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#include <u.h>
#include <libc.h>
void
main(int argc, char *argv[])
{
int nflag;
int i, len;
char *buf, *p;
nflag = 0;
if(argc > 1 && strcmp(argv[1], "-n") == 0)
nflag = 1;
len = 1;
for(i = 1+nflag; i < argc; i++)
len += strlen(argv[i])+1;
buf = malloc(len);
if(buf == 0)
exits("no memory");
p = buf;
for(i = 1+nflag; i < argc; i++){
strcpy(p, argv[i]);
p += strlen(p);
if(i < argc-1)
*p++ = ' ';
}
if(!nflag)
*p++ = '\n';
if(write(1, buf, p-buf) < 0){
fprint(2, "echo: write error: %r\n");
exits("write error");
}
exits((char *)0);
}
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