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/**************************************************************************\
*
* This file is part of the Coin 3D visualization library.
* Copyright (C) by Kongsberg Oil & Gas Technologies.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* ("GPL") version 2 as published by the Free Software Foundation.
* See the file LICENSE.GPL at the root directory of this source
* distribution for additional information about the GNU GPL.
*
* For using Coin with software that can not be combined with the GNU
* GPL, and for taking advantage of the additional benefits of our
* support services, please contact Kongsberg Oil & Gas Technologies
* about acquiring a Coin Professional Edition License.
*
* See http://www.coin3d.org/ for more information.
*
* Kongsberg Oil & Gas Technologies, Bygdoy Alle 5, 0257 Oslo, NORWAY.
* http://www.sim.no/ sales@sim.no coin-support@coin3d.org
*
\**************************************************************************/
typedef SbString mangleFunc(const char *);
/*
This function returns a string that corresponds to how gcc 2.95.4
mangles "static void <classname>::initClass(void)".
*/
static
SbString
gcc2_initClassMangling(const char * classname)
{
assert(classname != NULL);
const size_t len = strlen(classname);
SbString mangling;
mangling.sprintf("initClass__%d%s", len, classname);
return mangling;
}
/*
This function returns a string that corresponds to how gcc3
mangles "static void <classname>::initClass(void)".
*/
static
SbString
gcc3_initClassMangling(const char * classname)
{
assert(classname != NULL);
const size_t len = strlen(classname);
SbString mangling;
mangling.sprintf("_ZN%d%s9initClassEv", len, classname);
return mangling;
}
/*
This function returns a string that corresponds to how Microsoft
Visual C++ v6 mangles "static void <classname>::initClass(void)" in
a __declspec(dllexport) context.
*/
static
SbString
msvc6_initClassMangling(const char * classname)
{
assert(classname != NULL);
SbString mangling;
mangling.sprintf("?initClass@%s@@SAXXZ", classname);
return mangling;
}
/*
This function returns a string that corresponds to how IRIX MIPSpro
CC 7.30 mangles "static void <classname>::initClass(void)".
*/
static
SbString
MIPSpro_CC_initClassMangling(const char * classname)
{
assert(classname != NULL);
const size_t len = strlen(classname);
SbString mangling;
mangling.sprintf("initClass__%d%sSGv", len, classname);
return mangling;
}
/*
This function returns a string that corresponds to how HP-UX 11's
aCC mangles "static void <classname>::initClass(void)".
The version information reported by the aCC used to check the name
mangling: "HP ANSI C++ B3910B A.03.35".
*/
static
SbString
HPUX_aCC_initClassMangling(const char * classname)
{
assert(classname != NULL);
const size_t len = strlen(classname);
SbString mangling;
mangling.sprintf("initClass__%d%sSFv", len, classname);
return mangling;
}
#include <iostream>
#include <ostream>
/*
This function returns a string that corresponds to how Sun Ceres C++
5.10 mangles "static void <classname>::initClass(void)".
*/
static
SbString
sunCC_initClassMangling(const char * classname)
{
assert(classname != NULL);
size_t len = strlen(classname);
SbString mangling;
SbString mangled_len;
while (len > 25) {
size_t digit = len % 26;
len /= 26;
mangled_len += static_cast<char>('a' + digit);
}
mangled_len += static_cast<char>('a' + len);
char * mangled_str = strdup(mangled_len.getString());
mangled_str[0] = toupper(mangled_str[0]);
/* reverse */
for (size_t i=0, j=strlen(mangled_str)-1; i<j; i++, j--) {
char temp = mangled_str[i];
mangled_str[i] = mangled_str[j];
mangled_str[j] = temp;
}
mangling.sprintf("__1c%s%sJinitClass6F_v_", mangled_str, classname);
free(mangled_str);
return mangling;
}
/* ********************************************************************** */
static mangleFunc * manglefunctions[] = {
HPUX_aCC_initClassMangling,
gcc2_initClassMangling,
gcc3_initClassMangling,
msvc6_initClassMangling,
MIPSpro_CC_initClassMangling,
sunCC_initClassMangling,
(mangleFunc *)NULL
};
/*
return the correct name mangling function, or NULL in case none seem
appropriate
*/
static
mangleFunc *
getManglingFunction(void)
{
static SbBool initialized = FALSE;
static mangleFunc * manglefunc = NULL;
if (!initialized) {
initialized = TRUE;
int i;
cc_libhandle handle = cc_dl_open(NULL);
if (handle == NULL) goto failure;
for (i = 0; (manglefunctions[i] != NULL) && (manglefunc == NULL); i++) {
mangleFunc * attempt = manglefunctions[i];
SbString symbol(attempt("SoBase"));
if (cc_dl_sym(handle, symbol.getString())) {
manglefunc = manglefunctions[i];
}
}
cc_dl_close(handle);
if (manglefunc == NULL) { goto failure; }
}
return manglefunc;
failure:
#ifdef _MSC_VER
// LoadLibrary(NULL) doesn't work, so we fall-back on the MSVC++ mangling
// scheme on MS Windows.
manglefunc = msvc6_initClassMangling;
#endif
return manglefunc;
}
/* ********************************************************************** */
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