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charset=utf-8 Content-Transfer-Encoding: quoted-printable X-BeenThere: guix-devel@gnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: "Development of GNU Guix and the GNU System distribution." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: guix-devel-bounces+larch=yhetil.org@gnu.org Sender: guix-devel-bounces+larch=yhetil.org@gnu.org X-Migadu-Flow: FLOW_IN X-Migadu-Country: US X-Migadu-Spam-Score: -8.16 X-Spam-Score: -8.16 X-Migadu-Queue-Id: 6FB98C0BD X-Migadu-Scanner: mx11.migadu.com X-TUID: ilP4alwQHtji Hi! Felix Lechner skribis: > While 'command' works and was in your initial example, I had trouble > tracking down the documentation for it. Is it a record entry destined > for 'shepherd-command'? >From the =E2=80=9CTimers=E2=80=9D section of the manual in the =E2=80=98dev= el=E2=80=99 branch: --8<---------------cut here---------------start------------->8--- -- Procedure: command LINE [#:user #f] [#:group #f] [#:environment-variables (default-environment-variables)] [#:directory (default-service-directory)] [#:resource-limits '()] Return a new command for LINE, a program name and argument list, to be executed as USER and GROUP, with the given ENVIRONMENT-VARIABLES, in DIRECTORY, and with the given RESOURCE-LIMITS. These arguments are the same as for =E2=80=98fork+exec-command=E2=80= =99 and related procedures (*note =E2=80=98fork+exec-command=E2=80=99: exec-command.). --8<---------------cut here---------------end--------------->8--- > Spoiled by Guix's seamless Guile integration, I don't shell out much > anymore. Will 'command' accept a thunk? No, but =E2=80=98make-timer-constructor=E2=80=99 does: --8<---------------cut here---------------start------------->8--- -- Procedure: make-timer-constructor EVENT ACTION [#:wait-for-termination?] Return a procedure for use as the =E2=80=98start=E2=80=99 method of a = service. The procedure will perform ACTION at every occurrence of =E2=80=98event=E2= =80=99, a calendar event as returned by =E2=80=98calendar-event=E2=80=99. ACTIO= N may be either a command (returned by =E2=80=98command=E2=80=99) or a thunk; i= n the latter case, the thunk must be suspendable or it could block the whole shepherd process. --8<---------------cut here---------------end--------------->8--- Ludo=E2=80=99.