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Diffstat (limited to 'doc/guix.texi')
| -rw-r--r-- | doc/guix.texi | 32 |
1 files changed, 21 insertions, 11 deletions
diff --git a/doc/guix.texi b/doc/guix.texi index 2df4064524..080b091b31 100644 --- a/doc/guix.texi +++ b/doc/guix.texi @@ -1375,8 +1375,8 @@ derivations. @cindex garbage collector roots When set to ``yes'', the GC will keep the outputs of any live derivation available in the store---the @code{.drv} files. The default is ``no'', -meaning that derivation outputs are kept only if they are GC roots. -@xref{Invoking guix gc}, for more on GC roots. +meaning that derivation outputs are kept only if they are reachable from a GC +root. @xref{Invoking guix gc}, for more on GC roots. @item --gc-keep-derivations[=yes|no] Tell whether the garbage collector (GC) must keep derivations @@ -1387,12 +1387,13 @@ derivations---i.e., @code{.drv} files---as long as at least one of their outputs is live. This allows users to keep track of the origins of items in their store. Setting it to ``no'' saves a bit of disk space. -Note that when both @code{--gc-keep-derivations} and -@code{--gc-keep-outputs} are used, the effect is to keep all the build -prerequisites (the sources, compiler, libraries, and other build-time -tools) of live objects in the store, regardless of whether these -prerequisites are live. This is convenient for developers since it -saves rebuilds or downloads. +In this way, setting @code{--gc-keep-derivations} to ``yes'' causes liveness +to flow from outputs to derivations, and setting @code{--gc-keep-outputs} to +``yes'' causes liveness to flow from derivations to outputs. When both are +set to ``yes'', the effect is to keep all the build prerequisites (the +sources, compiler, libraries, and other build-time tools) of live objects in +the store, regardless of whether these prerequisites are reachable from a GC +root. This is convenient for developers since it saves rebuilds or downloads. @item --impersonate-linux-2.6 On Linux-based systems, impersonate Linux 2.6. This means that the @@ -11649,6 +11650,15 @@ When true, forwarding of X11 graphical client connections is enabled---in other words, @command{ssh} options @option{-X} and @option{-Y} will work. +@item @code{allow-agent-forwarding?} (default: @code{#t}) +Whether to allow agent forwarding. + +@item @code{allow-tcp-forwarding?} (default: @code{#t}) +Whether to allow TCP forwarding. + +@item @code{gateway-ports?} (default: @code{#f}) +Whether to allow gateway ports. + @item @code{challenge-response-authentication?} (default: @code{#f}) Specifies whether challenge response authentication is allowed (e.g. via PAM). @@ -17678,9 +17688,9 @@ If it is @code{#f} then the daemon will use the host's fully qualified domain na @subsubsection Continuous Integration @cindex continuous integration -@uref{https://notabug.org/mthl/cuirass, Cuirass} is a continuous -integration tool for Guix. It can be used both for development and for -providing substitutes to others (@pxref{Substitutes}). +@uref{https://git.savannah.gnu.org/cgit/guix/guix-cuirass.git, Cuirass} is a +continuous integration tool for Guix. It can be used both for development and +for providing substitutes to others (@pxref{Substitutes}). The @code{(gnu services cuirass)} module provides the following service. |