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* src/bdd.h: Declare bdd_copypair().

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* src/pairs.c (bdd_copypair, bdd_pairalloc): New functions.
(bdd_newpair): Use bdd_pairalloc.
This commit is contained in:
Alexandre Duret-Lutz 2003-05-19 15:58:44 +00:00
parent 38f7ae9a46
commit ed8ae1ed55
3 changed files with 106 additions and 60 deletions
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7
buddy/ChangeLog
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@ -1,3 +1,9 @@
2003-05-19 Alexandre Duret-Lutz <aduret@src.lip6.fr>
* src/bdd.h: Declare bdd_copypair().
* src/pairs.c (bdd_copypair, bdd_pairalloc): New functions.
(bdd_newpair): Use bdd_pairalloc.
2003-05-12 Alexandre Duret-Lutz <aduret@src.lip6.fr>
* src/kernel.c (bdd_default_errhandler): Call abort(), not exit(1).
@ -44,4 +50,3 @@
* src/kernel.h (DEFAULT_CLOCK): Default to 60 if not already
defined.
* README: Update build instruction, and file listing.

3
buddy/src/bdd.h
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@ -28,7 +28,7 @@
========================================================================*/
/*************************************************************************
$Header: /Volumes/CVS/repository/spot/spot/buddy/src/bdd.h,v 1.2 2003/05/05 13:45:04 aduret Exp $
$Header: /Volumes/CVS/repository/spot/spot/buddy/src/bdd.h,v 1.3 2003/05/19 15:58:44 aduret Exp $
FILE: bdd.h
DESCR: C,C++ User interface for the BDD package
AUTH: Jorn Lind
@ -263,6 +263,7 @@ extern BDD bdd_delref(BDD);
extern void bdd_gbc(void);
extern int bdd_scanset(BDD, int**, int*);
extern BDD bdd_makeset(int *, int);
extern bddPair* bdd_copypair(bddPair*);
extern bddPair* bdd_newpair(void);
extern int bdd_setpair(bddPair*, int, int);
extern int bdd_setpairs(bddPair*, int*, int*, int);

66
buddy/src/pairs.c
View file

@ -28,7 +28,7 @@
========================================================================*/
/*************************************************************************
$Header: /Volumes/CVS/repository/spot/spot/buddy/src/pairs.c,v 1.2 2003/05/05 13:45:08 aduret Exp $
$Header: /Volumes/CVS/repository/spot/spot/buddy/src/pairs.c,v 1.3 2003/05/19 15:58:44 aduret Exp $
FILE: pairs.c
DESCR: Pair management for BDD package.
AUTH: Jorn Lind
@ -113,6 +113,25 @@ void bdd_pairs_vardown(int level)
}
static bddPair *bdd_pairalloc()
{
bddPair *p;
if ((p=(bddPair*)malloc(sizeof(bddPair))) == NULL)
{
bdd_error(BDD_MEMORY);
return NULL;
}
if ((p->result=(BDD*)malloc(sizeof(BDD)*bddvarnum)) == NULL)
{
free(p);
bdd_error(BDD_MEMORY);
return NULL;
}
return p;
}
int bdd_pairs_resize(int oldsize, int newsize)
{
bddPair *p;
@ -148,18 +167,9 @@ bddPair *bdd_newpair(void)
int n;
bddPair *p;
if ((p=(bddPair*)malloc(sizeof(bddPair))) == NULL)
{
bdd_error(BDD_MEMORY);
p = bdd_pairalloc();
if (p == NULL)
return NULL;
}
if ((p->result=(BDD*)malloc(sizeof(BDD)*bddvarnum)) == NULL)
{
free(p);
bdd_error(BDD_MEMORY);
return NULL;
}
for (n=0 ; n<bddvarnum ; n++)
p->result[n] = bdd_ithvar(bddlevel2var[n]);
@ -172,6 +182,37 @@ bddPair *bdd_newpair(void)
}
/*
NAME {* bdd\_copypair *}
SECTION {* kernel *}
SHORT {* clone a pair table *}
PROTO {* bddPair *bdd_copypair(bddPair *from) *}
DESCR {* Duplicate the table of pairs {\tt from}.
This function allocates the cloned table. The
table can be freed by a call to {\em bdd\_freepair}. *}
RETURN {* Returns a new table of pairs. *}
ALSO {* bdd\_newpair, bdd\_freepair, bdd\_replace, bdd\_setpair, bdd\_setpairs *}
*/
bddPair *bdd_copypair(bddPair *from)
{
int n;
bddPair *p;
p = bdd_pairalloc();
if (p == NULL)
return NULL;
for (n=0 ; n<bddvarnum ; n++)
p->result[n] = from->result[n];
p->id = update_pairsid();
p->last = -1;
bdd_register_pair(p);
return p;
}
/*
NAME {* bdd\_setpair *}
EXTRA {* bdd\_setbddpair *}
@ -332,4 +373,3 @@ void bdd_resetpair(bddPair *p)
/* EOF */