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Don't consider "\r" an end of line.

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d33tah
2013-09-04 15:40:41 +00:00
parent 4b07187873
commit 143a8acc8a
2 changed files with 6 additions and 7 deletions
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9
ncat/scripts/conditional.lua
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@@ -4,15 +4,14 @@
--This function reads a line of at most 8096 bytes (or whatever the first
--parameter says) from standard input. Returns the string and a boolean value
--that is true if we hit the newline (defined as "\r" or "\n") or false if the
--line had to be truncated. This is here because io.stdin:read("*line") could
--read to memory exhaustion if we received gigabytes of characters with no
--newline.
--that is true if we hit the newline (defined as "\n") or false if the line had
--to be truncated. This is here because io.stdin:read("*line") could read to
--memory exhaustion if we received gigabytes of characters with no newline.
function read_line(max_len)
local ret = ""
for i = 1, (max_len or 8096) do
local chr = io.read(1)
if chr == "\r" or chr == "\n" then
if chr == "\n" then
return ret, true
end
ret = ret .. chr