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fix vector resize to not always resize and actually use the reallocated place...

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Wolfgang (Blub) Bumiller 2012-06-27 14:49:36 +02:00
parent a6e7baf127
commit 0dae2898e3
1 changed files with 14 additions and 5 deletions
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19
exec.c
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@ -32,14 +32,23 @@ bool GMQCC_WARN Tself##_##mem##_append(Tself *s, Twhat *p, size_t c) \
bool GMQCC_WARN Tself##_##mem##_resize(Tself *s, size_t c) \
{ \
Twhat *reall; \
reall = (Twhat*)mem_a(sizeof(Twhat) * c); \
if (c > s->mem##_count) { \
if (c > s->mem##_alloc) { \
reall = (Twhat*)mem_a(sizeof(Twhat) * c); \
if (!reall) { return false; } \
memcpy(reall, s->mem, sizeof(Twhat) * s->mem##_count); \
} else { \
memcpy(reall, s->mem, sizeof(Twhat) * c); \
s->mem##_alloc = c; \
mem_d(s->mem); \
s->mem = reall; \
return true; \
} \
s->mem##_count = c; \
s->mem##_alloc = c; \
if (c < (s->mem##_alloc / 2)) { \
reall = (Twhat*)mem_a(sizeof(Twhat) * c); \
if (!reall) { return false; } \
memcpy(reall, s->mem, sizeof(Twhat) * c); \
mem_d(s->mem); \
s->mem = reall; \
} \
return true; \
}