wroclaw-git-backups/nix
1
0
Fork 0
mirror of https://github.com/NixOS/nix synced 2025-07-07 01:51:47 +02:00
Code Activity

Merge pull request #11050 from hercules-ci/issue-10677

Browse source 
Explain when `man` is missing
This commit is contained in:
Robert Hensing 2024-07-05 22:25:38 +02:00 • committed by GitHub
commit 0b901e10ee
No known key found for this signature in database
GPG key ID: B5690EEEBB952194
2 changed files with 7 additions and 0 deletions
Download patch file Download diff file Expand all files Collapse all files

4
src/libmain/shared.cc
View file

@ -320,6 +320,10 @@ void showManPage(const std::string & name)
restoreProcessContext();
setEnv("MANPATH", settings.nixManDir.c_str());
execlp("man", "man", name.c_str(), nullptr);
if (errno == ENOENT) {
// Not SysError because we don't want to suffix the errno, aka No such file or directory.
throw Error("The '%1%' command was not found, but it is needed for '%2%' and some other '%3%' commands' help text. Perhaps you could install the '%1%' command?", "man", name.c_str(), "nix-*");
}
throw SysError("command 'man %1%' failed", name.c_str());
}