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login.c: Do not overwrite the PATH variable if config.path element is empty (#135) 

This allows disabling the feature if PATH was already set (e.g. by the systemd session
slice) and the user wishes to honor that.

Signed-off-by: Roosembert Palacios <roosembert.palacios@epfl.ch>
This commit is contained in:
Roosemberth Palacios 2019-10-31 00:03:35 +01:00 committed by nullgemm
parent fe4af2bfe6
commit f650e82f93
1 changed files with 8 additions and 5 deletions
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13
src/login.c
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@ -229,12 +229,15 @@ void env_init(struct passwd* pwd, const char* display_name)
setenv("DISPLAY", display_name, 1);
setenv("LANG", lang, 1);
// path
int ok = setenv("PATH", config.path, 1);
if (ok != 0)
// Set PATH if specified in the configuration
if (strlen(config.path))
{
dgn_throw(DGN_PATH);
int ok = setenv("PATH", config.path, 1);
if (ok != 0)
{
dgn_throw(DGN_PATH);
}
}
}