Use qmake PKGCONFIG instead of manual pkg-config

.gitignore

@@ -7,3 +7,5 @@ Makefile
 /tmp/*
 *.dSYM
 *.o
+*.dylib
+*.so

Magick++.pri

@@ -1,6 +1,6 @@
 magick++ {
   message("Configuring Magick++...")
 
-QMAKE_CXXFLAGS += `Magick++-config --cppflags --cxxflags --ldflags --libs`
+QMAKE_CXXFLAGS += `Magick++-config --cppflags --cxxflags`
 QMAKE_LIBS += `Magick++-config --cppflags --cxxflags --ldflags --libs`
 }

boost.pri

@@ -4,15 +4,17 @@ boost_thread {
   macx {
     LIBS += -L/opt/local/lib
   }
+  else {
+    INCLUDEPATH += /usr/local/include
+    LIBS += -L/usr/local/lib64
+  }
   LIBS += -lboost_thread-mt
   LIBS += -lboost_iostreams-mt
   LIBS += -lboost_regex-mt
   LIBS += -lboost_filesystem
   LIBS += -lboost_system
 
   QMAKE_CXXFLAGS += -DBOOST_IOSTREAMS_USE_DEPRECATED
-  INCLUDEPATH += /usr/local/inclue
-  LIBS += -L/usr/local/lib64
 }
 
 boost {

cairo-ps.pri

@@ -1,6 +1,4 @@
 cairo-ps {
   message("Configuring cairo-ps...")
-
-QMAKE_CXXFLAGS +="`pkg-config --cflags cairo-ps`"
-QMAKE_LIBS +="`pkg-config --libs cairo-ps`"
+  PKGCONFIG += cairo-ps
 }

common.pri

@@ -22,6 +22,7 @@ macx {
   }
 }
 
+CONFIG += link_pkgconfig
 include(boost.pri)
 include(ghostscript.pri)
 include(X11.pri)

gio.pri

@@ -1,5 +1,4 @@
 gio {
   message("Configuring gio...")
-  QMAKE_CXXFLAGS +="`pkg-config --cflags gio-unix-2.0`"
-  QMAKE_LIBS +="`pkg-config --libs gio-unix-2.0`"
+  PKGCONFIG += gio-unix-2.0
 }

libxml++.pri

@@ -1,6 +1,4 @@
 libxml++ {
   message("Configuring libxml++...")
-
-QMAKE_CXXFLAGS +="`pkg-config --cflags libxml++-2.6`"
-QMAKE_LIBS +="`pkg-config --libs libxml++-2.6`"
+  PKGCONFIG += libxml++-2.6
 }

rsvg.pri

@@ -1,6 +1,4 @@
 rsvg {
   message("Configuring rsvg...")
-
-QMAKE_CXXFLAGS += `pkg-config --cflags librsvg-2.0`
-QMAKE_LIBS += `pkg-config --libs librsvg-2.0`
+  PKGCONFIG += librsvg-2.0
 }