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Nullify unwanted FZF_DEFAULT_* variables in tmux popup

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Fix #4298
This commit is contained in:
Junegunn Choi
2025-03-10 18:16:20 +09:00
parent 8868d7cbb8
commit aefb9a5bc4
1 changed files with 3 additions and 3 deletions
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6
src/proxy.go
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@@ -90,9 +90,9 @@ func runProxy(commandPrefix string, cmdBuilder func(temp string, needBash bool)
}
}
// To ensure that the options are processed by a POSIX-compliant shell,
// we need to write the command to a temporary file and execute it with sh.
var exports []string
// * Write the command to a temporary file and run it with sh to ensure POSIX compliance.
// * Nullify FZF_DEFAULT_* variables as tmux popup may inject them even when undefined.
exports := []string{"FZF_DEFAULT_COMMAND=", "FZF_DEFAULT_OPTS=", "FZF_DEFAULT_OPTS_FILE="}
needBash := false
if withExports {
validIdentifier := regexp.MustCompile(`^[a-zA-Z_][a-zA-Z0-9_]*$`)