;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021 Ludovic Courtès <ludo@gnu.org>
;;; Copyright © 2015 David Thompson <davet@gnu.org>
;;; Copyright © 2020 Simon South <simon@simonsouth.net>
;;; Copyright © 2020 Mathieu Othacehe <m.othacehe@gmail.com>
;;;
;;; This file is part of GNU Guix.
;;;
;;; GNU Guix 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.
;;;
;;; GNU Guix 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 GNU Guix.  If not, see <http://www.gnu.org/licenses/>.

(define-module (tes</td></tr></table>
<table class='tabs'><tr><td>
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<option value='grep'>log msg</option>
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<input type='submit' value='search'/>
</form>
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<div class='path'>path: <a href='/guix/diff/?id=aae2b445a4c13649d2711e9ee1f17fae72bdea19'>root</a>/<a href='/guix/diff/gnu?id=aae2b445a4c13649d2711e9ee1f17fae72bdea19'>gnu</a>/<a href='/guix/diff/gnu/packages?id=aae2b445a4c13649d2711e9ee1f17fae72bdea19'>packages</a>/<a href='/guix/diff/gnu/packages/textutils.scm?id=aae2b445a4c13649d2711e9ee1f17fae72bdea19'>textutils.scm</a></div><div class='content'><div class='cgit-panel'><b>diff options</b><form method='get'><input type='hidden' name='id' value='aae2b445a4c13649d2711e9ee1f17fae72bdea19'/><table><tr><td colspan='2'/></tr><tr><td class='label'>context:</td><td class='ctrl'><select name='context' onchange='this.form.submit();'><option value='1'>1</option><option value='2'>2</option><option value='3' selected='selected'>3</option><option value='4'>4</option><option value='5'>5</option><option value='6'>6</option><option value='7'>7</option><option value='8'>8</option><option value='9'>9</option><option value='10'>10</option><option value='15'>15</option><option value='20'>20</option><option value='25'>25</option><option value='30'>30</option><option value='35'>35</option><option value='40'>40</option></select></td></tr><tr><td class='label'>space:</td><td class='ctrl'><select name='ignorews' onchange='this.form.submit();'><option value='0' selected='selected'>include</option><option value='1'>ignore</option></select></td></tr><tr><td class='label'>mode:</td><td class='ctrl'><select name='dt' onchange='this.form.submit();'><option value='0' selected='selected'>unified</option><option value='1'>ssdiff</option><option value='2'>stat only</option></select></td></tr><tr><td/><td class='ctrl'><noscript><input type='submit' value='reload'/></noscript></td></tr></table></form></div><div class='diffstat-header'><a href='/guix/diff/?id=aae2b445a4c13649d2711e9ee1f17fae72bdea19'>Diffstat</a> (limited to 'gnu/packages/textutils.scm')</div><table summary='diffstat' class='diffstat'><tr><td class='mode'>-rw-r--r--</td><td class='upd'><a href='/guix/diff/gnu/packages/textutils.scm?id=aae2b445a4c13649d2711e9ee1f17fae72bdea19'>gnu/packages/textutils.scm</a></td><td class='right'>24</td><td class='graph'><table summary='file diffstat' width='24%'><tr><td class='add' style='width: 100.0%;'/><td class='rem' style='width: 0.0%;'/><td class='none' style='width: 0.0%;'/></tr></table></td></tr>
</table><div class='diffstat-summary'>1 files changed, 24 insertions, 0 deletions</div><table summary='diff' class='diff'><tr><td><div class='head'>diff --git a/gnu/packages/textutils.scm b/gnu/packages/textutils.scm<br/>index 95a8ad1da9..9f7cdddcad 100644<br/>--- a/<a href='/guix/tree/gnu/packages/textutils.scm?id=b73547e17994d09411278f482621f7866754b76d'>gnu/packages/textutils.scm</a><br/>+++ b/<a href='/guix/tree/gnu/packages/textutils.scm?id=aae2b445a4c13649d2711e9ee1f17fae72bdea19'>gnu/packages/textutils.scm</a></div><div class='hunk'>@@ -1,6 +1,7 @@</div><div class='ctx'> ;;; GNU Guix --- Functional package management for GNU</div><div class='ctx'> ;;; Copyright © 2015 Taylan Ulrich Bayırlı/Kammer &lt;taylanbayirli@gmail.com&gt;</div><div class='ctx'> ;;; Copyright © 2015 Ricardo Wurmus &lt;rekado@elephly.net&gt;</div><div class='add'>+;;; Copyright © 2015 Ben Woodcroft &lt;donttrustben@gmail.com&gt;</div><div class='ctx'> ;;;</div><div class='ctx'> ;;; This file is part of GNU Guix.</div><div class='ctx'> ;;;</div><div class='hunk'>@@ -153,3 +154,26 @@ encoding, supporting Unicode version 7.0.")</div><div class='ctx'>      "libgtextutils is a text utilities library used by the fastx toolkit from</div><div class='ctx'> the Hannon Lab.")</div><div class='ctx'>     (license license:agpl3+)))</div><div class='add'>+</div><div class='add'>+(define-public cityhash</div><div class='add'>+  (let ((commit "8af9b8c")</div><div class='add'>+        (revision "1"))</div><div class='add'>+    (package</div><div class='add'>+      (name "cityhash")</div><div class='add'>+      (version (string-append "1.1." revision "." commit))</div><div class='add'>+      (source (origin</div><div class='add'>+                (method git-fetch)</div><div class='add'>+                (uri (git-reference</div><div class='add'>+                      (url "https://github.com/google/cityhash.git")</div><div class='add'>+                      (commit commit)))</div><div class='add'>+                (file-name (string-append name "-" version ".tar.gz"))</div><div class='add'>+                (sha256</div><div class='add'>+                 (base32</div><div class='add'>+                  "0n6skf5dv8yfl1ckax8dqhvsbslkwc9158zf2ims0xqdvzsahbi6"))))</div><div class='add'>+    (build-system gnu-build-system)</div><div class='add'>+    (home-page "https://github.com/google/cityhash")</div><div class='add'>+    (synopsis "C++ hash functions for strings")</div><div class='add'>+    (description</div><div class='add'>+     "CityHash provides hash functions for strings.  The functions mix the</div><div class='add'>+input bits thoroughly but are not suitable for cryptography.")</div><div class='add'>+    (license license:expat))))</div></td></tr></table></div> <!-- class=content -->
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(lambda (port)
               (format port "0 ~d 1" (getgid))))
           (display "go!\n" parent)
           (let ((result (read parent)))
             (close parent)
             (and (zero? (match (waitpid pid)
                           ((_ . status)
                            (status:exit-val status))))
                  result)))))))))

(test-equal "scandir*, ENOENT"
  ENOENT
  (catch 'system-error
    (lambda ()
      (scandir* "/does/not/exist"))
    (lambda args
      (system-error-errno args))))

(test-equal "scandir*, ASCII file names"
  (scandir (dirname (search-path %load-path "guix/base32.scm"))
           (const #t) string<?)
  (match (scandir* (dirname (search-path %load-path "guix/base32.scm")))
    (((names . properties) ...)
     names)))

(test-equal "scandir*, UTF-8 file names"
  '("." ".." "α" "λ")
  (call-with-temporary-directory
   (lambda (directory)
     ;; Wrap 'creat' to make sure that we really pass a UTF-8-encoded file
     ;; name to the system call.
     (let ((creat (pointer->procedure int
                                      (dynamic-func "creat" (dynamic-link))
                                      (list '* int))))
       (creat (string->pointer (string-append directory "/α")
                               "UTF-8")
              #o644)
       (creat (string->pointer (string-append directory "/λ")
                               "UTF-8")
              #o644)
       (let ((locale (setlocale LC_ALL)))
         (dynamic-wind
           (lambda ()
             ;; Make sure that even in a C locale we get the right result.
             (setlocale LC_ALL "C"))
           (lambda ()
             (match (scandir* directory)
               (((names . properties) ...)
                names)))
           (lambda ()
             (setlocale LC_ALL locale))))))))

(test-assert "scandir*, properties"
  (let ((directory (dirname (search-path %load-path "guix/base32.scm"))))
    (every (lambda (entry name)
             (match entry
               ((name2 . properties)
                (and (string=? name2 name)
                     (let* ((full  (string-append directory "/" name))
                            (stat  (lstat full))
                            (inode (assoc-ref properties 'inode))
                            (type  (assoc-ref properties 'type)))
                       (and (= inode (stat:ino stat))
                            (or (eq? type 'unknown)
                                (eq? type (stat:type stat)))))))))
           (scandir* directory)
           (scandir directory (const #t) string<?))))

(false-if-exception (delete-file temp-file))
(test-assert "getxattr, setxattr"
  (let ((key "user.translator")
        (value "/hurd/pfinet\0")
        (file (open-file temp-file "w0")))
    (catch 'system-error
      (lambda ()
        (setxattr temp-file key value)
        (string=? (getxattr temp-file key) value))
      (lambda args
        ;; Accept ENOTSUP, if the file-system does not support extended user
        ;; attributes.
        (memv (system-error-errno args) (list ENOTSUP))))))

(false-if-exception (delete-file temp-file))
(test-equal "fcntl-flock wait"
  42                                              ; the child's exit status
  (let ((file (open-file temp-file "w0b")))
    ;; Acquire an exclusive lock.
    (fcntl-flock file 'write-lock)
    (match (primitive-fork)
      (0
       (dynamic-wind
         (const #t)
         (lambda ()
           ;; Reopen FILE read-only so we can have a read lock.
           (let ((file (open-file temp-file "r0b")))
             ;; Wait until we can acquire the lock.
             (fcntl-flock file 'read-lock)
             (primitive-exit (read file)))
           (primitive-exit 1))
         (lambda ()
           (primitive-exit 2))))
      (pid
       ;; Write garbage and wait.
       (display "hello, world!"  file)
       (force-output file)
       (sleep 1)

       ;; Write the real answer.
       (seek file 0 SEEK_SET)
       (truncate-file file 0)
       (write 42 file)
       (force-output file)

       ;; Unlock, which should let the child continue.
       (fcntl-flock file 'unlock)

       (match (waitpid pid)
         ((_  . status)
          (let ((result (status:exit-val status)))
            (close-port file)
            result)))))))

(test-equal "fcntl-flock non-blocking"
  EAGAIN                                          ; the child's exit status
  (match (pipe)
    ((input . output)
     (match (primitive-fork)
       (0
        (dynamic-wind
          (const #t)
          (lambda ()
            (close-port output)

            ;; Wait for the green light.
            (read-char input)

            ;; Open FILE read-only so we can have a read lock.
            (let ((file (open-file temp-file "w0")))
              (catch 'flock-error
                (lambda ()
                  ;; This attempt should throw EAGAIN.
                  (fcntl-flock file 'write-lock #:wait? #f))
                (lambda (key errno)
                  (primitive-exit (pk 'errno errno)))))
            (primitive-exit -1))
          (lambda ()
            (primitive-exit -2))))
       (pid
        (close-port input)
        (let ((file (open-file temp-file "w0")))
          ;; Acquire an exclusive lock.
          (fcntl-flock file 'write-lock)

          ;; Tell the child to continue.
          (write 'green-light output)
          (force-output output)

          (match (waitpid pid)
            ((_  . status)
             (let ((result (status:exit-val status)))
               (fcntl-flock file 'unlock)
               (close-port file)
               result)))))))))

(test-equal "set-thread-name"
  "Syscall Test"
  (let ((name (thread-name)))
    (set-thread-name "Syscall Test")
    (let ((new-name (thread-name)))
      (set-thread-name name)
      new-name)))

(test-assert "all-network-interface-names"
  (match (all-network-interface-names)
    (((? string? names) ..1)
     (member "lo" names))))

(test-assert "network-interface-names"
  (match (remove (lambda (interface)
                   ;; Ignore interface aliases since they don't show up in
                   ;; (all-network-interface-names).
                   (string-contains interface ":"))
                 (network-interface-names))
    (((? string? names) ..1)
     (lset<= string=? names (all-network-interface-names)))))

(test-assert "network-interface-flags"
  (let* ((sock  (socket AF_INET SOCK_STREAM 0))
         (flags (network-interface-flags sock "lo")))
    (close-port sock)
    (and (not (zero? (logand flags IFF_LOOPBACK)))
         (not (zero? (logand flags IFF_UP))))))

(test-equal "loopback-network-interface?"
  ENODEV
  (and (loopback-network-interface? "lo")
       (catch 'system-error
         (lambda ()
           (loopback-network-interface? "nonexistent")
           #f)
         (lambda args
           (system-error-errno args)))))

(test-equal "loopback-network-interface-running?"
  ENODEV
  (and (network-interface-running? "lo")
       (catch 'system-error
         (lambda ()
           (network-interface-running? "nonexistent")
           #f)
         (lambda args
           (system-error-errno args)))))

(test-skip (if (zero? (getuid)) 1 0))
(test-assert "set-network-interface-flags"
  (let ((sock (socket AF_INET SOCK_STREAM 0)))
    (catch 'system-error
      (lambda ()
        (set-network-interface-flags sock "lo" IFF_UP))
      (lambda args
        (close-port sock)
        ;; We get EPERM with Linux 3.18ish and EACCES with 2.6.32.
        (memv (system-error-errno args) (list EPERM EACCES))))))

(test-equal "network-interface-address lo"
  (make-socket-address AF_INET (inet-pton AF_INET "127.0.0.1") 0)
  (let* ((sock (socket AF_INET SOCK_STREAM 0))
         (addr (network-interface-address sock "lo")))
    (close-port sock)
    addr))

(test-skip (if (zero? (getuid)) 1 0))
(test-assert "set-network-interface-address"
  (let ((sock (socket AF_INET SOCK_STREAM 0)))
    (catch 'system-error
      (lambda ()
        (set-network-interface-address sock "nonexistent"
                                       (make-socket-address
                                        AF_INET
                                        (inet-pton AF_INET "127.12.14.15")
                                        0)))
      (lambda args
        (close-port sock)
        ;; We get EPERM with Linux 3.18ish and EACCES with 2.6.32.
        (memv (system-error-errno args) (list EPERM EACCES))))))

(test-equal "network-interface-netmask lo"
  (make-socket-address AF_INET (inet-pton AF_INET "255.0.0.0") 0)
  (let* ((sock (socket AF_INET SOCK_STREAM 0))
         (addr (network-interface-netmask sock "lo")))
    (close-port sock)
    addr))

(test-skip (if (zero? (getuid)) 1 0))
(test-assert "set-network-interface-netmask"
  (let ((sock (socket AF_INET SOCK_STREAM 0)))
    (catch 'system-error
      (lambda ()
        (set-network-interface-netmask sock "nonexistent"
                                       (make-socket-address
                                        AF_INET
                                        (inet-pton AF_INET "255.0.0.0")
                                        0)))
      (lambda args
        (close-port sock)
        (memv (system-error-errno args) (list EPERM EACCES))))))

(test-equal "network-interfaces returns one or more interfaces"
  '(#t #t #t)
  (match (network-interfaces)
    ((interfaces ..1)
     (list (every interface? interfaces)
           (every string? (map interface-name interfaces))
           (every (lambda (sockaddr)
                    ;; Sometimes interfaces have no associated address.
                    (or (vector? sockaddr)
                        (not sockaddr)))
                  (map interface-address interfaces))))))

(test-equal "network-interfaces returns \"lo\""
  (list #t (make-socket-address AF_INET (inet-pton AF_INET "127.0.0.1") 0))
  (match (filter (lambda (interface)
                   (string=? "lo" (interface-name interface)))
                 (network-interfaces))
    ((loopbacks ..1)
     (list (every (lambda (lo)
                    (not (zero? (logand IFF_LOOPBACK (interface-flags lo)))))
                  loopbacks)
           (match (find (lambda (lo)
                          (= AF_INET (sockaddr:fam (interface-address lo))))
                        loopbacks)
             (#f #f)
             (lo (interface-address lo)))))))

(test-skip (if (zero? (getuid)) 1 0))
(test-assert "add-network-route/gateway"
  (let ((sock    (socket AF_INET SOCK_STREAM 0))
        (gateway (make-socket-address AF_INET
                                      (inet-pton AF_INET "192.168.0.1")
                                      0)))
    (catch 'system-error
      (lambda ()
        (add-network-route/gateway sock gateway))
      (lambda args
        (close-port sock)
        (memv (system-error-errno args) (list EPERM EACCES))))))

(test-skip (if (zero? (getuid)) 1 0))
(test-assert "delete-network-route"
  (let ((sock        (socket AF_INET SOCK_STREAM 0))
        (destination (make-socket-address AF_INET INADDR_ANY 0)))
    (catch 'system-error
      (lambda ()
        (delete-network-route sock destination))
      (lambda args
        (close-port sock)
        (memv (system-error-errno args) (list EPERM EACCES))))))

(test-equal "tcgetattr ENOTTY"
  ENOTTY
  (catch 'system-error
    (lambda ()
      (call-with-input-file "/dev/null"
        (lambda (port)
          (tcgetattr (fileno port)))))
    (compose system-error-errno list)))

(test-skip (if (and (file-exists? "/proc/self/fd/0")
                    (string-prefix? "/dev/pts/" (readlink "/proc/self/fd/0")))
               0
               2))

(test-assert "tcgetattr"
  (let ((termios (tcgetattr 0)))
    (and (termios? termios)
         (> (termios-input-speed termios) 0)
         (> (termios-output-speed termios) 0))))

(test-assert "tcsetattr"
  (let ((first (tcgetattr 0)))
    (tcsetattr 0 (tcsetattr-action TCSANOW) first)
    (equal? first (tcgetattr 0))))

(test-assert "terminal-window-size ENOTTY"
  (call-with-input-file "/dev/null"
    (lambda (port)
      (catch 'system-error
        (lambda ()
          (terminal-window-size port))
        (lambda args
          ;; Accept EINVAL, which some old Linux versions might return.
          (memv (system-error-errno args)
                (list ENOTTY EINVAL)))))))

(test-assert "terminal-columns"
  (> (terminal-columns) 0))

(test-assert "terminal-columns non-file port"
  (> (terminal-columns (open-input-string "Join us now, share the software!"))
     0))

(test-assert "terminal-rows"
  (> (terminal-rows) 0))

(test-assert "openpty"
  (let ((head inferior (openpty)))
    (and (integer? head) (integer? inferior)
         (let ((port (fdopen inferior "r+0")))
           (and (isatty? port)
                (begin
                  (close-port port)
                  (close-fdes head)
                  #t))))))

(test-equal "openpty + login-tty"
  '(hello world)
  (let ((head inferior (openpty)))
    (match (primitive-fork)
      (0
       (dynamic-wind
         (const #t)
         (lambda ()
           (setvbuf (current-input-port) 'none)
           (close-fdes head)
           (login-tty inferior)
           (write (read))
           (read))                          ;this gets EIO when HEAD is closed
         (lambda ()
           (primitive-_exit 42))))
      (pid
       (close-fdes inferior)
       (let ((head (fdopen head "r+0")))
         (write '(hello world) head)
         (let ((result (read head)))
           (close-port head)
           (waitpid pid)
           result))))))

(test-assert "utmpx-entries"
  (match (utmpx-entries)
    (((? utmpx? entries) ...)
     (every (lambda (entry)
              (match (utmpx-user entry)
                ((? string?)
                 ;; Ensure we have a valid PID for those entries where it
                 ;; makes sense.
                 (or (not (memv (utmpx-login-type entry)
                                (list (login-type INIT_PROCESS)
                                      (login-type LOGIN_PROCESS)
                                      (login-type USER_PROCESS))))
                     (> (utmpx-pid entry) 0)))
                (#f                               ;might be DEAD_PROCESS
                 #t)))
            entries))))

(test-assert "read-utmpx, EOF"
  (eof-object? (read-utmpx (%make-void-port "r"))))

(unless (access? "/var/run/utmpx" O_RDONLY)
  (test-skip 1))
(test-assert "read-utmpx"
  (let ((result (call-with-input-file "/var/run/utmpx" read-utmpx)))
    (or (utmpx? result) (eof-object? result))))

(when (zero? (getuid))
  (test-skip 1))
(test-equal "add-to-entropy-count"
  EPERM
  (call-with-output-file "/dev/urandom"
    (lambda (port)
      (catch 'system-error
        (lambda ()
          (add-to-entropy-count port 77)
          #f)
        (lambda args
          (system-error-errno args))))))

(test-end)

(false-if-exception (delete-file temp-file))