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author | Edward Thomson <ethomson@edwardthomson.com> | 2023-05-11 21:44:17 +0100 |
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committer | Edward Thomson <ethomson@edwardthomson.com> | 2023-05-11 21:44:17 +0100 |
commit | 027630ddd42e5ab4f4f5a221f38a3fd5bda4e3d4 (patch) | |
tree | 88ed972824502635c4c77cdfd1b5429f1d6fab0c /deps/xdiff/xprepare.c | |
parent | a821455ee430d28d0032b91ba89b414b4b724464 (diff) | |
download | libgit2-ethomson/xdiff.tar.gz |
xdiff: update to xdiff from git 2.40.1ethomson/xdiff
Diffstat (limited to 'deps/xdiff/xprepare.c')
-rw-r--r-- | deps/xdiff/xprepare.c | 43 |
1 files changed, 13 insertions, 30 deletions
diff --git a/deps/xdiff/xprepare.c b/deps/xdiff/xprepare.c index 4527a4a07..c84549f6c 100644 --- a/deps/xdiff/xprepare.c +++ b/deps/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)) != NULL) { + 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; |