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daemon: “cannot read potential root” messages shows errno message.

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* nix/libstore/gc.cc (findRoots): Print the message corresponding to errno.

Change-Id: Ia0ddfa6512bbeced1fb0c7c0cc69899674330f29
This commit is contained in:
Ludovic Courtès
2025-09-01 14:45:40 +02:00
parent 3a64c0352b
commit 19deb9b658
1 changed files with 2 additions and 1 deletions
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nix/libstore/gc.cc
+2 -1
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@@ -318,7 +318,8 @@ static void findRoots(StoreAPI & store, const Path & path, unsigned char type, R
catch (SysError & e) { catch (SysError & e) {
/* We only ignore permanent failures. */ /* We only ignore permanent failures. */
if (e.errNo == EACCES || e.errNo == ENOENT || e.errNo == ENOTDIR) if (e.errNo == EACCES || e.errNo == ENOENT || e.errNo == ENOTDIR)
printMsg(lvlInfo, format("cannot read potential root `%1%'") % path); printMsg(lvlInfo, format("cannot read potential root '%1%': %2%")
% path % strerror(e.errNo));
else else
throw; throw;
} }