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