From 9aef0bbdd753939623562f6112adf4e19576c015 Mon Sep 17 00:00:00 2001
From: Stanislaw Halik <sthalik@misaki.pl>
Date: Sun, 27 Oct 2019 07:51:20 +0100
Subject: proto/wine: assume HOME exists in environ

---
 proto-wine/proton.cpp | 38 +++-----------------------------------
 1 file changed, 3 insertions(+), 35 deletions(-)

(limited to 'proto-wine/proton.cpp')

diff --git a/proto-wine/proton.cpp b/proto-wine/proton.cpp
index c36dbc86..9cc4af30 100644
--- a/proto-wine/proton.cpp
+++ b/proto-wine/proton.cpp
@@ -7,47 +7,14 @@
 
 #ifndef OTR_WINE_NO_WRAPPER
 
-#include <sys/types.h>
-#include <pwd.h>
-#include <unistd.h>
-#include <errno.h>
-
-#include <memory>
-
 #include <QtGlobal>
 #include <QString>
 #include <QProcessEnvironment>
-#include <QDebug>
-
-static QString home_directory()
-{
-    struct passwd *pwptr = nullptr, pw{};
-    uid_t uid = getuid();
-    int shift = 16;
-    do {
-        auto buf = std::make_unique<char[]>(1 << shift);
-        int error = getpwuid_r(uid, &pw, buf.get(), 1 << shift, &pwptr);
-        if (error)
-        {
-            if (errno != EDOM)
-                return {};
-            else
-                continue;
-        }
-        else
-            break;
-    } while (++shift < 28);
-
-    if (!pwptr)
-        return {};
-
-    return pwptr->pw_dir;
-}
 
 QProcessEnvironment make_steam_environ(const QString& proton_version)
 {
     auto ret = QProcessEnvironment::systemEnvironment();
-    QString home = home_directory();
+    QString home = qgetenv("HOME");
 
     auto expand = [&](QString x) {
         x.replace("HOME", home);
@@ -89,7 +56,8 @@ QProcessEnvironment make_steam_environ(const QString& proton_version)
 QString proton_path(const QString& proton_version)
 {
     QString wine_path = "HOME/.local/share/Steam/steamapps/common/Proton PROTON/dist/bin/wine";
-    wine_path.replace("HOME", home_directory()); wine_path.replace("PROTON", proton_version);
+    wine_path.replace("HOME", qgetenv("HOME"));
+    wine_path.replace("PROTON", proton_version);
     return wine_path;
 }
 
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