efl/src/bin/eolian/types.c

400 lines
13 KiB
C

#include <ctype.h>
#include "main.h"
#include "headers.h"
#include "docs.h"
extern char* _eolian_api_symbol;
static Eina_Strbuf *
_type_generate(const Eolian_State *state, const Eolian_Typedecl *tp,
Eina_Bool full)
{
char *grp = strdup(eolian_typedecl_c_name_get(tp));
char *p = strrchr(grp, '.');
if (p) *p = '\0';
Eina_Strbuf *buf = eo_gen_docs_full_gen(state, eolian_typedecl_documentation_get(tp),
grp, 0);
free(grp);
if (!buf) buf = eina_strbuf_new();
else eina_strbuf_append_char(buf, '\n');
Eolian_Typedecl_Type tpt = eolian_typedecl_type_get(tp);
switch (tpt)
{
case EOLIAN_TYPEDECL_ALIAS:
{
Eina_Stringshare *tn = eolian_typedecl_c_type_get(tp);
eina_strbuf_append(buf, tn);
eina_stringshare_del(tn);
break;
}
case EOLIAN_TYPEDECL_STRUCT:
case EOLIAN_TYPEDECL_STRUCT_OPAQUE:
{
const Eolian_Struct_Type_Field *memb;
char *fn = eo_gen_c_full_name_get(eolian_typedecl_c_name_get(tp));
if (tpt == EOLIAN_TYPEDECL_STRUCT_OPAQUE || !full)
{
eina_strbuf_append_printf(buf, "typedef struct _%s %s", fn, fn);
free(fn);
break;
}
eina_strbuf_append_printf(buf, "typedef struct _%s\n{\n", fn);
Eina_Iterator *membs = eolian_typedecl_struct_fields_get(tp);
EINA_ITERATOR_FOREACH(membs, memb)
{
Eina_Stringshare *ct = NULL;
ct = eolian_typedecl_struct_field_c_type_get(memb);
eina_strbuf_append_printf(buf, " %s%s%s;",
ct, strchr(ct, '*') ? "" : " ",
eolian_typedecl_struct_field_name_get(memb));
eina_stringshare_del(ct);
const Eolian_Documentation *fdoc
= eolian_typedecl_struct_field_documentation_get(memb);
if (fdoc)
{
const char *nl = strrchr(eina_strbuf_string_get(buf), '\n');
if (nl)
{
Eina_Strbuf *fbuf = eo_gen_docs_full_gen(state, fdoc, NULL,
strlen(nl));
if (fbuf)
eina_strbuf_append_printf(buf, " %s",
eina_strbuf_string_get(fbuf));
eina_strbuf_free(fbuf);
}
}
eina_strbuf_append(buf, "\n");
}
eina_iterator_free(membs);
eina_strbuf_append_printf(buf, "} %s", fn);
free(fn);
break;
}
case EOLIAN_TYPEDECL_ENUM:
{
const Eolian_Enum_Type_Field *memb;
if (!full)
break;
eina_strbuf_append_printf(buf, "typedef enum\n{\n");
Eina_Iterator *membs = eolian_typedecl_enum_fields_get(tp);
Eina_Bool next = eina_iterator_next(membs, (void **)&memb);
while (next)
{
const Eolian_Expression *vale =
eolian_typedecl_enum_field_value_get(memb, EINA_FALSE);
Eina_Stringshare *membn =
eolian_typedecl_enum_field_c_constant_get(memb);
if (!vale)
eina_strbuf_append_printf(buf, " %s", membn);
else
{
Eolian_Value val =
eolian_expression_eval(vale, EOLIAN_MASK_INT);
const char *lit = eolian_expression_value_to_literal(&val);
eina_strbuf_append_printf(buf, " %s = %s", membn, lit);
const char *exp = eolian_expression_serialize(vale);
if (exp && strcmp(lit, exp))
eina_strbuf_append_printf(buf, " /* %s */", exp);
eina_stringshare_del(exp);
eina_stringshare_del(lit);
}
eina_stringshare_del(membn);
const Eolian_Documentation *fdoc
= eolian_typedecl_enum_field_documentation_get(memb);
next = eina_iterator_next(membs, (void **)&memb);
if (next)
eina_strbuf_append(buf, ",");
if (fdoc)
{
const char *nl = strrchr(eina_strbuf_string_get(buf), '\n');
if (nl)
{
Eina_Strbuf *fbuf = eo_gen_docs_full_gen(state, fdoc, NULL,
strlen(nl));
if (fbuf)
eina_strbuf_append_printf(buf, " %s",
eina_strbuf_string_get(fbuf));
eina_strbuf_free(fbuf);
}
}
eina_strbuf_append(buf, "\n");
}
eina_iterator_free(membs);
char *fn = eo_gen_c_full_name_get(eolian_typedecl_c_name_get(tp));
eina_strbuf_append_printf(buf, "} %s", fn);
free(fn);
break;
}
case EOLIAN_TYPEDECL_FUNCTION_POINTER:
{
const Eolian_Function *fid = eolian_typedecl_function_pointer_get(tp);
eina_strbuf_append(buf, "typedef ");
/* Return type */
const Eolian_Type *rtp = eolian_function_return_type_get(fid, EOLIAN_FUNCTION_POINTER);
if (!rtp)
eina_strbuf_append(buf, "void ");
else
{
Eina_Stringshare *ct = eolian_function_return_c_type_get(fid, EOLIAN_FUNCTION_POINTER);
eina_strbuf_append_printf(buf, "%s ", ct);
eina_stringshare_del(ct);
}
/* Function name */
char *fn = eo_gen_c_full_name_get(eolian_typedecl_c_name_get(tp));
eina_strbuf_append_printf(buf, "(*%s)", fn);
free(fn);
/* Parameters */
eina_strbuf_append(buf, "(void *data");
int nidx = 1;
eo_gen_params(eolian_function_parameters_get(fid), buf, NULL, &nidx, EOLIAN_FUNCTION_POINTER);
eina_strbuf_append(buf, ")");
break;
}
default:
eina_strbuf_reset(buf);
break;
}
eina_strbuf_append_char(buf, ';');
if (eolian_typedecl_is_beta(tp))
{
eina_strbuf_prepend(buf, "#ifdef EFL_BETA_API_SUPPORT\n");
eina_strbuf_append(buf, "\n#endif /* EFL_BETA_API_SUPPORT */");
}
return buf;
}
static Eina_Strbuf *
_const_generate(const Eolian_State *state, const Eolian_Constant *vr)
{
char *fn = strdup(eolian_constant_c_name_get(vr));
char *p = strrchr(fn, '.');
if (p) *p = '\0';
Eina_Strbuf *buf = eo_gen_docs_full_gen(state, eolian_constant_documentation_get(vr),
fn, 0);
if (p)
{
*p = '_';
while ((p = strchr(fn, '.')))
*p = '_';
}
eina_str_toupper(&fn);
if (!buf) buf = eina_strbuf_new();
else eina_strbuf_append_char(buf, '\n');
/* we generate a define macro here, as it's a constant */
eina_strbuf_prepend_printf(buf, "#ifndef %s\n", fn);
eina_strbuf_append_printf(buf, "#define %s ", fn);
const Eolian_Expression *vv = eolian_constant_value_get(vr);
Eolian_Value val = eolian_expression_eval(vv, EOLIAN_MASK_ALL);
Eina_Stringshare *lit = eolian_expression_value_to_literal(&val);
eina_strbuf_append(buf, lit);
Eina_Stringshare *exp = eolian_expression_serialize(vv);
if (exp && strcmp(lit, exp))
eina_strbuf_append_printf(buf, " /* %s */", exp);
eina_stringshare_del(lit);
eina_stringshare_del(exp);
eina_strbuf_append(buf, "\n#endif");
free(fn);
if (eolian_constant_is_beta(vr))
{
eina_strbuf_prepend(buf, "#ifdef EFL_BETA_API_SUPPORT\n");
eina_strbuf_append(buf, "\n#endif /* EFL_BETA_API_SUPPORT */");
}
return buf;
}
static Eina_Strbuf *
_err_generate(const Eolian_State *state, const Eolian_Error *err)
{
char *fn = strdup(eolian_error_c_name_get(err));
char *p = strrchr(fn, '.');
if (p) *p = '\0';
Eina_Strbuf *buf = eo_gen_docs_full_gen(state, eolian_error_documentation_get(err),
fn, 0);
if (p)
{
*p = '_';
while ((p = strchr(fn, '.')))
*p = '_';
}
eina_str_tolower(&fn);
if (!buf) buf = eina_strbuf_new();
else eina_strbuf_append_char(buf, '\n');
eina_strbuf_prepend_printf(buf, "%s %s_WEAK Eina_Error %s_get(void);\n\n",
_eolian_api_symbol, _eolian_api_symbol, fn);
char *ufn = strdup(fn);
eina_str_toupper(&ufn);
eina_strbuf_append_printf(buf, "#define %s %s_get()", ufn, fn);
free(ufn);
free(fn);
if (eolian_error_is_beta(err))
{
eina_strbuf_prepend(buf, "#ifdef EFL_BETA_API_SUPPORT\n");
eina_strbuf_append(buf, "\n#endif /* EFL_BETA_API_SUPPORT */");
}
return buf;
}
void eo_gen_types_header_gen(const Eolian_State *state,
Eina_Iterator *itr, Eina_Strbuf *buf,
Eina_Bool full)
{
const Eolian_Object *decl;
EINA_ITERATOR_FOREACH(itr, decl)
{
Eolian_Object_Type dt = eolian_object_type_get(decl);
if (dt == EOLIAN_OBJECT_CONSTANT)
{
const Eolian_Constant *vr = (const Eolian_Constant *)decl;
if (!vr || eolian_constant_is_extern(vr))
continue;
Eina_Strbuf *vbuf = _const_generate(state, vr);
if (vbuf)
{
eina_strbuf_append(buf, eina_strbuf_string_get(vbuf));
eina_strbuf_append(buf, "\n\n");
eina_strbuf_free(vbuf);
}
continue;
}
else if (dt == EOLIAN_OBJECT_ERROR)
{
const Eolian_Error *err = (const Eolian_Error *)decl;
if (!err || eolian_error_is_extern(err))
continue;
Eina_Strbuf *ebuf = _err_generate(state, err);
if (ebuf)
{
eina_strbuf_append(buf, eina_strbuf_string_get(ebuf));
eina_strbuf_append(buf, "\n\n");
eina_strbuf_free(ebuf);
}
continue;
}
if (dt != EOLIAN_OBJECT_TYPEDECL)
continue;
const Eolian_Typedecl *tp = (const Eolian_Typedecl *)decl;
if (eolian_typedecl_is_extern(tp))
continue;
Eolian_Typedecl_Type tpt = eolian_typedecl_type_get(tp);
if (tpt == EOLIAN_TYPEDECL_ENUM && !full)
continue;
if (tpt == EOLIAN_TYPEDECL_ALIAS)
{
const Eolian_Type *btp = eolian_typedecl_base_type_get(tp);
if (eolian_type_type_get(btp) == EOLIAN_TYPE_UNDEFINED)
continue;
}
Eina_Strbuf *tbuf = _type_generate(state, tp, full);
if (tbuf)
{
eina_strbuf_append(buf, eina_strbuf_string_get(tbuf));
eina_strbuf_append(buf, "\n\n");
eina_strbuf_free(tbuf);
}
}
eina_iterator_free(itr);
}
static void
_source_gen_error(Eina_Strbuf *buf, const Eolian_Error *err)
{
if (eolian_error_is_extern(err))
return;
char *fn = strdup(eolian_error_c_name_get(err));
for (char *p = strchr(fn, '.'); p; p = strchr(p, '.'))
*p = '_';
eina_str_tolower(&fn);
eina_strbuf_append_printf(buf, "%s %s_WEAK Eina_Error %s_get(void)\n{\n",
_eolian_api_symbol, _eolian_api_symbol, fn);
free(fn);
const char *msg = eolian_error_message_get(err);
eina_strbuf_append(buf, " static Eina_Error err = EINA_ERROR_NO_ERROR;\n");
eina_strbuf_append(buf, " if (err == EINA_ERROR_NO_ERROR)\n");
eina_strbuf_append(buf, " err = eina_error_msg_static_register(\"");
for (const char *p = msg; *p; ++p)
switch (*p)
{
case '\\':
case '\'':
case '\"':
{
eina_strbuf_append_char(buf, '\\');
eina_strbuf_append_char(buf, *p);
continue;
}
case '\n':
{
eina_strbuf_append_char(buf, '\\');
eina_strbuf_append_char(buf, 'n');
continue;
}
case '\t':
{
eina_strbuf_append_char(buf, '\\');
eina_strbuf_append_char(buf, 't');
continue;
}
default:
{
if (isprint(*p))
eina_strbuf_append_char(buf, *p);
else
eina_strbuf_append_printf(buf, "\\x%2X", (unsigned int)*p);
continue;
}
}
eina_strbuf_append(buf, "\");\n");
eina_strbuf_append(buf, " return err;\n}\n\n");
}
void eo_gen_types_source_gen(Eina_Iterator *itr, Eina_Strbuf *buf)
{
const Eolian_Object *decl;
EINA_ITERATOR_FOREACH(itr, decl)
{
Eolian_Object_Type dt = eolian_object_type_get(decl);
if (dt == EOLIAN_OBJECT_ERROR)
_source_gen_error(buf, (const Eolian_Error *)decl);
}
eina_iterator_free(itr);
}
Eina_Strbuf *eo_gen_class_typedef_gen(const Eolian_State *eos, const char *eof)
{
const Eolian_Class *cl = eolian_state_class_by_file_get(eos, eof);
if (!cl)
return NULL;
char *clfn = eo_gen_c_full_name_get(eolian_class_c_name_get(cl));
if (!clfn)
return NULL;
Eina_Strbuf *ret = eina_strbuf_new();
eina_strbuf_append_printf(ret, "typedef Eo %s;\n", clfn);
free(clfn);
return ret;
}