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CmdConfig: Do not leave empty line upon variable removal

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This commit is contained in:
Tomas Babej 2015-02-24 07:31:03 +01:00 • committed by Paul Beckingham
parent bf5f246168
commit 0868ba757c
1 changed files with 9 additions and 2 deletions
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11
src/commands/CmdConfig.cpp
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@ -107,8 +107,10 @@ int CmdConfig::unsetConfigVariable (std::string name, bool confirmation /* = fal
bool change = false;
std::vector <std::string>::iterator line;
for (line = contents.begin (); line != contents.end (); ++line)
for (line = contents.begin (); line != contents.end (); )
{
bool lineDeleted = false;
// If there is a comment on the line, it must follow the pattern.
std::string::size_type comment = line->find ("#");
std::string::size_type pos = line->find (name + "=");
@ -123,10 +125,15 @@ int CmdConfig::unsetConfigVariable (std::string name, bool confirmation /* = fal
if (!confirmation ||
confirm (format (STRING_CMD_CONFIG_CONFIRM3, name)))
{
*line = "";
// vector::erase method returns a valid iterator to the next object
line = contents.erase (line);
lineDeleted = true;
change = true;
}
}
if (! lineDeleted)
line++;
}
if (change)