We want to allow builds in chroots that lack /bin/sh.  Thus, system(3)
and popen(3) need to be tweaked to use the right shell.  For the bootstrap
glibc, we just use whatever `sh' can be found in $PATH.  The final glibc
instead uses the hard-coded absolute file name of `bash'.

--- a/sysdeps/posix/system.c
+++ b/sysdeps/posix/system.c
@@ -106,8 +106,8 @@ do_system (const char *line)
       (void) UNBLOCK;
 
       /* Exec the shell.  */
-      (void) __execve (SHELL_PATH, (char *const *) new_argv, __environ);
+      (void) execvp (SHELL_NAME, (char *const *) new_argv);
       _exit (127);
     }
   else if (pid < (pid_t) 0)
     /* The fork failed.  */
--- a/libio/iopopen.c
+++ b/libio/iopopen.c
@@ -170,7 +170,7 @@ _IO_new_proc_open (fp, command, mode)
       for (p = proc_file_chain; p; p = p->next)
 	_IO_close (_IO_fileno ((_IO_FILE *) p));
 
-      _IO_execl ("/bin/sh", "sh", "-c", command, (char *) 0);
+      execlp ("sh", "sh", "-c", command, (char *) 0);
       _IO__exit (127);
     }
   _IO_close (child_end);


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<div class='path'>path: <a href='/guix/log/?id=fbebccf7f6459a7543defbbdb98abd26e9ac56e6'>root</a>/<a href='/guix/log/gnu?id=fbebccf7f6459a7543defbbdb98abd26e9ac56e6'>gnu</a>/<a href='/guix/log/gnu/packages?id=fbebccf7f6459a7543defbbdb98abd26e9ac56e6'>packages</a>/<a href='/guix/log/gnu/packages/ntp.scm?id=fbebccf7f6459a7543defbbdb98abd26e9ac56e6'>ntp.scm</a></div><div class='content'><table class='list nowrap'><tr class='nohover'><th class='left'>Age</th><th class='left'>Commit message (<a href='/guix/log/gnu/packages/ntp.scm?id=fbebccf7f6459a7543defbbdb98abd26e9ac56e6&amp;showmsg=1'>Expand</a>)</th><th class='left'>Author</th></tr>
<tr><td><span title='2018-08-17 03:49:19 +0200'>2018-08-17</span></td><td><a href='/guix/commit/gnu/packages/ntp.scm?id=e2749d7576bedb8c4a322a26c23bcc4f10cfbb61'>gnu: ntp: Update to 4.2.8p12 [fix CVE-2018-12327].</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/ntp.scm (ntp): Update to 4.2.8p12.
</span></span></td><td>Tobias Geerinckx-Rice</td></tr>
<tr><td><span title='2018-06-30 03:46:18 +0200'>2018-06-30</span></td><td><a href='/guix/commit/gnu/packages/ntp.scm?id=232568581b1a13619c3adb0e3362da0f38c7a1f1'>gnu: tlsdate: Bump COMPILE_DATE.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/ntp.scm (tlsdate)[arguments]: Set COMPILE_DATE to
2018-06-28.
</span></span></td><td>Tobias Geerinckx-Rice</td></tr>
<tr><td><span title='2018-06-29 15:25:23 +0200'>2018-06-29</span></td><td><a href='/guix/commit/gnu/packages/ntp.scm?id=efc1fd32880e7936ff5dc29e472cb26763559637'>gnu: tlsdate: Return #t from phases.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/ntp.scm (tlsdate)[arguments]: Substitute INVOKE for
SYSTEM*.
</span></span></td><td>Tobias Geerinckx-Rice</td></tr>
<tr><td><span title='2018-04-11 01:03:46 +0200'>2018-04-11</span></td><td><a href='/guix/commit/gnu/packages/ntp.scm?id=0927b5bed6ca3e64e7f2eb5cf4c5daf2b99d3310'>gnu: tlsdate: Fix compilation on aarch64-linux-gnu.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/ntp.scm (tlsdate)[arguments]: Add #:configure-flags.
</span></span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2018-03-28 14:59:47 -0400'>2018-03-28</span></td><td><a href='/guix/commit/gnu/packages/ntp.scm?id=935806b822d898737f80d73cc615fba85bf8b0a7'>gnu: ntp: Update to 4.2.8p11 [security-fixes].</a><span class='msg-avail'>...<span class='msg-tooltip'>Fixes CVE-2016-1549 and CVE-2018-{7170,7182,7183,7184,7185}.

* gnu/packages/ntp.scm (ntp): Update to 4.2.8p11.
</span></span></td><td>Leo Famulari</td></tr>
<tr><td><span title='2018-03-05 08:46:28 +0200'>2018-03-05</span></td><td><a href='/guix/commit/gnu/packages/ntp.scm?id=16718b6776b6cb918cddb3abb3bfcf2405b0b297'>services: Add openntpd service.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/ntp.scm (openntpd)[arguments]: Add 'configure-flags to
set openntpd daemon's user and localstatedir. Add a custom phase to not
try to create said directory at install time.
* gnu/services/networking.scm (&lt;openntpd-configuration&gt;): New record type.
(openntpd-shepherd-service, openntpd-service-activation): New procedures.
(openntpd-service-type): New variable.
* doc/guix.texi (Networking Services): Add openntpd documentation.
</span></span></td><td>Efraim Flashner</td></tr>
<tr><td><span title='2017-11-27 13:29:18 -0500'>2017-11-27</span></td><td><a href='/guix/commit/gnu/packages/ntp.scm?id=080e023d45d4553ad419ee9f09088ad3a110a512'>gnu: openntpd: Enable use of TLS-based time constraints.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/ntp.scm (openntpd)[inputs]: Add libressl.
</span></span></td><td>Leo Famulari</td></tr>
<tr><td><span title='2017-11-26 22:33:18 +0200'>2017-11-26</span></td><td><a href='/guix/commit/gnu/packages/ntp.scm?id=6dbad376a23d6031e135fadead4410d9a2d1fa68'>gnu: openntpd: Update to 6.2p3.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/ntp.scm (openntpd): Update to 6.2p3.
</span></span></td><td>Efraim Flashner</td></tr>