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Diffstat (limited to 'src/runtime_paths.cpp')
-rw-r--r-- | src/runtime_paths.cpp | 114 |
1 files changed, 114 insertions, 0 deletions
diff --git a/src/runtime_paths.cpp b/src/runtime_paths.cpp new file mode 100644 index 00000000..352afa42 --- /dev/null +++ b/src/runtime_paths.cpp @@ -0,0 +1,114 @@ +/* + This file is part of Ingen. + Copyright 2007-2012 David Robillard <http://drobilla.net/> + + Ingen is free software: you can redistribute it and/or modify it under the + terms of the GNU Affero General Public License as published by the Free + Software Foundation, either version 3 of the License, or any later version. + + Ingen 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 Affero General Public License for details. + + You should have received a copy of the GNU Affero General Public License + along with Ingen. If not, see <http://www.gnu.org/licenses/>. +*/ + +#include <string> + +#include <limits.h> +#include <stdlib.h> + +#include <dlfcn.h> + +#include <glibmm/module.h> +#include <glibmm/miscutils.h> + +#include "raul/log.hpp" + +#include "ingen/runtime_paths.hpp" + +#include "ingen_config.h" + +using namespace std; + +namespace Ingen { + +static std::string bundle_path; + +/** Must be called once at startup, and passed a pointer to a function + * that lives in the 'top level' of the bundle (e.g. the executable). + * Passing a function defined in a module etc. will not work! + */ +void +set_bundle_path_from_code(void* function) +{ + Dl_info dli; + dladdr(function, &dli); + +#ifdef BUNDLE + char bin_loc[PATH_MAX]; + realpath(dli.dli_fname, bin_loc); +#else + const char* bin_loc = dli.dli_fname; +#endif + + Raul::info(Raul::fmt("Binary location: %1%\n") % bin_loc); + + string bundle = bin_loc; + bundle = bundle.substr(0, bundle.find_last_of(G_DIR_SEPARATOR)); + bundle_path = bundle; +} + +void +set_bundle_path(const char* path) +{ + bundle_path = path; +} + +/** Return the absolute path of a file in an Ingen LV2 bundle + */ +std::string +bundle_file_path(const std::string& name) +{ + return Glib::build_filename(bundle_path, name); +} + +/** Return the absolute path of a 'resource' file. + */ +std::string +data_file_path(const std::string& name) +{ +#ifdef BUNDLE + return Glib::build_filename(bundle_path, Glib::build_path(INGEN_DATA_DIR, name)); +#else + return Glib::build_filename(INGEN_DATA_DIR, name); +#endif +} + +/** Return the absolute path of a module (dynamically loaded shared library). + */ +std::string +module_path(const std::string& name, std::string dir) +{ + std::string ret; + if (dir == "") { +#ifdef BUNDLE + dir = Glib::build_path(bundle_path, INGEN_MODULE_DIR); +#else + dir = INGEN_MODULE_DIR; +#endif + } + + ret = Glib::Module::build_path(dir, string("ingen_") + name); + +#ifdef __APPLE__ + // MacPorts glib doesnt seem to do portable path building correctly... + if (ret.substr(ret.length() - 3) == ".so") + ret = ret.substr(0, ret.length() - 2).append("dylib"); +#endif + return ret; +} + +} // namespace Ingen + |