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config: fix invalid usage of std::string::replace()

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This commit is contained in:
Steffen Vogel 2020-07-03 12:00:45 +02:00
parent 8df9bce692
commit 9b3d08ab6a
1 changed files with 2 additions and 2 deletions
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4
lib/config.cpp
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@ -218,9 +218,9 @@ void Config::expandEnvVars()
while (std::regex_search(text, match, env_re)) {
auto const from = match[0];
auto const var_name = match[1].str().c_str();
char * var_value = std::getenv(var_name);
char *var_value = std::getenv(var_name);
text.replace(from.first, from.second, var_value);
text.replace(from.first - text.begin(), from.second - from.first, var_value);
logger->debug("Replace env var {} in \"{}\" with value \"{}\"",
var_name, text, var_value);