From fc7f3f4e3df64ac78d820bc2037ebe3fae100d4a Mon Sep 17 00:00:00 2001
From: wmayer <wmayer@users.sourceforge.net>
Date: Sat, 4 Jun 2022 13:13:36 +0200
Subject: [PATCH] Base: avoid const_cast in FileInfo

---
 src/Base/FileInfo.cpp | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/src/Base/FileInfo.cpp b/src/Base/FileInfo.cpp
index 46a142bb05..b82b851f63 100644
--- a/src/Base/FileInfo.cpp
+++ b/src/Base/FileInfo.cpp
@@ -181,11 +181,18 @@ std::string FileInfo::getTempFileName(const char* FileName, const char* Path)
         buf += "/fileXXXXXX";
     }
 
+    std::vector<char> vec;
+    std::copy(buf.begin(), buf.end(), std::back_inserter(vec));
+    vec.push_back('\0');
+
     /* coverity[secure_temp] mkstemp uses 0600 as the mode and is safe */
-    int id = mkstemp(const_cast<char*>(buf.c_str()));
+    int id = mkstemp(vec.data());
     if (id > -1) {
         FILE* file = fdopen(id, "w");
         fclose(file);
+        vec.pop_back(); // remove '\0'
+        std::string str(vec.begin(), vec.end());
+        buf.swap(str);
         unlink(buf.c_str());
     }
     return buf;