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

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:
Roosembert Palacios 2019-10-26 09:24:25 +02:00
parent 1796a355bc
commit 04c67a6bde
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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);
}
}
}