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authorRoland McGrath <roland@hack.frob.com>2012-03-02 16:50:06 -0800
committerRoland McGrath <roland@hack.frob.com>2012-03-02 16:52:01 -0800
commitd9a17c075e61609bee2b2c3014b53f8630f533a4 (patch)
tree5a5e4fea365808b94153776a884cab7481383e92 /manual/examples/sigusr.c
parent7181dda8d5bf4f793181f7a672b8605adcb6b700 (diff)
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BZ #13792: License manual example source files under GPL.
Diffstat (limited to 'manual/examples/sigusr.c')
-rw-r--r--manual/examples/sigusr.c21
1 files changed, 19 insertions, 2 deletions
diff --git a/manual/examples/sigusr.c b/manual/examples/sigusr.c
index 11e3ceee8f..5bfbc80716 100644
--- a/manual/examples/sigusr.c
+++ b/manual/examples/sigusr.c
@@ -1,3 +1,20 @@
+/* Using kill for Communication
+ Copyright (C) 1991-2012 Free Software Foundation, Inc.
+
+ This program 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 2
+ of the License, or (at your option) any later version.
+
+ This program 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 this program; if not, if not, see <http://www.gnu.org/licenses/>.
+*/
+
/*@group*/
#include <signal.h>
#include <stdio.h>
@@ -8,14 +25,14 @@
/* When a @code{SIGUSR1} signal arrives, set this variable. */
volatile sig_atomic_t usr_interrupt = 0;
-void
+void
synch_signal (int sig)
{
usr_interrupt = 1;
}
/* The child process executes this function. */
-void
+void
child_function (void)
{
/* Perform initialization. */