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more error checks

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hyung-hwan 2018-02-20 14:53:12 +00:00
parent af67156d1b
commit a1ce05a5fb
1 changed files with 12 additions and 0 deletions
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12
lib/hcl.c
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@ -85,6 +85,14 @@ static void fill_bigint_tables (hcl_t* hcl)
int hcl_init (hcl_t* hcl, hcl_mmgr_t* mmgr, hcl_oow_t heapsz, const hcl_vmprim_t* vmprim)
{
int modtab_inited = 0;
if (!vmprim->syserrstrb && !vmprim->syserrstru)
{
hcl_seterrnum (hcl, HCL_EINVAL);
return -1;
}
HCL_MEMSET (hcl, 0, HCL_SIZEOF(*hcl));
hcl->mmgr = mmgr;
hcl->cmgr = hcl_getutf8cmgr();
@ -95,6 +103,7 @@ int hcl_init (hcl_t* hcl, hcl_mmgr_t* mmgr, hcl_oow_t heapsz, const hcl_vmprim_t
hcl->option.dfl_symtab_size = HCL_DFL_SYMTAB_SIZE;
hcl->option.dfl_sysdic_size = HCL_DFL_SYSDIC_SIZE;
hcl->option.dfl_procstk_size = HCL_DFL_PROCSTK_SIZE;
hcl->option.karatsuba_cutoff = HCL_KARATSUBA_CUTOFF; /* this won't be used when NDEBUG is set */
hcl->log.capa = HCL_ALIGN_POW2(1, HCL_LOG_CAPA_ALIGN); /* TODO: is this a good initial size? */
/* alloate the log buffer in advance though it may get reallocated
@ -113,15 +122,18 @@ int hcl_init (hcl_t* hcl, hcl_mmgr_t* mmgr, hcl_oow_t heapsz, const hcl_vmprim_t
if (!hcl->newheap) goto oops;
if (hcl_rbt_init (&hcl->modtab, hcl, HCL_SIZEOF(hcl_ooch_t), 1) <= -1) goto oops;
modtab_inited = 1;
hcl_rbt_setstyle (&hcl->modtab, hcl_getrbtstyle(HCL_RBT_STYLE_INLINE_COPIERS));
fill_bigint_tables (hcl);
hcl->proc_map_free_first = -1;
hcl->proc_map_free_last = -1;
return 0;
oops:
if (modtab_inited) hcl_rbt_fini (&hcl->modtab);
if (hcl->newheap) hcl_killheap (hcl, hcl->newheap);
if (hcl->curheap) hcl_killheap (hcl, hcl->curheap);
if (hcl->permheap) hcl_killheap (hcl, hcl->permheap);