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18 lines
321 B
C
18 lines
321 B
C
#include <stdarg.h>
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#include "fmt.h"
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size_t fmt_strm_internal(char* dest, ...) {
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size_t n;
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va_list a;
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const char* s;
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va_start(a,dest);
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for (n=0; s=va_arg(a,const char*); ) {
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size_t inc=fmt_str(dest,s);
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if (n+inc<n) return (size_t)-1;
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if (dest) dest+=inc;
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n+=inc;
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}
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va_end(a);
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return n;
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}
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