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Diffstat (limited to 'xdiff/xprepare.c')
-rw-r--r--xdiff/xprepare.c41
1 files changed, 12 insertions, 29 deletions
diff --git a/xdiff/xprepare.c b/xdiff/xprepare.c
index 1057527..c84549f 100644
--- a/xdiff/xprepare.c
+++ b/xdiff/xprepare.c
@@ -78,15 +78,14 @@ static int xdl_init_classifier(xdlclassifier_t *cf, long size, long flags) {
return -1;
}
- if (!(cf->rchash = (xdlclass_t **) xdl_malloc(cf->hsize * sizeof(xdlclass_t *)))) {
+ if (!XDL_CALLOC_ARRAY(cf->rchash, cf->hsize)) {
xdl_cha_free(&cf->ncha);
return -1;
}
- memset(cf->rchash, 0, cf->hsize * sizeof(xdlclass_t *));
cf->alloc = size;
- if (!(cf->rcrecs = (xdlclass_t **) xdl_malloc(cf->alloc * sizeof(xdlclass_t *)))) {
+ if (!XDL_ALLOC_ARRAY(cf->rcrecs, cf->alloc)) {
xdl_free(cf->rchash);
xdl_cha_free(&cf->ncha);
@@ -112,7 +111,6 @@ static int xdl_classify_record(unsigned int pass, xdlclassifier_t *cf, xrecord_t
long hi;
char const *line;
xdlclass_t *rcrec;
- xdlclass_t **rcrecs;
line = rec->ptr;
hi = (long) XDL_HASHLONG(rec->ha, cf->hbits);
@@ -128,14 +126,8 @@ static int xdl_classify_record(unsigned int pass, xdlclassifier_t *cf, xrecord_t
return -1;
}
rcrec->idx = cf->count++;
- if (cf->count > cf->alloc) {
- cf->alloc *= 2;
- if (!(rcrecs = (xdlclass_t **) xdl_realloc(cf->rcrecs, cf->alloc * sizeof(xdlclass_t *)))) {
-
+ if (XDL_ALLOC_GROW(cf->rcrecs, cf->count, cf->alloc))
return -1;
- }
- cf->rcrecs = rcrecs;
- }
cf->rcrecs[rcrec->idx] = rcrec;
rcrec->line = line;
rcrec->size = rec->size;
@@ -164,7 +156,7 @@ static int xdl_prepare_ctx(unsigned int pass, mmfile_t *mf, long narec, xpparam_
unsigned long hav;
char const *blk, *cur, *top, *prev;
xrecord_t *crec;
- xrecord_t **recs, **rrecs;
+ xrecord_t **recs;
xrecord_t **rhash;
unsigned long *ha;
char *rchg;
@@ -178,26 +170,21 @@ static int xdl_prepare_ctx(unsigned int pass, mmfile_t *mf, long narec, xpparam_
if (xdl_cha_init(&xdf->rcha, sizeof(xrecord_t), narec / 4 + 1) < 0)
goto abort;
- if (!(recs = (xrecord_t **) xdl_malloc(narec * sizeof(xrecord_t *))))
+ if (!XDL_ALLOC_ARRAY(recs, narec))
goto abort;
hbits = xdl_hashbits((unsigned int) narec);
hsize = 1 << hbits;
- if (!(rhash = (xrecord_t **) xdl_malloc(hsize * sizeof(xrecord_t *))))
+ if (!XDL_CALLOC_ARRAY(rhash, hsize))
goto abort;
- memset(rhash, 0, hsize * sizeof(xrecord_t *));
nrec = 0;
if ((cur = blk = xdl_mmfile_first(mf, &bsize))) {
for (top = blk + bsize; cur < top; ) {
prev = cur;
hav = xdl_hash_record(&cur, top, xpp->flags);
- if (nrec >= narec) {
- narec *= 2;
- if (!(rrecs = (xrecord_t **) xdl_realloc(recs, narec * sizeof(xrecord_t *))))
- goto abort;
- recs = rrecs;
- }
+ if (XDL_ALLOC_GROW(recs, nrec + 1, narec))
+ goto abort;
if (!(crec = xdl_cha_alloc(&xdf->rcha)))
goto abort;
crec->ptr = prev;
@@ -209,15 +196,14 @@ static int xdl_prepare_ctx(unsigned int pass, mmfile_t *mf, long narec, xpparam_
}
}
- if (!(rchg = (char *) xdl_malloc((nrec + 2) * sizeof(char))))
+ if (!XDL_CALLOC_ARRAY(rchg, nrec + 2))
goto abort;
- memset(rchg, 0, (nrec + 2) * sizeof(char));
if ((XDF_DIFF_ALG(xpp->flags) != XDF_PATIENCE_DIFF) &&
(XDF_DIFF_ALG(xpp->flags) != XDF_HISTOGRAM_DIFF)) {
- if (!(rindex = xdl_malloc((nrec + 1) * sizeof(*rindex))))
+ if (!XDL_ALLOC_ARRAY(rindex, nrec + 1))
goto abort;
- if (!(ha = xdl_malloc((nrec + 1) * sizeof(*ha))))
+ if (!XDL_ALLOC_ARRAY(ha, nrec + 1))
goto abort;
}
@@ -383,11 +369,8 @@ static int xdl_cleanup_records(xdlclassifier_t *cf, xdfile_t *xdf1, xdfile_t *xd
xdlclass_t *rcrec;
char *dis, *dis1, *dis2;
- if (!(dis = (char *) xdl_malloc(xdf1->nrec + xdf2->nrec + 2))) {
-
+ if (!XDL_CALLOC_ARRAY(dis, xdf1->nrec + xdf2->nrec + 2))
return -1;
- }
- memset(dis, 0, xdf1->nrec + xdf2->nrec + 2);
dis1 = dis;
dis2 = dis1 + xdf1->nrec + 1;