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Fix two bugs in null suffix handling. Both occured only after the suffix

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list was cleared.
Rules with null suffixes would not be rebuilt when the suffixes were
added again.
Adding null suffix rules would fail when a rule for the same source was
declared before the suffix list was cleared.

PR:		23328, 24102
Reviewed by:	will
Approved by:	rwatson
This commit is contained in:
Thomas Moestl 2001-03-08 00:55:08 +00:00
parent 73e89fa2d4
commit a333d4f752
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=73970
1 changed files with 19 additions and 6 deletions
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25
usr.bin/make/suff.c
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@ -460,8 +460,16 @@ Suff_ClearSuffixes ()
{
Lst_Concat (suffClean, sufflist, LST_CONCLINK);
sufflist = Lst_Init(FALSE);
sNum = 0;
sNum = 1;
suffNull = emptySuff;
/*
* Clear suffNull's children list (the other suffixes are built new, but
* suffNull is used as is).
* NOFREE is used because all suffixes are are on the suffClean list.
* suffNull should not have parents.
*/
Lst_Destroy(suffNull->children, NOFREE);
suffNull->children = Lst_Init(FALSE);
}
/*-
@ -714,20 +722,25 @@ SuffRebuildGraph(transformp, sp)
Suff *s = (Suff *) sp;
char *cp;
LstNode ln;
Suff *s2;
Suff *s2 = NULL;
/*
* First see if it is a transformation from this suffix.
*/
cp = SuffStrIsPrefix(s->name, transform->name);
if (cp != (char *)NULL) {
ln = Lst_Find(sufflist, (void *)cp, SuffSuffHasNameP);
if (ln != NULL) {
if (cp[0] == '\0') /* null rule */
s2 = suffNull;
else {
ln = Lst_Find(sufflist, (void *)cp, SuffSuffHasNameP);
if (ln != NULL)
s2 = (Suff *)Lst_Datum(ln);
}
if (s2 != NULL) {
/*
* Found target. Link in and return, since it can't be anything
* else.
*/
s2 = (Suff *)Lst_Datum(ln);
SuffInsert(s2->children, s);
SuffInsert(s->parents, s2);
return(0);
@ -2359,7 +2372,7 @@ static int SuffPrintName(s, dummy)
void * s;
void * dummy;
{
printf ("%s ", ((Suff *) s)->name);
printf ("`%s' ", ((Suff *) s)->name);
return (dummy ? 0 : 0);
}