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fix for the case of max_sz == 0

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git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@1650 ec53bebd-3082-4978-b11e-865c3cabbd6b
This commit is contained in:
Assar Westerlund
1997-05-03 23:30:56 +00:00
parent f265bbc1df
commit 4829a2fe77
1 changed files with 8 additions and 2 deletions
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10
lib/roken/snprintf.c
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@@ -90,7 +90,10 @@ as_reserve (struct state *state, size_t n)
if (state->max_sz && state->sz >= state->max_sz)
return 1;
state->sz = min(state->max_sz, state->sz*2);
if (state->max_sz)
state->sz = min(state->max_sz, state->sz*2);
else
state->sz *= 2;
tmp = realloc (state->str, state->sz);
if (tmp == NULL)
return 1;
@@ -448,7 +451,10 @@ vasnprintf (char **ret, size_t max_sz, const char *format, va_list args)
struct state state;
state.max_sz = max_sz;
state.sz = min(1, max_sz);
if (max_sz)
state.sz = min(1, max_sz);
else
state.sz = 1;
state.str = malloc(state.sz);
if (state.str == NULL) {
*ret = NULL;