From 48605ad3f12bdae8f89910f0eba45f6e112603cc Mon Sep 17 00:00:00 2001
From: bangerth <bangerth@0785d39b-7218-0410-832d-ea1e28bc413d>
Date: Mon, 20 Dec 2010 23:30:10 +0000
Subject: [PATCH] First step towards a functioning Qt detection.

git-svn-id: https://svn.dealii.org/trunk@23038 0785d39b-7218-0410-832d-ea1e28bc413d
---
 deal.II/common/Make.global_options.in |  1 +
 deal.II/configure                     | 81 +++++++++++++++++++++++++++
 deal.II/configure.in                  |  9 +++
 3 files changed, 91 insertions(+)

diff --git a/deal.II/common/Make.global_options.in b/deal.II/common/Make.global_options.in
index abea443107..07fad1316b 100644
--- a/deal.II/common/Make.global_options.in
+++ b/deal.II/common/Make.global_options.in
@@ -43,6 +43,7 @@ F77LIBS              = @F77LIBS@
 LIBS                 = @LIBS@
 LIBDIR               = $D/lib
 PERL                 = @PERL@
+QMAKE                = @QMAKE@
 enable-threads       = @enablethreads@
 enable-shared        = @enableshared@
 enable-parser        = @enableparser@
diff --git a/deal.II/configure b/deal.II/configure
index 838b9d0b90..74a3dc6ae5 100755
--- a/deal.II/configure
+++ b/deal.II/configure
@@ -602,6 +602,7 @@ ac_subst_vars='LTLIBOBJS
 LIBOBJS
 LDFLAGSPIC
 subdirs
+QMAKE
 PERL
 DEAL_II_HAVE_DOT
 DOXYGEN_OPTIONS
@@ -12917,6 +12918,86 @@ fi
 
 
 
+# Extract the first word of "qmake", so it can be a program name with args.
+set dummy qmake; ac_word=$2
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
+if test "${ac_cv_prog_QMAKE+set}" = set; then :
+  $as_echo_n "(cached) " >&6
+else
+  if test -n "$QMAKE"; then
+  ac_cv_prog_QMAKE="$QMAKE" # Let the user override the test.
+else
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+  IFS=$as_save_IFS
+  test -z "$as_dir" && as_dir=.
+    for ac_exec_ext in '' $ac_executable_extensions; do
+  if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
+    ac_cv_prog_QMAKE="qmake"
+    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    break 2
+  fi
+done
+  done
+IFS=$as_save_IFS
+
+fi
+fi
+QMAKE=$ac_cv_prog_QMAKE
+if test -n "$QMAKE"; then
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $QMAKE" >&5
+$as_echo "$QMAKE" >&6; }
+else
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+fi
+
+
+if test -n "$QMAKE" ; then
+  # Extract the first word of "$QMAKE", so it can be a program name with args.
+set dummy $QMAKE; ac_word=$2
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
+if test "${ac_cv_path_QMAKE+set}" = set; then :
+  $as_echo_n "(cached) " >&6
+else
+  case $QMAKE in
+  [\\/]* | ?:[\\/]*)
+  ac_cv_path_QMAKE="$QMAKE" # Let the user override the test with a path.
+  ;;
+  *)
+  as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+  IFS=$as_save_IFS
+  test -z "$as_dir" && as_dir=.
+    for ac_exec_ext in '' $ac_executable_extensions; do
+  if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
+    ac_cv_path_QMAKE="$as_dir/$ac_word$ac_exec_ext"
+    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    break 2
+  fi
+done
+  done
+IFS=$as_save_IFS
+
+  ;;
+esac
+fi
+QMAKE=$ac_cv_path_QMAKE
+if test -n "$QMAKE"; then
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $QMAKE" >&5
+$as_echo "$QMAKE" >&6; }
+else
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+fi
+
+
+fi
+
 
 
 
diff --git a/deal.II/configure.in b/deal.II/configure.in
index 6fab2c43b4..9263fdb021 100644
--- a/deal.II/configure.in
+++ b/deal.II/configure.in
@@ -667,6 +667,15 @@ AC_PATH_PROG(PERL, perl)
 AC_SUBST(PERL)
 
 
+dnl Check for the Qt library and associated programs. We need those for
+dnl the parameter GUI program in contrib/parameter_gui
+AC_CHECK_PROG(QMAKE,qmake,qmake)
+if test -n "$QMAKE" ; then
+  AC_PATH_PROG(QMAKE,$QMAKE)
+
+  dnl Verify that Qt version is at least 4.3
+fi
+AC_SUBST(QMAKE)
 
 
 dnl -------------------------------------------------------------
-- 
2.39.5