qmake: QMakeProject::intValue added

For variables that are supposed to contain a single int,
this method returns the numeric value.
Only the first value of the variable is taken into account.

Change-Id: Ifa11ba5ac044e0a4703a387a9bcf02043e4681d8
Reviewed-by: Oswald Buddenhagen <oswald.buddenhagen@nokia.com>
(cherry picked from commit ee4d723ecc24e6be33b4c30f9693b7fdce79c767)

1 files changed, 13 insertions, 0 deletions

diff --git a/qmake/project.h b/qmake/project.h
index d458dd9..4e18fd0 100644
--- a/qmake/project.h
+++ b/qmake/project.h
@@ -156,6 +156,7 @@ public:
     QStringList &values(const QString &v); // With compat mapping and magic variables
     QString first(const QString &v); // ditto
     QMap<QString, QStringList> &variables(); // No compat mapping and magic, obviously
+    int intValue(const QString &v, int defaultValue = 0); // ditto
 
     bool isRecursive() const { return recursive; }
 
@@ -188,6 +189,18 @@ inline QString QMakeProject::first(const QString &v)
     return vals.first();
 }
 
+inline int QMakeProject::intValue(const QString &v, int defaultValue)
+{
+    const QString str = first(v);
+    if (!str.isEmpty()) {
+        bool ok;
+        int i = str.toInt(&ok);
+        if (ok)
+            return i;
+    }
+    return defaultValue;
+}
+
 inline QMap<QString, QStringList> &QMakeProject::variables()
 { return vars; }