35 lines
615 B
C
35 lines
615 B
C
#include <stdarg.h>
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#include <string.h>
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#include "memory.h"
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#include "dupstr.h"
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char *dupcat(const char *str, ...)
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{
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va_list ap;
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const char *p;
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char *out, *outp;
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size_t len;
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len = 1;
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va_start(ap, str);
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for (p = str; p; p = va_arg(ap, const char *))
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len += strlen(p);
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va_end(ap);
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out = snewn(len, char);
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outp = out;
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va_start(ap, str);
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for (p = str; p; p = va_arg(ap, const char *)) {
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strcpy(outp, p);
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outp += strlen(p);
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}
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va_end(ap);
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return out;
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}
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char *dupstr(const char *str)
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{
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return dupcat(str, (const char *)NULL);
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}
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