->node.nam + he->words[iw * 2];
|
|
e = he->node.nam + he->words[iw * 2 + 1];
|
|
sav = *e;
|
|
*e = '\0';
|
|
addlinknode(l, dupstring(h));
|
|
*e = sav;
|
|
}
|
|
he = up_histent(he);
|
|
}
|
|
ret = (char **) zhalloc((countlinknodes(l) + 1) * sizeof(char *));
|
|
|
|
for (p = ret, n = firstnode(l); n; incnode(n), p++)
|
|
*p = (char *) getdata(n);
|
|
*p = NULL;
|
|
|
|
return ret;
|
|
}
|
|
|
|
/* Functions for the jobtexts special parameter. */
|
|
|
|
/**/
|
|
static char *
|
|
pmjobtext(int job)
|
|
{
|
|
Process pn;
|
|
int len = 1;
|
|
char *ret;
|
|
|
|
for (pn = jobtab[job].procs; pn; pn = pn->next)
|
|
len += strlen(pn->text) + 3;
|
|
|
|
ret = (char *) zhalloc(len);
|
|
ret[0] = '\0';
|
|
|
|
for (pn = jobtab[job].procs; pn; pn = pn->next) {
|
|
strcat(ret, pn->text);
|
|
if (pn->next)
|
|
strcat(ret, " | ");
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
/**/
|
|
static HashNode
|
|
getpmjobtext(UNUSED(HashTable ht), char *name)
|
|
{
|
|
Param pm = NULL;
|
|
int job;
|
|
|
|
pm = (Param) hcalloc(sizeof(struct param));
|
|
pm->node.nam = dupstring(name);
|
|
pm->node.flags = PM_SCALAR | PM_READONLY;
|
|
pm->gsu.s = &nullsetscalar_gsu;
|
|
|
|
if ((job = atoi(name)) >= 1 && job <= maxjob &&
|
|
jobtab[job].stat && jobtab[job].procs &&
|
|
!(jobtab[job].stat & STAT_NOPRINT))
|
|
pm->u.str = pmjobtext(job);
|
|
else {
|
|
pm->u.str = dupstring("");
|
|
pm->node.flags |= PM_UNSET;
|
|
}
|
|
return &pm->node;
|
|
}
|
|
|
|
/**/
|
|
static void
|
|
scanpmjobtexts(UNUSED(HashTable ht), ScanFunc func, int flags)
|
|
{
|
|
struct param pm;
|
|
int job;
|
|
char buf[40];
|
|
|
|
memset((void *)&pm, 0, sizeof(struct param));
|
|
pm.node.flags = PM_SCALAR | PM_READONLY;
|
|
pm.gsu.s = &nullsetscalar_gsu;
|
|
|
|
for (job = 1; job <= maxjob; job++) {
|
|
if (jobtab[job].stat && jobtab[job].procs &&
|
|
!(jobtab[job].stat & STAT_NOPRINT)) {
|
|
if (func != scancountparams) {
|
|
sprintf(buf, "%d", job);
|
|
pm.node.nam = dupstring(buf);
|
|
if ((flags & (SCANPM_WANTVALS|SCANPM_MATCHVAL)) ||
|
|
!(flags & SCANPM_WANTKEYS))
|
|
pm.u.str = pmjobtext(job);
|
|
}
|
|
func(&pm.node, flags);
|
|
}
|
|
}
|
|
}
|
|
|
|
/* Functions for the jobstates special parameter. */
|
|
|
|
/**/
|
|
static char *
|
|
pmjobstate(int job)
|
|
{
|
|
Process pn;
|
|
char buf[256], buf2[128], *ret, *state, *cp;
|
|
|
|
if (job == curjob)
|
|
cp = ":+";
|
|
else if (job == prevjob)
|
|
cp = ":-";
|
|
else
|
|
cp = ":";
|
|
|
|
if (jobtab[job].stat & STAT_DONE)
|
|
ret = dyncat("done", cp);
|
|
else if (jobtab[job].stat & STAT_STOPPED)
|
|
ret = dyncat("suspended", cp);
|
|
else
|
|
ret = dyncat("running", cp);
|
|
|
|
for (pn = jobtab[job].procs; pn; pn = pn->next) {
|
|
|
|
if (pn->status == SP_RUNNING)
|
|
state = "running";
|
|
else if (WIFEXITED(pn->status)) {
|
|
if (WEXITSTATUS(pn->status))
|
|
sprintf((state = buf2), "exit %d", (pn->status));
|
|
else
|
|
state = "done";
|
|
} else if (WIFSTOPPED(pn->status))
|
|
state = sigmsg(WSTOPSIG(pn->status));
|
|
else if (WCOREDUMP(pn->status))
|
|
sprintf((state = buf2), "%s (core dumped)",
|
|
sigmsg(WTERMSIG(pn->status)));
|
|
else
|
|
state = sigmsg(WTERMSIG(pn->status));
|
|
|
|
sprintf(buf, ":%d=%s", (int)pn->pid, state);
|
|
|
|
ret = dyncat(ret, buf);
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
/**/
|
|
static HashNode
|
|
getpmjobstate(UNUSED(HashTable ht), char *name)
|
|
{
|
|
Param pm = NULL;
|
|
int job;
|
|
|
|
pm = (Param) hcalloc(sizeof(struct param));
|
|
pm->node.nam = dupstring(name);
|
|
pm->node.flags = PM_SCALAR | PM_READONLY;
|
|
pm->gsu.s = &nullsetscalar_gsu;
|
|
|
|
if ((job = atoi(name)) >= 1 && job <= maxjob &&
|
|
jobtab[job].stat && jobtab[job].procs &&
|
|
!(jobtab[job].stat & STAT_NOPRINT))
|
|
pm->u.str = pmjobstate(job);
|
|
else {
|
|
pm->u.str = dupstring("");
|
|
pm->node.flags |= PM_UNSET;
|
|
}
|
|
return &pm->node;
|
|
}
|
|
|
|
/**/
|
|
static void
|
|
scanpmjobstates(UNUSED(HashTable ht), ScanFunc func, int flags)
|
|
{
|
|
struct param pm;
|
|
int job;
|
|
char buf[40];
|
|
|
|
memset((void *)&pm, 0, sizeof(struct param));
|
|
pm.node.flags = PM_SCALAR | PM_READONLY;
|
|
pm.gsu.s = &nullsetscalar_gsu;
|
|
|
|
for (job = 1; job <= maxjob; job++) {
|
|
if (jobtab[job].stat && jobtab[job].procs &&
|
|
!(jobtab[job].stat & STAT_NOPRINT)) {
|
|
if (func != scancountparams) {
|
|
sprintf(buf, "%d", job);
|
|
pm.node.nam = dupstring(buf);
|
|
if ((flags & (SCANPM_WANTVALS|SCANPM_MATCHVAL)) ||
|
|
!(flags & SCANPM_WANTKEYS))
|
|
pm.u.str = pmjobstate(job);
|
|
}
|
|
func(&pm.node, flags);
|
|
}
|
|
}
|
|
}
|
|
|
|
/* Functions for the jobdirs special parameter. */
|
|
|
|
/**/
|
|
static char *
|
|
pmjobdir(int job)
|
|
{
|
|
char *ret;
|
|
|
|
ret = dupstring(jobtab[job].pwd ? jobtab[job].pwd : pwd);
|
|
return ret;
|
|
}
|
|
|
|
/**/
|
|
static HashNode
|
|
getpmjobdir(UNUSED(HashTable ht), char *name)
|
|
{
|
|
Param pm = NULL;
|
|
int job;
|
|
|
|
pm = (Param) hcalloc(sizeof(struct param));
|
|
pm->node.nam = dupstring(name);
|
|
pm->node.flags = PM_SCALAR | PM_READONLY;
|
|
pm->gsu.s = &nullsetscalar_gsu;
|
|
|
|
if ((job = atoi(name)) >= 1 && job <= maxjob &&
|
|
jobtab[job].stat && jobtab[job].procs &&
|
|
!(jobtab[job].stat & STAT_NOPRINT))
|
|
pm->u.str = pmjobdir(job);
|
|
else {
|
|
pm->u.str = dupstring("");
|
|
pm->node.flags |= PM_UNSET;
|
|
}
|
|
return &pm->node;
|
|
}
|
|
|
|
/**/
|
|
static void
|
|
scanpmjobdirs(UNUSED(HashTable ht), ScanFunc func, int flags)
|
|
{
|
|
struct param pm;
|
|
int job;
|
|
char buf[40];
|
|
|
|
memset((void *)&pm, 0, sizeof(struct param));
|
|
pm.node.flags = PM_SCALAR | PM_READONLY;
|
|
pm.gsu.s = &nullsetscalar_gsu;
|
|
|
|
for (job = 1; job <= maxjob; job++) {
|
|
if (jobtab[job].stat && jobtab[job].procs &&
|
|
!(jobtab[job].stat & STAT_NOPRINT)) {
|
|
if (func != scancountparams) {
|
|
sprintf(buf, "%d", job);
|
|
pm.node.nam = dupstring(buf);
|
|
if ((flags & (SCANPM_WANTVALS|SCANPM_MATCHVAL)) ||
|
|
!(flags & SCANPM_WANTKEYS))
|
|
pm.u.str = pmjobdir(job);
|
|
}
|
|
func(&pm.node, flags);
|
|
}
|
|
}
|
|
}
|
|
|
|
/* Functions for the nameddirs special parameter. */
|
|
|
|
/**/
|
|
static void
|
|
setpmnameddir(Param pm, char *value)
|
|
{
|
|
if (!value)
|
|
zwarn("invalid value: ''");
|
|
else {
|
|
Nameddir nd = (Nameddir) zshcalloc(sizeof(*nd));
|
|
|
|
nd->node.flags = 0;
|
|
nd->dir = value;
|
|
nameddirtab->addnode(nameddirtab, ztrdup(pm->node.nam), nd);
|
|
}
|
|
}
|
|
|
|
/**/
|
|
static void
|
|
unsetpmnameddir(Param pm, UNUSED(int exp))
|
|
{
|
|
HashNode hd = nameddirtab->removenode(nameddirtab, pm->node.nam);
|
|
|
|
if (hd)
|
|
nameddirtab->freenode(hd);
|
|
}
|
|
|
|
/**/
|
|
static void
|
|
setpmnameddirs(UNUSED(Param pm), HashTable ht)
|
|
{
|
|
int i;
|
|
HashNode hn, next, hd;
|
|
|
|
if (!ht)
|
|
return;
|
|
|
|
for (i = 0; i < nameddirtab->hsize; i++)
|
|
for (hn = nameddirtab->nodes[i]; hn; hn = next) {
|
|
next = hn->next;
|
|
if (!(((Nameddir) hn)->node.flags & ND_USERNAME) &&
|
|
(hd = nameddirtab->removenode(nameddirtab, hn->nam)))
|
|
nameddirtab->freenode(hd);
|
|
}
|
|
|
|
for (i = 0; i < ht->hsize; i++)
|
|
for (hn = ht->nodes[i]; hn; hn = hn->next) {
|
|
struct value v;
|
|
char *val;
|
|
|
|
v.isarr = v.inv = v.start = 0;
|
|
v.end = -1;
|
|
v.arr = NULL;
|
|
v.pm = (Param) hn;
|
|
|
|
if (!(val = getstrvalue(&v)))
|
|
zwarn("invalid value: ''");
|
|
else {
|
|
Nameddir nd = (Nameddir) zshcalloc(sizeof(*nd));
|
|
|
|
nd->node.flags = 0;
|
|
nd->dir = ztrdup(val);
|
|
nameddirtab->addnode(nameddirtab, ztrdup(hn->nam), nd);
|
|
}
|
|
}
|
|
|
|
/* The INTERACTIVE stuff ensures that the dirs are not immediatly removed
|
|
* when the sub-pms are deleted. */
|
|
|
|
i = opts[INTERACTIVE];
|
|
opts[INTERACTIVE] = 0;
|
|
deleteparamtable(ht);
|
|
opts[INTERACTIVE] = i;
|
|
}
|
|
|
|
static const struct gsu_scalar pmnamedir_gsu =
|
|
{ strgetfn, setpmnameddir, unsetpmnameddir };
|
|
|
|
/**/
|
|
static HashNode
|
|
getpmnameddir(UNUSED(HashTable ht), char *name)
|
|
{
|
|
Param pm = NULL;
|
|
Nameddir nd;
|
|
|
|
pm = (Param) hcalloc(sizeof(struct param));
|
|
pm->node.nam = dupstring(name);
|
|
pm->node.flags = PM_SCALAR;
|
|
pm->gsu.s = &pmnamedir_gsu;
|
|
if ((nd = (Nameddir) nameddirtab->getnode(nameddirtab, name)) &&
|
|
!(nd->node.flags & ND_USERNAME))
|
|
pm->u.str = dupstring(nd->dir);
|
|
else {
|
|
pm->u.str = dupstring("");
|
|
pm->node.flags |= PM_UNSET;
|
|
}
|
|
return &pm->node;
|
|
}
|
|
|
|
/**/
|
|
static void
|
|
scanpmnameddirs(UNUSED(HashTable ht), ScanFunc func, int flags)
|
|
{
|
|
struct param pm;
|
|
int i;
|
|
HashNode hn;
|
|
Nameddir nd;
|
|
|
|
memset((void *)&pm, 0, sizeof(struct param));
|
|
pm.node.flags = PM_SCALAR;
|
|
pm.gsu.s = &pmnamedir_gsu;
|
|
|
|
for (i = 0; i < nameddirtab->hsize; i++)
|
|
for (hn = nameddirtab->nodes[i]; hn; hn = hn->next) {
|
|
if (!((nd = (Nameddir) hn)->node.flags & ND_USERNAME)) {
|
|
pm.node.nam = hn->nam;
|
|
if (func != scancountparams &&
|
|
((flags & (SCANPM_WANTVALS|SCANPM_MATCHVAL)) ||
|
|
!(flags & SCANPM_WANTKEYS)))
|
|
pm.u.str = dupstring(nd->dir);
|
|
func(&pm.node, flags);
|
|
}
|
|
}
|
|
}
|
|
|
|
/* Functions for the userdirs special parameter. */
|
|
|
|
/**/
|
|
static HashNode
|
|
getpmuserdir(UNUSED(HashTable ht), char *name)
|
|
{
|
|
Param pm = NULL;
|
|
Nameddir nd;
|
|
|
|
nameddirtab->filltable(nameddirtab);
|
|
|
|
pm = (Param) hcalloc(sizeof(struct param));
|
|
pm->node.nam = dupstring(name);
|
|
pm->node.flags = PM_SCALAR | PM_READONLY;
|
|
pm->gsu.s = &nullsetscalar_gsu;
|
|
if ((nd = (Nameddir) nameddirtab->getnode(nameddirtab, name)) &&
|
|
(nd->node.flags & ND_USERNAME))
|
|
pm->u.str = dupstring(nd->dir);
|
|
else {
|
|
pm->u.str = dupstring("");
|
|
pm->node.flags |= PM_UNSET;
|
|
}
|
|
return &pm->node;
|
|
}
|
|
|
|
/**/
|
|
static void
|
|
scanpmuserdirs(UNUSED(HashTable ht), ScanFunc func, int flags)
|
|
{
|
|
struct param pm;
|
|
int i;
|
|
HashNode hn;
|
|
Nameddir nd;
|
|
|
|
nameddirtab->filltable(nameddirtab);
|
|
|
|
memset((void *)&pm, 0, sizeof(struct param));
|
|
pm.node.flags = PM_SCALAR | PM_READONLY;
|
|
pm.gsu.s = &nullsetscalar_gsu;
|
|
|
|
for (i = 0; i < nameddirtab->hsize; i++)
|
|
for (hn = nameddirtab->nodes[i]; hn; hn = hn->next) {
|
|
if ((nd = (Nameddir) hn)->node.flags & ND_USERNAME) {
|
|
pm.node.nam = hn->nam;
|
|
if (func != scancountparams &&
|
|
((flags & (SCANPM_WANTVALS|SCANPM_MATCHVAL)) ||
|
|
!(flags & SCANPM_WANTKEYS)))
|
|
pm.u.str = dupstring(nd->dir);
|
|
func(&pm.node, flags);
|
|
}
|
|
}
|
|
}
|
|
|
|
/* Functions for the raliases, galiases and saliases special parameters. */
|
|
|
|
/**/
|
|
static void
|
|
setalias(HashTable ht, Param pm, char *value, int flags)
|
|
{
|
|
ht->addnode(ht, ztrdup(pm->node.nam),
|
|
createaliasnode(value, flags));
|
|
}
|
|
|
|
/**/
|
|
static void
|
|
setpmralias(Param pm, char *value)
|
|
{
|
|
setalias(aliastab, pm, value, 0);
|
|
}
|
|
|
|
/**/
|
|
static void
|
|
setpmdisralias(Param pm, char *value)
|
|
{
|
|
setalias(aliastab, pm, value, DISABLED);
|
|
}
|
|
|
|
/**/
|
|
static void
|
|
setpmgalias(Param pm, char *value)
|
|
{
|
|
setalias(aliastab, pm, value, ALIAS_GLOBAL);
|
|
}
|
|
|
|
/**/
|
|
static void
|
|
setpmdisgalias(Param pm, char *value)
|
|
{
|
|
setalias(aliastab, pm, value, ALIAS_GLOBAL|DISABLED);
|
|
}
|
|
|
|
/**/
|
|
static void
|
|
setpmsalias(Param pm, char *value)
|
|
{
|
|
setalias(sufaliastab, pm, value, ALIAS_SUFFIX);
|
|
}
|
|
|
|
/**/
|
|
static void
|
|
setpmdissalias(Param pm, char *value)
|
|
{
|
|
setalias(sufaliastab, pm, value, ALIAS_SUFFIX|DISABLED);
|
|
}
|
|
|
|
/**/
|
|
static void
|
|
unsetpmalias(Param pm, UNUSED(int exp))
|
|
{
|
|
HashNode hd = aliastab->removenode(aliastab, pm->node.nam);
|
|
|
|
if (hd)
|
|
aliastab->freenode(hd);
|
|
}
|
|
|
|
/**/
|
|
static void
|
|
unsetpmsalias(Param pm, UNUSED(int exp))
|
|
{
|
|
HashNode hd = sufaliastab->removenode(sufaliastab, pm->node.nam);
|
|
|
|
if (hd)
|
|
sufaliastab->freenode(hd);
|
|
}
|
|
|
|
/**/
|
|
static void
|
|
setaliases(HashTable alht, UNUSED(Param pm), HashTable ht, int flags)
|
|
{
|
|
int i;
|
|
HashNode hn, next, hd;
|
|
|
|
if (!ht)
|
|
return;
|
|
|
|
for (i = 0; i < alht->hsize; i++)
|
|
for (hn = alht->nodes[i]; hn; hn = next) {
|
|
next = hn->next;
|
|
/*
|
|
* The following respects the DISABLED flag, e.g.
|
|
* we get a different behaviour for raliases and dis_raliases.
|
|
* The predecessor to this code didn't do that; presumably
|
|
* that was a bug.
|
|
*/
|
|
if (flags == ((Alias)hn)->node.flags &&
|
|
(hd = alht->removenode(alht, hn->nam)))
|
|
alht->freenode(hd);
|
|
}
|
|
|
|
for (i = 0; i < ht->hsize; i++)
|
|
for (hn = ht->nodes[i]; hn; hn = hn->next) {
|
|
struct value v;
|
|
char *val;
|
|
|
|
v.isarr = v.inv = v.start = 0;
|
|
v.end = -1;
|
|
v.arr = NULL;
|
|
v.pm = (Param) hn;
|
|
|
|
if ((val = getstrvalue(&v)))
|
|
alht->addnode(alht, ztrdup(hn->nam),
|
|
createaliasnode(ztrdup(val), flags));
|
|
}
|
|
deleteparamtable(ht);
|
|
}
|
|
|
|
/**/
|
|
static void
|
|
setpmraliases(Param pm, HashTable ht)
|
|
{
|
|
setaliases(aliastab, pm, ht, 0);
|
|
}
|
|
|
|
/**/
|
|
static void
|
|
setpmdisraliases(Param pm, HashTable ht)
|
|
{
|
|
setaliases(aliastab, pm, ht, DISABLED);
|
|
}
|
|
|
|
/**/
|
|
static void
|
|
setpmgaliases(Param pm, HashTable ht)
|
|
{
|
|
setaliases(aliastab, pm, ht, ALIAS_GLOBAL);
|
|
}
|
|
|
|
/**/
|
|
static void
|
|
setpmdisgaliases(Param pm, HashTable ht)
|
|
{
|
|
setaliases(aliastab, pm, ht, ALIAS_GLOBAL|DISABLED);
|
|
}
|
|
|
|
/**/
|
|
static void
|
|
setpmsaliases(Param pm, HashTable ht)
|
|
{
|
|
setaliases(sufaliastab, pm, ht, ALIAS_SUFFIX);
|
|
}
|
|
|
|
/**/
|
|
static void
|
|
setpmdissaliases(Param pm, HashTable ht)
|
|
{
|
|
setaliases(sufaliastab, pm, ht, ALIAS_SUFFIX|DISABLED);
|
|
}
|
|
|
|
static const struct gsu_scalar pmralias_gsu =
|
|
{ strgetfn, setpmralias, unsetpmalias };
|
|
static const struct gsu_scalar pmgalias_gsu =
|
|
{ strgetfn, setpmgalias, unsetpmalias };
|
|
static const struct gsu_scalar pmsalias_gsu =
|
|
{ strgetfn, setpmsalias, unsetpmsalias };
|
|
static const struct gsu_scalar pmdisralias_gsu =
|
|
{ strgetfn, setpmdisralias, unsetpmalias };
|
|
static const struct gsu_scalar pmdisgalias_gsu =
|
|
{ strgetfn, setpmdisgalias, unsetpmalias };
|
|
static const struct gsu_scalar pmdissalias_gsu =
|
|
{ strgetfn, setpmdissalias, unsetpmsalias };
|
|
|
|
/**/
|
|
static void
|
|
assignaliasdefs(Param pm, int flags)
|
|
{
|
|
pm->node.flags = PM_SCALAR;
|
|
|
|
/* we really need to squirrel the flags away somewhere... */
|
|
switch (flags) {
|
|
case 0:
|
|
pm->gsu.s = &pmralias_gsu;
|
|
break;
|
|
|
|
case ALIAS_GLOBAL:
|
|
pm->gsu.s = &pmgalias_gsu;
|
|
break;
|
|
|
|
case ALIAS_SUFFIX:
|
|
pm->gsu.s = &pmsalias_gsu;
|
|
break;
|
|
|
|
case DISABLED:
|
|
pm->gsu.s = &pmdisralias_gsu;
|
|
break;
|
|
|
|
case ALIAS_GLOBAL|DISABLED:
|
|
pm->gsu.s = &pmdisgalias_gsu;
|
|
break;
|
|
|
|
case ALIAS_SUFFIX|DISABLED:
|
|
pm->gsu.s = &pmdissalias_gsu;
|
|
break;
|
|
}
|
|
}
|
|
|
|
/**/
|
|
static HashNode
|
|
getalias(HashTable alht, UNUSED(HashTable ht), char *name, int flags)
|
|
{
|
|
Param pm = NULL;
|
|
Alias al;
|
|
|
|
pm = (Param) hcalloc(sizeof(struct param));
|
|
pm->node.nam = dupstring(name);
|
|
|
|
assignaliasdefs(pm, flags);
|
|
|
|
if ((al = (Alias) alht->getnode2(alht, name)) &&
|
|
flags == al->node.flags)
|
|
pm->u.str = dupstring(al->text);
|
|
else {
|
|
pm->u.str = dupstring("");
|
|
pm->node.flags |= PM_UNSET;
|
|
}
|
|
return &pm->node;
|
|
}
|
|
|
|
/**/
|
|
static HashNode
|
|
getpmralias(HashTable ht, char *name)
|
|
{
|
|
return getalias(aliastab, ht, name, 0);
|
|
}
|
|
|
|
/**/
|
|
static HashNode
|
|
getpmdisralias(HashTable ht, char *name)
|
|
{
|
|
return getalias(aliastab, ht, name, DISABLED);
|
|
}
|
|
|
|
/**/
|
|
static HashNode
|
|
getpmgalias(HashTable ht, char *name)
|
|
{
|
|
return getalias(aliastab, ht, name, ALIAS_GLOBAL);
|
|
}
|
|
|
|
/**/
|
|
static HashNode
|
|
getpmdisgalias(HashTable ht, char *name)
|
|
{
|
|
return getalias(aliastab, ht, name, ALIAS_GLOBAL|DISABLED);
|
|
}
|
|
|
|
/**/
|
|
static HashNode
|
|
getpmsalias(HashTable ht, char *name)
|
|
{
|
|
return getalias(sufaliastab, ht, name, ALIAS_SUFFIX);
|
|
}
|
|
|
|
/**/
|
|
static HashNode
|
|
getpmdissalias(HashTable ht, char *name)
|
|
{
|
|
return getalias(sufaliastab, ht, name, ALIAS_SUFFIX|DISABLED);
|
|
}
|
|
|
|
/**/
|
|
static void
|
|
scanaliases(HashTable alht, UNUSED(HashTable ht), ScanFunc func,
|
|
int pmflags, int alflags)
|
|
{
|
|
struct param pm;
|
|
int i;
|
|
Alias al;
|
|
|
|
memset((void *)&pm, 0, sizeof(struct param));
|
|
assignaliasdefs(&pm, alflags);
|
|
|
|
for (i = 0; i < alht->hsize; i++)
|
|
for (al = (Alias) alht->nodes[i]; al; al = (Alias) al->node.next) {
|
|
if (alflags == al->node.flags) {
|
|
pm.node.nam = al->node.nam;
|
|
if (func != scancountparams &&
|
|
((pmflags & (SCANPM_WANTVALS|SCANPM_MATCHVAL)) ||
|
|
!(pmflags & SCANPM_WANTKEYS)))
|
|
pm.u.str = dupstring(al->node.nam);
|
|
func(&pm.node, pmflags);
|
|
}
|
|
}
|
|
}
|
|
|
|
/**/
|
|
static void
|
|
scanpmraliases(HashTable ht, ScanFunc func, int flags)
|
|
{
|
|
scanaliases(aliastab, ht, func, flags, 0);
|
|
}
|
|
|
|
/**/
|
|
static void
|
|
scanpmdisraliases(HashTable ht, ScanFunc func, int flags)
|
|
{
|
|
scanaliases(aliastab, ht, func, flags, DISABLED);
|
|
}
|
|
|
|
/**/
|
|
static void
|
|
scanpmgaliases(HashTable ht, ScanFunc func, int flags)
|
|
{
|
|
scanaliases(aliastab, ht, func, flags, ALIAS_GLOBAL);
|
|
}
|
|
|
|
/**/
|
|
static void
|
|
scanpmdisgaliases(HashTable ht, ScanFunc func, int flags)
|
|
{
|
|
scanaliases(aliastab, ht, func, flags, ALIAS_GLOBAL|DISABLED);
|
|
}
|
|
|
|
/**/
|
|
static void
|
|
scanpmsaliases(HashTable ht, ScanFunc func, int flags)
|
|
{
|
|
scanaliases(sufaliastab, ht, func, flags, ALIAS_SUFFIX);
|
|
}
|
|
|
|
/**/
|
|
static void
|
|
scanpmdissaliases(HashTable ht, ScanFunc func, int flags)
|
|
{
|
|
scanaliases(sufaliastab, ht, func, flags, ALIAS_SUFFIX|DISABLED);
|
|
}
|
|
|
|
/* Table for defined parameters. */
|
|
|
|
struct pardef {
|
|
char *name;
|
|
int flags;
|
|
GetNodeFunc getnfn;
|
|
ScanTabFunc scantfn;
|
|
GsuHash hash_gsu;
|
|
GsuArray array_gsu;
|
|
Param pm;
|
|
};
|
|
|
|
/*
|
|
* This is a duplicate of nullsethash_gsu. On some systems
|
|
* (such as Cygwin) we can't put a pointer to an imported variable
|
|
* in a compile-time initialiser, so we use this instead.
|
|
*/
|
|
static const struct gsu_hash pmnullsethash_gsu =
|
|
{ hashgetfn, nullsethashfn, nullunsetfn };
|
|
static const struct gsu_hash pmcommands_gsu =
|
|
{ hashgetfn, setpmcommands, stdunsetfn };
|
|
static const struct gsu_hash pmfunctions_gsu =
|
|
{ hashgetfn, setpmfunctions, stdunsetfn };
|
|
static const struct gsu_hash pmdisfunctions_gsu =
|
|
{ hashgetfn, setpmdisfunctions, stdunsetfn };
|
|
static const struct gsu_hash pmoptions_gsu =
|
|
{ hashgetfn, setpmoptions, stdunsetfn };
|
|
static const struct gsu_hash pmnameddirs_gsu =
|
|
{ hashgetfn, setpmnameddirs, stdunsetfn };
|
|
static const struct gsu_hash pmraliases_gsu =
|
|
{ hashgetfn, setpmraliases, stdunsetfn };
|
|
static const struct gsu_hash pmgaliases_gsu =
|
|
{ hashgetfn, setpmgaliases, stdunsetfn };
|
|
static const struct gsu_hash pmsaliases_gsu =
|
|
{ hashgetfn, setpmsaliases, stdunsetfn };
|
|
static const struct gsu_hash pmdisraliases_gsu =
|
|
{ hashgetfn, setpmdisraliases, stdunsetfn };
|
|
static const struct gsu_hash pmdisgaliases_gsu =
|
|
{ hashgetfn, setpmdisgaliases, stdunsetfn };
|
|
static const struct gsu_hash pmdissaliases_gsu =
|
|
{ hashgetfn, setpmdissaliases, stdunsetfn };
|
|
|
|
static const struct gsu_array funcstack_gsu =
|
|
{ funcstackgetfn, arrsetfn, stdunsetfn };
|
|
static const struct gsu_array functrace_gsu =
|
|
{ functracegetfn, arrsetfn, stdunsetfn };
|
|
static const struct gsu_array reswords_gsu =
|
|
{ reswordsgetfn, arrsetfn, stdunsetfn };
|
|
static const struct gsu_array disreswords_gsu =
|
|
{ disreswordsgetfn, arrsetfn, stdunsetfn };
|
|
static const struct gsu_array dirs_gsu =
|
|
{ dirsgetfn, dirssetfn, stdunsetfn };
|
|
static const struct gsu_array historywords_gsu =
|
|
{ histwgetfn, arrsetfn, stdunsetfn };
|
|
|
|
static struct pardef partab[] = {
|
|
{ "parameters", PM_READONLY,
|
|
getpmparameter, scanpmparameters, &pmnullsethash_gsu,
|
|
NULL, NULL },
|
|
{ "commands", 0,
|
|
getpmcommand, scanpmcommands, &pmcommands_gsu,
|
|
NULL, NULL },
|
|
{ "functions", 0,
|
|
getpmfunction, scanpmfunctions, &pmfunctions_gsu,
|
|
NULL, NULL },
|
|
{ "dis_functions", 0,
|
|
getpmdisfunction, scanpmdisfunctions, &pmdisfunctions_gsu,
|
|
NULL, NULL },
|
|
{ "funcstack", PM_ARRAY|PM_SPECIAL|PM_READONLY,
|
|
NULL, NULL, NULL,
|
|
&funcstack_gsu, NULL },
|
|
{ "functrace", PM_ARRAY|PM_SPECIAL|PM_READONLY,
|
|
NULL, NULL, NULL,
|
|
&functrace_gsu, NULL },
|
|
{ "builtins", PM_READONLY,
|
|
getpmbuiltin, scanpmbuiltins, NULL,
|
|
NULL, NULL },
|
|
{ "dis_builtins", PM_READONLY,
|
|
getpmdisbuiltin, scanpmdisbuiltins, NULL,
|
|
NULL, NULL },
|
|
{ "reswords", PM_ARRAY|PM_SPECIAL|PM_READONLY,
|
|
NULL, NULL, NULL,
|
|
&reswords_gsu, NULL },
|
|
{ "dis_reswords", PM_ARRAY|PM_SPECIAL|PM_READONLY,
|
|
NULL, NULL, NULL,
|
|
&disreswords_gsu, NULL },
|
|
{ "options", 0,
|
|
getpmoption, scanpmoptions, &pmoptions_gsu,
|
|
NULL, NULL },
|
|
{ "modules", PM_READONLY,
|
|
getpmmodule, scanpmmodules, NULL,
|
|
NULL, NULL },
|
|
{ "dirstack", PM_ARRAY|PM_SPECIAL|PM_REMOVABLE,
|
|
NULL, NULL, NULL,
|
|
&dirs_gsu, NULL },
|
|
{ "history", PM_READONLY,
|
|
getpmhistory, scanpmhistory, NULL,
|
|
NULL, NULL, },
|
|
{ "historywords", PM_ARRAY|PM_SPECIAL|PM_READONLY,
|
|
NULL, NULL, NULL,
|
|
&historywords_gsu, NULL },
|
|
{ "jobtexts", PM_READONLY,
|
|
getpmjobtext, scanpmjobtexts, NULL,
|
|
NULL, NULL },
|
|
{ "jobstates", PM_READONLY,
|
|
getpmjobstate, scanpmjobstates, NULL,
|
|
NULL, NULL },
|
|
{ "jobdirs", PM_READONLY,
|
|
getpmjobdir, scanpmjobdirs, NULL,
|
|
NULL, NULL },
|
|
{ "nameddirs", 0,
|
|
getpmnameddir, scanpmnameddirs, &pmnameddirs_gsu,
|
|
NULL, NULL },
|
|
{ "userdirs", PM_READONLY,
|
|
getpmuserdir, scanpmuserdirs, NULL,
|
|
NULL, NULL },
|
|
{ "aliases", 0,
|
|
getpmralias, scanpmraliases, &pmraliases_gsu,
|
|
NULL, NULL },
|
|
{ "galiases", 0,
|
|
getpmgalias, scanpmgaliases, &pmgaliases_gsu,
|
|
NULL, NULL },
|
|
{ "saliases", 0,
|
|
getpmsalias, scanpmsaliases, &pmsaliases_gsu,
|
|
NULL, NULL },
|
|
{ "dis_aliases", 0,
|
|
getpmdisralias, scanpmdisraliases, &pmdisraliases_gsu,
|
|
NULL, NULL },
|
|
{ "dis_galiases", 0,
|
|
getpmdisgalias, scanpmdisgaliases, &pmdisgaliases_gsu,
|
|
NULL, NULL },
|
|
{ "dis_saliases", 0,
|
|
getpmdissalias, scanpmdissaliases, &pmdissaliases_gsu,
|
|
NULL, NULL },
|
|
{ NULL, 0, NULL, NULL, NULL, NULL, NULL }
|
|
};
|
|
|
|
/**/
|
|
int
|
|
setup_(UNUSED(Module m))
|
|
{
|
|
incleanup = 0;
|
|
|
|
return 0;
|
|
}
|
|
|
|
/**/
|
|
int
|
|
boot_(UNUSED(Module m))
|
|
{
|
|
/* Create the special associative arrays.
|
|
* As an example for autoloaded parameters, this is probably a bad
|
|
* example, because the zsh core doesn't support creation of
|
|
* special hashes, yet. */
|
|
|
|
struct pardef *def;
|
|
|
|
for (def = partab; def->name; def++) {
|
|
unsetparam(def->name);
|
|
|
|
if (def->getnfn) {
|
|
if (!(def->pm = createspecialhash(def->name, def->getnfn,
|
|
def->scantfn)))
|
|
return 1;
|
|
def->pm->node.flags |= def->flags;
|
|
if (def->hash_gsu)
|
|
def->pm->gsu.h = def->hash_gsu;
|
|
} else {
|
|
if (!(def->pm = createparam(def->name, def->flags | PM_HIDE|
|
|
PM_HIDEVAL | PM_REMOVABLE)))
|
|
return 1;
|
|
def->pm->gsu.a = def->array_gsu;
|
|
}
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
/**/
|
|
int
|
|
cleanup_(UNUSED(Module m))
|
|
{
|
|
Param pm;
|
|
struct pardef *def;
|
|
|
|
incleanup = 1;
|
|
|
|
for (def = partab; def->name; def++) {
|
|
if ((pm = (Param) paramtab->getnode(paramtab, def->name)) &&
|
|
pm == def->pm) {
|
|
pm->node.flags &= ~PM_READONLY;
|
|
unsetparam_pm(pm, 0, 1);
|
|
}
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
/**/
|
|
int
|
|
finish_(UNUSED(Module m))
|
|
{
|
|
return 0;
|
|
}
|