cpp, qt: Add missing comparison operators for version info comparison

* lang/cpp/src/engineinfo.h (EngineInfo::Version::operator<=,
EngineInfo::Version::operator>=, EngineInfo::Version::operator!=):
New.
* lang/qt/tests/t-various.cpp (TestVarious::testVersion): Add tests for
new comparison operators.
* NEWS: Mention added API

1 files changed, 30 insertions, 0 deletions

diff --git a/lang/cpp/src/engineinfo.h b/lang/cpp/src/engineinfo.h
index 0bf7d0e8..52bf3474 100644
--- a/lang/cpp/src/engineinfo.h
+++ b/lang/cpp/src/engineinfo.h
@@ -85,6 +85,16 @@ public:
             return operator<(Version(other));
         }
 
+        bool operator <= (const Version &other)
+        {
+            return !operator>(other);
+        }
+
+        bool operator <= (const char *other)
+        {
+            return operator<=(Version(other));
+        }
+
         bool operator > (const char* other)
         {
             return operator>(Version(other));
@@ -95,6 +105,16 @@ public:
             return !operator<(other) && !operator==(other);
         }
 
+        bool operator >= (const Version &other)
+        {
+            return !operator<(other);
+        }
+
+        bool operator >= (const char *other)
+        {
+            return operator>=(Version(other));
+        }
+
         bool operator == (const Version& other)
         {
             return major == other.major
@@ -107,6 +127,16 @@ public:
             return operator==(Version(other));
         }
 
+        bool operator != (const Version &other)
+        {
+            return !operator==(other);
+        }
+
+        bool operator != (const char *other)
+        {
+            return operator!=(Version(other));
+        }
+
         friend std::ostream& operator << (std::ostream& stream, const Version& ver)
         {
             stream << ver.major;