Merge pull request #11333 from NixOS/backport-11329-to-2.23-maintenance

[Backport 2.23-maintenance] fix: check to see if there are any lines before
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Robert Hensing 2024-08-19 16:27:24 +02:00 committed by GitHub
commit 700d1355d3
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@ -136,7 +136,7 @@ static void main_nix_build(int argc, char * * argv)
script = argv[1];
try {
auto lines = tokenizeString<Strings>(readFile(script), "\n");
if (std::regex_search(lines.front(), std::regex("^#!"))) {
if (!lines.empty() && std::regex_search(lines.front(), std::regex("^#!"))) {
lines.pop_front();
inShebang = true;
for (int i = 2; i < argc; ++i)