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core: use std::string in error_callback

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No naked free().

Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
This commit is contained in:
Berthold Stoeger 2024-06-08 23:32:17 +02:00 • committed by bstoeger
parent 71f3189a31
commit d05e289507
8 changed files with 40 additions and 74 deletions
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28
core/membuffer.cpp
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@ -18,35 +18,17 @@ membuffer::membuffer()
membuffer::~membuffer()
{
free_buffer(this);
}
/* Only for internal use */
static char *detach_buffer(struct membuffer *b)
{
char *result = b->buffer;
b->buffer = NULL;
b->len = 0;
b->alloc = 0;
return result;
}
char *detach_cstring(struct membuffer *b)
{
mb_cstring(b);
return detach_buffer(b);
}
void free_buffer(struct membuffer *b)
{
free(detach_buffer(b));
free(buffer);
}
void flush_buffer(struct membuffer *b, FILE *f)
{
if (b->len) {
fwrite(b->buffer, 1, b->len, f);
free_buffer(b);
free(b->buffer);
b->buffer = NULL;
b->len = 0;
b->alloc = 0;
}
}