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Constify getenv(), setenv() and hash code functions

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This is needed to get rid of build warnings like

main.c:311: warning: passing argument 2 of 'setenv' discards qualifiers from pointer target type

which result from commit 09c2e90 "unify version_string".

Signed-off-by: Wolfgang Denk <wd@denx.de>
Cc: Andreas Biemann <andreas.devel@googlemail.com>
This commit is contained in:
Wolfgang Denk
2011-07-29 14:42:18 +02:00
parent 7ca9296e1b
commit 84b5e8022e
5 changed files with 17 additions and 16 deletions
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6
lib/hashtable.c
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@ -155,7 +155,7 @@ void hdestroy_r(struct hsearch_data *htab)
if (htab->table[i].used > 0) {
ENTRY *ep = &htab->table[i].entry;
free(ep->key);
free((void *)ep->key);
free(ep->data);
}
}
@ -416,7 +416,7 @@ int hdelete_r(const char *key, struct hsearch_data *htab)
/* free used ENTRY */
debug("hdelete: DELETING key \"%s\"\n", key);
free(ep->key);
free((void *)ep->key);
free(ep->data);
htab->table[idx].used = -1;
@ -564,7 +564,7 @@ ssize_t hexport_r(struct hsearch_data *htab, const char sep,
* export sorted list of result data
*/
for (i = 0, p = res; i < n; ++i) {
char *s;
const char *s;
s = list[i]->key;
while (*s)