1 files changed, 7 insertions, 11 deletions
diff --git a/qmake/generators/unix/unixmake.cpp b/qmake/generators/unix/unixmake.cpp
index 8ca2b0a820d..b3acbd8d0df 100644
--- a/qmake/generators/unix/unixmake.cpp
+++ b/qmake/generators/unix/unixmake.cpp
@@ -53,10 +53,6 @@ UnixMakefileGenerator::init()
         }
     }
 
-    if (project->isEmpty("QMAKE_PREFIX_SHLIB"))
-        // Prevent crash when using the empty variable.
-        project->values("QMAKE_PREFIX_SHLIB").append("");
-
     if(!project->isEmpty("QMAKE_FAILED_REQUIREMENTS")) /* no point */
         return;
 
@@ -513,12 +509,12 @@ UnixMakefileGenerator::findLibraries()
                 if(!extn.isNull())
                     extens << extn;
                 else
-                    extens << project->values("QMAKE_EXTENSION_SHLIB").first() << "a";
+                    extens << project->first("QMAKE_EXTENSION_SHLIB") << "a";
                 for (ProStringList::Iterator extit = extens.begin(); extit != extens.end(); ++extit) {
                     if(dir.isNull()) {
                         for(QList<QMakeLocalFileName>::Iterator dep_it = libdirs.begin(); dep_it != libdirs.end(); ++dep_it) {
                             QString pathToLib = ((*dep_it).local() + Option::dir_sep
-                                    + project->values("QMAKE_PREFIX_SHLIB").first()
+                                    + project->first("QMAKE_PREFIX_SHLIB")
                                     + stub + "." + (*extit));
                             if(exists(pathToLib)) {
                                 (*it) = "-l" + stub;
@@ -527,7 +523,7 @@ UnixMakefileGenerator::findLibraries()
                             }
                         }
                     } else {
-                        QString lib = dir + project->values("QMAKE_PREFIX_SHLIB").first() + stub + "." + (*extit);
+                        QString lib = dir + project->first("QMAKE_PREFIX_SHLIB") + stub + "." + (*extit);
                         if (exists(lib)) {
                             (*it) = lib;
                             found = true;
@@ -537,8 +533,8 @@ UnixMakefileGenerator::findLibraries()
                 }
                 if(!found && project->isActiveConfig("compile_libtool")) {
                     for(int dep_i = 0; dep_i < libdirs.size(); ++dep_i) {
-                        if(exists(libdirs[dep_i].local() + Option::dir_sep + project->values("QMAKE_PREFIX_SHLIB").first() + stub + Option::libtool_ext)) {
-                            (*it) = libdirs[dep_i].real() + Option::dir_sep + project->values("QMAKE_PREFIX_SHLIB").first() + stub + Option::libtool_ext;
+                        if (exists(libdirs[dep_i].local() + Option::dir_sep + project->first("QMAKE_PREFIX_SHLIB") + stub + Option::libtool_ext)) {
+                            (*it) = libdirs[dep_i].real() + Option::dir_sep + project->first("QMAKE_PREFIX_SHLIB") + stub + Option::libtool_ext;
                             found = true;
                             break;
                         }
@@ -585,7 +581,7 @@ UnixMakefileGenerator::processPrlFiles()
                     for(int dep_i = 0; dep_i < libdirs.size(); ++dep_i) {
                         const QMakeLocalFileName &lfn = libdirs[dep_i];
                         if(!project->isActiveConfig("compile_libtool")) { //give them the .libs..
-                            QString la = lfn.local() + Option::dir_sep + project->values("QMAKE_PREFIX_SHLIB").first() + lib + Option::libtool_ext;
+                            QString la = lfn.local() + Option::dir_sep + project->first("QMAKE_PREFIX_SHLIB") + lib + Option::libtool_ext;
                             if(exists(la) && QFile::exists(lfn.local() + Option::dir_sep + ".libs")) {
                                 QString dot_libs = lfn.real() + Option::dir_sep + ".libs";
                                 l.append("-L" + dot_libs);
@@ -593,7 +589,7 @@ UnixMakefileGenerator::processPrlFiles()
                             }
                         }
 
-                        QString prl = lfn.local() + Option::dir_sep + project->values("QMAKE_PREFIX_SHLIB").first() + lib + prl_ext;
+                        QString prl = lfn.local() + Option::dir_sep + project->first("QMAKE_PREFIX_SHLIB") + lib + prl_ext;
                         if(processPrlFile(prl)) {
                             if(prl.startsWith(lfn.local()))
                                 prl.replace(0, lfn.local().length(), lfn.real());