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Merge pull request #5871 from mcfi/pr5814

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Resolve symlinks continuously until we find the actual binary name.
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LC authored and GitHub committed 2026-09-01 10:12:49 -04:00
2 parents a6e74cdbe6 9742a560f5
commit 433091c326
1 file changed
+8 -7
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Source/Common/Config.cpp
+8 -7
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@@ -416,16 +416,17 @@ static fextl::string RecoverGuestProgramFilename(fextl::string Program, bool Exe
// Only in the case that FEX is executing an FD will the program argument potentially be a symlink.
// This symlink will be in the style of `/dev/fd/<FD>`.
//
// If the argument /is/ a symlink then resolve its path to get the original application name.
if (FHU::Symlinks::IsSymlink(Program)) {
// If the argument /is/ a symlink then resolve its path continuously until the original application name.
while (FHU::Symlinks::IsSymlink(Program)) {
char Filename[PATH_MAX];
auto SymlinkPath = FHU::Symlinks::ResolveSymlink(Program, Filename);
if (SymlinkPath.starts_with('/')) {
// This file was executed through an FD.
// Remove the ` (deleted)` text if the file was deleted after the fact.
// Otherwise just get the symlink without the deleted text.
return fextl::string {SymlinkPath.substr(0, SymlinkPath.rfind(" (deleted)"))};
if (!SymlinkPath.starts_with('/')) {
break;
}
// This file was executed through an FD.
// Remove the ` (deleted)` text if the file was deleted after the fact.
// Otherwise just get the symlink without the deleted text.
Program = fextl::string {SymlinkPath.substr(0, SymlinkPath.rfind(" (deleted)"))};
}
}
#endif