libowfat/fmt/fmt_str.c

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#include "fmt.h"
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size_t fmt_str(char *out,const char *in) {
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register char* s=out;
register const char* t=in;
for (;;) {
if (!*t) break; if (s) { *s=*t; ++s; } ++t;
if (!*t) break; if (s) { *s=*t; ++s; } ++t;
if (!*t) break; if (s) { *s=*t; ++s; } ++t;
if (!*t) break; if (s) { *s=*t; ++s; } ++t;
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}
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return (size_t)(t-in);
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}