diff options
author | John Emmas <johne53@tiscali.co.uk> | 2013-08-09 17:53:37 +0100 |
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committer | John Emmas <johne53@tiscali.co.uk> | 2013-08-09 17:53:37 +0100 |
commit | 64cc518e72c684f05a3dc48d97ec985fbe6186d1 (patch) | |
tree | 36c7ca390c82e7acc815c2c0c6d5e24275860a22 /libs/ardour/msvc | |
parent | dc62ef61239956783378bd8fcb76fca0eb972380 (diff) |
'libs/ardour' - New files and changes needed for 'msvc_libardour'
Diffstat (limited to 'libs/ardour/msvc')
-rw-r--r-- | libs/ardour/msvc/msvc_libardour.cc | 276 |
1 files changed, 276 insertions, 0 deletions
diff --git a/libs/ardour/msvc/msvc_libardour.cc b/libs/ardour/msvc/msvc_libardour.cc new file mode 100644 index 0000000000..bd186728ea --- /dev/null +++ b/libs/ardour/msvc/msvc_libardour.cc @@ -0,0 +1,276 @@ +/* + Copyright (C) 2009 John Emmas + + This program 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 2 of the License, or + (at your option) any later version. + + This program 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 this program; if not, write to the Free Software + Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + +*/ + +#if (defined(PLATFORM_WINDOWS) && !defined(COMPILER_CYGWIN)) +#include <shlobj.h> +#include <glibmm.h> +#ifdef COMPILER_MSVC +#pragma warning(disable:4996) +#endif +#else +#include <glib.h> +#endif + +#include <string.h> +#include <stdlib.h> +#include <ardour/msvc_libardour.h> + +namespace ARDOUR { + +//*************************************************************** +// +// placeholder_for_non_msvc_specific_function() +// +// Description +// +// Returns: +// +// On Success: +// +// On Failure: +// +/* LIBARDOUR_API char* LIBARDOUR_APICALLTYPE + placeholder_for_non_msvc_specific_function() +{ +char *pRet = buffer; + + return (pRet); +} +*/ + +} // namespace ARDOUR + +#ifdef COMPILER_MSVC + +#include <errno.h> + +namespace ARDOUR { + +//*************************************************************** +// +// symlink() +// +// Emulates POSIX symlink() but creates a Windows shortcut. To +// create a Windows shortcut the supplied shortcut name must end +// in ".lnk" +// Note that you can only create a shortcut in a folder for which +// you have appropriate access rights. Note also that the folder +// must already exist. If it doesn't exist or if you don't have +// sufficient access rights to it, symlink() will generate an +// error (in common with its POSIX counterpart). +// +// Returns: +// +// On Success: Zero +// On Failure: -1 ('errno' will contain the specific error) +// +LIBARDOUR_API int LIBARDOUR_APICALLTYPE +symlink(const char *dest, const char *shortcut, const char *working_directory /*= NULL */) +{ +IShellLinkA *pISL = NULL; +IPersistFile *ppf = NULL; +int ret = (-1); + + if ((NULL == dest) || (NULL == shortcut) || (strlen(shortcut) < 5) || (strlen(dest) == 0)) + _set_errno(EINVAL); + else if ((strlen(shortcut) > _MAX_PATH) || (strlen(dest) > _MAX_PATH)) + _set_errno(ENAMETOOLONG); + else if (Glib::file_test(shortcut, Glib::FILE_TEST_EXISTS)) + _set_errno(EEXIST); + else + { + HRESULT hRet = 0; + + if (SUCCEEDED (hRet = CoCreateInstance(CLSID_ShellLink, NULL, CLSCTX_INPROC_SERVER, IID_IShellLink, (void**)&pISL))) + { + if (SUCCEEDED (pISL->QueryInterface(IID_IPersistFile, (LPVOID*)&ppf))) + { + char sc_path_lower_case[_MAX_PATH]; + WCHAR shortcut_path[_MAX_PATH]; + + // Fail if the path isn't a shortcut + strcpy(sc_path_lower_case, shortcut); + strlwr(sc_path_lower_case); + const char *p = strlen(sc_path_lower_case) + sc_path_lower_case - 4; + + if (0 == strcmp(p, ".lnk")) + { + HRESULT hr; + + // We're apparently been given valid Windows shortcut name + MultiByteToWideChar (CP_ACP, MB_PRECOMPOSED, shortcut, -1, shortcut_path, _MAX_PATH); + + // Create the shortcut + if (FAILED (hr = ppf->Load(shortcut_path, STGM_CREATE|STGM_READWRITE|STGM_SHARE_EXCLUSIVE))) + hr = ppf->Save(shortcut_path, TRUE); + + if (S_OK == hr) + { + // Set its target path + if (S_OK == pISL->SetPath(dest)) + { + // Set its working directory + if (working_directory) + p = working_directory; + else + p = ""; + + if (S_OK == pISL->SetWorkingDirectory(p)) + { + // Set its 'Show' command + if (S_OK == pISL->SetShowCmd(SW_SHOWNORMAL)) + { + // And finally, set its icon to the same file as the target. + // For the time being, don't fail if the target has no icon. + if (Glib::file_test(dest, Glib::FILE_TEST_IS_DIR)) + pISL->SetIconLocation("%SystemRoot%\\system32\\shell32.dll", 1); + else + pISL->SetIconLocation(dest, 0); + + if (S_OK == ppf->Save(shortcut_path, FALSE)) + { + Sleep(1500); + + ret = 0; + // _set_errno(0); + } + else + _set_errno(EACCES); + } + else + _set_errno(EACCES); + } + else + _set_errno(EACCES); + } + else + _set_errno(EACCES); + } + else + _set_errno(EBADF); + } + else + _set_errno(EACCES); + } + else + _set_errno(EBADF); + } + else + { + if (E_POINTER == hRet) + _set_errno(EINVAL); + else + _set_errno(EIO); + } + } + + return (ret); +} + + +//*************************************************************** +// +// readlink() +// +// Emulates POSIX readlink() but using Windows shortcuts +// Doesn't (currently) resolve shortcuts to shortcuts. This would +// be quite simple to incorporate but we'd need to check for +// recursion (i.e. a shortcut that points to an earlier shortcut +// in the same chain). +// +// Returns: +// +// On Success: Zero +// On Failure: -1 ('errno' will contain the specific error) +// +LIBARDOUR_API int LIBARDOUR_APICALLTYPE +readlink(const char *__restrict shortcut, char *__restrict buf, size_t bufsize) +{ +IShellLinkA *pISL = NULL; +IPersistFile *ppf = NULL; +int ret = (-1); + + if ((NULL == shortcut) || (NULL == buf) || (strlen(shortcut) < 5) || (bufsize == 0)) + _set_errno(EINVAL); + else if ((bufsize > _MAX_PATH) || (strlen(shortcut) > _MAX_PATH)) + _set_errno(ENAMETOOLONG); + else + { + HRESULT hRet = 0; + + if (SUCCEEDED (hRet = CoCreateInstance(CLSID_ShellLink, NULL, CLSCTX_INPROC_SERVER, IID_IShellLink, (void**)&pISL))) + { + if (SUCCEEDED (pISL->QueryInterface(IID_IPersistFile, (LPVOID*)&ppf))) + { + char target_path[_MAX_PATH]; + WCHAR shortcut_path[_MAX_PATH]; + + // Fail if the path isn't a shortcut + strcpy(target_path, shortcut); // Use 'target_path' temporarily + strlwr(target_path); + const char *p = strlen(target_path) + target_path - 4; + + if (0 == strcmp(p, ".lnk")) + { + // We're apparently pointing to a valid Windows shortcut + MultiByteToWideChar (CP_ACP, MB_PRECOMPOSED, shortcut, -1, shortcut_path, _MAX_PATH); + + // Load the shortcut into our persistent file + if (SUCCEEDED (ppf->Load(shortcut_path, 0))) + { + // Read the target information from the shortcut object + if (S_OK == (pISL->GetPath (target_path, _MAX_PATH, NULL, SLGP_UNCPRIORITY))) + { + strncpy(buf, target_path, bufsize); + ret = ((ret = strlen(buf)) > bufsize) ? bufsize : ret; + // _set_errno(0); + } + else + _set_errno(EACCES); + } + else + _set_errno(EBADF); + } + else + _set_errno(EINVAL); + } + else + _set_errno(EBADF); + } + else + { + if (E_POINTER == hRet) + _set_errno(EINVAL); + else + _set_errno(EIO); + } + + if (ppf) + ppf->Release(); + + if (pISL) + pISL->Release(); + } + + return (ret); +} + +} // namespace ARDOUR + +#endif // COMPILER_MSVC |