Files
KiTTY/0.76b_My_PuTTY/windows/utils/getdlgitemtext_alloc.c
T

21 lines
478 B
C

/*
* Handy wrapper around GetDlgItemText which doesn't make you invent
* an arbitrary length limit on the output string. Returned string is
* dynamically allocated; caller must free.
*/
#include "putty.h"
char *GetDlgItemText_alloc(HWND hwnd, int id)
{
char *ret = NULL;
size_t size = 0;
do {
sgrowarray_nm(ret, size, size);
GetDlgItemText(hwnd, id, ret, size);
} while (!memchr(ret, '\0', size-1));
return ret;
}