Mercurial > octave-libtiff
view src/shared-fcns.h @ 23219:3ac9f9ecfae5 stable
maint: Update copyright dates.
author | John W. Eaton <jwe@octave.org> |
---|---|
date | Wed, 22 Feb 2017 12:39:29 -0500 |
parents | e9a0469dedd9 |
children | 092078913d54 |
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/* Copyright (C) 2008-2017 Michael Goffioul 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/>. */ #if ! defined (octave_shared_fcns_h) #define octave_shared_fcns_h 1 #if defined (OCTAVE_USE_WINDOWS_API) #include <windows.h> #include <tlhelp32.h> #if defined (_MSC_VER) # define popen _popen # define pclose _pclose #endif static std::string w32_get_octave_home (void) { std::string retval; std::string bin_dir; char namebuf[MAX_PATH+1]; if (GetModuleFileName (GetModuleHandle (NULL), namebuf, MAX_PATH)) { namebuf[MAX_PATH] = '\0'; std::string exe_name = namebuf; size_t pos = exe_name.rfind ("\\"); if (pos != std::string::npos) bin_dir = exe_name.substr (0, pos + 1); } if (! bin_dir.empty ()) { size_t pos = bin_dir.rfind ("\\bin\\"); if (pos != std::string::npos) retval = bin_dir.substr (0, pos); } return retval; } #endif // Find the directory where the octave binary is supposed to be // installed. #if (defined (OCTAVE_HAVE_WINDOWS_FILESYSTEM) \ && ! defined (OCTAVE_HAVE_POSIX_FILESYSTEM)) static const char dir_sep_char = '\\'; #else static const char dir_sep_char = '/'; #endif static std::string octave_getenv (const std::string& name) { char *value = ::getenv (name.c_str ()); return value ? value : ""; } static std::string get_octave_home (void) { std::string oh = octave_getenv ("OCTAVE_HOME"); #if defined (OCTAVE_USE_WINDOWS_API) if (oh.empty ()) oh = w32_get_octave_home (); #endif return oh.empty () ? std::string (OCTAVE_PREFIX) : oh; } static std::string subst_octave_home (const std::string& s) { std::string retval; std::string octave_home = get_octave_home (); std::string prefix = OCTAVE_PREFIX; retval = s; if (octave_home != prefix) { size_t len = prefix.length (); if (s.substr (0, len) == prefix) retval.replace (0, len, octave_home); } if (dir_sep_char != '/') std::replace (retval.begin (), retval.end (), '/', dir_sep_char); return retval; } #endif