-#--------------------------------------------------------------------------------------------------
-
-set(makecontext_CPPFLAGS_2 "")
-if(HAVE_MAKECONTEXT OR WIN32)
- set(makecontext_CPPFLAGS "-DTEST_makecontext")
- if(CMAKE_SYSTEM_NAME MATCHES "Darwin")
- set(makecontext_CPPFLAGS_2 "-D_XOPEN_SOURCE=700")
- endif()
-
- if(WIN32)
- if(ARCH_32_BITS)
- set(makecontext_CPPFLAGS "-DTEST_makecontext -D_I_X86_")
- else()
- set(makecontext_CPPFLAGS "-DTEST_makecontext -D_AMD64_")
- endif()
- set(makecontext_CPPFLAGS_2 "-D_XBT_WIN32 -I${CMAKE_HOME_DIRECTORY}/src/include -I${CMAKE_HOME_DIRECTORY}/src/xbt")
- endif()
-
- file(REMOVE ${CMAKE_BINARY_DIR}/conftestval)
-
- if(CMAKE_CROSSCOMPILING)
- set(RUN_makecontext_VAR "cross")
- set(COMPILE_makecontext_VAR "cross")
- else()
- try_run(RUN_makecontext_VAR COMPILE_makecontext_VAR
- ${CMAKE_BINARY_DIR}
- ${CMAKE_HOME_DIRECTORY}/tools/cmake/test_prog/prog_stacksetup.c
- COMPILE_DEFINITIONS "${makecontext_CPPFLAGS} ${makecontext_CPPFLAGS_2}"
- )
- endif()
-
- if(EXISTS ${CMAKE_BINARY_DIR}/conftestval)
- file(READ ${CMAKE_BINARY_DIR}/conftestval MAKECONTEXT_ADDR_SIZE)
- string(REPLACE "\n" "" MAKECONTEXT_ADDR_SIZE "${MAKECONTEXT_ADDR_SIZE}")
- string(REGEX MATCH ;^.*,;MAKECONTEXT_ADDR "${MAKECONTEXT_ADDR_SIZE}")
- string(REGEX MATCH ;,.*$; MAKECONTEXT_SIZE "${MAKECONTEXT_ADDR_SIZE}")
- string(REPLACE "," "" makecontext_addr "${MAKECONTEXT_ADDR}")
- string(REPLACE "," "" makecontext_size "${MAKECONTEXT_SIZE}")
- set(pth_skaddr_makecontext "#define pth_skaddr_makecontext(skaddr,sksize) (${makecontext_addr})")
- set(pth_sksize_makecontext "#define pth_sksize_makecontext(skaddr,sksize) (${makecontext_size})")
- else()
- # message(FATAL_ERROR "makecontext is not compilable")
- endif()
-endif()
-
-#--------------------------------------------------------------------------------------------------
-
-### check for stackgrowth
-if (NOT CMAKE_CROSSCOMPILING)
- try_run(RUN_makecontext_VAR COMPILE_makecontext_VAR
- ${CMAKE_BINARY_DIR}
- ${CMAKE_HOME_DIRECTORY}/tools/cmake/test_prog/prog_stackgrowth.c
- RUN_OUTPUT_VARIABLE stack
- )
-endif()
-if("${stack}" STREQUAL "down")
- set(PTH_STACKGROWTH "-1")
-elseif("${stack}" STREQUAL "up")
- set(PTH_STACKGROWTH "1")
-else()
- if("${CMAKE_SYSTEM_PROCESSOR}" STREQUAL "x86_64")
- set(PTH_STACKGROWTH "-1")
- elseif("${CMAKE_SYSTEM_PROCESSOR}" STREQUAL "i686")
- set(PTH_STACKGROWTH "-1")
- else()
- message(ERROR "Could not figure the stack direction.")
- endif()
-endif()
-
-###############
-## System checks
-##
-
-#SG_CONFIGURE_PART([System checks...])
-#AC_PROG_CC(xlC gcc cc) -auto
-#AM_SANITY_CHECK -auto
-
-#AC_PROG_MAKE_SET
-
-#AC_CHECK_VA_COPY
-
-set(diff_va "va_copy((d),(s))"
- "VA_COPY((d),(s))"
- "__va_copy((d),(s))"
- "__builtin_va_copy((d),(s))"
- "do { (d) = (s)\; } while (0)"
- "do { *(d) = *(s)\; } while (0)"
- "memcpy((void *)&(d), (void *)&(s), sizeof(s))"
- "memcpy((void *)(d), (void *)(s), sizeof(*(s)))"
- )
-
-foreach(fct ${diff_va})
- write_file("${CMAKE_HOME_DIRECTORY}/tools/cmake/test_prog/prog_va_copy.c" "#include <stdlib.h>
-#include <stdarg.h>
-#include <string.h>
-#define DO_VA_COPY(d,s) ${fct}
-void test(char *str, ...)
-{
- va_list ap, ap2;
- int i;
- va_start(ap, str);
- DO_VA_COPY(ap2, ap);
- for (i = 1; i <= 9; i++) {
- int k = (int)va_arg(ap, int);
- if (k != i)
- abort();
- }
- DO_VA_COPY(ap, ap2);
- for (i = 1; i <= 9; i++) {
- int k = (int)va_arg(ap, int);
- if (k != i)
- abort();
- }
- va_end(ap);
-}
-int main(void)
-{
- test(\"test\", 1, 2, 3, 4, 5, 6, 7, 8, 9);
- exit(0);
-}"
- )
-
- execute_process(
- COMMAND ${CMAKE_C_COMPILER} "${CMAKE_HOME_DIRECTORY}/tools/cmake/test_prog/prog_va_copy.c"
- WORKING_DIRECTORY ${CMAKE_BINARY_DIR}
- RESULT_VARIABLE COMPILE_VA_NULL_VAR
- OUTPUT_QUIET
- ERROR_QUIET
- )
-
- if(NOT COMPILE_VA_NULL_VAR)
- string(REGEX REPLACE "\;" "" fctbis ${fct})
- if(${fctbis} STREQUAL "va_copy((d),(s))")
- set(HAVE_VA_COPY 1)
- set(ac_cv_va_copy "C99")
- set(__VA_COPY_USE_C99 "va_copy((d),(s))")
- endif()
-
- if(${fctbis} STREQUAL "VA_COPY((d),(s))")
- set(ac_cv_va_copy "GCM")
- set(__VA_COPY_USE_GCM "VA_COPY((d),(s))")
- endif()
-
- if(${fctbis} STREQUAL "__va_copy((d),(s))")
- set(ac_cv_va_copy "GCH")
- set(__VA_COPY_USE_GCH "__va_copy((d),(s))")
- endif()
-
- if(${fctbis} STREQUAL "__builtin_va_copy((d),(s))")
- set(ac_cv_va_copy "GCB")
- set(__VA_COPY_USE_GCB "__builtin_va_copy((d),(s))")
- endif()