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Create rtipc directories on startup

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This commit is contained in:
Bjarne von Horn
2025-03-12 14:08:26 +01:00
parent 7036da66f4
commit 5f75f566ce
2 changed files with 30 additions and 4 deletions
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31
fake_lib/fakeethercat.cpp
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@@ -30,6 +30,7 @@
#include <unordered_set>
#include <iterator>
#include <ios>
#include <sys/stat.h>
static std::ostream &operator<<(std::ostream &os, const sdo_address &a)
{
@@ -420,13 +421,37 @@ static const char *getName()
return "FakeEtherCAT";
}
static int mkpath(const std::string &file_path)
{
if (file_path.empty())
return 0;
std::size_t offset = 0;
do
{
offset = file_path.find('/', offset + 1);
const auto subpath = file_path.substr(0, offset);
if (mkdir(subpath.c_str(), 0755) == -1)
{
if (errno != EEXIST)
{
return -1;
}
}
} while (offset != std::string::npos);
return 0;
}
static std::string getRtIpcDir(int idx)
{
if (const auto ans = getenv("FAKE_EC_HOMEDIR"))
std::string ans;
if (const auto e = getenv("FAKE_EC_HOMEDIR"))
{
return ans + std::string("/") + std::to_string(idx);
ans = e + std::string("/") + std::to_string(idx);
}
return "/tmp/FakeEtherCAT/" + std::to_string(idx);
ans = "/tmp/FakeEtherCAT/" + std::to_string(idx);
mkpath(ans);
return ans;
}
ec_master::ec_master(int id) : rt_ipc_dir(getRtIpcDir(id)), rt_ipc_name(getName()), rt_ipc(rtipc_create(rt_ipc_name.c_str(), rt_ipc_dir.c_str())), id_(id)