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CmdConfig: Added check for empty file

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This commit is contained in:
Paul Beckingham 2016-05-05 20:54:02 -04:00
parent d879833ebe
commit f0cc48f4f1
1 changed files with 2 additions and 1 deletions
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3
src/commands/CmdConfig.cpp
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@ -116,7 +116,8 @@ static bool setConfigVariable (const Rules& rules, std::string name, std::string
// new leaf/value properly. But that's non-trivial.
// Add blank line required by rules.
if (lines.back () != "")
if (lines.size () &&
lines.back () != "")
lines.push_back ("");
// Add new line.