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include(CheckIncludeFile)
include(CheckSymbolExists)
include(CheckStructMember)
include(CheckTypeSize)
check_include_file(dirent.h HAVE_DIRENT_H) # dbus-sysdeps-util.c
check_include_file(io.h HAVE_IO_H) # internal
check_include_file(grp.h HAVE_GRP_H) # dbus-sysdeps-util-win.c
check_include_file(sys/poll.h HAVE_POLL) # dbus-sysdeps.c, dbus-sysdeps-win.c
check_include_file(sys/time.h HAVE_SYS_TIME_H)# dbus-sysdeps-win.c
check_include_file(sys/wait.h HAVE_SYS_WAIT_H)# dbus-sysdeps-win.c
check_include_file(time.h HAVE_TIME_H) # dbus-sysdeps-win.c
check_include_file(unistd.h HAVE_UNISTD_H) # dbus-sysdeps-util-win.c
check_include_file(stdio.h HAVE_STDIO_H) # dbus-sysdeps.h
check_symbol_exists(backtrace "execinfo.h" HAVE_BACKTRACE) # dbus-sysdeps.c, dbus-sysdeps-win.c
check_symbol_exists(getgrouplist "grp.h" HAVE_GETGROUPLIST) # dbus-sysdeps.c
check_symbol_exists(getpeerucred "ucred.h" HAVE_GETPEERUCRED) # dbus-sysdeps.c, dbus-sysdeps-win.c
check_symbol_exists(nanosleep "time.h" HAVE_NANOSLEEP) # dbus-sysdeps.c
check_symbol_exists(getpwnam_r "errno.h pwd.h" HAVE_POSIX_GETPWNAM_R) # dbus-sysdeps-util-unix.c
check_symbol_exists(setenv "stdlib.h" HAVE_SETENV) # dbus-sysdeps.c
check_symbol_exists(socketpair "sys/socket.h.h" HAVE_SOCKETPAIR) # dbus-sysdeps.c
check_symbol_exists(unsetenv "stdlib.h" HAVE_UNSETENV) # dbus-sysdeps.c
check_symbol_exists(writev "sys/uio.h" HAVE_WRITEV) # dbus-sysdeps.c, dbus-sysdeps-win.c
check_struct_member(cmsgcred cmcred_pid "sys/types.h sys/socket.h" HAVE_CMSGCRED) # dbus-sysdeps.c
# missing:
# HAVE_ABSTRACT_SOCKETS
# DBUS_HAVE_GCC33_GCOV
check_type_size("short" SIZEOF_SHORT)
check_type_size("int" SIZEOF_INT)
check_type_size("long" SIZEOF_LONG)
check_type_size("long long" SIZEOF_LONG_LONG)
check_type_size("__int64" SIZEOF___INT64)
# DBUS_INT64_TYPE
if(SIZEOF_INT EQUAL 8)
set (DBUS_HAVE_INT64 1)
set (DBUS_INT64_TYPE "int")
else(SIZEOF_INT EQUAL 8)
if(SIZEOF_LONG EQUAL 8)
set (DBUS_HAVE_INT64 1)
set (DBUS_INT64_TYPE "long")
else(SIZEOF_LONG EQUAL 8)
if(SIZEOF_LONG_LONG EQUAL 8)
set (DBUS_HAVE_INT64 1)
set (DBUS_INT64_TYPE "long long")
else(SIZEOF_LONG_LONG EQUAL 8)
if(SIZEOF___INT64 EQUAL 8)
set (DBUS_HAVE_INT64 1)
set (DBUS_INT64_TYPE "__int64")
endif(SIZEOF___INT64 EQUAL 8)
endif(SIZEOF_LONG_LONG EQUAL 8)
endif(SIZEOF_LONG EQUAL 8)
endif(SIZEOF_INT EQUAL 8)
# DBUS_INT32_TYPE
if(SIZEOF_INT EQUAL 4)
set (DBUS_INT32_TYPE "int")
else(SIZEOF_INT EQUAL 4)
if(SIZEOF_LONG EQUAL 4)
set (DBUS_INT32_TYPE "long")
else(SIZEOF_LONG EQUAL 4)
if(SIZEOF_LONG_LONG EQUAL 4)
set (DBUS_INT32_TYPE "long long")
endif(SIZEOF_LONG_LONG EQUAL 4)
endif(SIZEOF_LONG EQUAL 4)
endif(SIZEOF_INT EQUAL 4)
# DBUS_INT16_TYPE
if(SIZEOF_INT EQUAL 2)
set (DBUS_INT16_TYPE "int")
else(SIZEOF_INT EQUAL 2)
if(SIZEOF_SHORT EQUAL 2)
set (DBUS_INT16_TYPE "short")
endif(SIZEOF_SHORT EQUAL 2)
endif(SIZEOF_INT EQUAL 2)
find_program(DOXYGEN doxygen)
find_program(XMLTO xmlto)
write_file("${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeTmp/cmake_try_compile.c" "#include <stdarg.h>
void f (int i, ...) {
va_list args1, args2;
va_start (args1, i);
va_copy (args2, args1);
if (va_arg (args2, int) != 42 || va_arg (args1, int) != 42)
exit (1);
va_end (args1); va_end (args2);
}
int main() {
f (0, 42);
return 0;
}
")
try_compile(DBUS_HAVE_VA_COPY
${CMAKE_BINARY_DIR}
${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeTmp/cmake_try_compile.c)
if(DBUS_HAVE_VA_COPY)
SET(DBUS_VA_COPY va_copy CACHE STRING "va_copy function")
else(DBUS_HAVE_VA_COPY)
write_file("${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeTmp/cmake_try_compile.c" "#include <stdarg.h>
void f (int i, ...) {
va_list args1, args2;
va_start (args1, i);
__va_copy (args2, args1);
if (va_arg (args2, int) != 42 || va_arg (args1, int) != 42)
exit (1);
va_end (args1); va_end (args2);
}
int main() {
f (0, 42);
return 0;
}
")
try_compile(DBUS_HAVE_VA_COPY
${CMAKE_BINARY_DIR}
${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeTmp/cmake_try_compile.c)
if(DBUS_HAVE___VA_COPY)
SET(DBUS_VA_COPY __va_copy CACHE STRING "va_copy function")
endif(DBUS_HAVE___VA_COPY)
endif(DBUS_HAVE_VA_COPY)
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