Find power related system tools instead of hardcode them

Signed-off-by: Denis Kozadaev <denis@dilos.org>
(cherry picked from commit 3c23abfd84440d769bc20707e04cb356ddb48c1a)

4 files changed, 99 insertions, 22 deletions

diff --git a/ConfigureChecks.cmake b/ConfigureChecks.cmake
index 926b29a43..244a6e48a 100644
--- a/ConfigureChecks.cmake
+++ b/ConfigureChecks.cmake
@@ -593,6 +593,92 @@ if( BUILD_KCONTROL OR BUILD_TDM )
     endif()
     set( KSTAT_LIBRARIES "" )
   endif( )
+
+  if( NOT DEFINED REBOOT_BINARY )
+    message( STATUS "Looking for reboot" )
+    find_program( REBOOT_BINARY reboot
+                  HINTS /sbin
+                        /usr/sbin
+    )
+    if( REBOOT_BINARY )
+      message( STATUS "Looking for reboot - ${REBOOT_BINARY}" )
+    endif( REBOOT_BINARY )
+  endif( NOT DEFINED REBOOT_BINARY )
+
+  if( NOT DEFINED POWEROFF_BINARY )
+    message( STATUS "Looking for poweroff" )
+    find_program( POWEROFF_BINARY poweroff
+                  HINTS /sbin
+                        /usr/sbin
+    )
+    if( POWEROFF_BINARY )
+      message( STATUS "Looking for poweroff - ${POWEROFF_BINARY}" )
+    endif( POWEROFF_BINARY )
+  endif( NOT DEFINED POWEROFF_BINARY )
+
+  if( NOT DEFINED HALT_BINARY )
+    message( STATUS "Looking for halt" )
+    find_program( HALT_BINARY halt
+                  HINTS /sbin
+                        /usr/sbin
+    )
+    if( HALT_BINARY )
+      message( STATUS "Looking for halt - ${HALT_BINARY}" )
+    endif( HALT_BINARY )
+  endif( NOT DEFINED HALT_BINARY )
+
+  if( NOT DEFINED SHUTDOWN_BINARY )
+    message( STATUS "Looking for shutdown" )
+    find_program( SHUTDOWN_BINARY shutdown
+                  HINTS /sbin
+                        /usr/sbin
+    )
+    if( SHUTDOWN_BINARY )
+      message( STATUS "Looking for shutdown - ${SHUTDOWN_BINARY}" )
+    endif( SHUTDOWN_BINARY )
+  endif( NOT DEFINED SHUTDOWN_BINARY )
+
+  if( ${CMAKE_SYSTEM_NAME} MATCHES "SunOS" )
+    # SunOS based systems
+    if( NOT REBOOT_BINARY AND SHUTDOWN_BINARY )
+      # emulate reboot
+      set( REBOOT_BINARY "${SHUTDOWN_BINARY} -y -i 6")
+    endif( NOT REBOOT_BINARY AND SHUTDOWN_BINARY )
+
+    if( NOT POWEROFF_BINARY AND SHUTDOWN_BINARY )
+      # emulate poweroff
+      set( POWEROFF_BINARY "${SHUTDOWN_BINARY} -y -i 5")
+    endif( NOT POWEROFF_BINARY AND SHUTDOWN_BINARY )
+
+  else( ) # default condition
+    if( NOT REBOOT_BINARY AND SHUTDOWN_BINARY )
+      # emulate reboot
+      set( REBOOT_BINARY "${SHUTDOWN_BINARY} -r now")
+    endif( NOT REBOOT_BINARY AND SHUTDOWN_BINARY )
+
+    if( NOT POWEROFF_BINARY AND SHUTDOWN_BINARY )
+      # emulate poweroff
+      set( POWEROFF_BINARY "${SHUTDOWN_BINARY} -h now")
+    endif( NOT POWEROFF_BINARY AND SHUTDOWN_BINARY )
+
+    if( NOT POWEROFF_BINARY AND HALT_BINARY )
+      # emulate poweroff
+      set( POWEROFF_BINARY "${HALT_BINARY} -p")
+    endif( NOT POWEROFF_BINARY AND HALT_BINARY )
+
+  endif( ${CMAKE_SYSTEM_NAME} MATCHES "SunOS" )
+
+  if( NOT REBOOT_BINARY )
+    tde_message_fatal( "reboot command is not defined" )
+  endif( NOT REBOOT_BINARY )
+
+  if( NOT POWEROFF_BINARY )
+    tde_message_fatal( "poweroff command is not defined" )
+  endif( NOT POWEROFF_BINARY )
+
+  message( STATUS "poweroff - ${POWEROFF_BINARY}" )
+  message( STATUS "reboot - ${REBOOT_BINARY}" )
+
 endif( BUILD_KCONTROL OR BUILD_TDM )
 
 check_include_files( "sys/time.h;sys/loadavg.h" HAVE_SYS_LOADAVG_H )
diff --git a/config.h.cmake b/config.h.cmake
index 09baec618..fec3909f4 100644
--- a/config.h.cmake
+++ b/config.h.cmake
@@ -238,3 +238,7 @@
 
 // TDE man installation folder
 #define TDE_MANDIR "@MAN_INSTALL_DIR@"
+
+// System control binaries used in kcontrol/tdm
+#define POWEROFF_BINARY "@POWEROFF_BINARY@"
+#define REBOOT_BINARY "@REBOOT_BINARY@"
diff --git a/kcontrol/tdm/tdm-shut.cpp b/kcontrol/tdm/tdm-shut.cpp
index 14e681d18..da120ae4c 100644
--- a/kcontrol/tdm/tdm-shut.cpp
+++ b/kcontrol/tdm/tdm-shut.cpp
@@ -17,6 +17,8 @@
     Boston, MA 02110-1301, USA.
 */
 
+#include "config.h"
+
 #include <unistd.h>
 #include <sys/types.h>
 
@@ -91,7 +93,7 @@ TDMSessionsWidget::TDMSessionsWidget(TQWidget *parent, const char *name)
       bm_combo = new KBackedComboBox( group4 );
       bm_combo->insertItem("None", i18n("boot manager", "None"));
       bm_combo->insertItem("Grub", i18n("Grub"));
-#if defined(__linux__) && ( defined(__i386__) || defined(__amd64__) )
+#if defined(Q_OS_LINUX) && ( defined(__i386__) || defined(__amd64__) )
       bm_combo->insertItem("Lilo", i18n("Lilo"));
 #endif
       TQLabel *bm_label = new TQLabel( bm_combo, i18n("Boot manager:"), group4 );
@@ -208,12 +210,8 @@ void TDMSessionsWidget::load()
   readSD(sdrcombo, "Root");
 
   config->setGroup("Shutdown");
-  restart_lined->setURL(config->readEntry("RebootCmd", "/sbin/reboot"));
-#if defined(__OpenBSD__)
-  shutdown_lined->setURL(config->readEntry("HaltCmd", "/sbin/halt -p"));
-#else
-  shutdown_lined->setURL(config->readEntry("HaltCmd", "/sbin/poweroff"));
-#endif
+  restart_lined->setURL(config->readEntry("RebootCmd", REBOOT_BINARY));
+  shutdown_lined->setURL(config->readEntry("HaltCmd", POWEROFF_BINARY));
 
   bm_combo->setCurrentId(config->readEntry("BootManager", "None"));
 }
@@ -222,8 +220,8 @@ void TDMSessionsWidget::load()
 
 void TDMSessionsWidget::defaults()
 {
-  restart_lined->setURL("/sbin/reboot");
-  shutdown_lined->setURL("/sbin/poweroff");
+  restart_lined->setURL(REBOOT_BINARY);
+  shutdown_lined->setURL(POWEROFF_BINARY);
 
   sdlcombo->setCurrentItem(SdAll);
   sdrcombo->setCurrentItem(SdRoot);
diff --git a/tdm/config.def b/tdm/config.def
index 7ffdd2376..43de11c71 100644
--- a/tdm/config.def
+++ b/tdm/config.def
@@ -33,19 +33,8 @@
 #define TDMCONF KDE_CONFDIR "/tdm"
 #define TDMDATA KDE_DATADIR "/tdm"
 
-#ifdef _AIX
-# define HALT_CMD	"/usr/sbin/shutdown -h now"
-# define REBOOT_CMD	"/usr/sbin/shutdown -r now"
-#elif defined(BSD)
-# define HALT_CMD	"/sbin/shutdown -h now"
-# define REBOOT_CMD	"/sbin/shutdown -r now"
-#elif defined(__SVR4)
-# define HALT_CMD	"/usr/sbin/halt"
-# define REBOOT_CMD	"/usr/sbin/reboot"
-#else
-# define HALT_CMD	"/sbin/poweroff"
-# define REBOOT_CMD	"/sbin/reboot"
-#endif
+# define HALT_CMD	POWEROFF_BINARY
+# define REBOOT_CMD	REBOOT_BINARY
 
 #if defined(BSD) || defined(__linux__)
 # define DEF_USER_PATH "/usr/local/bin:/usr/bin:/bin:/usr/X11R6/bin:/usr/games"