Mercurial > octave-nkf
view liboctave/util/oct-shlib.cc @ 20267:a9574e3c6e9e
Deprecate Array::length() and Sparse::length() in favour of ::numel().
* liboctave/array/Array.h (Array::length): deprecate for ::numel.
* liboctave/array/Sparse.h (Sparse::length): deprecate for ::numel.
* libgui/graphics/QtHandlesUtils.cc, libgui/src/octave-qt-link.cc,
libinterp/corefcn/Cell.cc, libinterp/corefcn/__contourc__.cc,
libinterp/corefcn/__pchip_deriv__.cc, libinterp/corefcn/__qp__.cc,
libinterp/corefcn/cellfun.cc, libinterp/corefcn/daspk.cc,
libinterp/corefcn/dasrt.cc, libinterp/corefcn/dassl.cc,
libinterp/corefcn/data.cc, libinterp/corefcn/filter.cc,
libinterp/corefcn/find.cc, libinterp/corefcn/gl-render.cc,
libinterp/corefcn/gl-render.h, libinterp/corefcn/graphics.cc,
libinterp/corefcn/graphics.in.h, libinterp/corefcn/help.cc,
libinterp/corefcn/hex2num.cc, libinterp/corefcn/input.cc,
libinterp/corefcn/load-path.cc, libinterp/corefcn/load-save.cc,
libinterp/corefcn/ls-oct-ascii.h, libinterp/corefcn/lsode.cc,
libinterp/corefcn/matrix_type.cc, libinterp/corefcn/oct-hist.cc,
libinterp/corefcn/oct-map.cc, libinterp/corefcn/oct-map.h,
libinterp/corefcn/oct-obj.h, libinterp/corefcn/oct-stream.cc,
libinterp/corefcn/oct-stream.h, libinterp/corefcn/pr-output.cc,
libinterp/corefcn/quadcc.cc, libinterp/corefcn/rand.cc,
libinterp/corefcn/regexp.cc, libinterp/corefcn/strfns.cc,
libinterp/corefcn/sub2ind.cc, libinterp/corefcn/symtab.h,
libinterp/corefcn/syscalls.cc, libinterp/corefcn/tsearch.cc,
libinterp/corefcn/urlwrite.cc, libinterp/corefcn/utils.cc,
libinterp/corefcn/variables.cc, libinterp/corefcn/xdiv.cc,
libinterp/corefcn/xpow.cc, libinterp/dldfcn/__glpk__.cc,
libinterp/dldfcn/__init_fltk__.cc, libinterp/dldfcn/__magick_read__.cc,
libinterp/dldfcn/audiodevinfo.cc, libinterp/dldfcn/ccolamd.cc,
libinterp/dldfcn/colamd.cc, libinterp/octave-value/ov-cell.cc,
libinterp/octave-value/ov-class.cc, libinterp/octave-value/ov-class.h,
libinterp/octave-value/ov-fcn-inline.cc, libinterp/octave-value/ov-java.cc,
libinterp/octave-value/ov-perm.cc, libinterp/octave-value/ov-struct.cc,
libinterp/octave-value/ov-typeinfo.cc, libinterp/octave-value/ov.cc,
libinterp/operators/op-int.h, libinterp/parse-tree/pt-pr-code.cc,
liboctave/array/Array-util.cc, liboctave/array/Array.cc,
liboctave/array/CColVector.cc, liboctave/array/CDiagMatrix.cc,
liboctave/array/CMatrix.cc, liboctave/array/CRowVector.cc,
liboctave/array/DiagArray2.cc, liboctave/array/DiagArray2.h,
liboctave/array/MArray.cc, liboctave/array/PermMatrix.cc,
liboctave/array/PermMatrix.h, liboctave/array/Sparse.cc,
liboctave/array/boolMatrix.cc, liboctave/array/chMatrix.cc,
liboctave/array/chNDArray.cc, liboctave/array/dColVector.cc,
liboctave/array/dDiagMatrix.cc, liboctave/array/dMatrix.cc,
liboctave/array/dRowVector.cc, liboctave/array/fCColVector.cc,
liboctave/array/fCDiagMatrix.cc, liboctave/array/fCMatrix.cc,
liboctave/array/fCRowVector.cc, liboctave/array/fColVector.cc,
liboctave/array/fDiagMatrix.cc, liboctave/array/fMatrix.cc,
liboctave/array/fRowVector.cc, liboctave/array/idx-vector.cc,
liboctave/array/intNDArray.cc, liboctave/numeric/CmplxCHOL.cc,
liboctave/numeric/CmplxLU.cc, liboctave/numeric/CmplxQR.cc,
liboctave/numeric/DASPK.cc, liboctave/numeric/DASRT.cc,
liboctave/numeric/DASSL.cc, liboctave/numeric/LSODE.cc,
liboctave/numeric/ODES.cc, liboctave/numeric/ODES.h,
liboctave/numeric/base-dae.h, liboctave/numeric/base-lu.cc,
liboctave/numeric/dbleCHOL.cc, liboctave/numeric/dbleLU.cc,
liboctave/numeric/dbleQR.cc, liboctave/numeric/eigs-base.cc,
liboctave/numeric/fCmplxCHOL.cc, liboctave/numeric/fCmplxLU.cc,
liboctave/numeric/fCmplxQR.cc, liboctave/numeric/floatCHOL.cc,
liboctave/numeric/floatLU.cc, liboctave/numeric/floatQR.cc,
liboctave/numeric/lo-specfun.cc, liboctave/numeric/oct-rand.cc,
liboctave/numeric/oct-spparms.cc, liboctave/numeric/sparse-base-chol.cc,
liboctave/operators/mx-inlines.cc, liboctave/system/file-ops.cc,
liboctave/util/glob-match.h, liboctave/util/kpse.cc,
liboctave/util/lo-regexp.cc, liboctave/util/oct-glob.cc,
liboctave/util/pathsearch.cc, liboctave/util/str-vec.cc,
liboctave/util/str-vec.h, liboctave/util/url-transfer.cc: replace all usage
of Array::length() and Sparse::length() with ::numel().
author | Carnë Draug <carandraug@octave.org> |
---|---|
date | Sat, 30 May 2015 03:14:07 +0100 |
parents | 4197fc428c7d |
children | 3f01c585f54e |
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/* Copyright (C) 1999-2015 John W. Eaton Copyright (C) 2009 VZLU Prague This file is part of Octave. Octave is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 3 of the License, or (at your option) any later version. Octave is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with Octave; see the file COPYING. If not, see <http://www.gnu.org/licenses/>. */ #ifdef HAVE_CONFIG_H #include <config.h> #endif #include <map> #if defined (HAVE_SHL_LOAD_API) #include <cerrno> #include <cstring> #endif #if defined (HAVE_DYLD_API) #include <mach-o/dyld.h> #endif extern "C" { #if defined (HAVE_DLOPEN_API) #if defined (HAVE_DLFCN_H) #include <dlfcn.h> #else extern void *dlopen (const char *, int); extern const char *dlerror (void); extern void *dlsym (void *, const char *); extern int dlclose (void *); #endif #elif defined (HAVE_SHL_LOAD_API) #include <dl.h> #elif defined (HAVE_LOADLIBRARY_API) #define WIN32_LEAN_AND_MEAN #include <windows.h> #endif } #include "file-stat.h" #include "lo-error.h" #include "oct-shlib.h" #include "str-vec.h" octave_shlib::shlib_rep::shlib_rep (const std::string& f) : count (1), file (f), tm_loaded (), fcn_names () { instances[f] = this; if (is_out_of_date ()) (*current_liboctave_warning_with_id_handler) ("Octave:warn-future-time-stamp", "timestamp on file %s is in the future", file.c_str ()); } bool octave_shlib::shlib_rep::is_out_of_date (void) const { file_stat fs (file); return (fs && fs.is_newer (tm_loaded)); } void octave_shlib::shlib_rep::fake_reload (void) { // We can't actually reload the library, but we'll pretend we did. file_stat fs (file); if (fs && fs.is_newer (tm_loaded)) { tm_loaded = fs.mtime (); (*current_liboctave_warning_with_id_handler) ("Octave:library-reload", "library %s not reloaded due to existing references", file.c_str ()); } } octave_shlib::shlib_rep * octave_shlib::shlib_rep::get_instance (const std::string& f, bool fake) { shlib_rep *retval = 0; std::map<std::string, shlib_rep *>::iterator p = instances.find (f); if (p != instances.end ()) { retval = p->second; retval->count++; if (fake) retval->fake_reload (); } else retval = new_instance (f); return retval; } void octave_shlib::shlib_rep::add_fcn_name (const std::string& name) { fcn_names_iterator p = fcn_names.find (name); if (p == fcn_names.end ()) fcn_names[name] = 1; else ++(p->second); } bool octave_shlib::shlib_rep::remove_fcn_name (const std::string& fcn_name) { bool retval = false; fcn_names_iterator p = fcn_names.find (fcn_name); if (p != fcn_names.end () && --(p->second) == 0) { fcn_names.erase (fcn_name); retval = true; } return retval; } void octave_shlib::shlib_rep::do_close_hook (octave_shlib::close_hook cl_hook) { for (fcn_names_iterator p = fcn_names.begin (); p != fcn_names.end (); p++) cl_hook (p->first); fcn_names.clear (); } std::map<std::string, octave_shlib::shlib_rep *> octave_shlib::shlib_rep::instances; octave_shlib::shlib_rep octave_shlib::nil_rep; #if defined (HAVE_DLOPEN_API) class octave_dlopen_shlib : public octave_shlib::shlib_rep { public: octave_dlopen_shlib (const std::string& f); ~octave_dlopen_shlib (void); void *search (const std::string& name, octave_shlib::name_mangler mangler = 0); // FIXME: this is possibly redundant because failure to open a library will // normally throw an exception, avoiding the construction of an invalid // library. Leave it here for possible future use. bool is_open (void) const { return (library != 0); } private: // No copying! octave_dlopen_shlib (const octave_dlopen_shlib&); octave_dlopen_shlib& operator = (const octave_dlopen_shlib&); void *library; }; octave_dlopen_shlib::octave_dlopen_shlib (const std::string& f) : octave_shlib::shlib_rep (f), library (0) { int flags = 0; // Use RTLD_NOW to resolve all symbols before dlopen returns. // By using this option, dlopen will detect errors and Octave // won't exit if there are unresolved symbols in the file we are // loading, and we may even get a useful diagnostic. #if defined (RTLD_NOW) flags |= RTLD_NOW; #endif library = dlopen (file.c_str (), flags); if (! library) { const char *msg = dlerror (); if (msg) (*current_liboctave_error_handler) ("%s: failed to load: %s", file.c_str (), msg); else (*current_liboctave_error_handler) ("%s: failed to load", file.c_str ()); } } octave_dlopen_shlib::~octave_dlopen_shlib (void) { if (library) dlclose (library); } void * octave_dlopen_shlib::search (const std::string& name, octave_shlib::name_mangler mangler) { void *function = 0; if (is_open ()) { std::string sym_name = name; if (mangler) sym_name = mangler (name); function = dlsym (library, sym_name.c_str ()); } else (*current_liboctave_error_handler) ("shared library %s is not open", file.c_str ()); return function; } #elif defined (HAVE_SHL_LOAD_API) class octave_shl_load_shlib : public octave_shlib::shlib_rep { public: octave_shl_load_shlib (const std::string& f); ~octave_shl_load_shlib (void); void *search (const std::string& name, octave_shlib::name_mangler mangler = 0); bool is_open (void) const { return (library != 0); } private: // No copying! octave_shl_load_shlib (const octave_shl_load_shlib&); octave_shl_load_shlib& operator = (const octave_shl_load_shlib&); shl_t library; }; octave_shl_load_shlib::octave_shl_load_shlib (const std::string& f) : octave_shlib::shlib_rep (f), library (0) { file = f; library = shl_load (file.c_str (), BIND_IMMEDIATE, 0L); if (! library) { using namespace std; (*current_liboctave_error_handler) ("%s", gnulib::strerror (errno)); } } octave_shl_load_shlib::~octave_shl_load_shlib (void) { if (library) shl_unload (library); } void * octave_shl_load_shlib::search (const std::string& name, octave_shlib::name_mangler mangler) { void *function = 0; if (is_open ()) { std::string sym_name = name; if (mangler) sym_name = mangler (name); int status = shl_findsym (&library, sym_name.c_str (), TYPE_UNDEFINED, &function); } else (*current_liboctave_error_handler) ("shared library %s is not open", file.c_str ()); return function; } #elif defined (HAVE_LOADLIBRARY_API) class octave_w32_shlib: public octave_shlib::shlib_rep { public: octave_w32_shlib (const std::string& f); ~octave_w32_shlib (void); void *search (const std::string& name, octave_shlib::name_mangler mangler = 0); bool is_open (void) const { return (handle != 0); } private: // No copying! octave_w32_shlib (const octave_w32_shlib&); octave_w32_shlib& operator = (const octave_w32_shlib&); HINSTANCE handle; }; octave_w32_shlib::octave_w32_shlib (const std::string& f) : octave_shlib::shlib_rep (f), handle (0) { handle = LoadLibrary (file.c_str ()); if (! handle) { DWORD lastError = GetLastError (); char *msg; switch (lastError) { case ERROR_MOD_NOT_FOUND: case ERROR_DLL_NOT_FOUND: msg = "could not find library or dependents"; break; case ERROR_INVALID_DLL: msg = "library or its dependents are damaged"; break; case ERROR_DLL_INIT_FAILED: msg = "library initialization routine failed"; break; default: msg = "library open failed"; } (*current_liboctave_error_handler) ("%s: %s", msg, file.c_str ()); } } octave_w32_shlib::~octave_w32_shlib (void) { if (handle) FreeLibrary (handle); } extern "C" { void * octave_w32_search (HINSTANCE handle, const char * name); } void * octave_w32_shlib::search (const std::string& name, octave_shlib::name_mangler mangler) { void *function = 0; if (is_open ()) { std::string sym_name = name; if (mangler) sym_name = mangler (name); function = octave_w32_library_search (handle, sym_name.c_str ()); } else (*current_liboctave_error_handler) ("shared library %s is not open", file.c_str ()); return function; } #elif defined (HAVE_DYLD_API) class octave_dyld_shlib : public octave_shlib::shlib_rep { public: octave_dyld_shlib (void); ~octave_dyld_shlib (void); void open (const std::string& f); void *search (const std::string& name, octave_shlib::name_mangler mangler = 0); void close (octave_shlib::close_hook cl_hook = 0); bool is_open (void) const {return (handle != 0); } private: // No copying! octave_dyld_shlib (const octave_dyld_shlib&); octave_dyld_shlib& operator = (const octave_dyld_shlib&); NSObjectFileImage img; NSModule handle; }; octave_dyld_shlib::octave_dyld_shlib (const std::string& f) : octave_shlib::shlib_rep (f), handle (0) { int returnCode = NSCreateObjectFileImageFromFile (file.c_str (), &img); if (NSObjectFileImageSuccess == returnCode) { handle = NSLinkModule (img, file.c_str (), (NSLINKMODULE_OPTION_RETURN_ON_ERROR | NSLINKMODULE_OPTION_PRIVATE)); if (! handle) { NSLinkEditErrors ler; int lerno; const char *file2; const char *errstr = 0; NSLinkEditError (&ler, &lerno, &file2, &errstr); if (! errstr) errstr = "unspecified error"; (*current_liboctave_error_handler) ("%s: %s", file.c_str (), errstr); } } else { (*current_liboctave_error_handler) ("got NSObjectFileImageReturnCode %d", returnCode); // FIXME: should use NSLinkEditError () to get // more info on what went wrong. } } octave_dyld_shlib::~octave_dyld_shlib (void) { if (handle) NSUnLinkModule (handle, NSUNLINKMODULE_OPTION_RESET_LAZY_REFERENCES); NSDestroyObjectFileImage (img); } void * octave_dyld_shlib::search (const std::string& name, octave_shlib::name_mangler mangler) { void *function = 0; if (is_open ()) { std::string sym_name = name; if (mangler) sym_name = mangler (name); NSSymbol symbol = NSLookupSymbolInModule (handle, sym_name.c_str ()); if (symbol) { function = NSAddressOfSymbol (symbol); } } else (*current_liboctave_error_handler) ("bundle %s is not open", file.c_str ()); return function; } #endif octave_shlib::shlib_rep * octave_shlib::shlib_rep::new_instance (const std::string& f) { #if defined (HAVE_DLOPEN_API) return new octave_dlopen_shlib (f); #elif defined (HAVE_SHL_LOAD_API) return new octave_shl_load_shlib (f); #elif defined (HAVE_LOADLIBRARY_API) return new octave_w32_shlib (f); #elif defined (HAVE_DYLD_API) return new octave_dyld_shlib (f); #else (*current_liboctave_error_handler) ("no API for dynamic loading is available"); return new shlib_rep (); #endif }