1 files changed, 65 insertions, 0 deletions
diff --git a/include/AddScgBits.cmake b/include/AddScgBits.cmake
new file mode 100644
index 0000000..6aaff73
--- /dev/null
+++ b/include/AddScgBits.cmake
@@ -0,0 +1,65 @@
+
+IF(NOT GUARD_SCGCONFIG)
+   SET(GUARD_SCGCONFIG 1)
+
+
+LIST(APPEND EXTRA_LIBS "usal")
+
+INCLUDE(CheckIncludeFiles)
+CHECK_INCLUDE_FILES("stdio.h;camlib.h" HAVE_CAMLIB_H)
+
+IF(HAVE_CAMLIB_H)
+
+   # quick an dirty, should better become a variable used by libusal only,
+   # analogous to SCG_SELF_LIBS
+   ADD_DEFINITIONS(-DHAVE_CAMLIB_H)
+
+   LIST(APPEND EXTRA_LIBS "cam")
+   LIST(APPEND SCG_SELF_LIBS "cam")
+
+ENDIF(HAVE_CAMLIB_H)
+
+FIND_LIBRARY(HAVE_LIBVOLMGT "volmgt")
+IF(HAVE_LIBVOLMGT)
+   LIST(APPEND EXTRA_LIBS "volmgt")
+   LIST(APPEND SCG_SELF_LIBS "volmgt")
+ENDIF(HAVE_LIBVOLMGT)
+
+   INCLUDE(CheckCSourceCompiles)
+
+   SET(TESTSRC "
+#include <sys/types.h>
+#include <sys/socket.h>
+
+int main(int argc, char **argv) {
+   return socket(AF_INET, SOCK_STREAM, 0);
+}
+")
+
+SET(CMAKE_REQUIRED_LIBRARIES )
+   CHECK_C_SOURCE_COMPILES("${TESTSRC}" LIBC_SOCKET)
+
+IF(NOT LIBC_SOCKET)
+   LIST(APPEND EXTRA_LIBS -lsocket)
+   #MESSAGE("Using libsocket for socket functions")
+ENDIF(NOT LIBC_SOCKET)
+
+
+   SET(TESTSRC "
+#include <sched.h>
+struct sched_param scp;
+         int main(int argc, char **argv) {
+         return sched_setscheduler(0, SCHED_RR, &scp);
+         }
+")
+
+
+SET(CMAKE_REQUIRED_LIBRARIES )
+   CHECK_C_SOURCE_COMPILES("${TESTSRC}" LIBC_SCHED)
+
+IF(NOT LIBC_SCHED)
+   LIST(APPEND EXTRA_LIBS -lrt)
+   #MESSAGE("Using librt for realtime functions")
+ENDIF(NOT LIBC_SCHED)
+
+ENDIF(NOT GUARD_SCGCONFIG)