JehanneOS/mksh
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• use Jenkins’ one-at-a-time hash for mksh keytabs, as it has

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much better avalanche and no known funnels
• improve comments
• fix some types (uint32_t for hash, size_t for sizes)
• optimise ktsort()

no functional change, I think
This commit is contained in:
tg
2009-08-28 18:54:01 +00:00
parent 8f937ec71b
commit ca1f967a45
7 changed files with 63 additions and 55 deletions
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13
var.c
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@ -22,7 +22,7 @@
#include "sh.h"
__RCSID("$MirOS: src/bin/mksh/var.c,v 1.77 2009/08/08 13:08:53 tg Exp $");
__RCSID("$MirOS: src/bin/mksh/var.c,v 1.78 2009/08/28 18:54:01 tg Exp $");
/*
* Variables
@ -125,7 +125,8 @@ initvar(void)
int i;
struct tbl *tp;
ktinit(&specials, APERM, 16); /* must be 2^n (currently 12 specials) */
ktinit(&specials, APERM,
/* must be 80% of 2^n (currently 12 specials) */ 16);
for (i = 0; names[i].name; i++) {
tp = ktenter(&specials, names[i].name, hash(names[i].name));
tp->flag = DEFINED|ISSET;
@ -171,9 +172,8 @@ global(const char *n)
struct block *l = e->loc;
struct tbl *vp;
int c;
unsigned int h;
bool array;
uint32_t val;
uint32_t h, val;
/* Check to see if this is an array */
n = array_index_calc(n, &array, &val);
@ -252,9 +252,8 @@ local(const char *n, bool copy)
{
struct block *l = e->loc;
struct tbl *vp;
unsigned int h;
bool array;
uint32_t val;
uint32_t h, val;
/* Check to see if this is an array */
n = array_index_calc(n, &array, &val);
@ -889,7 +888,7 @@ makenv(void)
(vp->flag&(ISSET|EXPORT)) == (ISSET|EXPORT)) {
struct block *l2;
struct tbl *vp2;
unsigned int h = hash(vp->name);
uint32_t h = hash(vp->name);
/* unexport any redefined instances */
for (l2 = l->next; l2 != NULL; l2 = l2->next) {