Merge "python: AC_PATH_PROG -> AC_PATH_PROGS and fix search order" into release_33

autoconf/configure.ac

diff --git a/autoconf/configure.ac b/autoconf/configure.ac
index 4d03df1..d708938 100644
--- a/autoconf/configure.ac
+++ b/autoconf/configure.ac
@@ -1359,7 +1359,7 @@
     AC_MSG_WARN([specified python ($PYTHON) is not usable, searching path])
   fi
 
-  AC_PATH_PROG([PYTHON], [python python2 python26],
+  AC_PATH_PROGS([PYTHON], [python26 python2 python],
                [AC_MSG_RESULT([not found])
                 AC_MSG_ERROR([could not find python 2.5 or higher])])
 fi

configure

diff --git a/configure b/configure
index 33ac91b..b6ff396 100755
--- a/configure
+++ b/configure
@@ -5874,7 +5874,7 @@
 { echo "$as_me:$LINENO: checking binary size reduction linker flags" >&5
 echo $ECHO_N "checking binary size reduction linker flags... $ECHO_C" >&6; }
 { echo "$as_me:$LINENO: checking for compiler -Wl,--gc-sections option" >&5
-echo $ECHO_N "checking for compiler -Wl,-R<path> option... $ECHO_C" >&6; }
+echo $ECHO_N "checking for compiler -Wl,--gc-sections option... $ECHO_C" >&6; }
 if test "${llvm_cv_link_use_gc_sections+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
@@ -12480,8 +12480,10 @@
 echo "$as_me: WARNING: specified python ($PYTHON) is not usable, searching path" >&2;}
   fi
 
-  # Extract the first word of "python python2 python26", so it can be a program name with args.
-set dummy python python2 python26; ac_word=$2
+  for ac_prog in python26 python2 python
+do
+  # Extract the first word of "$ac_prog", so it can be a program name with args.
+set dummy $ac_prog; ac_word=$2
 { echo "$as_me:$LINENO: checking for $ac_word" >&5
 echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6; }
 if test "${ac_cv_path_PYTHON+set}" = set; then
@@ -12507,11 +12509,6 @@
 done
 IFS=$as_save_IFS
 
-  test -z "$ac_cv_path_PYTHON" && ac_cv_path_PYTHON="{ echo "$as_me:$LINENO: result: not found" >&5
-echo "${ECHO_T}not found" >&6; }
-                { { echo "$as_me:$LINENO: error: could not find python 2.5 or higher" >&5
-echo "$as_me: error: could not find python 2.5 or higher" >&2;}
-   { (exit 1); exit 1; }; }"
   ;;
 esac
 fi
@@ -12525,6 +12522,14 @@
 fi
 
 
+  test -n "$PYTHON" && break
+done
+test -n "$PYTHON" || PYTHON="{ echo "$as_me:$LINENO: result: not found" >&5
+echo "${ECHO_T}not found" >&6; }
+                { { echo "$as_me:$LINENO: error: could not find python 2.5 or higher" >&5
+echo "$as_me: error: could not find python 2.5 or higher" >&2;}
+   { (exit 1); exit 1; }; }"
+
 fi
 
 { echo "$as_me:$LINENO: checking for python >= 2.5" >&5