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[Shepherd][PATCH 2/4] doc: Move examples to the 'doc/examples' directory


From: Mathieu Lirzin
Subject: [Shepherd][PATCH 2/4] doc: Move examples to the 'doc/examples' directory.
Date: Wed, 27 Jan 2016 21:45:32 +0100

* doc/examples/README: moved from 'examples' directory.
* doc/examples/_unknown.scm: Likewise.
* doc/examples/wolfgangj.scm: Likewise.
* examples/Makefile.am: Delete file.
* configure.ac (AC_CONFIG_FILES): Adapt to it.
* Makefile.am (EXTRA_DIST): Add files from "doc/examples" directory.
(SUBDIRS): Delete variable.
---
 Makefile.am                |  10 ++-
 configure.ac               |   3 +-
 doc/examples/README        |  17 +++++
 doc/examples/_unknown.scm  | 153 +++++++++++++++++++++++++++++++++++++++++++++
 doc/examples/wolfgangj.scm | 132 ++++++++++++++++++++++++++++++++++++++
 examples/Makefile.am       |   3 -
 examples/README            |  17 -----
 examples/_unknown.scm      | 153 ---------------------------------------------
 examples/wolfgangj.scm     | 132 --------------------------------------
 9 files changed, 311 insertions(+), 309 deletions(-)
 create mode 100644 doc/examples/README
 create mode 100644 doc/examples/_unknown.scm
 create mode 100644 doc/examples/wolfgangj.scm
 delete mode 100644 examples/Makefile.am
 delete mode 100644 examples/README
 delete mode 100644 examples/_unknown.scm
 delete mode 100644 examples/wolfgangj.scm

diff --git a/Makefile.am b/Makefile.am
index 6ebd0f1..2985a86 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -67,7 +67,6 @@ CLEANFILES =                                          \
 
 # Documentation.
 info_TEXINFOS = shepherd.texi
-SUBDIRS = examples
 
 AM_V_HELP2MAN = $(AM_V_HELP2MAN_$(V))
 AM_V_HELP2MAN_ = $(AM_V_HELP2MAN_$(AM_DEFAULT_VERBOSITY))
@@ -97,7 +96,14 @@ dist_man1_MANS = shepherd.1 herd.1
 dist_man8_MANS = halt.8 reboot.8
 
 # Things not automatically included in the distribution.
-EXTRA_DIST = $(templates) QUESTIONS fdl-1.3.texi ChangeLog-2003
+EXTRA_DIST =                           \
+  ChangeLog-2003                       \
+  fdl-1.3.texi                         \
+  QUESTIONS                            \
+  $(templates)                         \
+  doc/examples/README                  \
+  doc/examples/_unknown.scm            \
+  doc/examples/wolfgangj.scm
 
 # Create the socket directory (aka. 'default-socket-dir'.)  Make it
 # accessible only by its owner since otherwise 'shepherd' suggests using
diff --git a/configure.ac b/configure.ac
index 339167c..abab3fa 100644
--- a/configure.ac
+++ b/configure.ac
@@ -94,7 +94,6 @@ AM_MISSING_PROG([HELP2MAN], [help2man])
 
 dnl Finish.
 AC_CONFIG_FILES([Makefile
-                 examples/Makefile
-                modules/shepherd/system.scm])
+                 modules/shepherd/system.scm])
 
 AC_OUTPUT
diff --git a/doc/examples/README b/doc/examples/README
new file mode 100644
index 0000000..86b4b6a
--- /dev/null
+++ b/doc/examples/README
@@ -0,0 +1,17 @@
+Example configurations for dmd
+=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-
+
+This directory contains personal configuration files and interesting
+configuration possibilities, the latter being in the files starting
+with an underscore character.  You can send me your configuration too
+(or your cute configuration code snippets), and I will include it
+here, provided that it is available under a license that makes it Free
+Software.  Note that for personal configurations I don't want
+ChangeLogs, since I won't maintain your configuration anyway :-) but
+changes in the snippets should be documented like other changes.
+
+Hint: If you send my your configuration, then not only can other
+people learn from it, but I can also make sure that I do not break
+your code too often by making incompatible changes, and if I do it
+anyway but notice it, I might tell you how to change the code to work
+with a new version.
diff --git a/doc/examples/_unknown.scm b/doc/examples/_unknown.scm
new file mode 100644
index 0000000..fb639ab
--- /dev/null
+++ b/doc/examples/_unknown.scm
@@ -0,0 +1,153 @@
+;; _unknown.scm -- An example for an `unknown' service.
+;; Copyright (C) 2003 Wolfgang Jährling <address@hidden>
+;;
+;; This file is part of the GNU Shepherd.
+;;
+;; The GNU Shepherd is free software; you can redistribute it and/or modify it
+;; under the terms of the GNU General Public License as published by
+;; the Free Software Foundation; either version 3 of the License, or (at
+;; your option) any later version.
+;;
+;; The GNU Shepherd is distributed in the hope that it will be useful, but
+;; WITHOUT ANY WARRANTY; without even the implied warranty of
+;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+;; GNU General Public License for more details.
+;;
+;; You should have received a copy of the GNU General Public License
+;; along with the GNU Shepherd.  If not, see <http://www.gnu.org/licenses/>.
+
+;; Return true if STR1 lacks a character that exists in STR2, but
+;; otherwise both are identical.
+(define (lacks-char-from? str1 str2)
+  (and (= (string-length str1)
+          (+ (string-length str2) 1))
+       (letrec ((next
+                 (lambda (pos)
+                   (and (not (= pos (string-length str1)))
+                        (or (string=? str2
+                                      (string-append
+                                       (substring str1 0 pos)
+                                       (substring str1
+                                                  (+ pos 1)
+                                                  (string-length str1))))
+                            (next (+ pos 1)))))))
+         (next 0))))
+
+;; Return true if either of STR1 and STR2 lacks a character found in
+;; the other one, but otherwise both are identical (e.g. as is the
+;; case for "blah" and "bla").
+(define (differs-by-missing-char? str1 str2)
+  (or (lacks-char-from? str1 str2)
+      (lacks-char-from? str2 str1)))
+
+;; Return true if the only difference between STR1 and STR2 is that a
+;; successive pair of characters is switched in one of them.
+(define (differs-by-switched-chars? str1 str2)
+  (and (= (string-length str1)
+          (string-length str2))
+       (> (string-length str1) 1)
+       (letrec ((next
+                 (lambda (pos)
+                   (and (not (= pos (string-length str1)))
+                        (or (string=? str2
+                                      (string-append
+                                       (substring str1 0 (- pos 1))
+                                       (string (string-ref str1 pos)
+                                               (string-ref str1 (- pos 1)))
+                                       (substring str1
+                                                  (+ pos 1)
+                                                  (string-length str1))))
+                            (next (+ pos 1)))))))
+         (next 1))))
+
+;; Return true if they differ by exactly one character (e.g. as is the
+;; case for "blah" and "bleh"), if it isn't the only one.
+(define (differs-by-one-char? str1 str2)
+  (and (= (string-length str1)
+          (string-length str2))
+       (> (string-length str1) 1)
+       (letrec ((next
+                 (lambda (pos found-difference)
+                   (if (= pos (string-length str1))
+                       found-difference
+                       (if (char=? (string-ref str1 pos)
+                                   (string-ref str2 pos))
+                           (next (+ pos 1) found-difference)
+                           (and (not found-difference)
+                                (next (+ pos 1) #t)))))))
+         (next 0 #f))))
+
+;; Return true if STR1 and STR2 are identical, except for case
+;; (e.g. this gives true for "foobar" and "FooBAR").
+(define (differs-only-in-case? str1 str2)
+  (and (not (string=? str1 str2))
+       (string-ci=? str1 str2)))
+
+;; Return true if STR1 and STR2 are `similar' strings, meaning that
+;; they only differ in a minor way.
+(define (similar? str1 str2)
+  (any (lambda (pred?)
+         (pred? str1 str2))
+       (list differs-by-missing-char?
+             differs-by-switched-chars?
+             differs-by-one-char?
+             differs-only-in-case?)))
+
+
+
+;; TODO
+;;  - We could look for non-running services first on `start' etc.
+;;  - We also should do `unknown-action' (if service is known)
+;;    - If doing this, we should enable the service to handle it
+;;  - Make this the `default unknown service'
+;;  - Messages if nothing found.
+
+;; Suggest a service that satisfies PRED?, if given, and has a name
+;; similar to SERVICE-SYMBOL.
+(define look-for-service
+  (case-lambda
+    ((service-symbol) (look-for-service service-symbol (lambda (x) #t)))
+    ((service-symbol pred?)
+     (call/ec
+      (lambda (return)
+        (for-each-service
+         (lambda (s)
+           (and (pred? s)
+                (similar? (symbol->string service-symbol)
+                          (symbol->string (canonical-name s)))
+                (begin
+                  (format #t "Did you mean ~a maybe?" (canonical-name s))
+                  (newline)
+                  (return #t)))))
+        #f)))))
+
+;; The classical compose.
+(define (compose f g)
+  (lambda (x)
+    (f (g x)))
+
+  (define unknown-service
+    (make <service>
+      #:provides '(unknown)
+      #:actions (make-actions
+                 (start
+                  "Called if user wants to start an unknown service."
+                  (lambda (running service-sym . args)
+                    (or (look-for-service service-sym (compose not running?))
+                        (look-for-service service-sym))
+                    running))
+                 (stop
+                  "Called if user wants to stop an unknown service."
+                  (lambda (running service-sym . args)
+                    (or (look-for-service service-sym running?)
+                        (look-for-service service-sym))
+                    running))
+                 (action
+                  "Called if user frobs an unknown service."
+                  (lambda (running service-sym the-action . args)
+                    (or (look-for-service service-sym running?)
+                        (look-for-service service-sym))
+                    running)))))
+
+  (register-services unknown-service)
+  (start unknown-service)
diff --git a/doc/examples/wolfgangj.scm b/doc/examples/wolfgangj.scm
new file mode 100644
index 0000000..0c16108
--- /dev/null
+++ b/doc/examples/wolfgangj.scm
@@ -0,0 +1,132 @@
+;; wolfgangj.scm -- Personal dmd configuration of Wolfgang Jährling.
+;; Copyright (C) 2002, 2003 Wolfgang Jährling <address@hidden>
+;;
+;; This file is part of the GNU Shepherd.
+;;
+;; The GNU Shepherd is free software; you can redistribute it and/or modify it
+;; under the terms of the GNU General Public License as published by
+;; the Free Software Foundation; either version 3 of the License, or (at
+;; your option) any later version.
+;;
+;; The GNU Shepherd is distributed in the hope that it will be useful, but
+;; WITHOUT ANY WARRANTY; without even the implied warranty of
+;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+;; GNU General Public License for more details.
+;;
+;; You should have received a copy of the GNU General Public License
+;; along with the GNU Shepherd.  If not, see <http://www.gnu.org/licenses/>.
+
+
+
+;; A few notes about the computer this setup is for: It is a PC
+;; running Debian GNU/Linux 3.0, on which I am usually using screen,
+;; which is why I need few terminals.  I am using it to connect to the
+;; internet via ISDN, but I'm also using it in my local network, in
+;; which case it is running Apache.  Because I don't want to have
+;; Apache running when I am online, I made Apache conflict with the
+;; ISDN setup.
+
+;; Laziness.
+(define (number->symbol num)
+  (string->symbol (number->string num)))
+
+;; Even more laziness.
+(define cat string-append)
+
+;; Some values for this system.
+(define getty "/sbin/getty")
+(define ifconfig "/sbin/ifconfig")
+(define isdnctrl "/usr/sbin/isdnctrl")
+
+(define inet-interface "ippp0")
+(define inet-dial (cat isdnctrl " dial " inet-interface))
+(define inet-hangup (cat isdnctrl " hangup " inet-interface))
+
+(define local-interface "eth0")
+(define local-ip "192.168.0.9")
+
+(define init.d-dir "/etc/init.d/")
+(define apache (cat init.d-dir "apache"))
+(define inet (cat init.d-dir "isdnutils"))
+(define exim (cat init.d-dir "exim"))
+
+;; Create a service providing a terminal.
+(define (make-term num)
+  (let ((sym (symbol-append 'term- (number->symbol num))))
+    (make <service>
+      #:provides (list sym)
+      #:respawn? #t
+      #:start (make-forkexec-constructor getty "38400"
+                                         (cat "tty" (number->string num)))
+      #:stop-delay? #t)))
+
+;; Number of terminals created by default.
+(define default-terms 3)
+
+;; How many terms have been created with `add-new-term'.
+(define term-counter 0)
+
+;; Add a new terminal to the list of registered services.
+(define (add-new-term)
+  (set! term-counter (+ term-counter 1))
+  (register-services (make-term term-counter)))
+
+(register-services
+ (make <service>
+   #:provides '(term)
+   #:actions (make-actions
+              (create "Create a new terminal."
+                      (lambda (running)
+                        (add-new-term)))
+              (counter-set "Set the terminal creation counter."
+                           (lambda (running num)
+                             (set! term-counter (string->number num))))
+              (status "Display the terminal creation counter."
+                      (lambda (running)
+                        (local-output "Terminal counter is at ~a."
+                                      term-counter)))))
+ (make <service>
+   #:provides '(apache insecurity)
+   #:requires '(local-net)
+   #:start (make-system-constructor apache " start")
+   #:stop (make-system-destructor apache " stop"))
+ (make <service>
+   #:provides '(inet insecurity)
+   #:start (make-system-constructor inet " start")
+   #:stop (make-system-destructor inet " stop")
+   #:actions (make-actions
+              (dial "Connect to the big, evil internet."
+                    (lambda (running)
+                      (system inet-dial)
+                      #t))
+              (hangup "Cut the internet connection."
+                      (lambda (running)
+                        (system inet-hangup)
+                        #t))))
+ (make <service>
+   #:provides '(local-net)
+   #:start (make-system-constructor ifconfig " " local-interface " " local-ip)
+   #:stop (make-system-destructor ifconfig " " local-interface " down"))
+ (make <service>
+   #:provides '(exim mailer-daemon)
+   #:requires '(inet)
+   #:start (make-system-constructor exim " start")
+   #:stop (make-system-destructor exim " stop")))
+
+;; Create a few terminals.
+(letrec ((loop (lambda (i)
+                 (and (not (zero? i))
+                      (begin
+                        (add-new-term)
+                        (loop (- i 1)))))))
+  (loop default-terms))
+
+;; Go into background.
+(action 'dmd 'daemonize)
+
+;; Setup internet, a mailer and a few terms.
+(for-each start
+          (append '(term inet mailer-daemon)
+                  (map (lambda (x)
+                         (symbol-append 'term- (number->symbol x)))
+                       (iota default-terms 1))))
diff --git a/examples/Makefile.am b/examples/Makefile.am
deleted file mode 100644
index 648b244..0000000
--- a/examples/Makefile.am
+++ /dev/null
@@ -1,3 +0,0 @@
-# examples/Makefile.am -- Add a few examples to the distribution.
-
-EXTRA_DIST = README _unknown.scm wolfgangj.scm
diff --git a/examples/README b/examples/README
deleted file mode 100644
index 86b4b6a..0000000
--- a/examples/README
+++ /dev/null
@@ -1,17 +0,0 @@
-Example configurations for dmd
-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-
-
-This directory contains personal configuration files and interesting
-configuration possibilities, the latter being in the files starting
-with an underscore character.  You can send me your configuration too
-(or your cute configuration code snippets), and I will include it
-here, provided that it is available under a license that makes it Free
-Software.  Note that for personal configurations I don't want
-ChangeLogs, since I won't maintain your configuration anyway :-) but
-changes in the snippets should be documented like other changes.
-
-Hint: If you send my your configuration, then not only can other
-people learn from it, but I can also make sure that I do not break
-your code too often by making incompatible changes, and if I do it
-anyway but notice it, I might tell you how to change the code to work
-with a new version.
diff --git a/examples/_unknown.scm b/examples/_unknown.scm
deleted file mode 100644
index 9e425df..0000000
--- a/examples/_unknown.scm
+++ /dev/null
@@ -1,153 +0,0 @@
-;; _unknown.scm -- An example for an `unknown' service.
-;; Copyright (C) 2003 Wolfgang Jährling <address@hidden>
-;;
-;; This file is part of the GNU Shepherd.
-;;
-;; The GNU Shepherd is free software; you can redistribute it and/or modify it
-;; under the terms of the GNU General Public License as published by
-;; the Free Software Foundation; either version 3 of the License, or (at
-;; your option) any later version.
-;;
-;; The GNU Shepherd is distributed in the hope that it will be useful, but
-;; WITHOUT ANY WARRANTY; without even the implied warranty of
-;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-;; GNU General Public License for more details.
-;;
-;; You should have received a copy of the GNU General Public License
-;; along with the GNU Shepherd.  If not, see <http://www.gnu.org/licenses/>.
-
-;; Return true if STR1 lacks a character that exists in STR2, but
-;; otherwise both are identical.
-(define (lacks-char-from? str1 str2)
-  (and (= (string-length str1)
-         (+ (string-length str2) 1))
-       (letrec ((next
-                (lambda (pos)
-                  (and (not (= pos (string-length str1)))
-                       (or (string=? str2
-                                     (string-append
-                                      (substring str1 0 pos)
-                                      (substring str1
-                                                 (+ pos 1)
-                                                 (string-length str1))))
-                           (next (+ pos 1)))))))
-        (next 0))))
-
-;; Return true if either of STR1 and STR2 lacks a character found in
-;; the other one, but otherwise both are identical (e.g. as is the
-;; case for "blah" and "bla").
-(define (differs-by-missing-char? str1 str2)
-  (or (lacks-char-from? str1 str2)
-      (lacks-char-from? str2 str1)))
-
-;; Return true if the only difference between STR1 and STR2 is that a
-;; successive pair of characters is switched in one of them.
-(define (differs-by-switched-chars? str1 str2)
-  (and (= (string-length str1)
-         (string-length str2))
-       (> (string-length str1) 1)
-       (letrec ((next
-                (lambda (pos)
-                  (and (not (= pos (string-length str1)))
-                       (or (string=? str2
-                                     (string-append
-                                      (substring str1 0 (- pos 1))
-                                      (string (string-ref str1 pos)
-                                              (string-ref str1 (- pos 1)))
-                                      (substring str1
-                                                 (+ pos 1)
-                                                 (string-length str1))))
-                           (next (+ pos 1)))))))
-        (next 1))))
-
-;; Return true if they differ by exactly one character (e.g. as is the
-;; case for "blah" and "bleh"), if it isn't the only one.
-(define (differs-by-one-char? str1 str2)  
-  (and (= (string-length str1)
-         (string-length str2))
-       (> (string-length str1) 1)
-       (letrec ((next
-                (lambda (pos found-difference)
-                  (if (= pos (string-length str1))
-                      found-difference
-                      (if (char=? (string-ref str1 pos)
-                                  (string-ref str2 pos))
-                          (next (+ pos 1) found-difference)
-                          (and (not found-difference)
-                               (next (+ pos 1) #t)))))))
-        (next 0 #f))))
-
-;; Return true if STR1 and STR2 are identical, except for case
-;; (e.g. this gives true for "foobar" and "FooBAR").
-(define (differs-only-in-case? str1 str2)
-  (and (not (string=? str1 str2))
-       (string-ci=? str1 str2)))
-
-;; Return true if STR1 and STR2 are `similar' strings, meaning that
-;; they only differ in a minor way.
-(define (similar? str1 str2)
-  (any (lambda (pred?)
-        (pred? str1 str2))
-       (list differs-by-missing-char?
-            differs-by-switched-chars?
-            differs-by-one-char?
-            differs-only-in-case?)))
-
-
-
-;; TODO
-;;  - We could look for non-running services first on `start' etc.
-;;  - We also should do `unknown-action' (if service is known)
-;;    - If doing this, we should enable the service to handle it
-;;  - Make this the `default unknown service'
-;;  - Messages if nothing found.
-
-;; Suggest a service that satisfies PRED?, if given, and has a name
-;; similar to SERVICE-SYMBOL.
-(define look-for-service
-  (case-lambda
-   ((service-symbol) (look-for-service service-symbol (lambda (x) #t)))
-   ((service-symbol pred?)
-    (call/ec
-     (lambda (return)
-       (for-each-service
-       (lambda (s)
-         (and (pred? s)
-              (similar? (symbol->string service-symbol)
-                        (symbol->string (canonical-name s)))
-              (begin
-                (format #t "Did you mean ~a maybe?" (canonical-name s))
-                (newline)
-                (return #t)))))
-       #f)))))
-
-;; The classical compose.
-(define (compose f g)
-  (lambda (x)
-    (f (g x)))
-
-(define unknown-service
-  (make <service>
-    #:provides '(unknown)
-    #:actions (make-actions
-              (start
-               "Called if user wants to start an unknown service."
-               (lambda (running service-sym . args)
-                 (or (look-for-service service-sym (compose not running?))
-                     (look-for-service service-sym))
-                 running))
-              (stop
-               "Called if user wants to stop an unknown service."
-               (lambda (running service-sym . args)
-                 (or (look-for-service service-sym running?)
-                     (look-for-service service-sym))
-                 running))
-              (action
-               "Called if user frobs an unknown service."
-               (lambda (running service-sym the-action . args)
-                 (or (look-for-service service-sym running?)
-                     (look-for-service service-sym))
-                 running)))))
-
-(register-services unknown-service)
-(start unknown-service)
diff --git a/examples/wolfgangj.scm b/examples/wolfgangj.scm
deleted file mode 100644
index b01ddd0..0000000
--- a/examples/wolfgangj.scm
+++ /dev/null
@@ -1,132 +0,0 @@
-;; wolfgangj.scm -- Personal dmd configuration of Wolfgang Jährling.
-;; Copyright (C) 2002, 2003 Wolfgang Jährling <address@hidden>
-;;
-;; This file is part of the GNU Shepherd.
-;;
-;; The GNU Shepherd is free software; you can redistribute it and/or modify it
-;; under the terms of the GNU General Public License as published by
-;; the Free Software Foundation; either version 3 of the License, or (at
-;; your option) any later version.
-;;
-;; The GNU Shepherd is distributed in the hope that it will be useful, but
-;; WITHOUT ANY WARRANTY; without even the implied warranty of
-;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-;; GNU General Public License for more details.
-;;
-;; You should have received a copy of the GNU General Public License
-;; along with the GNU Shepherd.  If not, see <http://www.gnu.org/licenses/>.
-
-
-
-;; A few notes about the computer this setup is for: It is a PC
-;; running Debian GNU/Linux 3.0, on which I am usually using screen,
-;; which is why I need few terminals.  I am using it to connect to the
-;; internet via ISDN, but I'm also using it in my local network, in
-;; which case it is running Apache.  Because I don't want to have
-;; Apache running when I am online, I made Apache conflict with the
-;; ISDN setup.
-
-;; Laziness.
-(define (number->symbol num)
-  (string->symbol (number->string num)))
-
-;; Even more laziness.
-(define cat string-append)
-
-;; Some values for this system.
-(define getty "/sbin/getty")
-(define ifconfig "/sbin/ifconfig")
-(define isdnctrl "/usr/sbin/isdnctrl")
-
-(define inet-interface "ippp0")
-(define inet-dial (cat isdnctrl " dial " inet-interface))
-(define inet-hangup (cat isdnctrl " hangup " inet-interface))
-
-(define local-interface "eth0")
-(define local-ip "192.168.0.9")
-
-(define init.d-dir "/etc/init.d/")
-(define apache (cat init.d-dir "apache"))
-(define inet (cat init.d-dir "isdnutils"))
-(define exim (cat init.d-dir "exim"))
-
-;; Create a service providing a terminal.
-(define (make-term num)
-  (let ((sym (symbol-append 'term- (number->symbol num))))
-    (make <service>
-      #:provides (list sym)
-      #:respawn? #t
-      #:start (make-forkexec-constructor getty "38400"
-                                         (cat "tty" (number->string num)))
-      #:stop-delay? #t)))
-
-;; Number of terminals created by default.
-(define default-terms 3)
-
-;; How many terms have been created with `add-new-term'.
-(define term-counter 0)
-
-;; Add a new terminal to the list of registered services.
-(define (add-new-term)
-  (set! term-counter (+ term-counter 1))
-  (register-services (make-term term-counter)))
-
-(register-services
- (make <service>
-   #:provides '(term)
-   #:actions (make-actions
-             (create "Create a new terminal."
-              (lambda (running)
-                (add-new-term)))
-             (counter-set "Set the terminal creation counter."
-              (lambda (running num)
-                (set! term-counter (string->number num))))
-             (status "Display the terminal creation counter."
-              (lambda (running)
-                (local-output "Terminal counter is at ~a."
-                              term-counter)))))
- (make <service>
-   #:provides '(apache insecurity)
-   #:requires '(local-net)
-   #:start (make-system-constructor apache " start")
-   #:stop (make-system-destructor apache " stop"))
- (make <service>
-   #:provides '(inet insecurity)
-   #:start (make-system-constructor inet " start")
-   #:stop (make-system-destructor inet " stop")
-   #:actions (make-actions
-             (dial "Connect to the big, evil internet."
-              (lambda (running)
-                (system inet-dial)
-                #t))
-             (hangup "Cut the internet connection."
-              (lambda (running)
-                (system inet-hangup)
-                #t))))
- (make <service>
-   #:provides '(local-net)
-   #:start (make-system-constructor ifconfig " " local-interface " " local-ip)
-   #:stop (make-system-destructor ifconfig " " local-interface " down"))
- (make <service>
-   #:provides '(exim mailer-daemon)
-   #:requires '(inet)
-   #:start (make-system-constructor exim " start")
-   #:stop (make-system-destructor exim " stop")))
-
-;; Create a few terminals.
-(letrec ((loop (lambda (i)
-                (and (not (zero? i))
-                     (begin
-                       (add-new-term)
-                       (loop (- i 1)))))))
-  (loop default-terms))
-
-;; Go into background.
-(action 'dmd 'daemonize)
-
-;; Setup internet, a mailer and a few terms.
-(for-each start
-         (append '(term inet mailer-daemon)
-                 (map (lambda (x)
-                        (symbol-append 'term- (number->symbol x)))
-                      (iota default-terms 1))))

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