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16 lines
507 B
C

#include "array.h"
#include "textcode.h"
void fmt_tofrom_array(unsigned long (*func)(char*,const char*,unsigned long),
array* dest,array* src) {
unsigned long needed;
char* x;
if (array_failed(dest) || array_failed(src)) { array_fail(dest); return; }
needed=func(0,array_start(src),array_bytes(src));
if (array_allocate(dest,1,array_bytes(dest)+needed-1)) {
x=array_start(dest)+array_bytes(dest)-needed;
func(x,array_start(src),array_bytes(src));
} else
array_fail(dest);
}