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Diffstat (limited to 'shell')
-rw-r--r--shell/ash.c100
1 files changed, 41 insertions, 59 deletions
diff --git a/shell/ash.c b/shell/ash.c
index 64761b9aa..09975198d 100644
--- a/shell/ash.c
+++ b/shell/ash.c
@@ -308,7 +308,6 @@ static int stacknleft = MINSIZE;
#define STADJUST(amount, p) (p += (amount), sstrnleft -= (amount))
#define grabstackstr(p) stalloc(stackblocksize() - sstrnleft)
-#define ckfree(p) free((pointer)(p))
#ifdef DEBUG
@@ -1305,7 +1304,7 @@ setalias(char *name, char *val)
INTOFF;
if (ap) {
if (!(ap->flag & ALIASINUSE)) {
- ckfree(ap->val);
+ free(ap->val);
}
ap->val = xstrdup(val);
ap->flag &= ~ALIASDEAD;
@@ -1446,9 +1445,9 @@ freealias(struct alias *ap)
}
next = ap->next;
- ckfree(ap->name);
- ckfree(ap->val);
- ckfree(ap);
+ free(ap->name);
+ free(ap->val);
+ free(ap);
return next;
}
@@ -2172,18 +2171,6 @@ copyfunc(union node *n)
}
/*
- * Free a parse tree.
- */
-
-static void
-freefunc(union node *n)
-{
- if (n)
- ckfree(n);
-}
-
-
-/*
* Add a new command entry, replacing any existing command entry for
* the same name.
*/
@@ -2196,7 +2183,7 @@ addcmdentry(char *name, struct cmdentry *entry)
INTOFF;
cmdp = cmdlookup(name, 1);
if (cmdp->cmdtype == CMDFUNCTION) {
- freefunc(cmdp->param.func);
+ free(cmdp->param.func);
}
cmdp->cmdtype = entry->cmdtype;
cmdp->param = entry->u;
@@ -3130,7 +3117,7 @@ clear_traps(void)
for (tp = trap ; tp < &trap[NSIG] ; tp++) {
if (*tp && **tp) { /* trap not NULL or SIG_IGN */
INTOFF;
- ckfree(*tp);
+ free(*tp);
*tp = NULL;
if (tp != &trap[0])
setsignal(tp - trap);
@@ -3250,12 +3237,11 @@ popfile(void)
INTOFF;
if (pf->fd >= 0)
close(pf->fd);
- if (pf->buf)
- ckfree(pf->buf);
+ free(pf->buf);
while (pf->strpush)
popstring();
parsefile = pf->prev;
- ckfree(pf);
+ free(pf);
parsenleft = parsefile->nleft;
parselleft = parsefile->lleft;
parsenextc = parsefile->nextc;
@@ -3543,7 +3529,7 @@ printentry(struct tblentry *cmdp, int verbose)
out1str("a function\n");
name = commandtext(cmdp->param.func);
printf("%s() {\n %s\n}", cmdp->cmdname, name);
- ckfree(name);
+ free(name);
INTON;
}
#ifdef DEBUG
@@ -3867,7 +3853,7 @@ clearcmdentry(int firstchange)
|| (cmdp->cmdtype == CMDBUILTIN &&
builtinloc >= firstchange)) {
*pp = cmdp->next;
- ckfree(cmdp);
+ free(cmdp);
} else {
pp = &cmdp->next;
}
@@ -3894,8 +3880,8 @@ deletefuncs(void)
while ((cmdp = *pp) != NULL) {
if (cmdp->cmdtype == CMDFUNCTION) {
*pp = cmdp->next;
- freefunc(cmdp->param.func);
- ckfree(cmdp);
+ free(cmdp->param.func);
+ free(cmdp);
} else {
pp = &cmdp->next;
}
@@ -3961,7 +3947,7 @@ delete_cmd_entry()
INTOFF;
cmdp = *lastcmdentry;
*lastcmdentry = cmdp->next;
- ckfree(cmdp);
+ free(cmdp);
INTON;
}
@@ -4010,7 +3996,7 @@ unsetfunc(char *name)
struct tblentry *cmdp;
if ((cmdp = cmdlookup(name, 0)) != NULL && cmdp->cmdtype == CMDFUNCTION) {
- freefunc(cmdp->param.func);
+ free(cmdp->param.func);
delete_cmd_entry();
}
}
@@ -4526,7 +4512,7 @@ removerecordregions(int endoff)
struct ifsregion *ifsp;
INTOFF;
ifsp = ifsfirst.next->next;
- ckfree(ifsfirst.next);
+ free(ifsfirst.next);
ifsfirst.next = ifsp;
INTON;
}
@@ -4546,7 +4532,7 @@ removerecordregions(int endoff)
struct ifsregion *ifsp;
INTOFF;
ifsp = ifslastp->next->next;
- ckfree(ifslastp->next);
+ free(ifslastp->next);
ifslastp->next = ifsp;
INTON;
}
@@ -4709,8 +4695,7 @@ err1:
err2:
if (in.fd >= 0)
close(in.fd);
- if (in.buf)
- ckfree(in.buf);
+ free(in.buf);
if (in.jp)
exitstatus = waitforjob(in.jp);
handler = savehandler;
@@ -5091,7 +5076,7 @@ ifsfree(void)
struct ifsregion *ifsp;
INTOFF;
ifsp = ifsfirst.next->next;
- ckfree(ifsfirst.next);
+ free(ifsfirst.next);
ifsfirst.next = ifsp;
INTON;
}
@@ -5203,7 +5188,7 @@ expandmeta(struct strlist *str, int flag)
}
expmeta(expdir, str->text);
- ckfree(expdir);
+ free(expdir);
expdir = NULL;
INTON;
if (exparg.lastp == savelastp) {
@@ -5896,7 +5881,7 @@ popstring(void)
}
}
if (sp->string != sp->ap->val) {
- ckfree(sp->string);
+ free(sp->string);
}
sp->ap->flag &= ~ALIASINUSE;
@@ -5910,7 +5895,7 @@ popstring(void)
/*dprintf("*** calling popstring: restoring to '%s'\n", parsenextc);*/
parsefile->strpush = sp->prev;
if (sp != &(parsefile->basestrpush))
- ckfree(sp);
+ free(sp);
INTON;
}
@@ -6411,10 +6396,10 @@ freejob(struct job *jp)
INTOFF;
for (i = jp->nprocs, ps = jp->ps ; --i >= 0 ; ps++) {
if (ps->cmd != nullstr)
- ckfree(ps->cmd);
+ free(ps->cmd);
}
if (jp->ps != &jp->ps0)
- ckfree(jp->ps);
+ free(jp->ps);
jp->used = 0;
#ifdef CONFIG_ASH_JOB_CONTROL
if (curjob == jp - jobtab + 1)
@@ -6555,7 +6540,7 @@ makejob(const union node *node, int nprocs)
for (i = 0; i < njobs; i++)
if (jp[i].ps == &jobtab[i].ps0)
jp[i].ps = &jp[i].ps0;
- ckfree(jobtab);
+ free(jobtab);
jobtab = jp;
}
jp = jobtab + njobs;
@@ -7368,7 +7353,6 @@ commandtext(const union node *n)
static void waitonint(int sig) {
intreceived = 1;
- return;
}
#ifdef CONFIG_ASH_MAIL
@@ -7840,7 +7824,7 @@ popstackmark(struct stackmark *mark)
while (stackp != mark->stackp) {
sp = stackp;
stackp = sp->prev;
- ckfree(sp);
+ free(sp);
}
stacknxt = mark->stacknxt;
stacknleft = mark->stacknleft;
@@ -9025,8 +9009,8 @@ freeparam(volatile struct shparam *param)
if (param->malloc) {
for (ap = param->p ; *ap ; ap++)
- ckfree(*ap);
- ckfree(param->p);
+ free(*ap);
+ free(param->p);
}
}
@@ -9051,7 +9035,7 @@ shiftcmd(int argc, char **argv)
shellparam.nparam -= n;
for (ap1 = shellparam.p ; --n >= 0 ; ap1++) {
if (shellparam.malloc)
- ckfree(*ap1);
+ free(*ap1);
}
ap2 = shellparam.p;
while ((*ap2++ = *ap1++) != NULL);
@@ -10673,8 +10657,7 @@ parsebackq: {
savepbq = parsebackquote;
if (setjmp(jmploc.loc)) {
- if (str)
- ckfree(str);
+ free(str);
parsebackquote = 0;
handler = savehandler;
longjmp(handler->loc, 1);
@@ -10794,7 +10777,7 @@ done:
memcpy(out, str, savelen);
STADJUST(savelen, out);
INTOFF;
- ckfree(str);
+ free(str);
str = NULL;
INTON;
}
@@ -11237,7 +11220,7 @@ popredir(void)
}
}
redirlist = rp->next;
- ckfree(rp);
+ free(rp);
INTON;
}
@@ -11683,8 +11666,7 @@ trapcmd(int argc, char **argv)
else
action = xstrdup(action);
}
- if (trap[signo])
- ckfree(trap[signo]);
+ free(trap[signo]);
trap[signo] = action;
if (signo != 0)
setsignal(signo);
@@ -11995,7 +11977,7 @@ setvareq(char *s, int flags)
(*vp->func)(strchr(s, '=') + 1);
if ((vp->flags & (VTEXTFIXED|VSTACK)) == 0)
- ckfree(vp->text);
+ free(vp->text);
vp->flags &= ~(VTEXTFIXED|VSTACK|VUNSET);
vp->flags |= flags;
@@ -12122,9 +12104,9 @@ shprocvar(void) {
if ((vp->flags & VEXPORT) == 0) {
*prev = vp->next;
if ((vp->flags & VTEXTFIXED) == 0)
- ckfree(vp->text);
+ free(vp->text);
if ((vp->flags & VSTRFIXED) == 0)
- ckfree(vp);
+ free(vp);
} else {
if (vp->flags & VSTACK) {
vp->text = xstrdup(vp->text);
@@ -12270,16 +12252,16 @@ poplocalvars() {
vp = lvp->vp;
if (vp == NULL) { /* $- saved */
memcpy(optet_vals, lvp->text, sizeof optet_vals);
- ckfree(lvp->text);
+ free(lvp->text);
} else if ((lvp->flags & (VUNSET|VSTRFIXED)) == VUNSET) {
(void)unsetvar(vp->text);
} else {
if ((vp->flags & VTEXTFIXED) == 0)
- ckfree(vp->text);
+ free(vp->text);
vp->flags = lvp->flags;
vp->text = lvp->text;
}
- ckfree(lvp);
+ free(lvp);
}
}
@@ -12353,9 +12335,9 @@ unsetvar(const char *s)
vp->flags |= VUNSET;
if ((vp->flags & VSTRFIXED) == 0) {
if ((vp->flags & VTEXTFIXED) == 0)
- ckfree(vp->text);
+ free(vp->text);
*vpp = vp->next;
- ckfree(vp);
+ free(vp);
}
INTON;
return (0);
@@ -12440,7 +12422,7 @@ findvar(struct var **vpp, const char *name)
/*
* Copyright (c) 1999 Herbert Xu <herbert@debian.org>
* This file contains code for the times builtin.
- * $Id: ash.c,v 1.55 2002/07/11 11:11:51 andersen Exp $
+ * $Id: ash.c,v 1.56 2002/08/02 06:39:47 aaronl Exp $
*/
static int timescmd (int argc, char **argv)
{