dhcp-agent-commits Mailing List for dhcp-agent (Page 29)

SourceForge Headquarters 225 Broadway Suite 1600 San Diego, CA 92101 +1 (858) 422-6466

Update of /cvsroot/dhcp-agent/dhcp-agent
In directory usw-pr-cvs1:/tmp/cvs-serv8642

Modified Files:
	acconfig.h acinclude.m4 aclocal.m4 config.h.in configure 
	configure.in 
Log Message:
Check for kill(pid, 0) behaviour.


Index: acconfig.h
===================================================================
RCS file: /cvsroot/dhcp-agent/dhcp-agent/acconfig.h,v
retrieving revision 1.5
retrieving revision 1.6
diff -C2 -d -r1.5 -r1.6
*** acconfig.h	6 Jun 2002 23:59:00 -0000	1.5
--- acconfig.h	10 Jun 2002 23:15:20 -0000	1.6
***************
*** 13,14 ****
--- 13,17 ----
  /* have sig_atomic_t */
  #undef HAVE_SIG_ATOMIC_T
+ 
+ /* kill(pid, 0) can be used to detect a process we can signal */
+ #undef KILL_SIGNAL_DETECT

Index: acinclude.m4
===================================================================
RCS file: /cvsroot/dhcp-agent/dhcp-agent/acinclude.m4,v
retrieving revision 1.5
retrieving revision 1.6
diff -C2 -d -r1.5 -r1.6
*** acinclude.m4	6 Jun 2002 03:25:04 -0000	1.5
--- acinclude.m4	10 Jun 2002 23:15:20 -0000	1.6
***************
*** 154,155 ****
--- 154,204 ----
  ], [ac_have_primacros_h="1"], 
          AC_MSG_ERROR([I could not generate replacement C99 macros for stdint types! sorry I cannot carry on!]))])
+ 
+ AC_DEFUN(AC_WF_CHECK_KILL_SIGNAL_DETECT,
+ [AC_MSG_CHECKING(if kill can be used to detect a process that can be signaled)
+ AC_TRY_RUN([
+ /* Check the behaviour of kill(pid, 0).
+  * We expect it to return 0 for an existing process that we can
+  * signal, and < 0 otherwise.
+  */
+ 
+ #include <stdlib.h> 
+ #include <stdio.h>
+ 
+ #include <sys/types.h>
+ #include <sys/wait.h>
+ #include <signal.h>
+ #include <unistd.h>
+ 
+ int main(int argc, char *argv[])
+ {
+     pid_t child_pid;
+     int kill_existing, kill_nonexisting;
+     int wait_status;
+ 
+     child_pid = fork();
+ 
+     if (child_pid == -1) {
+         perror("fork");
+         exit(1);
+     } else if (child_pid == 0) {
+ 	(void)sleep(3600);
+         _exit(0);
+     }
+ 
+     kill_existing = kill(child_pid, 0);
+ 
+     (void)kill(child_pid, SIGTERM);
+     (void)wait(&wait_status);
+ 
+     kill_nonexisting = kill(child_pid, 0);
+ 
+     if (kill_existing == 0 && kill_nonexisting < 0)
+         exit(0); /* the behaviour we expect */
+     else
+         fprintf(stderr, "error: returned (%d,%d); expecting (0,-1)\n",
+                 kill_existing, kill_nonexisting);
+ 
+     exit(1);
+ }
+ ], [AC_DEFINE(KILL_SIGNAL_DETECT) AC_MSG_RESULT(yes)], [AC_MSG_RESULT(no)])])

Index: aclocal.m4
===================================================================
RCS file: /cvsroot/dhcp-agent/dhcp-agent/aclocal.m4,v
retrieving revision 1.5
retrieving revision 1.6
diff -C2 -d -r1.5 -r1.6
*** aclocal.m4	6 Jun 2002 03:25:04 -0000	1.5
--- aclocal.m4	10 Jun 2002 23:15:20 -0000	1.6
***************
*** 1,5 ****
! dnl aclocal.m4 generated automatically by aclocal 1.4-p4
  
! dnl Copyright (C) 1994, 1995-8, 1999 Free Software Foundation, Inc.
  dnl This file is free software; the Free Software Foundation
  dnl gives unlimited permission to copy and/or distribute it,
--- 1,5 ----
! dnl aclocal.m4 generated automatically by aclocal 1.4-p5
  
! dnl Copyright (C) 1994, 1995-8, 1999, 2001 Free Software Foundation, Inc.
  dnl This file is free software; the Free Software Foundation
  dnl gives unlimited permission to copy and/or distribute it,
***************
*** 167,170 ****
--- 167,219 ----
          AC_MSG_ERROR([I could not generate replacement C99 macros for stdint types! sorry I cannot carry on!]))])
  
+ AC_DEFUN(AC_WF_CHECK_KILL_SIGNAL_DETECT,
+ [AC_MSG_CHECKING(if kill can be used to detect a process that can be signaled)
+ AC_TRY_RUN([
+ /* Check the behaviour of kill(pid, 0).
+  * We expect it to return 0 for an existing process that we can
+  * signal, and < 0 otherwise.
+  */
+ 
+ #include <stdlib.h> 
+ #include <stdio.h>
+ 
+ #include <sys/types.h>
+ #include <sys/wait.h>
+ #include <signal.h>
+ #include <unistd.h>
+ 
+ int main(int argc, char *argv[])
+ {
+     pid_t child_pid;
+     int kill_existing, kill_nonexisting;
+     int wait_status;
+ 
+     child_pid = fork();
+ 
+     if (child_pid == -1) {
+         perror("fork");
+         exit(1);
+     } else if (child_pid == 0) {
+ 	(void)sleep(3600);
+         _exit(0);
+     }
+ 
+     kill_existing = kill(child_pid, 0);
+ 
+     (void)kill(child_pid, SIGTERM);
+     (void)wait(&wait_status);
+ 
+     kill_nonexisting = kill(child_pid, 0);
+ 
+     if (kill_existing == 0 && kill_nonexisting < 0)
+         exit(0); /* the behaviour we expect */
+     else
+         fprintf(stderr, "error: returned (%d,%d); expecting (0,-1)\n",
+                 kill_existing, kill_nonexisting);
+ 
+     exit(1);
+ }
+ ], [AC_DEFINE(KILL_SIGNAL_DETECT) AC_MSG_RESULT(yes)], [AC_MSG_RESULT(no)])])
+ 
  # Do all the work for Automake.  This macro actually does too much --
  # some checks are only needed if your package does certain things.
***************
*** 176,180 ****
  dnl AM_INIT_AUTOMAKE(package,version, [no-define])
  
! AC_DEFUN(AM_INIT_AUTOMAKE,
  [AC_REQUIRE([AC_PROG_INSTALL])
  PACKAGE=[$1]
--- 225,229 ----
  dnl AM_INIT_AUTOMAKE(package,version, [no-define])
  
! AC_DEFUN([AM_INIT_AUTOMAKE],
  [AC_REQUIRE([AC_PROG_INSTALL])
  PACKAGE=[$1]
***************
*** 204,208 ****
  #
  
! AC_DEFUN(AM_SANITY_CHECK,
  [AC_MSG_CHECKING([whether build environment is sane])
  # Just in case
--- 253,257 ----
  #
  
! AC_DEFUN([AM_SANITY_CHECK],
  [AC_MSG_CHECKING([whether build environment is sane])
  # Just in case
***************
*** 245,249 ****
  dnl AM_MISSING_PROG(NAME, PROGRAM, DIRECTORY)
  dnl The program must properly implement --version.
! AC_DEFUN(AM_MISSING_PROG,
  [AC_MSG_CHECKING(for working $2)
  # Run test in a subshell; some versions of sh will print an error if
--- 294,298 ----
  dnl AM_MISSING_PROG(NAME, PROGRAM, DIRECTORY)
  dnl The program must properly implement --version.
! AC_DEFUN([AM_MISSING_PROG],
  [AC_MSG_CHECKING(for working $2)
  # Run test in a subshell; some versions of sh will print an error if
***************
*** 261,265 ****
  # Like AC_CONFIG_HEADER, but automatically create stamp file.
  
! AC_DEFUN(AM_CONFIG_HEADER,
  [AC_PREREQ([2.12])
  AC_CONFIG_HEADER([$1])
--- 310,314 ----
  # Like AC_CONFIG_HEADER, but automatically create stamp file.
  
! AC_DEFUN([AM_CONFIG_HEADER],
  [AC_PREREQ([2.12])
  AC_CONFIG_HEADER([$1])

Index: config.h.in
===================================================================
RCS file: /cvsroot/dhcp-agent/dhcp-agent/config.h.in,v
retrieving revision 1.10
retrieving revision 1.11
diff -C2 -d -r1.10 -r1.11
*** config.h.in	7 Jun 2002 00:04:37 -0000	1.10
--- config.h.in	10 Jun 2002 23:15:20 -0000	1.11
***************
*** 15,18 ****
--- 15,21 ----
  #undef HAVE_SIG_ATOMIC_T
  
+ /* kill(pid, 0) can be used to detect a process we can signal */
+ #undef KILL_SIGNAL_DETECT
+ 
  /* default client work directory */
  #undef CLIENT_WORK_DIR

Index: configure
===================================================================
RCS file: /cvsroot/dhcp-agent/dhcp-agent/configure,v
retrieving revision 1.18
retrieving revision 1.19
diff -C2 -d -r1.18 -r1.19
*** configure	7 Jun 2002 12:51:12 -0000	1.18
--- configure	10 Jun 2002 23:15:20 -0000	1.19
***************
*** 1,5 ****
  #! /bin/sh
  # Guess values for system-dependent variables and create Makefiles.
! # Generated by Autoconf 2.50 for dhcp-agent 0.36.
  #
  # Report bugs to <tm...@wh...>.
--- 1,5 ----
  #! /bin/sh
  # Guess values for system-dependent variables and create Makefiles.
! # Generated by Autoconf 2.52 for dhcp-agent 0.36.
  #
[...3165 lines suppressed...]
     { (exit 1); exit 1; }; }
--- 3868,3872 ----
           else
             # /dev/null tree
!            { { echo "$as_me:3870: error: cannot find input file: $f" >&5
  echo "$as_me: error: cannot find input file: $f" >&2;}
     { (exit 1); exit 1; }; }
***************
*** 3840,3844 ****
    if test x"$ac_file" != x-; then
      if cmp -s $ac_file $tmp/config.h 2>/dev/null; then
!       { echo "$as_me:3842: $ac_file is unchanged" >&5
  echo "$as_me: $ac_file is unchanged" >&6;}
      else
--- 3985,3989 ----
    if test x"$ac_file" != x-; then
      if cmp -s $ac_file $tmp/config.h 2>/dev/null; then
!       { echo "$as_me:3987: $ac_file is unchanged" >&5
  echo "$as_me: $ac_file is unchanged" >&6;}
      else

Index: configure.in
===================================================================
RCS file: /cvsroot/dhcp-agent/dhcp-agent/configure.in,v
retrieving revision 1.18
retrieving revision 1.19
diff -C2 -d -r1.18 -r1.19
*** configure.in	7 Jun 2002 12:51:13 -0000	1.18
--- configure.in	10 Jun 2002 23:15:20 -0000	1.19
***************
*** 47,50 ****
--- 47,54 ----
  AC_SUBST(DHCP_SNPRINTF)
  
+ dnl check if kill(pid, 0) can be used to detect a process we can signal
+ 
+ AC_WF_CHECK_KILL_SIGNAL_DETECT
+ 
  dnl check for types

2002	Jan	Feb (33)	Mar	Apr	May (19)	Jun (61)	Jul (12)	Aug	Sep (5)	Oct (31)	Nov (24)	Dec (56)
2003	Jan (9)	Feb	Mar (16)	Apr (4)	May (68)	Jun (70)	Jul (100)	Aug (54)	Sep	Oct	Nov	Dec
2004	Jan	Feb (1)	Mar	Apr	May (7)	Jun (12)	Jul	Aug	Sep	Oct	Nov	Dec
2007	Jan (1)	Feb	Mar (1)	Apr (4)	May (1)	Jun	Jul (1)	Aug (1)	Sep (8)	Oct (5)	Nov (6)	Dec (4)
2008	Jan (9)	Feb (20)	Mar (32)	Apr (18)	May (19)	Jun (12)	Jul (23)	Aug (7)	Sep (15)	Oct (22)	Nov (50)	Dec (68)
2009	Jan (63)	Feb (23)	Mar (43)	Apr (50)	May (110)	Jun (103)	Jul (71)	Aug (26)	Sep (16)	Oct (31)	Nov (8)	Dec (13)
2010	Jan (6)	Feb (6)	Mar (36)	Apr (57)	May (67)	Jun (70)	Jul (44)	Aug (46)	Sep (27)	Oct (2)	Nov	Dec
2011	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov (1)	Dec
2013	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct (2)	Nov	Dec

dhcp-agent-commits Mailing List for dhcp-agent (Page 29)

dhcp-agent-commits — cvs commits