Mercurial > octave
view liboctave/util/oct-shlib.cc @ 21301:40de9f8f23a6
Use '#include "config.h"' rather than <config.h>.
* mk-octave-config-h.sh, mk-opts.pl, Backend.cc, BaseControl.cc,
ButtonControl.cc, Canvas.cc, CheckBoxControl.cc, Container.cc, ContextMenu.cc,
EditControl.cc, Figure.cc, FigureWindow.cc, GLCanvas.cc, KeyMap.cc,
ListBoxControl.cc, Logger.cc, Menu.cc, MouseModeActionGroup.cc, Object.cc,
ObjectFactory.cc, ObjectProxy.cc, Panel.cc, PopupMenuControl.cc,
PushButtonControl.cc, PushTool.cc, QtHandlesUtils.cc, RadioButtonControl.cc,
SliderControl.cc, TextControl.cc, TextEdit.cc, ToggleButtonControl.cc,
ToggleTool.cc, ToolBar.cc, ToolBarButton.cc, __init_qt__.cc,
annotation-dialog.cc, gl-select.cc, module.mk, kpty.cpp, color-picker.cc,
dialog.cc, documentation-dock-widget.cc, files-dock-widget.cc,
find-files-dialog.cc, find-files-model.cc, history-dock-widget.cc,
file-editor-tab.cc, file-editor-tab.h, file-editor.cc, find-dialog.cc,
marker.cc, octave-qscintilla.cc, octave-txt-lexer.cc, main-window.cc,
octave-cmd.cc, octave-dock-widget.cc, octave-gui.cc, octave-interpreter.cc,
octave-qt-link.cc, parser.cc, webinfo.cc, resource-manager.cc,
settings-dialog.cc, shortcut-manager.cc, terminal-dock-widget.cc,
thread-manager.cc, welcome-wizard.cc, workspace-model.cc, workspace-view.cc,
build-env-features.sh, build-env.in.cc, Cell.cc, __contourc__.cc,
__dispatch__.cc, __dsearchn__.cc, __ichol__.cc, __ilu__.cc, __lin_interpn__.cc,
__pchip_deriv__.cc, __qp__.cc, balance.cc, besselj.cc, betainc.cc, bitfcns.cc,
bsxfun.cc, c-file-ptr-stream.cc, cdisplay.c, cellfun.cc, coct-hdf5-types.c,
colloc.cc, comment-list.cc, conv2.cc, daspk.cc, dasrt.cc, dassl.cc, data.cc,
debug.cc, defaults.cc, defun.cc, det.cc, dirfns.cc, display.cc, dlmread.cc,
dot.cc, dynamic-ld.cc, eig.cc, ellipj.cc, error.cc, errwarn.cc, event-queue.cc,
fft.cc, fft2.cc, fftn.cc, file-io.cc, filter.cc, find.cc, ft-text-renderer.cc,
gammainc.cc, gcd.cc, getgrent.cc, getpwent.cc, getrusage.cc, givens.cc,
gl-render.cc, gl2ps-print.cc, graphics.cc, gripes.cc, hash.cc, help.cc,
hess.cc, hex2num.cc, hook-fcn.cc, input.cc, inv.cc, jit-ir.cc, jit-typeinfo.cc,
jit-util.cc, kron.cc, load-path.cc, load-save.cc, lookup.cc,
ls-ascii-helper.cc, ls-hdf5.cc, ls-mat-ascii.cc, ls-mat4.cc, ls-mat5.cc,
ls-oct-binary.cc, ls-oct-text.cc, ls-utils.cc, lsode.cc, lu.cc, luinc.cc,
mappers.cc, matrix_type.cc, max.cc, mex.cc, mgorth.cc, nproc.cc,
oct-errno.in.cc, oct-fstrm.cc, oct-hdf5-types.cc, oct-hist.cc, oct-iostrm.cc,
oct-lvalue.cc, oct-map.cc, oct-prcstrm.cc, oct-procbuf.cc, oct-stream.cc,
oct-strstrm.cc, oct-tex-lexer.in.ll, oct-tex-parser.in.yy, octave-link.cc,
ordschur.cc, pager.cc, pinv.cc, pr-output.cc, procstream.cc, profiler.cc,
psi.cc, pt-jit.cc, quad.cc, quadcc.cc, qz.cc, rand.cc, rcond.cc, regexp.cc,
schur.cc, sighandlers.cc, siglist.c, sparse-xdiv.cc, sparse-xpow.cc, sparse.cc,
spparms.cc, sqrtm.cc, str2double.cc, strfind.cc, strfns.cc, sub2ind.cc, svd.cc,
sylvester.cc, symtab.cc, syscalls.cc, sysdep.cc, text-renderer.cc, time.cc,
toplev.cc, tril.cc, tsearch.cc, txt-eng.cc, typecast.cc, urlwrite.cc, utils.cc,
variables.cc, xdiv.cc, xgl2ps.c, xnorm.cc, xpow.cc, zfstream.cc,
__delaunayn__.cc, __eigs__.cc, __fltk_uigetfile__.cc, __glpk__.cc,
__init_fltk__.cc, __init_gnuplot__.cc, __magick_read__.cc, __osmesa_print__.cc,
__voronoi__.cc, amd.cc, audiodevinfo.cc, audioread.cc, ccolamd.cc, chol.cc,
colamd.cc, convhulln.cc, dmperm.cc, fftw.cc, qr.cc, symbfact.cc, symrcm.cc,
mkbuiltins, mkops, ov-base-diag.cc, ov-base-int.cc, ov-base-mat.cc,
ov-base-scalar.cc, ov-base-sparse.cc, ov-base.cc, ov-bool-mat.cc,
ov-bool-sparse.cc, ov-bool.cc, ov-builtin.cc, ov-cell.cc, ov-ch-mat.cc,
ov-class.cc, ov-classdef.cc, ov-colon.cc, ov-complex.cc, ov-cs-list.cc,
ov-cx-diag.cc, ov-cx-mat.cc, ov-cx-sparse.cc, ov-dld-fcn.cc, ov-fcn-handle.cc,
ov-fcn-inline.cc, ov-fcn.cc, ov-float.cc, ov-flt-complex.cc, ov-flt-cx-diag.cc,
ov-flt-cx-mat.cc, ov-flt-re-diag.cc, ov-flt-re-mat.cc, ov-int16.cc,
ov-int32.cc, ov-int64.cc, ov-int8.cc, ov-java.cc, ov-lazy-idx.cc,
ov-mex-fcn.cc, ov-null-mat.cc, ov-oncleanup.cc, ov-perm.cc, ov-range.cc,
ov-re-diag.cc, ov-re-mat.cc, ov-re-sparse.cc, ov-scalar.cc, ov-str-mat.cc,
ov-struct.cc, ov-typeinfo.cc, ov-uint16.cc, ov-uint32.cc, ov-uint64.cc,
ov-uint8.cc, ov-usr-fcn.cc, ov.cc, ovl.cc, octave.cc, op-b-b.cc, op-b-bm.cc,
op-b-sbm.cc, op-bm-b.cc, op-bm-bm.cc, op-bm-sbm.cc, op-cdm-cdm.cc, op-cell.cc,
op-chm.cc, op-class.cc, op-cm-cm.cc, op-cm-cs.cc, op-cm-m.cc, op-cm-s.cc,
op-cm-scm.cc, op-cm-sm.cc, op-cs-cm.cc, op-cs-cs.cc, op-cs-m.cc, op-cs-s.cc,
op-cs-scm.cc, op-cs-sm.cc, op-dm-dm.cc, op-dm-scm.cc, op-dm-sm.cc,
op-dm-template.cc, op-dms-template.cc, op-double-conv.cc, op-fcdm-fcdm.cc,
op-fcdm-fdm.cc, op-fcm-fcm.cc, op-fcm-fcs.cc, op-fcm-fm.cc, op-fcm-fs.cc,
op-fcn.cc, op-fcs-fcm.cc, op-fcs-fcs.cc, op-fcs-fm.cc, op-fcs-fs.cc,
op-fdm-fdm.cc, op-float-conv.cc, op-fm-fcm.cc, op-fm-fcs.cc, op-fm-fm.cc,
op-fm-fs.cc, op-fs-fcm.cc, op-fs-fcs.cc, op-fs-fm.cc, op-fs-fs.cc,
op-i16-i16.cc, op-i32-i32.cc, op-i64-i64.cc, op-i8-i8.cc, op-int-concat.cc,
op-int-conv.cc, op-m-cm.cc, op-m-cs.cc, op-m-m.cc, op-m-s.cc, op-m-scm.cc,
op-m-sm.cc, op-pm-pm.cc, op-pm-scm.cc, op-pm-sm.cc, op-pm-template.cc,
op-range.cc, op-s-cm.cc, op-s-cs.cc, op-s-m.cc, op-s-s.cc, op-s-scm.cc,
op-s-sm.cc, op-sbm-b.cc, op-sbm-bm.cc, op-sbm-sbm.cc, op-scm-cm.cc,
op-scm-cs.cc, op-scm-m.cc, op-scm-s.cc, op-scm-scm.cc, op-scm-sm.cc,
op-sm-cm.cc, op-sm-cs.cc, op-sm-m.cc, op-sm-s.cc, op-sm-scm.cc, op-sm-sm.cc,
op-str-m.cc, op-str-s.cc, op-str-str.cc, op-struct.cc, op-ui16-ui16.cc,
op-ui32-ui32.cc, op-ui64-ui64.cc, op-ui8-ui8.cc, lex.ll, oct-parse.in.yy,
pt-arg-list.cc, pt-array-list.cc, pt-assign.cc, pt-binop.cc, pt-bp.cc,
pt-cbinop.cc, pt-cell.cc, pt-check.cc, pt-classdef.cc, pt-cmd.cc, pt-colon.cc,
pt-const.cc, pt-decl.cc, pt-eval.cc, pt-except.cc, pt-exp.cc, pt-fcn-handle.cc,
pt-funcall.cc, pt-id.cc, pt-idx.cc, pt-jump.cc, pt-loop.cc, pt-mat.cc,
pt-misc.cc, pt-pr-code.cc, pt-select.cc, pt-stmt.cc, pt-unop.cc, pt.cc,
token.cc, Array-jit.cc, Array-os.cc, Array-sym.cc, Array-tc.cc, version.cc,
Array-C.cc, Array-b.cc, Array-ch.cc, Array-d.cc, Array-f.cc, Array-fC.cc,
Array-i.cc, Array-idx-vec.cc, Array-s.cc, Array-str.cc, Array-util.cc,
Array-voidp.cc, Array.cc, CColVector.cc, CDiagMatrix.cc, CMatrix.cc,
CNDArray.cc, CRowVector.cc, CSparse.cc, DiagArray2.cc, MArray-C.cc,
MArray-d.cc, MArray-f.cc, MArray-fC.cc, MArray-i.cc, MArray-s.cc, MArray.cc,
MDiagArray2.cc, MSparse-C.cc, MSparse-d.cc, MatrixType.cc, PermMatrix.cc,
Range.cc, Sparse-C.cc, Sparse-b.cc, Sparse-d.cc, Sparse.cc, boolMatrix.cc,
boolNDArray.cc, boolSparse.cc, chMatrix.cc, chNDArray.cc, dColVector.cc,
dDiagMatrix.cc, dMatrix.cc, dNDArray.cc, dRowVector.cc, dSparse.cc,
dim-vector.cc, fCColVector.cc, fCDiagMatrix.cc, fCMatrix.cc, fCNDArray.cc,
fCRowVector.cc, fColVector.cc, fDiagMatrix.cc, fMatrix.cc, fNDArray.cc,
fRowVector.cc, idx-vector.cc, int16NDArray.cc, int32NDArray.cc,
int64NDArray.cc, int8NDArray.cc, intNDArray.cc, uint16NDArray.cc,
uint32NDArray.cc, uint64NDArray.cc, uint8NDArray.cc, blaswrap.c, cquit.c,
f77-extern.cc, f77-fcn.c, lo-error.c, quit.cc, CollocWt.cc, DASPK.cc, DASRT.cc,
DASSL.cc, EIG.cc, LSODE.cc, ODES.cc, Quad.cc, aepbalance.cc, chol.cc,
eigs-base.cc, fEIG.cc, gepbalance.cc, hess.cc, lo-mappers.cc, lo-specfun.cc,
lu.cc, oct-convn.cc, oct-fftw.cc, oct-norm.cc, oct-rand.cc, oct-spparms.cc,
qr.cc, qrp.cc, randgamma.c, randmtzig.c, randpoisson.c, schur.cc,
sparse-chol.cc, sparse-dmsolve.cc, sparse-lu.cc, sparse-qr.cc, svd.cc,
mk-ops.awk, dir-ops.cc, file-ops.cc, file-stat.cc, lo-sysdep.cc, mach-info.cc,
oct-env.cc, oct-group.cc, oct-passwd.cc, oct-syscalls.cc, oct-time.cc,
oct-uname.cc, cmd-edit.cc, cmd-hist.cc, data-conv.cc, f2c-main.c,
glob-match.cc, kpse.cc, lo-array-errwarn.cc, lo-array-gripes.cc, lo-cutils.c,
lo-ieee.cc, lo-regexp.cc, lo-utils.cc, oct-base64.cc, oct-glob.cc,
oct-inttypes.cc, oct-locbuf.cc, oct-mutex.cc, oct-rl-edit.c, oct-rl-hist.c,
oct-shlib.cc, oct-sort.cc, pathsearch.cc, singleton-cleanup.cc, sparse-sort.cc,
sparse-util.cc, str-vec.cc, unwind-prot.cc, url-transfer.cc,
display-available.c, main-cli.cc, main-gui.cc, main.in.cc, mkoctfile.in.cc,
octave-config.in.cc:
Use '#include "config.h"' rather than <config.h>.
author | Rik <rik@octave.org> |
---|---|
date | Thu, 18 Feb 2016 13:34:50 -0800 |
parents | 5d23ea5c733a |
children | 1b9a36a66b01 |
line wrap: on
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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 1 # 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 // Use RTLD_GLOBAL to export symbols from loaded objects so they are // available to other subsequently loaded libraries. # if defined (RTLD_GLOBAL) flags |= RTLD_GLOBAL; # 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 ()) (*current_liboctave_error_handler) ("shared library %s is not open", file.c_str ()); std::string sym_name = name; if (mangler) sym_name = mangler (name); function = dlsym (library, sym_name.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; // FIXME: Why have this line? (*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 ()) (*current_liboctave_error_handler) ("shared library %s is not open", file.c_str ()); std::string sym_name = name; if (mangler) sym_name = mangler (name); int status = shl_findsym (&library, sym_name.c_str (), TYPE_UNDEFINED, &function); 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 (); const char *msg; switch (lastError) { case ERROR_MOD_NOT_FOUND: case ERROR_DLL_NOT_FOUND: msg = "could not find library or dependencies"; break; case ERROR_INVALID_DLL: msg = "library or its dependencies 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); } void * octave_w32_shlib::search (const std::string& name, octave_shlib::name_mangler mangler) { void *function = 0; if (! is_open ()) (*current_liboctave_error_handler) ("shared library %s is not open", file.c_str ()); std::string sym_name = name; if (mangler) sym_name = mangler (name); function = reinterpret_cast <void *> (GetProcAddress (handle, sym_name.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) { (*current_liboctave_error_handler) ("got NSObjectFileImageReturnCode %d", returnCode); // FIXME: should use NSLinkEditError () to get // more info on what went wrong. } 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); } } 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 ()) (*current_liboctave_error_handler) ("bundle %s is not open", file.c_str ()); std::string sym_name = name; if (mangler) sym_name = mangler (name); NSSymbol symbol = NSLookupSymbolInModule (handle, sym_name.c_str ()); if (symbol) { function = NSAddressOfSymbol (symbol); } 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) ("support for dynamically loaded libraries was unavailable or disabled when liboctave was built"); #endif }