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rsc 2005-01-04 22:19:25 +00:00
parent a1d42887d6
commit 70723aae3c
1 changed files with 20 additions and 13 deletions
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33
src/lib9/sysname.c
View file

@ -4,20 +4,27 @@
char*
sysname(void)
{
char buf[300], *p, *q;
static char buf[512];
char *p, *q;
if((q = getenv("sysname")) == nil){
if(gethostname(buf, sizeof buf) < 0)
goto err;
buf[sizeof buf-1] = 0;
q = strdup(buf);
if(q == nil)
goto err;
if(buf[0])
return buf;
if((q = getenv("sysname")) != nil && q[0] != 0){
utfecpy(buf, buf+sizeof buf, q);
free(q);
return buf;
}
if((p = strchr(q, '.')) != nil)
*p = 0;
return q;
if(q)
free(q);
err:
return "gnot";
if(gethostname(buf, sizeof buf) >= 0){
buf[sizeof buf-1] = 0;
if((p = strchr(buf, '.')) != nil)
*p = 0;
return buf;
}
strcpy(buf, "gnot");
return buf;
}