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Make sure snarf is <64kB, since the wire count

Browse source 
is only 16 bits.
This commit is contained in:
rsc 2004-03-02 20:02:13 +00:00
parent dc9d0ffc75
commit efc2b0c99e
1 changed files with 11 additions and 4 deletions
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15
src/cmd/samterm/mesg.c
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@ -646,10 +646,17 @@ hsetsnarf(int nc)
if(n >= 0){
if(!s1)
n = 0;
s1 = realloc(s1, n+1);
if (!s1)
panic("realloc");
s1[n] = 0;
if(n > 65535){
s1 = strdup("<snarf too long>");
if (!s1)
panic("strdup");
n = strlen(s1);
}else{
s1 = realloc(s1, n+1);
if (!s1)
panic("realloc");
s1[n] = 0;
}
snarflen = n;
outTs(Tsetsnarf, n);
if(n>0 && write(hostfd[1], s1, n)!=n)