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30 lines
555 B
C
30 lines
555 B
C
#include <stdarg.h>
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#include <sys/types.h>
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#include <sys/uio.h>
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#include "errmsg.h"
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#include "str.h"
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#include <string.h>
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#include <errno.h>
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extern int errmsg_cvt(struct iovec* x,const char* message, va_list a);
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void errmsg_warnsys(const char* message, ...) {
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struct iovec x[25];
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va_list a;
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int i;
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va_start(a,message);
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i=errmsg_cvt(x,message,a);
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x[i-1].iov_base=": ";
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x[i-1].iov_len=2;
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x[i].iov_base=strerror(errno);
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x[i].iov_len=str_len(x[i].iov_base);
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x[i+1].iov_base="\n";
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x[i+1].iov_len=1;
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writev(2,x,i+2);
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va_end(a);
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}
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