From e3018fed0429cf553d1b1e2d9d4715c528fe3539 Mon Sep 17 00:00:00 2001
From: Jean Pierre Cimalando <jp-dev@inbox.ru>
Date: Wed, 7 Apr 2021 14:50:34 +0200
Subject: [PATCH] Add host info for LV2, and in general

---
 plugins/editor/src/editor/DlgAbout.cpp      |  3 +++
 plugins/editor/src/editor/NativeHelpers.cpp | 27 +++++++++++++++++++++
 plugins/editor/src/editor/NativeHelpers.h   |  1 +
 plugins/editor/src/editor/NativeHelpers.mm  | 11 +++++++++
 4 files changed, 42 insertions(+)

diff --git a/plugins/editor/src/editor/DlgAbout.cpp b/plugins/editor/src/editor/DlgAbout.cpp
index fba4e275..ba79010e 100644
--- a/plugins/editor/src/editor/DlgAbout.cpp
+++ b/plugins/editor/src/editor/DlgAbout.cpp
@@ -161,9 +161,12 @@ SAboutDialog::SAboutDialog(const CRect& bounds)
 
     ///
     sysInfoTemplate_ = lblSysInfoValue_->getText();
+    sysInfoVariables_["%Pluginformat%"] = {};
     sysInfoVariables_["%HostOS%"] = getOperatingSystemName();
     sysInfoVariables_["%HostCPU%"] = getProcessorName();
     sysInfoVariables_["%HostBits%"] = std::to_string(8 * sizeof(void*));
+    sysInfoVariables_["%HostProgram%"] = getCurrentProcessName();
+    updateSysInfo();
 }
 
 void SAboutDialog::setPluginFormat(const std::string& pluginFormat)
diff --git a/plugins/editor/src/editor/NativeHelpers.cpp b/plugins/editor/src/editor/NativeHelpers.cpp
index 311693e2..b720bc15 100644
--- a/plugins/editor/src/editor/NativeHelpers.cpp
+++ b/plugins/editor/src/editor/NativeHelpers.cpp
@@ -137,6 +137,24 @@ std::string getProcessorName()
     std::unique_ptr<char[]> valueUTF8(stringToUTF8(valueW.get()));
     return valueUTF8.get();
 }
+
+std::string getCurrentProcessName()
+{
+    DWORD size = 32768;
+    std::unique_ptr<WCHAR[]> buffer(new WCHAR[size]());
+
+    if (!GetModuleFileNameW(nullptr, buffer.get(), size))
+        return {};
+
+    buffer[size - 1] = L'\0';
+    const WCHAR* name = buffer.get();
+
+    if (const WCHAR* pos = wcsrchr(name, L'\\'))
+        name = pos + 1;
+
+    std::unique_ptr<char[]> nameUTF8(stringToUTF8(name));
+    return nameUTF8.get();
+}
 #elif defined(__APPLE__)
     // implemented in NativeHelpers.mm
 #else
@@ -151,6 +169,7 @@ std::string getProcessorName()
 #include <cstring>
 #include <cerrno>
 extern "C" { extern char **environ; }
+extern "C" { extern char *__progname; }
 
 static bool openFileByMimeType(const char *filename, const char *mimetype)
 {
@@ -296,4 +315,12 @@ std::string getProcessorName()
 
     return name;
 }
+
+std::string getCurrentProcessName()
+{
+    const char* name = __progname;
+    if (!name)
+        return std::string();
+    return name;
+}
 #endif
diff --git a/plugins/editor/src/editor/NativeHelpers.h b/plugins/editor/src/editor/NativeHelpers.h
index 41a88887..2741981e 100644
--- a/plugins/editor/src/editor/NativeHelpers.h
+++ b/plugins/editor/src/editor/NativeHelpers.h
@@ -13,6 +13,7 @@ bool openURLWithExternalProgram(const char *url);
 bool askQuestion(const char *text);
 std::string getOperatingSystemName();
 std::string getProcessorName();
+std::string getCurrentProcessName();
 
 #if !defined(_WIN32) && !defined(__APPLE__)
 bool isZenityAvailable();
diff --git a/plugins/editor/src/editor/NativeHelpers.mm b/plugins/editor/src/editor/NativeHelpers.mm
index 831c3c52..da2eb1e4 100644
--- a/plugins/editor/src/editor/NativeHelpers.mm
+++ b/plugins/editor/src/editor/NativeHelpers.mm
@@ -12,6 +12,7 @@
 #import <Foundation/Foundation.h>
 #include <sys/types.h>
 #include <sys/sysctl.h>
+#include <unistd.h>
 #include <cstring>
 
 static bool openFileWithApplication(const char *fileName, NSString *application)
@@ -78,4 +79,14 @@ std::string getProcessorName()
 
     return std::string(nameBuf, size);
 }
+
+std::string getCurrentProcessName()
+{
+    kinfo_proc proc {};
+    size_t size = sizeof(kinfo_proc);
+    int name[] = { CTL_KERN, KERN_PROC, KERN_PROC_PID, int(getpid()) };
+    if (sysctl(name, 4, &proc, &size, nullptr, 0) == -1)
+        return {};
+    return proc.kp_proc.p_comm;
+}
 #endif