Python support

This commit is contained in:
Vitor Santos Costa 2016-04-12 16:05:20 +01:00
parent e6c2503563
commit c0c002134b
5 changed files with 60 additions and 51 deletions

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@ -1,4 +1,3 @@
/************************************************************************* *
* YAP Prolog *
* Yap Prolog was developed at NCCUP - Universidade do Porto *
@ -2012,8 +2011,7 @@ X_API int YAP_InitConsult(int mode, const char *filename, int *osnop) {
CACHE_REGS
FILE *f;
int sno;
char full[FILENAME_MAX]
BACKUP_MACHINE_REGS();
char full[FILENAME_MAX] BACKUP_MACHINE_REGS();
if (mode == YAP_BOOT_MODE) {
mode = YAP_CONSULT_MODE;
@ -2026,10 +2024,9 @@ X_API int YAP_InitConsult(int mode, const char *filename, int *osnop) {
f = fopen(fl, "r");
if (!f)
return -1;
else if (fl != filename && fl != full &&
fl != LOCAL_FileNameBuf &&
fl != LOCAL_FileNameBuf2)
free(fl);
else if (fl != filename && fl != full && fl != LOCAL_FileNameBuf &&
fl != LOCAL_FileNameBuf2)
free((void *)fl);
sno = Yap_OpenStream(f, NULL, TermNil, Input_Stream_f);
*osnop = Yap_CheckAlias(AtomLoopStream);
if (!Yap_AddAlias(AtomLoopStream, sno)) {
@ -2455,8 +2452,10 @@ Int YAP_Init(YAP_init_args *yap_init) {
}
if (Atts && Atts * 1024 > 2048 * sizeof(CELL))
Yap_AttsSize = Atts * 1024;
else
else {
Yap_AttsSize = 2048 * sizeof(CELL);
}
LOCAL_PrologMode &= ~BootMode;
if (restore_result == DO_ONLY_CODE) {
/* first, initialize the saved state */
Term t_goal = MkAtomTerm(AtomInitProlog);

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@ -1781,7 +1781,6 @@ restart_runtopgoal:
#if !USE_SYSTEM_MALLOC
if (LOCAL_TrailTop - HeapTop < 2048) {
LOCAL_PrologMode = BootMode;
Yap_Error(RESOURCE_ERROR_TRAIL, TermNil,
"unable to boot because of too little Trail space");
}
@ -1994,7 +1993,8 @@ static Int JumpToEnv() {
/* we are already doing a catch */
/* make sure we prune C-choicepoints */
if (handler->cp_ap == NOCODE &&
handler >= (choiceptr)(LCL0 - LOCAL_CBorder)) {
(handler >= (choiceptr)(LCL0 - LOCAL_CBorder) ||
handler->cp_b == NULL)) {
break;
}
oh = handler;
@ -2047,7 +2047,8 @@ static Int jump_env(USES_REGS1) {
Term t = Deref(ARG1);
Yap_PutException(t);
bool out = JumpToEnv(PASS_REGS1);
if (P == FAILCODE && B->cp_ap == NOCODE && LCL0 - (CELL *)B > LOCAL_CBorder) {
if (B != NULL && P == FAILCODE && B->cp_ap == NOCODE &&
LCL0 - (CELL *)B > LOCAL_CBorder) {
// we're failing up to the top layer
LOCAL_Error_TYPE = THROW_EVENT;
}

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@ -2,7 +2,7 @@
find_host_package (SWIG)
macro_log_feature (SWIG_FOUND "Swig"
"Use SWIG Documentation System "
"http://www.swig.org" FALSE)
"http://www.swig.org" ON)
if (SWIG_FOUND)
#

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@ -3,7 +3,7 @@
INCLUDE(${SWIG_USE_FILE})
FIND_PACKAGE(PythonLibs)
if (PYTHONLIBS_FOUND)
INCLUDE_DIRECTORIES(${PYTHON_INCLUDE_PATH})
INCLUDE_DIRECTORIES( ${CMAKE_CURRENT_SOURCE_DIR} ${CMAKE_SOURCE_DIR}/CXX)
@ -12,9 +12,51 @@ SET(CMAKE_SWIG_FLAGS "")
SET_SOURCE_FILES_PROPERTIES(../yap.i PROPERTIES CPLUSPLUS ON)
SET_SOURCE_FILES_PROPERTIES(../yap.i PROPERTIES SWIG_FLAGS "-includeall")
SWIG_ADD_MODULE(yapy python ../yap.i)
SWIG_LINK_LIBRARIES(yapy ${PYTHON_LIBRARIES} Yap++ libYap)
SWIG_ADD_MODULE(yap python ../yap.i)
SWIG_LINK_LIBRARIES(yap ${PYTHON_LIBRARIES} Yap++ libYap)
set_target_properties ( ${SWIG_MODULE_yap_REAL_NAME} PROPERTIES NO_SONAME ON )
INSTALL(FILES yapy.py
${CMAKE_CURRENT_BINARY_DIR}/${outdir}/yap.py
DESTINATION ${libpl}/python)
execute_process ( COMMAND ${PYTHON_EXECUTABLE} -c "from distutils import sysconfig; print( sysconfig.get_python_lib( plat_specific=True, prefix='${CMAKE_INSTALL_PREFIX}' ) )"
OUTPUT_VARIABLE _ABS_PYTHON_MODULE_PATH
OUTPUT_STRIP_TRAILING_WHITESPACE )
get_filename_component ( _ABS_PYTHON_MODULE_PATH ${_ABS_PYTHON_MODULE_PATH} ABSOLUTE )
file ( RELATIVE_PATH _REL_PYTHON_MODULE_PATH ${CMAKE_INSTALL_PREFIX} ${_ABS_PYTHON_MODULE_PATH} )
set ( PYTHON_MODULE_PATH
${_REL_PYTHON_MODULE_PATH}
)
INSTALL ( FILES ${CMAKE_CURRENT_BINARY_DIR}/_yap.so DESTINATION ${PYTHON_MODULE_PATH} )
INSTALL ( FILES ${CMAKE_CURRENT_BINARY_DIR}/yap.py DESTINATION ${PYTHON_MODULE_PATH} )
INSTALL ( FILES ${CMAKE_CURRENT_SOURCE_DIR}/yapex.py DESTINATION ${PYTHON_MODULE_PATH} )
if ( DOCUMENTATION AND DOXYGEN_FOUND )
set(CMAKE_SWIG_FLAGS -DDOXYGEN=${DOXYGEN_FOUND})
# Run doxygen to only generate the xml
add_custom_command ( OUTPUT ${CMAKE_BINARY_DIR}/doc/xml/ftdi_8c.xml
COMMAND ${CMAKE_COMMAND} -E make_directory ${CMAKE_BINARY_DIR}/doc
COMMAND ${DOXYGEN_EXECUTABLE} ${CMAKE_BINARY_DIR}/Doxyfile.xml
WORKING_DIRECTORY ${CMAKE_BINARY_DIR}
DEPENDS ${c_headers};${c_sources};${cpp_sources};${cpp_headers}
)
# generate .i from doxygen .xml
add_custom_command ( OUTPUT ${CMAKE_CURRENT_BINARY_DIR}/ftdi1_doc.i
COMMAND ${PYTHON_EXECUTABLE} ${CMAKE_CURRENT_SOURCE_DIR}/doxy2swig.py -n
${CMAKE_BINARY_DIR}/doc/xml/ftdi_8c.xml
${CMAKE_CURRENT_BINARY_DIR}/ftdi1_doc.i
DEPENDS ${CMAKE_BINARY_DIR}/doc/xml/ftdi_8c.xml
)
add_custom_target ( doc_i DEPENDS ${CMAKE_CURRENT_BINARY_DIR}/ftdi1_doc.i )
add_dependencies( ${SWIG_MODULE_ftdi1_REAL_NAME} doc_i )
endif ()
# add_subdirectory ( examples )
else ()
message(STATUS "Not building python bindings")
endif(PYTHONLIBS_FOUND)

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@ -1,33 +0,0 @@
# python commands
import sys
import yap
#
# initialize engine
engine = yap.YAPEngine();
# engine = yap.YAPEngine(yap.YAPParams());
def query( s ):
q = engine.query(s)
while q.next():
vs = q.namedVars()
if vs.length() == 0:
print( "yes" )
return
else:
while vs.length() > 0:
eq = vs.car()
print( eq.getArg(1).text() + " = " + eq.getArg(2).text() )
vs = vs.cdr()
s = raw_input("next: ?")
if s.find(';') != 0 :
return
print( "no more answers" )
return
def live():
loop = True
while loop:
s = raw_input("?- ")
query( s )