1 | /* Copyright (C) 1997, 1998, 2000 Free Software Foundation, Inc. |
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2 | This file is part of the GNU C Library. |
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3 | |
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4 | The GNU C Library is free software; you can redistribute it and/or |
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5 | modify it under the terms of the GNU Lesser General Public |
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6 | License as published by the Free Software Foundation; either |
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7 | version 2.1 of the License, or (at your option) any later version. |
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8 | |
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9 | The GNU C Library is distributed in the hope that it will be useful, |
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10 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
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11 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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12 | Lesser General Public License for more details. |
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13 | |
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14 | You should have received a copy of the GNU Lesser General Public |
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15 | License along with the GNU C Library; if not, write to the Free |
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16 | Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA |
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17 | 02111-1307 USA. */ |
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18 | |
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19 | /* Modified for newlib by Jeff Johnston, May 30, 2002 */ |
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20 | |
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21 | #include <errno.h> |
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22 | #include <signal.h> |
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23 | #include <unistd.h> |
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24 | #include <string.h> |
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25 | |
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26 | #include <machine/syscall.h> |
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27 | |
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28 | #define __NR___rt_sigqueueinfo __NR_rt_sigqueueinfo |
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29 | |
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30 | extern uid_t __getuid(); |
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31 | extern pid_t __getpid(); |
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32 | |
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33 | static _syscall3(int,__rt_sigqueueinfo,int,pid,int,sig,siginfo_t *,info) |
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34 | |
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35 | /* Return any pending signal or wait for one for the given time. */ |
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36 | int |
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37 | __sigqueue (pid, sig, val) |
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38 | pid_t pid; |
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39 | int sig; |
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40 | const union sigval val; |
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41 | { |
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42 | siginfo_t info; |
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43 | |
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44 | /* First, clear the siginfo_t structure, so that we don't pass our |
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45 | stack content to other tasks. */ |
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46 | memset (&info, 0, sizeof (siginfo_t)); |
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47 | /* We must pass the information about the data in a siginfo_t value. */ |
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48 | info.si_signo = sig; |
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49 | info.si_code = SI_QUEUE; |
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50 | info.si_pid = __getpid (); |
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51 | info.si_uid = __getuid (); |
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52 | info.si_value = val; |
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53 | |
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54 | return __rt_sigqueueinfo(pid, sig, &info); |
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55 | } |
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56 | weak_alias (__sigqueue, sigqueue) |
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