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Temporary step to load resources in libretro.

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Signed-off-by: Andrea Odetti <mariofutire@gmail.com>
This commit is contained in:
Andrea Odetti 2020-12-11 19:38:34 +00:00
parent c176b3d2ff
commit 40b838aeb9
2 changed files with 19 additions and 11 deletions
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3
source/frontends/common2/config.h.in
View file

@ -1,3 +1,6 @@
// relative path from executable to resources
#cmakedefine ROOT_PATH "@ROOT_PATH@"
#cmakedefine SHARE_PATH "@SHARE_PATH@"
// this one is a bit of a hack, until resources are embedded in the retro core
#cmakedefine CMAKE_SOURCE_DIR "@CMAKE_SOURCE_DIR@"

27
source/frontends/common2/resources.cpp
View file

@ -27,6 +27,8 @@ namespace
std::string getResourcePathImpl()
{
std::vector<std::string> paths;
char self[1024] = {0};
const int ch = readlink("/proc/self/exe", self, sizeof(self));
if (ch != -1)
@ -34,21 +36,24 @@ namespace
const char * path = dirname(self);
// case 1: run from the build folder
const std::string path1 = std::string(path) + '/'+ ROOT_PATH + "/resource/";
if (dirExists(path1))
{
return path1;
}
paths.emplace_back(std::string(path) + '/'+ ROOT_PATH);
// case 2: run from the installation folder
const std::string path2 = std::string(path) + '/'+ SHARE_PATH + "/resource/";
if (dirExists(path2))
paths.emplace_back(std::string(path) + '/'+ SHARE_PATH);
}
// case 3: use the source folder
paths.emplace_back(CMAKE_SOURCE_DIR);
for (const std::string & path : paths)
{
const std::string resourcePath = path + "/resource/";
if (dirExists(resourcePath))
{
return path2;
return resourcePath;
}
}
// else?
return "/home/andrea/projects/cvs/A2E/resource/";
throw std::runtime_error("Cannot found the resource path");
}
}