Added (undocumented) termkey_set_buffer_size()

This commit is contained in:
Paul LeoNerd Evans 2012-02-13 23:40:42 +00:00
parent 5779ec3cd1
commit e252c497ae
3 changed files with 45 additions and 0 deletions

32
t/06buffer.c Normal file
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@ -0,0 +1,32 @@
#include <stdio.h>
#include "../termkey.h"
#include "taplib.h"
int main(int argc, char *argv[])
{
TermKey *tk;
TermKeyKey key;
plan_tests(9);
tk = termkey_new_abstract("vt100", 0);
is_int(termkey_get_buffer_remaining(tk), 256, "buffer free initially 256");
is_int(termkey_get_buffer_size(tk), 256, "buffer size initially 256");
is_int(termkey_push_bytes(tk, "h", 1), 1, "push_bytes returns 1");
is_int(termkey_get_buffer_remaining(tk), 255, "buffer free 255 after push_bytes");
is_int(termkey_get_buffer_size(tk), 256, "buffer size 256 after push_bytes");
ok(!!termkey_set_buffer_size(tk, 512), "buffer set size OK");
is_int(termkey_get_buffer_remaining(tk), 511, "buffer free 511 after push_bytes");
is_int(termkey_get_buffer_size(tk), 512, "buffer size 512 after push_bytes");
is_int(termkey_getkey(tk, &key), TERMKEY_RES_KEY, "buffered key still useable after resize");
termkey_destroy(tk);
return exit_status();
}

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@ -466,6 +466,18 @@ size_t termkey_get_buffer_size(TermKey *tk)
return tk->buffsize; return tk->buffsize;
} }
int termkey_set_buffer_size(TermKey *tk, size_t size)
{
unsigned char *buffer = realloc(tk->buffer, size);
if(!buffer)
return 0;
tk->buffer = buffer;
tk->buffsize = size;
return 1;
}
size_t termkey_get_buffer_remaining(TermKey *tk) size_t termkey_get_buffer_remaining(TermKey *tk)
{ {
/* Return the total number of free bytes in the buffer, because that's what /* Return the total number of free bytes in the buffer, because that's what

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@ -173,6 +173,7 @@ int termkey_get_canonflags(TermKey *tk);
void termkey_set_canonflags(TermKey *tk, int); void termkey_set_canonflags(TermKey *tk, int);
size_t termkey_get_buffer_size(TermKey *tk); size_t termkey_get_buffer_size(TermKey *tk);
int termkey_set_buffer_size(TermKey *tk, size_t size);
size_t termkey_get_buffer_remaining(TermKey *tk); size_t termkey_get_buffer_remaining(TermKey *tk);