24 lines
480 B
C
24 lines
480 B
C
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/* getdomainname() Author: Kees J. Bot
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* 2 Dec 1994
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*/
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#define nil 0
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#include <sys/types.h>
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#include <sys/utsname.h>
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#include <unistd.h>
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#include <string.h>
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int getdomainname(char *domain, size_t size)
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{
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char nodename[256];
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char *dot;
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if (gethostname(nodename, sizeof(nodename)) < 0)
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return -1;
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nodename[sizeof(nodename)-1]= 0;
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if ((dot= strchr(nodename, '.')) == nil) dot= ".";
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strncpy(domain, dot+1, size);
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if (size > 0) domain[size-1]= 0;
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return 0;
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}
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