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https://github.com/9fans/plan9port.git
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38 lines
553 B
C
38 lines
553 B
C
#include <u.h>
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#include <libc.h>
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void
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main(int argc, char *argv[])
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{
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int nflag;
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int i, len;
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char *buf, *p;
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nflag = 0;
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if(argc > 1 && strcmp(argv[1], "-n") == 0)
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nflag = 1;
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len = 1;
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for(i = 1+nflag; i < argc; i++)
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len += strlen(argv[i])+1;
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buf = malloc(len);
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if(buf == 0)
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exits("no memory");
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p = buf;
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for(i = 1+nflag; i < argc; i++){
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strcpy(p, argv[i]);
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p += strlen(p);
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if(i < argc-1)
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*p++ = ' ';
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}
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if(!nflag)
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*p++ = '\n';
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if(write(1, buf, p-buf) < 0)
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fprint(2, "echo: write error: %r\n");
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exits((char *)0);
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}
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