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authorLaurent Bercot <ska-skaware@skarnet.org>2015-03-06 19:36:09 +0000
committerLaurent Bercot <ska-skaware@skarnet.org>2015-03-06 19:36:09 +0000
commit5d169a719b1614774a86b837b4bc9a7c41fa1110 (patch)
tree298e298f76ed1f2560c8d392b6a26bf7baa75143
parentc8edbcd86c1f4157e3998fb0d81c9a576b0f1f0a (diff)
downloads6-portable-utils-2.0.4.0.tar.xz
- Added new options to s6-pausev2.0.4.0
- version: 2.0.4.0
-rw-r--r--doc/index.html2
-rw-r--r--doc/s6-pause.html27
-rw-r--r--doc/upgrade.html6
-rw-r--r--package/deps.mak2
-rw-r--r--package/info2
-rw-r--r--src/skaembutils/deps-exe/s6-pause1
-rw-r--r--src/skaembutils/s6-pause.c43
7 files changed, 73 insertions, 10 deletions
diff --git a/doc/index.html b/doc/index.html
index 6f18572..54a515c 100644
--- a/doc/index.html
+++ b/doc/index.html
@@ -76,7 +76,7 @@ library. </li>
<ul>
<li> The current released version of s6-portable-utils is
-<a href="s6-portable-utils-2.0.3.0.tar.gz">2.0.3.0</a>. </li>
+<a href="s6-portable-utils-2.0.4.0.tar.gz">2.0.4.0</a>. </li>
<li> Alternatively, you can checkout a copy of the s6-portable-utils git repository:
<pre> git clone git://git.skarnet.org/s6-portable-utils </pre> </li>
</ul>
diff --git a/doc/s6-pause.html b/doc/s6-pause.html
index edb129f..3e0cbf8 100644
--- a/doc/s6-pause.html
+++ b/doc/s6-pause.html
@@ -24,16 +24,31 @@
<h2> Interface </h2>
<pre>
- s6-pause
+ s6-pause [ -t ] [ -h ] [ -a ] [ -q ] [ -b ] [ -i ] [ -p <em>signals</em> ]
</pre>
+<h2> Options </h2>
+
+<ul>
+ <li> <tt>-t</tt>&nbsp;: ignore SIGTERM </li>
+ <li> <tt>-h</tt>&nbsp;: ignore SIGHUP </li>
+ <li> <tt>-a</tt>&nbsp;: ignore SIGALRM </li>
+ <li> <tt>-q</tt>&nbsp;: ignore SIGQUIT </li>
+ <li> <tt>-b</tt>&nbsp;: ignore SIGABRT </li>
+ <li> <tt>-i</tt>&nbsp;: ignore SIGINT </li>
+ <li> <tt>-p&nbsp;<em>signals</em></tt>&nbsp;: ignore the signals
+listed in <em>signals</em>, which must be a comma-separated list of
+signal numbers. </li>
+</ul>
+
<h2> Usage notes </h2>
-<p>
- s6-pause is one of the smallest possible long-lived programs. It can be
-used to emulate a running service with the least possible resource
-consumption.
-</p>
+<ul>
+ <li> s6-pause is one of the smallest possible long-lived programs. It uses
+as few resources as the kernel will allow. </li>
+ <li> The options can be used to wait for a specific signal without being
+killed by others. </li>
+</ul>
</body>
</html>
diff --git a/doc/upgrade.html b/doc/upgrade.html
index 1b5cdbb..b3c9f87 100644
--- a/doc/upgrade.html
+++ b/doc/upgrade.html
@@ -17,6 +17,12 @@
<h1> What has changed in s6-portable-utils </h1>
+<h2> in 2.0.4.0 </h2>
+
+<ul>
+ <li> New options in <a href="s6-pause.html">s6-pause</a>. </li>
+</ul>
+
<h2> in 2.0.3.0 </h2>
<ul>
diff --git a/package/deps.mak b/package/deps.mak
index d5b641d..d5de160 100644
--- a/package/deps.mak
+++ b/package/deps.mak
@@ -94,7 +94,7 @@ s6-nice: src/skaembutils/s6-nice.o -lskarnet
s6-nuke: private EXTRA_LIBS :=
s6-nuke: src/skaembutils/s6-nuke.o -lskarnet
s6-pause: private EXTRA_LIBS :=
-s6-pause: src/skaembutils/s6-pause.o
+s6-pause: src/skaembutils/s6-pause.o -lskarnet
s6-printenv: private EXTRA_LIBS :=
s6-printenv: src/skaembutils/s6-printenv.o -lskarnet
s6-quote: private EXTRA_LIBS :=
diff --git a/package/info b/package/info
index 5eb0354..e624d73 100644
--- a/package/info
+++ b/package/info
@@ -1,4 +1,4 @@
package=s6-portable-utils
-version=2.0.3.0
+version=2.0.4.0
category=admin
package_macro_name=S6_PORTABLE_UTILS
diff --git a/src/skaembutils/deps-exe/s6-pause b/src/skaembutils/deps-exe/s6-pause
index e69de29..e7187fe 100644
--- a/src/skaembutils/deps-exe/s6-pause
+++ b/src/skaembutils/deps-exe/s6-pause
@@ -0,0 +1 @@
+-lskarnet
diff --git a/src/skaembutils/s6-pause.c b/src/skaembutils/s6-pause.c
index 8eafdce..acb1f41 100644
--- a/src/skaembutils/s6-pause.c
+++ b/src/skaembutils/s6-pause.c
@@ -1,9 +1,50 @@
/* ISC license. */
#include <unistd.h>
+#include <signal.h>
+#include <skalibs/uint.h>
+#include <skalibs/sgetopt.h>
+#include <skalibs/strerr2.h>
+#include <skalibs/sig.h>
-int main ()
+#define USAGE "s6-pause [ -t ] [ -h ] [ -a ] [ -q ] [ -b ] [ -i ] [ -p signal,signal... ]"
+#define dieusage() strerr_dieusage(100, USAGE)
+
+#define MAX 64
+
+int main (int argc, char const *const *argv)
{
+ PROG = "s6-pause" ;
+ unsigned int sigs[MAX] ;
+ unsigned int nsig = 0 ;
+ {
+ subgetopt_t l = SUBGETOPT_ZERO ;
+ for (;;)
+ {
+ register int opt = subgetopt_r(argc, argv, "thaqbip:", &l) ;
+ if (opt == -1) break ;
+ switch (opt)
+ {
+ case 't' : if (nsig >= MAX) dieusage() ; sigs[nsig++] = SIGTERM ;
+ case 'h' : if (nsig >= MAX) dieusage() ; sigs[nsig++] = SIGHUP ;
+ case 'a' : if (nsig >= MAX) dieusage() ; sigs[nsig++] = SIGALRM ;
+ case 'q' : if (nsig >= MAX) dieusage() ; sigs[nsig++] = SIGQUIT ;
+ case 'b' : if (nsig >= MAX) dieusage() ; sigs[nsig++] = SIGABRT ;
+ case 'i' : if (nsig >= MAX) dieusage() ; sigs[nsig++] = SIGINT ;
+ case 'p' :
+ {
+ unsigned int n ;
+ if (!uint_scanlist(sigs + nsig, MAX - nsig, l.arg, &n)) dieusage() ;
+ nsig += n ;
+ break ;
+ }
+ default : dieusage() ;
+ }
+ }
+ argc -= l.ind ; argv += l.ind ;
+ }
+
+ while (nsig--) sig_ignore(sigs[nsig]) ;
pause() ;
return 0 ;
}