Major fixes to pointer libraries
git-svn-id: https://swig.svn.sourceforge.net/svnroot/swig/trunk/SWIG@807 626c5289-ae23-0410-ae9c-e8d60b6d4f22
This commit is contained in:
Dave Beazley
parent
5a766aa9a1
commit
58ecd2560f
5 changed files with 107 additions and 738 deletions
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@ -8,75 +8,37 @@
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// by the file ../pointer.i
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%{
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#include <ctype.h>
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#ifdef WIN32
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/* Types used by the library */
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static swig_type_info *SWIG_POINTER_int_p = 0;
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static swig_type_info *SWIG_POINTER_short_p =0;
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static swig_type_info *SWIG_POINTER_long_p = 0;
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static swig_type_info *SWIG_POINTER_float_p = 0;
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static swig_type_info *SWIG_POINTER_double_p = 0;
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static swig_type_info *SWIG_POINTER_char_p = 0;
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static swig_type_info *SWIG_POINTER_char_pp = 0;
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static swig_type_info *SWIG_POINTER_void_p = 0;
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%}
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%init %{
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SWIG_POINTER_int_p = SWIG_TypeQuery("int *");
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SWIG_POINTER_short_p = SWIG_TypeQuery("short *");
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SWIG_POINTER_long_p = SWIG_TypeQuery("long *");
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SWIG_POINTER_float_p = SWIG_TypeQuery("float *");
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SWIG_POINTER_double_p = SWIG_TypeQuery("double *");
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SWIG_POINTER_char_p = SWIG_TypeQuery("char *");
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SWIG_POINTER_char_pp = SWIG_TypeQuery("char **");
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SWIG_POINTER_void_p = SWIG_TypeQuery("void *");
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%}
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%{
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/* #ifdef WIN32
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#undef isspace
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#define isspace(c) (c == ' ')
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#endif
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/*------------------------------------------------------------------
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ptrcast(value,type)
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Constructs a new pointer value. Value may either be a string
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or an integer. Type is a string corresponding to either the
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C datatype or mangled datatype.
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ptrcast(0,"Vector *")
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or
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ptrcast(0,"Vector_p")
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------------------------------------------------------------------ */
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#ifdef PERL_OBJECT
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static SV *_ptrcast(CPerlObj *pPerl, SV *_PTRVALUE, char *type) {
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#define ptrcast(a,b) _ptrcast(pPerl,a,b)
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#else
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static SV *_ptrcast(SV *_PTRVALUE, char *type) {
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#define ptrcast(a,b) _ptrcast(a,b)
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#endif
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char *r,*s;
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void *ptr;
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SV *obj;
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char *typestr,*c;
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/* Produce a "mangled" version of the type string. */
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typestr = (char *) malloc(strlen(type)+20);
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/* Go through and munge the typestring */
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r = typestr;
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c = type;
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while (*c) {
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if (!isspace(*c)) {
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if ((*c == '*') || (*c == '&')) {
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strcpy(r,"Ptr");
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r+=3;
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} else *(r++) = *c;
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}
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c++;
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}
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*(r++) = 0;
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/* Check to see if the input value is an integer */
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if (SvIOK(_PTRVALUE)) {
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ptr = (void *) SvIV(_PTRVALUE);
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/* Received a numerical value. Make a pointer out of it */
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obj = sv_newmortal();
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sv_setref_pv(obj,typestr,ptr);
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} else if (sv_isobject(_PTRVALUE)) {
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/* Have a real pointer value now. Try to strip out the pointer value */
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/* Now extract the pointer value */
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if (!SWIG_GetPtr(_PTRVALUE,&ptr,0)) {
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obj = sv_newmortal();
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sv_setref_pv(obj,typestr,ptr);
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}
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} else {
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croak("ptrcast(). Not a reference.");
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}
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free(typestr);
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return obj;
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}
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*/
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/*------------------------------------------------------------------
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ptrvalue(ptr,type = 0)
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@ -98,8 +60,7 @@ static SV *_ptrvalue(SV *_PTRVALUE, int index, char *type) {
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void *ptr;
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SV *obj = 0;
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if (SWIG_GetPtr(_PTRVALUE,&ptr,0)) {
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if (SWIG_ConvertPtr(_PTRVALUE, &ptr, 0) < 0) {
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croak("Type error it ptrvalue. Argument is not a valid pointer value.");
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} else {
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/* If no datatype was passed, try a few common datatypes first */
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@ -107,19 +68,19 @@ static SV *_ptrvalue(SV *_PTRVALUE, int index, char *type) {
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/* No datatype was passed. Type to figure out if it's a common one */
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if (!SWIG_GetPtr(_PTRVALUE,&ptr,"intPtr")) {
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if (SWIG_ConvertPtr(_PTRVALUE,&ptr,SWIG_POINTER_int_p) >= 0) {
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type = "int";
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} else if (!SWIG_GetPtr(_PTRVALUE,&ptr,"doublePtr")) {
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} else if (SWIG_ConvertPtr(_PTRVALUE,&ptr,SWIG_POINTER_double_p) >= 0) {
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type = "double";
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} else if (!SWIG_GetPtr(_PTRVALUE,&ptr,"shortPtr")) {
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} else if (SWIG_ConvertPtr(_PTRVALUE,&ptr,SWIG_POINTER_short_p) >= 0) {
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type = "short";
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} else if (!SWIG_GetPtr(_PTRVALUE,&ptr,"longPtr")) {
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} else if (SWIG_ConvertPtr(_PTRVALUE,&ptr,SWIG_POINTER_long_p) >= 0) {
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type = "long";
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} else if (!SWIG_GetPtr(_PTRVALUE,&ptr,"floatPtr")) {
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} else if (SWIG_ConvertPtr(_PTRVALUE,&ptr,SWIG_POINTER_float_p) >= 0) {
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type = "float";
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} else if (!SWIG_GetPtr(_PTRVALUE,&ptr,"charPtr")) {
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} else if (SWIG_ConvertPtr(_PTRVALUE,&ptr,SWIG_POINTER_char_p) >= 0) {
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type = "char";
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} else if (!SWIG_GetPtr(_PTRVALUE,&ptr,"charPtrPtr")) {
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} else if (SWIG_ConvertPtr(_PTRVALUE,&ptr,SWIG_POINTER_char_pp) >= 0) {
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type = "char *";
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} else {
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type = "unknown";
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@ -182,35 +143,34 @@ static SV *_ptrcreate(char *type, SV *value, int numelements) {
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void *ptr;
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SV *obj;
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int sz;
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char *cast;
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char temp[40];
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swig_type_info *cast = 0;
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/* Check the type string against a variety of possibilities */
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if (strcmp(type,"int") == 0) {
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sz = sizeof(int)*numelements;
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cast = "intPtr";
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cast = SWIG_POINTER_int_p;
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} else if (strcmp(type,"short") == 0) {
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sz = sizeof(short)*numelements;
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cast = "shortPtr";
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cast = SWIG_POINTER_short_p;
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} else if (strcmp(type,"long") == 0) {
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sz = sizeof(long)*numelements;
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cast = "longPtr";
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cast = SWIG_POINTER_long_p;
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} else if (strcmp(type,"double") == 0) {
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sz = sizeof(double)*numelements;
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cast = "doublePtr";
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cast = SWIG_POINTER_double_p;
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} else if (strcmp(type,"float") == 0) {
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sz = sizeof(float)*numelements;
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cast = "floatPtr";
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cast = SWIG_POINTER_float_p;
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} else if (strcmp(type,"char") == 0) {
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sz = sizeof(char)*numelements;
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cast = "charPtr";
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cast = SWIG_POINTER_char_p;
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} else if (strcmp(type,"char *") == 0) {
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sz = sizeof(char *)*(numelements+1);
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cast = "charPtrPtr";
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cast = SWIG_POINTER_char_pp;
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} else if (strcmp(type,"void") == 0) {
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sz = numelements;
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cast = "voidPtr";
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cast = SWIG_POINTER_void_p;
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} else {
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croak("Unable to create unknown datatype.");
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return 0;
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@ -284,9 +244,9 @@ static SV *_ptrcreate(char *type, SV *value, int numelements) {
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}
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/* Create the pointer value */
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SWIG_MakePtr(temp,ptr,cast);
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obj = sv_newmortal();
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sv_setref_pv(obj,cast,ptr);
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SWIG_MakePtr(obj,ptr,cast);
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return obj;
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}
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@ -307,36 +267,32 @@ static void _ptrset(SV *_PTRVALUE, SV *value, int index, char *type) {
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void *ptr;
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SV *obj;
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if (SWIG_GetPtr(_PTRVALUE,&ptr,0)) {
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croak("Type error in ptrset. Argument is not a valid pointer value.");
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return;
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}
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/* If no datatype was passed, try a few common datatypes first */
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if (!type) {
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/* No datatype was passed. Type to figure out if it's a common one */
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if (!SWIG_GetPtr(_PTRVALUE,&ptr,"intPtr")) {
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type = "int";
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} else if (!SWIG_GetPtr(_PTRVALUE,&ptr,"doublePtr")) {
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type = "double";
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} else if (!SWIG_GetPtr(_PTRVALUE,&ptr,"shortPtr")) {
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type = "short";
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} else if (!SWIG_GetPtr(_PTRVALUE,&ptr,"longPtr")) {
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type = "long";
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} else if (!SWIG_GetPtr(_PTRVALUE,&ptr,"floatPtr")) {
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type = "float";
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} else if (!SWIG_GetPtr(_PTRVALUE,&ptr,"charPtr")) {
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type = "char";
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} else if (!SWIG_GetPtr(_PTRVALUE,&ptr,"charPtrPtr")) {
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type = "char *";
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} else {
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type = "unknown";
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if (SWIG_ConvertPtr(_PTRVALUE, &ptr, 0) < 0) {
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croak("Type error it ptrvalue. Argument is not a valid pointer value.");
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} else {
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/* If no datatype was passed, try a few common datatypes first */
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if (!type) {
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/* No datatype was passed. Type to figure out if it's a common one */
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if (SWIG_ConvertPtr(_PTRVALUE,&ptr,SWIG_POINTER_int_p) >= 0) {
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type = "int";
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} else if (SWIG_ConvertPtr(_PTRVALUE,&ptr,SWIG_POINTER_double_p) >= 0) {
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type = "double";
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} else if (SWIG_ConvertPtr(_PTRVALUE,&ptr,SWIG_POINTER_short_p) >= 0) {
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type = "short";
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} else if (SWIG_ConvertPtr(_PTRVALUE,&ptr,SWIG_POINTER_long_p) >= 0) {
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type = "long";
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} else if (SWIG_ConvertPtr(_PTRVALUE,&ptr,SWIG_POINTER_float_p) >= 0) {
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type = "float";
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} else if (SWIG_ConvertPtr(_PTRVALUE,&ptr,SWIG_POINTER_char_p) >= 0) {
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type = "char";
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} else if (SWIG_ConvertPtr(_PTRVALUE,&ptr,SWIG_POINTER_char_pp) >= 0) {
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type = "char *";
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} else {
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type = "unknown";
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}
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}
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}
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if (!ptr) {
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croak("Unable to set NULL pointer.");
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return;
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@ -389,93 +345,36 @@ static SV *_ptradd(SV *_PTRVALUE, int offset) {
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void *ptr,*junk;
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SV *obj;
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char *type;
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swig_type_info *type;
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char *tname;
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/* Try to handle a few common datatypes first */
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if (!SWIG_GetPtr(_PTRVALUE,&ptr,"intPtr")) {
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if (SWIG_ConvertPtr(_PTRVALUE,&ptr,SWIG_POINTER_int_p) >= 0) {
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ptr = (void *) (((int *) ptr) + offset);
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} else if (!SWIG_GetPtr(_PTRVALUE,&ptr,"doublePtr")) {
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} else if (SWIG_ConvertPtr(_PTRVALUE,&ptr,SWIG_POINTER_double_p) >= 0) {
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ptr = (void *) (((double *) ptr) + offset);
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} else if (!SWIG_GetPtr(_PTRVALUE,&ptr,"shortPtr")) {
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} else if (SWIG_ConvertPtr(_PTRVALUE,&ptr,SWIG_POINTER_short_p) >= 0) {
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ptr = (void *) (((short *) ptr) + offset);
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} else if (!SWIG_GetPtr(_PTRVALUE,&ptr,"longPtr")) {
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} else if (SWIG_ConvertPtr(_PTRVALUE,&ptr,SWIG_POINTER_long_p) >= 0) {
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ptr = (void *) (((long *) ptr) + offset);
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} else if (!SWIG_GetPtr(_PTRVALUE,&ptr,"floatPtr")) {
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} else if (SWIG_ConvertPtr(_PTRVALUE,&ptr,SWIG_POINTER_float_p) >= 0) {
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ptr = (void *) (((float *) ptr) + offset);
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} else if (!SWIG_GetPtr(_PTRVALUE,&ptr,"charPtr")) {
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} else if (SWIG_ConvertPtr(_PTRVALUE,&ptr,SWIG_POINTER_char_p) >= 0) {
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ptr = (void *) (((char *) ptr) + offset);
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} else if (!SWIG_GetPtr(_PTRVALUE,&ptr,0)) {
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} else if (SWIG_ConvertPtr(_PTRVALUE,&ptr,0) >= 0) {
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ptr = (void *) (((char *) ptr) + offset);
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} else {
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croak("Type error in ptradd. Argument is not a valid pointer value.");
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return 0;
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}
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type = SWIG_GetPtr(_PTRVALUE,&junk,"INVALID POINTER");
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printf("ptradd = %x\n", ptr);
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tname = HvNAME(SvSTASH(SvRV(_PTRVALUE)));
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obj = sv_newmortal();
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sv_setref_pv(obj,type,ptr);
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sv_setref_pv(obj,tname,ptr);
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return obj;
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}
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/*------------------------------------------------------------------
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ptrmap(type1,type2)
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Allows a mapping between type1 and type2. (Like a typedef)
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------------------------------------------------------------------ */
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#ifdef PERL_OBJECT
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static void _ptrmap(CPerlObj *pPerl,char *type1, char *type2) {
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#define ptrmap(a,b) _ptrmap(pPerl,a,b)
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#else
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static void _ptrmap(char *type1, char *type2) {
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#define ptrmap(a,b) _ptrmap(a,b)
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#endif
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char *typestr1,*typestr2,*c,*r;
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/* Produce a "mangled" version of the type string. */
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typestr1 = (char *) malloc(strlen(type1)+20);
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/* Go through and munge the typestring */
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r = typestr1;
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*(r++) = '_';
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c = type1;
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while (*c) {
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if (!isspace(*c)) {
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if ((*c == '*') || (*c == '&')) {
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strcpy(r,"Ptr");
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r+=3;
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}
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else *(r++) = *c;
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}
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c++;
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}
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*(r++) = 0;
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typestr2 = (char *) malloc(strlen(type2)+20);
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/* Go through and munge the typestring */
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r = typestr2;
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*(r++) = '_';
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c = type2;
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while (*c) {
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if (!isspace(*c)) {
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if ((*c == '*') || (*c == '&')) {
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strcpy(r,"Ptr");
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r+=3;
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}
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else *(r++) = *c;
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}
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c++;
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}
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*(r++) = 0;
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SWIG_RegisterMapping(typestr1,typestr2,0);
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SWIG_RegisterMapping(typestr2,typestr1,0);
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}
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/*------------------------------------------------------------------
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ptrfree(ptr)
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@ -491,13 +390,13 @@ void _ptrfree(SV *_PTRVALUE) {
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void *ptr, *junk;
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if (SWIG_GetPtr(_PTRVALUE,&ptr,0)) {
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if (SWIG_ConvertPtr(_PTRVALUE,&ptr,0) < 0) {
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croak("Type error in ptrfree. Argument is not a valid pointer value.");
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return;
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}
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/* Check to see if this pointer is a char ** */
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if (!SWIG_GetPtr(_PTRVALUE,&junk,"charPtrPtr")) {
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if (SWIG_ConvertPtr(_PTRVALUE,&junk,SWIG_POINTER_char_pp) >= 0) {
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char **c = (char **) ptr;
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if (c) {
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int i = 0;
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@ -531,27 +430,6 @@ void _ptrfree(SV *_PTRVALUE) {
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if ($source == -1) return NULL;
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}
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SV *ptrcast(SV *ptr, char *type);
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// Casts a pointer ptr to a new datatype given by the string type.
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// type may be either the SWIG generated representation of a datatype
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// or the C representation. For example :
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//
|
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// ptrcast($ptr,"doublePtr"); # Perl5 representation
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// ptrcast($ptr,"double *"); # C representation
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//
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// A new pointer value is returned. ptr may also be an integer
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// value in which case the value will be used to set the pointer
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// value. For example :
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//
|
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// $a = ptrcast(0,"VectorPtr");
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//
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// Will create a NULL pointer of type "VectorPtr"
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//
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// The casting operation is sensitive to formatting. As a result,
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// "double *" is different than "double*". As a result of thumb,
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// there should always be exactly one space between the C datatype
|
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// and any pointer specifiers (*).
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SV *ptrvalue(SV *ptr, int index = 0, char *type = 0);
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// Returns the value that a pointer is pointing to (ie. dereferencing).
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// The type is automatically inferred by the pointer type--thus, an
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@ -629,22 +507,5 @@ SV *ptradd(SV *ptr, int offset);
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// offset corresponds to bytes. This function does not perform any
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// bounds checking and negative offsets are perfectly legal.
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void ptrmap(char *type1, char *type2);
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// This is a rarely used function that performs essentially the same
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// operation as a C typedef. To manage datatypes at run-time, SWIG
|
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// modules manage an internal symbol table of type mappings. This
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// table keeps track of which types are equivalent to each other. The
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// ptrmap() function provides a mechanism for scripts to add symbols
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// to this table. For example :
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//
|
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// ptrmap("doublePtr","RealPtr");
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//
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// would make the types "doublePtr" and "RealPtr" equivalent to each
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// other. Pointers of either type could now be used interchangably.
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//
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// Normally this function is not needed, but it can be used to
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// circumvent SWIG's normal type-checking behavior or to work around
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// weird type-handling problems.
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|
|
@ -17,15 +17,12 @@ manipulating a variety of C/C++ pointer values. In particular,
|
|||
you can create various kinds of objects and dereference common
|
||||
pointer types. This is done through a common set of functions:
|
||||
|
||||
ptrcast - Casts a pointer to a new type
|
||||
ptrvalue - Dereferences a pointer
|
||||
ptrset - Set the value of an object referenced by
|
||||
a pointer.
|
||||
ptrcreate - Create a new object and return a pointer.
|
||||
ptrfree - Free the memory allocated by ptrcreate.
|
||||
ptradd - Increment/decrement a pointer value.
|
||||
ptrmap - Make two datatypes equivalent to each other.
|
||||
(Is a runtime equivalent of typedef).
|
||||
|
||||
When creating, dereferencing, or setting the value of pointer
|
||||
variable, only the common C datatypes of int, short, long, float,
|
||||
|
|
@ -48,6 +45,10 @@ you may achieve better performance by writing customized
|
|||
functions in inner loops or other intensive operations.
|
||||
%}
|
||||
|
||||
// Record the types that supported by the library
|
||||
|
||||
%types(int *, short *, long *, float *, double *, char *, char **, void *);
|
||||
|
||||
// This library is a pretty hideous mess of language dependent code.
|
||||
// Grab the implementation from the appropriate libray
|
||||
|
||||
|
|
|
|||
|
|
@ -33,68 +33,6 @@ static swig_type_info *SWIG_POINTER_char_pp = 0;
|
|||
|
||||
%{
|
||||
|
||||
/*------------------------------------------------------------------
|
||||
ptrcast(value,type)
|
||||
|
||||
Constructs a new pointer value. Value may either be a string
|
||||
or an integer. Type is a string corresponding to either the
|
||||
C datatype or mangled datatype.
|
||||
|
||||
ptrcast(0,"Vector *")
|
||||
or
|
||||
ptrcast(0,"Vector_p")
|
||||
------------------------------------------------------------------ */
|
||||
|
||||
static PyObject *ptrcast(PyObject *_PTRVALUE, char *type) {
|
||||
|
||||
char *r,*s;
|
||||
void *ptr;
|
||||
PyObject *obj;
|
||||
char *typestr,*c;
|
||||
swig_type_info temptype;
|
||||
|
||||
/* Produce a "mangled" version of the type string. */
|
||||
|
||||
typestr = (char *) malloc(strlen(type)+2);
|
||||
|
||||
/* Go through and munge the typestring */
|
||||
|
||||
r = typestr;
|
||||
*(r++) = '_';
|
||||
c = type;
|
||||
while (*c) {
|
||||
if (!isspace(*c)) {
|
||||
if ((*c == '*') || (*c == '&')) {
|
||||
*(r++) = 'p';
|
||||
}
|
||||
else *(r++) = *c;
|
||||
} else {
|
||||
*(r++) = '_';
|
||||
}
|
||||
c++;
|
||||
}
|
||||
*(r++) = 0;
|
||||
/* Check to see what kind of object _PTRVALUE is */
|
||||
if (PyInt_Check(_PTRVALUE)) {
|
||||
ptr = (void *) PyInt_AsLong(_PTRVALUE);
|
||||
/* Received a numerical value. Make a pointer out of it */
|
||||
temptype.name = typestr;
|
||||
obj = SWIG_NewPointerObj(ptr,&temptype);
|
||||
obj = PyString_FromString(r);
|
||||
} else {
|
||||
/* Now extract the pointer value */
|
||||
if (!SWIG_ConvertPtr(_PTRVALUE,&ptr,0,0)) {
|
||||
temptype.name=typestr;
|
||||
obj = SWIG_NewPointerObj(ptr,&temptype);
|
||||
} else {
|
||||
obj = NULL;
|
||||
}
|
||||
}
|
||||
if (!obj)
|
||||
PyErr_SetString(PyExc_TypeError,"Type error in ptrcast. Argument is not a valid pointer value.");
|
||||
return obj;
|
||||
}
|
||||
|
||||
/*------------------------------------------------------------------
|
||||
ptrvalue(ptr,type = 0)
|
||||
|
||||
|
|
@ -398,61 +336,6 @@ static PyObject *ptradd(PyObject *_PTRVALUE, int offset) {
|
|||
return obj;
|
||||
}
|
||||
|
||||
/*------------------------------------------------------------------
|
||||
ptrmap(type1,type2)
|
||||
|
||||
Allows a mapping between type1 and type2. (Like a typedef)
|
||||
------------------------------------------------------------------ */
|
||||
static void ptrmap(char *type1, char *type2) {
|
||||
char *typestr1,*typestr2,*c,*r;
|
||||
|
||||
/* Produce a "mangled" version of the type string. */
|
||||
typestr1 = (char *) malloc(strlen(type1)+2);
|
||||
|
||||
/* Go through and munge the typestring */
|
||||
r = typestr1;
|
||||
*(r++) = '_';
|
||||
c = type1;
|
||||
while (*c) {
|
||||
if (!isspace(*c)) {
|
||||
if ((*c == '*') || (*c == '&')) {
|
||||
*(r++) = 'p';
|
||||
}
|
||||
else *(r++) = *c;
|
||||
} else {
|
||||
*(r++) = '_';
|
||||
}
|
||||
c++;
|
||||
}
|
||||
*(r++) = 0;
|
||||
|
||||
typestr2 = (char *) malloc(strlen(type2)+2);
|
||||
|
||||
/* Go through and munge the typestring */
|
||||
|
||||
r = typestr2;
|
||||
*(r++) = '_';
|
||||
c = type2;
|
||||
while (*c) {
|
||||
if (!isspace(*c)) {
|
||||
if ((*c == '*') || (*c == '&')) {
|
||||
*(r++) = 'p';
|
||||
}
|
||||
else *(r++) = *c;
|
||||
} else {
|
||||
*(r++) = '_';
|
||||
}
|
||||
c++;
|
||||
}
|
||||
*(r++) = 0;
|
||||
|
||||
/* Currently unsupported */
|
||||
/*
|
||||
SWIG_RegisterMapping(typestr1,typestr2,0);
|
||||
SWIG_RegisterMapping(typestr2,typestr1,0);
|
||||
*/
|
||||
}
|
||||
|
||||
/*------------------------------------------------------------------
|
||||
ptrfree(ptr)
|
||||
|
||||
|
|
@ -504,27 +387,6 @@ PyObject *ptrfree(PyObject *_PTRVALUE) {
|
|||
if ($source == -1) return NULL;
|
||||
}
|
||||
|
||||
PyObject *ptrcast(PyObject *ptr, char *type);
|
||||
// Casts a pointer ptr to a new datatype given by the string type.
|
||||
// type may be either the SWIG generated representation of a datatype
|
||||
// or the C representation. For example :
|
||||
//
|
||||
// ptrcast(ptr,"double_p"); # Python representation
|
||||
// ptrcast(ptr,"double *"); # C representation
|
||||
//
|
||||
// A new pointer value is returned. ptr may also be an integer
|
||||
// value in which case the value will be used to set the pointer
|
||||
// value. For example :
|
||||
//
|
||||
// a = ptrcast(0,"Vector_p");
|
||||
//
|
||||
// Will create a NULL pointer of type "Vector_p"
|
||||
//
|
||||
// The casting operation is sensitive to formatting. As a result,
|
||||
// "double *" is different than "double*". As a result of thumb,
|
||||
// there should always be exactly one space between the C datatype
|
||||
// and any pointer specifiers (*).
|
||||
|
||||
PyObject *ptrvalue(PyObject *ptr, int index = 0, char *type = 0);
|
||||
// Returns the value that a pointer is pointing to (ie. dereferencing).
|
||||
// The type is automatically inferred by the pointer type--thus, an
|
||||
|
|
@ -597,23 +459,6 @@ PyObject *ptradd(PyObject *ptr, int offset);
|
|||
// For all other datatypes (including all complex datatypes), the
|
||||
// offset corresponds to bytes. This function does not perform any
|
||||
// bounds checking and negative offsets are perfectly legal.
|
||||
|
||||
void ptrmap(char *type1, char *type2);
|
||||
// This is a rarely used function that performs essentially the same
|
||||
// operation as a C typedef. To manage datatypes at run-time, SWIG
|
||||
// modules manage an internal symbol table of type mappings. This
|
||||
// table keeps track of which types are equivalent to each other. The
|
||||
// ptrmap() function provides a mechanism for scripts to add symbols
|
||||
// to this table. For example :
|
||||
//
|
||||
// ptrmap("double_p","Real_p");
|
||||
//
|
||||
// would make the types "doublePtr" and "RealPtr" equivalent to each
|
||||
// other. Pointers of either type could now be used interchangably.
|
||||
//
|
||||
// Normally this function is not needed, but it can be used to
|
||||
// circumvent SWIG's normal type-checking behavior or to work around
|
||||
// weird type-handling problems.
|
||||
|
||||
|
||||
|
||||
|
|
|
|||
|
|
@ -20,99 +20,31 @@
|
|||
// Python specific implementation. This file is included
|
||||
// by the file ../pointer.i
|
||||
|
||||
|
||||
%{
|
||||
#include <ctype.h>
|
||||
|
||||
/* Pointer library specific types */
|
||||
/* Types used by the library */
|
||||
static swig_type_info *SWIG_POINTER_int_p = 0;
|
||||
static swig_type_info *SWIG_POINTER_short_p =0;
|
||||
static swig_type_info *SWIG_POINTER_long_p = 0;
|
||||
static swig_type_info *SWIG_POINTER_float_p = 0;
|
||||
static swig_type_info *SWIG_POINTER_double_p = 0;
|
||||
static swig_type_info *SWIG_POINTER_char_p = 0;
|
||||
static swig_type_info *SWIG_POINTER_char_pp = 0;
|
||||
%}
|
||||
|
||||
static swig_type_info _swig_pointer_int_p[] = {{"_p_int",0},{"_p_int",0},{0}};
|
||||
static swig_type_info _swig_pointer_short_p[] = {{"_p_short",0},{"_p_short",0},{0}};
|
||||
static swig_type_info _swig_pointer_long_p[] = {{"_p_long",0},{"_p_long",0},{0}};
|
||||
static swig_type_info _swig_pointer_float_p[] = {{"_p_float",0},{"_p_float",0},{0}};
|
||||
static swig_type_info _swig_pointer_double_p[] = {{"_p_double",0},{"_p_double",0},{0}};
|
||||
static swig_type_info _swig_pointer_char_p[] = {{"_p_char",0},{"_p_char",0},{0}};
|
||||
static swig_type_info _swig_pointer_char_pp[] = {{"_pp_char",0},{"_pp_char",0},{0}};
|
||||
%init %{
|
||||
SWIG_POINTER_int_p = SWIG_TypeQuery("int *");
|
||||
SWIG_POINTER_short_p = SWIG_TypeQuery("short *");
|
||||
SWIG_POINTER_long_p = SWIG_TypeQuery("long *");
|
||||
SWIG_POINTER_float_p = SWIG_TypeQuery("float *");
|
||||
SWIG_POINTER_double_p = SWIG_TypeQuery("double *");
|
||||
SWIG_POINTER_char_p = SWIG_TypeQuery("char *");
|
||||
SWIG_POINTER_char_pp = SWIG_TypeQuery("char **");
|
||||
%}
|
||||
|
||||
static swig_type_info *_swig_pointer_types[] = {
|
||||
_swig_pointer_int_p,
|
||||
_swig_pointer_short_p,
|
||||
_swig_pointer_long_p,
|
||||
_swig_pointer_float_p,
|
||||
_swig_pointer_double_p,
|
||||
_swig_pointer_char_p,
|
||||
_swig_pointer_char_pp,
|
||||
0
|
||||
};
|
||||
|
||||
#define SWIG_POINTER_int_p _swig_pointer_types[0]
|
||||
#define SWIG_POINTER_short_p _swig_pointer_types[1]
|
||||
#define SWIG_POINTER_long_p _swig_pointer_types[2]
|
||||
#define SWIG_POINTER_float_p _swig_pointer_types[3]
|
||||
#define SWIG_POINTER_double_p _swig_pointer_types[4]
|
||||
#define SWIG_POINTER_char_p _swig_pointer_types[5]
|
||||
#define SWIG_POINTER_char_pp _swig_pointer_types[6]
|
||||
|
||||
/*------------------------------------------------------------------
|
||||
ptrcast(value,type)
|
||||
|
||||
Constructs a new pointer value. Value may either be a string
|
||||
or an integer. Type is a string corresponding to either the
|
||||
C datatype or mangled datatype.
|
||||
|
||||
ptrcast(0,"Vector *")
|
||||
or
|
||||
ptrcast(0,"Vector_p")
|
||||
------------------------------------------------------------------ */
|
||||
|
||||
static VALUE ptrcast(VALUE _PTRVALUE, char *type) {
|
||||
|
||||
char *r,*s;
|
||||
void *ptr;
|
||||
VALUE obj;
|
||||
char *typestr,*c;
|
||||
swig_type_info temptype;
|
||||
|
||||
/* Produce a "mangled" version of the type string. */
|
||||
|
||||
typestr = (char *) malloc(strlen(type)+2);
|
||||
|
||||
/* Go through and munge the typestring */
|
||||
|
||||
r = typestr;
|
||||
*(r++) = '_';
|
||||
c = type;
|
||||
while (*c) {
|
||||
if (!isspace(*c)) {
|
||||
if ((*c == '*') || (*c == '&')) {
|
||||
*(r++) = 'p';
|
||||
}
|
||||
else *(r++) = *c;
|
||||
} else {
|
||||
*(r++) = '_';
|
||||
}
|
||||
c++;
|
||||
}
|
||||
*(r++) = 0;
|
||||
/* Check to see what kind of object _PTRVALUE is */
|
||||
switch (TYPE(_PTRVALUE)) {
|
||||
case T_FIXNUM:
|
||||
case T_BIGNUM:
|
||||
ptr = (void *) NUM2LONG(_PTRVALUE);
|
||||
/* Received a numerical value. Make a pointer out of it */
|
||||
temptype.name = typestr;
|
||||
obj = SWIG_NewPointerObj(ptr,&temptype);
|
||||
obj = rb_str_new2(r);
|
||||
break;
|
||||
default:
|
||||
/* Now extract the pointer value */
|
||||
ptr = SWIG_ConvertPtr(_PTRVALUE,0);
|
||||
temptype.name=typestr;
|
||||
obj = SWIG_NewPointerObj(ptr,&temptype);
|
||||
}
|
||||
if (!obj)
|
||||
rb_raise(rb_eTypeError,"Type error in ptrcast. Argument is not a valid pointer value.");
|
||||
return obj;
|
||||
}
|
||||
%{
|
||||
|
||||
/*------------------------------------------------------------------
|
||||
ptrvalue(ptr,type = 0)
|
||||
|
|
@ -405,61 +337,6 @@ static VALUE ptradd(VALUE _PTRVALUE, int offset) {
|
|||
return obj;
|
||||
}
|
||||
|
||||
/*------------------------------------------------------------------
|
||||
ptrmap(type1,type2)
|
||||
|
||||
Allows a mapping between type1 and type2. (Like a typedef)
|
||||
------------------------------------------------------------------ */
|
||||
static void ptrmap(char *type1, char *type2) {
|
||||
char *typestr1,*typestr2,*c,*r;
|
||||
|
||||
/* Produce a "mangled" version of the type string. */
|
||||
typestr1 = (char *) malloc(strlen(type1)+2);
|
||||
|
||||
/* Go through and munge the typestring */
|
||||
r = typestr1;
|
||||
*(r++) = '_';
|
||||
c = type1;
|
||||
while (*c) {
|
||||
if (!isspace(*c)) {
|
||||
if ((*c == '*') || (*c == '&')) {
|
||||
*(r++) = 'p';
|
||||
}
|
||||
else *(r++) = *c;
|
||||
} else {
|
||||
*(r++) = '_';
|
||||
}
|
||||
c++;
|
||||
}
|
||||
*(r++) = 0;
|
||||
|
||||
typestr2 = (char *) malloc(strlen(type2)+2);
|
||||
|
||||
/* Go through and munge the typestring */
|
||||
|
||||
r = typestr2;
|
||||
*(r++) = '_';
|
||||
c = type2;
|
||||
while (*c) {
|
||||
if (!isspace(*c)) {
|
||||
if ((*c == '*') || (*c == '&')) {
|
||||
*(r++) = 'p';
|
||||
}
|
||||
else *(r++) = *c;
|
||||
} else {
|
||||
*(r++) = '_';
|
||||
}
|
||||
c++;
|
||||
}
|
||||
*(r++) = 0;
|
||||
|
||||
/* Currently unsupported */
|
||||
/*
|
||||
SWIG_RegisterMapping(typestr1,typestr2,0);
|
||||
SWIG_RegisterMapping(typestr2,typestr1,0);
|
||||
*/
|
||||
}
|
||||
|
||||
/*------------------------------------------------------------------
|
||||
ptrfree(ptr)
|
||||
|
||||
|
|
@ -507,27 +384,6 @@ VALUE ptrfree(VALUE _PTRVALUE) {
|
|||
if ($source == -1) return Qnil;
|
||||
}
|
||||
|
||||
VALUE ptrcast(VALUE ptr, char *type);
|
||||
// Casts a pointer ptr to a new datatype given by the string type.
|
||||
// type may be either the SWIG generated representation of a datatype
|
||||
// or the C representation. For example :
|
||||
//
|
||||
// ptrcast(ptr,"double_p"); # Ruby representation
|
||||
// ptrcast(ptr,"double *"); # C representation
|
||||
//
|
||||
// A new pointer value is returned. ptr may also be an integer
|
||||
// value in which case the value will be used to set the pointer
|
||||
// value. For example :
|
||||
//
|
||||
// a = ptrcast(0,"Vector_p");
|
||||
//
|
||||
// Will create a NULL pointer of type "Vector_p"
|
||||
//
|
||||
// The casting operation is sensitive to formatting. As a result,
|
||||
// "double *" is different than "double*". As a result of thumb,
|
||||
// there should always be exactly one space between the C datatype
|
||||
// and any pointer specifiers (*).
|
||||
|
||||
VALUE ptrvalue(VALUE ptr, int index = 0, char *type = 0);
|
||||
// Returns the value that a pointer is pointing to (ie. dereferencing).
|
||||
// The type is automatically inferred by the pointer type--thus, an
|
||||
|
|
@ -600,35 +456,6 @@ VALUE ptradd(VALUE ptr, int offset);
|
|||
// For all other datatypes (including all complex datatypes), the
|
||||
// offset corresponds to bytes. This function does not perform any
|
||||
// bounds checking and negative offsets are perfectly legal.
|
||||
|
||||
void ptrmap(char *type1, char *type2);
|
||||
// This is a rarely used function that performs essentially the same
|
||||
// operation as a C typedef. To manage datatypes at run-time, SWIG
|
||||
// modules manage an internal symbol table of type mappings. This
|
||||
// table keeps track of which types are equivalent to each other. The
|
||||
// ptrmap() function provides a mechanism for scripts to add symbols
|
||||
// to this table. For example :
|
||||
//
|
||||
// ptrmap("double_p","Real_p");
|
||||
//
|
||||
// would make the types "doublePtr" and "RealPtr" equivalent to each
|
||||
// other. Pointers of either type could now be used interchangably.
|
||||
//
|
||||
// Normally this function is not needed, but it can be used to
|
||||
// circumvent SWIG's normal type-checking behavior or to work around
|
||||
// weird type-handling problems.
|
||||
|
||||
|
||||
%init %{
|
||||
{
|
||||
int i;
|
||||
for (i = 0; _swig_pointer_types[i]; i++) {
|
||||
_swig_pointer_types[i] = SWIG_TypeRegister(_swig_pointer_types[i]);
|
||||
SWIG_define_class(_swig_pointer_types[i]);
|
||||
}
|
||||
}
|
||||
|
||||
%}
|
||||
|
||||
|
||||
|
||||
|
|
|
|||
|
|
@ -33,70 +33,6 @@ static swig_type_info *SWIG_POINTER_char_pp = 0;
|
|||
|
||||
%{
|
||||
|
||||
/*------------------------------------------------------------------
|
||||
ptrcast(value,type)
|
||||
|
||||
Constructs a new pointer value. Value may either be a string
|
||||
or an integer. Type is a string corresponding to either the
|
||||
C datatype or mangled datatype.
|
||||
|
||||
ptrcast(0,"Vector *")
|
||||
or
|
||||
ptrcast(0,"Vector_p")
|
||||
------------------------------------------------------------------ */
|
||||
|
||||
static int ptrcast(Tcl_Interp *interp, char *ptrvalue, char *type) {
|
||||
|
||||
char *r,*s;
|
||||
void *ptr;
|
||||
char *typestr,*c;
|
||||
int pv;
|
||||
int error = 0;
|
||||
swig_type_info sinfo;
|
||||
|
||||
/* Produce a "mangled" version of the type string. */
|
||||
|
||||
typestr = (char *) malloc(strlen(type)+2);
|
||||
|
||||
/* Go through and munge the typestring */
|
||||
r = typestr;
|
||||
*(r++) = '_';
|
||||
c = type;
|
||||
while (*c) {
|
||||
if (!isspace(*c)) {
|
||||
if ((*c == '*') || (*c == '&')) {
|
||||
*(r++) = 'p';
|
||||
}
|
||||
else *(r++) = *c;
|
||||
} else {
|
||||
*(r++) = '_';
|
||||
}
|
||||
c++;
|
||||
}
|
||||
*(r++) = 0;
|
||||
|
||||
sinfo.name = typestr;
|
||||
/* Check to see what kind of object ptrvalue is */
|
||||
if (Tcl_GetInt(interp,ptrvalue,&pv) == TCL_OK) {
|
||||
ptr = (void *) pv;
|
||||
/* Received a numerical value. Make a pointer out of it */
|
||||
Tcl_SetObjResult(interp,SWIG_NewPointerObj(ptr,&sinfo));
|
||||
} else {
|
||||
/* Have a string. Try to get the real pointer value */
|
||||
if (SWIG_ConvertPtrFromString(interp,ptrvalue,&ptr,0) == TCL_OK) {
|
||||
Tcl_SetObjResult(interp,SWIG_NewPointerObj(ptr,&sinfo));
|
||||
} else {
|
||||
error = 1;
|
||||
}
|
||||
}
|
||||
free(typestr);
|
||||
if (error) {
|
||||
Tcl_SetResult(interp,"Type error in ptrcast. Argument is not a valid pointer value.",TCL_VOLATILE);
|
||||
return TCL_ERROR;
|
||||
}
|
||||
return TCL_OK;
|
||||
}
|
||||
|
||||
/*------------------------------------------------------------------
|
||||
ptrvalue(ptr,type = 0)
|
||||
|
||||
|
|
@ -425,65 +361,6 @@ static int ptradd(Tcl_Interp *interp, char *ptrvalue, int offset) {
|
|||
return TCL_OK;
|
||||
}
|
||||
|
||||
|
||||
/*------------------------------------------------------------------
|
||||
ptrmap(type1,type2)
|
||||
|
||||
Allows a mapping between type1 and type2. (Like a typedef)
|
||||
------------------------------------------------------------------ */
|
||||
|
||||
static void ptrmap(char *type1, char *type2) {
|
||||
|
||||
char *typestr1,*typestr2,*c,*r;
|
||||
|
||||
/* Produce a "mangled" version of the type string. */
|
||||
|
||||
typestr1 = (char *) malloc(strlen(type1)+2);
|
||||
|
||||
/* Go through and munge the typestring */
|
||||
|
||||
r = typestr1;
|
||||
*(r++) = '_';
|
||||
c = type1;
|
||||
while (*c) {
|
||||
if (!isspace(*c)) {
|
||||
if ((*c == '*') || (*c == '&')) {
|
||||
*(r++) = 'p';
|
||||
}
|
||||
else *(r++) = *c;
|
||||
} else {
|
||||
*(r++) = '_';
|
||||
}
|
||||
c++;
|
||||
}
|
||||
*(r++) = 0;
|
||||
|
||||
typestr2 = (char *) malloc(strlen(type2)+2);
|
||||
|
||||
/* Go through and munge the typestring */
|
||||
|
||||
r = typestr2;
|
||||
*(r++) = '_';
|
||||
c = type2;
|
||||
while (*c) {
|
||||
if (!isspace(*c)) {
|
||||
if ((*c == '*') || (*c == '&')) {
|
||||
*(r++) = 'p';
|
||||
}
|
||||
else *(r++) = *c;
|
||||
} else {
|
||||
*(r++) = '_';
|
||||
}
|
||||
c++;
|
||||
}
|
||||
*(r++) = 0;
|
||||
/* Currently unsupported
|
||||
SWIG_RegisterMapping(typestr1,typestr2,0);
|
||||
SWIG_RegisterMapping(typestr2,typestr1,0);
|
||||
*/
|
||||
fprintf(stdout,"SWIG: ptrmap currently unimplemented.\n");
|
||||
}
|
||||
|
||||
/*------------------------------------------------------------------
|
||||
ptrfree(ptr)
|
||||
|
||||
|
|
@ -531,28 +408,6 @@ int ptrfree(Tcl_Interp *interp, char *ptrvalue) {
|
|||
$target = interp;
|
||||
}
|
||||
|
||||
int ptrcast(Tcl_Interp *interp, char *ptr, char *type);
|
||||
// Casts a pointer ptr to a new datatype given by the string type.
|
||||
// type may be either the SWIG generated representation of a datatype
|
||||
// or the C representation. For example :
|
||||
//
|
||||
// ptrcast $ptr double_p # Tcl representation
|
||||
// ptrcast $ptr "double *" # C representation
|
||||
//
|
||||
// A new pointer value is returned. ptr may also be an integer
|
||||
// value in which case the value will be used to set the pointer
|
||||
// value. For example :
|
||||
//
|
||||
// set a [ptrcast 0 Vector_p]
|
||||
//
|
||||
// Will create a NULL pointer of type "Vector_p"
|
||||
//
|
||||
// The casting operation is sensitive to formatting. As a result,
|
||||
// "double *" is different than "double*". As a result of thumb,
|
||||
// there should always be exactly one space between the C datatype
|
||||
// and any pointer specifiers (*).
|
||||
|
||||
|
||||
int ptrvalue(Tcl_Interp *interp, char *ptr, int index = 0, char *type = 0);
|
||||
// Returns the value that a pointer is pointing to (ie. dereferencing).
|
||||
// The type is automatically inferred by the pointer type--thus, an
|
||||
|
|
@ -627,26 +482,6 @@ int ptradd(Tcl_Interp *interp, char *ptr, int offset);
|
|||
// offset corresponds to bytes. This function does not perform any
|
||||
// bounds checking and negative offsets are perfectly legal.
|
||||
|
||||
void ptrmap(char *type1, char *type2);
|
||||
// This is a rarely used function that performs essentially the same
|
||||
// operation as a C typedef. To manage datatypes at run-time, SWIG
|
||||
// modules manage an internal symbol table of type mappings. This
|
||||
// table keeps track of which types are equivalent to each other. The
|
||||
// ptrmap() function provides a mechanism for scripts to add symbols
|
||||
// to this table. For example :
|
||||
//
|
||||
// ptrmap double_p Real_p
|
||||
//
|
||||
// would make the types "double_p" and "Real_p" equivalent to each
|
||||
// other. Pointers of either type could now be used interchangably.
|
||||
//
|
||||
// Normally this function is not needed, but it can be used to
|
||||
// circumvent SWIG's normal type-checking behavior or to work around
|
||||
// weird type-handling bugs.
|
||||
|
||||
// Clear the ignore typemap
|
||||
//%typemap(tcl,ignore) Tcl_Interp *;
|
||||
//%typemap(tcl8,ignore) Tcl_Interp *;
|
||||
|
||||
|
||||
|
||||
|
|
|
|||
Loading…
Add table
Add a link
Reference in a new issue