Merge

common/autoconf/basics.m4

@@ -90,13 +90,25 @@ AC_DEFUN([BASIC_FIXUP_EXECUTABLE],
     tmp="$complete EOL"
     arguments="${tmp#* }"
 
-    new_path=`$WHICH $path 2> /dev/null`
-    if test "x$new_path" = x; then
+    # Cannot rely on the command "which" here since it doesn't always work.
     is_absolute_path=`$ECHO "$path" | $GREP ^/`
-      if test "x$is_absolute_path" != x; then
-        AC_MSG_NOTICE([Resolving $1 (as $path) with 'which' failed, using $path directly.])
-        new_path="$path"
+    if test -z "$is_absolute_path"; then
+      # Path to executable is not absolute. Find it.
+      IFS_save="$IFS"
+      IFS=:
+      for p in $PATH; do
+        if test -f "$p/$path" && test -x "$p/$path"; then
+          new_path="$p/$path"
+          break
+        fi
+      done
+      IFS="$IFS_save"
     else
+      AC_MSG_NOTICE([Resolving $1 (as $path) failed, using $path directly.])
+      new_path="$path"
+    fi
+    
+    if test "x$new_path" = x; then
         AC_MSG_NOTICE([The path of $1, which resolves as "$complete", is not found.])
         has_space=`$ECHO "$complete" | $GREP " "`
         if test "x$has_space" != x; then
@@ -105,7 +117,6 @@ AC_DEFUN([BASIC_FIXUP_EXECUTABLE],
         AC_MSG_ERROR([Cannot locate the the path of $1])
       fi
   fi
-  fi
 
       # Now join together the path and the arguments once again
       if test "x$arguments" != xEOL; then

common/autoconf/generated-configure.sh

@@ -3674,7 +3674,7 @@ fi
 #CUSTOM_AUTOCONF_INCLUDE
 
 # Do not change or remove the following line, it is needed for consistency checks:
-DATE_WHEN_GENERATED=1355221914
+DATE_WHEN_GENERATED=1355849613
 
 ###############################################################################
 #
@@ -8165,14 +8165,26 @@ $as_echo "$as_me: You might be mixing spaces in the path and extra arguments, wh
     tmp="$complete EOL"
     arguments="${tmp#* }"
 
-    new_path=`$WHICH $path 2> /dev/null`
-    if test "x$new_path" = x; then
+    # Cannot rely on the command "which" here since it doesn't always work.
     is_absolute_path=`$ECHO "$path" | $GREP ^/`
-      if test "x$is_absolute_path" != x; then
-        { $as_echo "$as_me:${as_lineno-$LINENO}: Resolving FOUND_MAKE (as $path) with 'which' failed, using $path directly." >&5
-$as_echo "$as_me: Resolving FOUND_MAKE (as $path) with 'which' failed, using $path directly." >&6;}
-        new_path="$path"
+    if test -z "$is_absolute_path"; then
+      # Path to executable is not absolute. Find it.
+      IFS_save="$IFS"
+      IFS=:
+      for p in $PATH; do
+        if test -f "$p/$path" && test -x "$p/$path"; then
+          new_path="$p/$path"
+          break
+        fi
+      done
+      IFS="$IFS_save"
     else
+      { $as_echo "$as_me:${as_lineno-$LINENO}: Resolving FOUND_MAKE (as $path) failed, using $path directly." >&5
+$as_echo "$as_me: Resolving FOUND_MAKE (as $path) failed, using $path directly." >&6;}
+      new_path="$path"
+    fi
+
+    if test "x$new_path" = x; then
         { $as_echo "$as_me:${as_lineno-$LINENO}: The path of FOUND_MAKE, which resolves as \"$complete\", is not found." >&5
 $as_echo "$as_me: The path of FOUND_MAKE, which resolves as \"$complete\", is not found." >&6;}
         has_space=`$ECHO "$complete" | $GREP " "`
@@ -8183,7 +8195,6 @@ $as_echo "$as_me: This might be caused by spaces in the path, which is not allow
         as_fn_error $? "Cannot locate the the path of FOUND_MAKE" "$LINENO" 5
       fi
   fi
-  fi
 
       # Now join together the path and the arguments once again
       if test "x$arguments" != xEOL; then
@@ -8511,14 +8522,26 @@ $as_echo "$as_me: You might be mixing spaces in the path and extra arguments, wh
     tmp="$complete EOL"
     arguments="${tmp#* }"
 
-    new_path=`$WHICH $path 2> /dev/null`
-    if test "x$new_path" = x; then
+    # Cannot rely on the command "which" here since it doesn't always work.
     is_absolute_path=`$ECHO "$path" | $GREP ^/`
-      if test "x$is_absolute_path" != x; then
-        { $as_echo "$as_me:${as_lineno-$LINENO}: Resolving FOUND_MAKE (as $path) with 'which' failed, using $path directly." >&5
-$as_echo "$as_me: Resolving FOUND_MAKE (as $path) with 'which' failed, using $path directly." >&6;}
-        new_path="$path"
+    if test -z "$is_absolute_path"; then
+      # Path to executable is not absolute. Find it.
+      IFS_save="$IFS"
+      IFS=:
+      for p in $PATH; do
+        if test -f "$p/$path" && test -x "$p/$path"; then
+          new_path="$p/$path"
+          break
+        fi
+      done
+      IFS="$IFS_save"
     else
+      { $as_echo "$as_me:${as_lineno-$LINENO}: Resolving FOUND_MAKE (as $path) failed, using $path directly." >&5
+$as_echo "$as_me: Resolving FOUND_MAKE (as $path) failed, using $path directly." >&6;}
+      new_path="$path"
+    fi
+
+    if test "x$new_path" = x; then
         { $as_echo "$as_me:${as_lineno-$LINENO}: The path of FOUND_MAKE, which resolves as \"$complete\", is not found." >&5
 $as_echo "$as_me: The path of FOUND_MAKE, which resolves as \"$complete\", is not found." >&6;}
         has_space=`$ECHO "$complete" | $GREP " "`
@@ -8529,7 +8552,6 @@ $as_echo "$as_me: This might be caused by spaces in the path, which is not allow
         as_fn_error $? "Cannot locate the the path of FOUND_MAKE" "$LINENO" 5
       fi
   fi
-  fi
 
       # Now join together the path and the arguments once again
       if test "x$arguments" != xEOL; then
@@ -8854,14 +8876,26 @@ $as_echo "$as_me: You might be mixing spaces in the path and extra arguments, wh
     tmp="$complete EOL"
     arguments="${tmp#* }"
 
-    new_path=`$WHICH $path 2> /dev/null`
-    if test "x$new_path" = x; then
+    # Cannot rely on the command "which" here since it doesn't always work.
     is_absolute_path=`$ECHO "$path" | $GREP ^/`
-      if test "x$is_absolute_path" != x; then
-        { $as_echo "$as_me:${as_lineno-$LINENO}: Resolving FOUND_MAKE (as $path) with 'which' failed, using $path directly." >&5
-$as_echo "$as_me: Resolving FOUND_MAKE (as $path) with 'which' failed, using $path directly." >&6;}
-        new_path="$path"
+    if test -z "$is_absolute_path"; then
+      # Path to executable is not absolute. Find it.
+      IFS_save="$IFS"
+      IFS=:
+      for p in $PATH; do
+        if test -f "$p/$path" && test -x "$p/$path"; then
+          new_path="$p/$path"
+          break
+        fi
+      done
+      IFS="$IFS_save"
     else
+      { $as_echo "$as_me:${as_lineno-$LINENO}: Resolving FOUND_MAKE (as $path) failed, using $path directly." >&5
+$as_echo "$as_me: Resolving FOUND_MAKE (as $path) failed, using $path directly." >&6;}
+      new_path="$path"
+    fi
+
+    if test "x$new_path" = x; then
         { $as_echo "$as_me:${as_lineno-$LINENO}: The path of FOUND_MAKE, which resolves as \"$complete\", is not found." >&5
 $as_echo "$as_me: The path of FOUND_MAKE, which resolves as \"$complete\", is not found." >&6;}
         has_space=`$ECHO "$complete" | $GREP " "`
@@ -8872,7 +8906,6 @@ $as_echo "$as_me: This might be caused by spaces in the path, which is not allow
         as_fn_error $? "Cannot locate the the path of FOUND_MAKE" "$LINENO" 5
       fi
   fi
-  fi
 
       # Now join together the path and the arguments once again
       if test "x$arguments" != xEOL; then
@@ -9202,14 +9235,26 @@ $as_echo "$as_me: You might be mixing spaces in the path and extra arguments, wh
     tmp="$complete EOL"
     arguments="${tmp#* }"
 
-    new_path=`$WHICH $path 2> /dev/null`
-    if test "x$new_path" = x; then
+    # Cannot rely on the command "which" here since it doesn't always work.
     is_absolute_path=`$ECHO "$path" | $GREP ^/`
-      if test "x$is_absolute_path" != x; then
-        { $as_echo "$as_me:${as_lineno-$LINENO}: Resolving FOUND_MAKE (as $path) with 'which' failed, using $path directly." >&5
-$as_echo "$as_me: Resolving FOUND_MAKE (as $path) with 'which' failed, using $path directly." >&6;}
-        new_path="$path"
+    if test -z "$is_absolute_path"; then
+      # Path to executable is not absolute. Find it.
+      IFS_save="$IFS"
+      IFS=:
+      for p in $PATH; do
+        if test -f "$p/$path" && test -x "$p/$path"; then
+          new_path="$p/$path"
+          break
+        fi
+      done
+      IFS="$IFS_save"
     else
+      { $as_echo "$as_me:${as_lineno-$LINENO}: Resolving FOUND_MAKE (as $path) failed, using $path directly." >&5
+$as_echo "$as_me: Resolving FOUND_MAKE (as $path) failed, using $path directly." >&6;}
+      new_path="$path"
+    fi
+
+    if test "x$new_path" = x; then
         { $as_echo "$as_me:${as_lineno-$LINENO}: The path of FOUND_MAKE, which resolves as \"$complete\", is not found." >&5
 $as_echo "$as_me: The path of FOUND_MAKE, which resolves as \"$complete\", is not found." >&6;}
         has_space=`$ECHO "$complete" | $GREP " "`
@@ -9220,7 +9265,6 @@ $as_echo "$as_me: This might be caused by spaces in the path, which is not allow
         as_fn_error $? "Cannot locate the the path of FOUND_MAKE" "$LINENO" 5
       fi
   fi
-  fi
 
       # Now join together the path and the arguments once again
       if test "x$arguments" != xEOL; then
@@ -9544,14 +9588,26 @@ $as_echo "$as_me: You might be mixing spaces in the path and extra arguments, wh
     tmp="$complete EOL"
     arguments="${tmp#* }"
 
-    new_path=`$WHICH $path 2> /dev/null`
-    if test "x$new_path" = x; then
+    # Cannot rely on the command "which" here since it doesn't always work.
     is_absolute_path=`$ECHO "$path" | $GREP ^/`
-      if test "x$is_absolute_path" != x; then
-        { $as_echo "$as_me:${as_lineno-$LINENO}: Resolving FOUND_MAKE (as $path) with 'which' failed, using $path directly." >&5
-$as_echo "$as_me: Resolving FOUND_MAKE (as $path) with 'which' failed, using $path directly." >&6;}
-        new_path="$path"
+    if test -z "$is_absolute_path"; then
+      # Path to executable is not absolute. Find it.
+      IFS_save="$IFS"
+      IFS=:
+      for p in $PATH; do
+        if test -f "$p/$path" && test -x "$p/$path"; then
+          new_path="$p/$path"
+          break
+        fi
+      done
+      IFS="$IFS_save"
     else
+      { $as_echo "$as_me:${as_lineno-$LINENO}: Resolving FOUND_MAKE (as $path) failed, using $path directly." >&5
+$as_echo "$as_me: Resolving FOUND_MAKE (as $path) failed, using $path directly." >&6;}
+      new_path="$path"
+    fi
+
+    if test "x$new_path" = x; then
         { $as_echo "$as_me:${as_lineno-$LINENO}: The path of FOUND_MAKE, which resolves as \"$complete\", is not found." >&5
 $as_echo "$as_me: The path of FOUND_MAKE, which resolves as \"$complete\", is not found." >&6;}
         has_space=`$ECHO "$complete" | $GREP " "`
@@ -9562,7 +9618,6 @@ $as_echo "$as_me: This might be caused by spaces in the path, which is not allow
         as_fn_error $? "Cannot locate the the path of FOUND_MAKE" "$LINENO" 5
       fi
   fi
-  fi
 
       # Now join together the path and the arguments once again
       if test "x$arguments" != xEOL; then
@@ -16373,14 +16428,26 @@ $as_echo "$as_me: You might be mixing spaces in the path and extra arguments, wh
     tmp="$complete EOL"
     arguments="${tmp#* }"
 
-    new_path=`$WHICH $path 2> /dev/null`
-    if test "x$new_path" = x; then
+    # Cannot rely on the command "which" here since it doesn't always work.
     is_absolute_path=`$ECHO "$path" | $GREP ^/`
-      if test "x$is_absolute_path" != x; then
-        { $as_echo "$as_me:${as_lineno-$LINENO}: Resolving VS_ENV_CMD (as $path) with 'which' failed, using $path directly." >&5
-$as_echo "$as_me: Resolving VS_ENV_CMD (as $path) with 'which' failed, using $path directly." >&6;}
-        new_path="$path"
+    if test -z "$is_absolute_path"; then
+      # Path to executable is not absolute. Find it.
+      IFS_save="$IFS"
+      IFS=:
+      for p in $PATH; do
+        if test -f "$p/$path" && test -x "$p/$path"; then
+          new_path="$p/$path"
+          break
+        fi
+      done
+      IFS="$IFS_save"
     else
+      { $as_echo "$as_me:${as_lineno-$LINENO}: Resolving VS_ENV_CMD (as $path) failed, using $path directly." >&5
+$as_echo "$as_me: Resolving VS_ENV_CMD (as $path) failed, using $path directly." >&6;}
+      new_path="$path"
+    fi
+
+    if test "x$new_path" = x; then
         { $as_echo "$as_me:${as_lineno-$LINENO}: The path of VS_ENV_CMD, which resolves as \"$complete\", is not found." >&5
 $as_echo "$as_me: The path of VS_ENV_CMD, which resolves as \"$complete\", is not found." >&6;}
         has_space=`$ECHO "$complete" | $GREP " "`
@@ -16391,7 +16458,6 @@ $as_echo "$as_me: This might be caused by spaces in the path, which is not allow
         as_fn_error $? "Cannot locate the the path of VS_ENV_CMD" "$LINENO" 5
       fi
   fi
-  fi
 
       # Now join together the path and the arguments once again
       if test "x$arguments" != xEOL; then
@@ -16962,14 +17028,26 @@ $as_echo "$as_me: You might be mixing spaces in the path and extra arguments, wh
     tmp="$complete EOL"
     arguments="${tmp#* }"
 
-    new_path=`$WHICH $path 2> /dev/null`
-    if test "x$new_path" = x; then
+    # Cannot rely on the command "which" here since it doesn't always work.
     is_absolute_path=`$ECHO "$path" | $GREP ^/`
-      if test "x$is_absolute_path" != x; then
-        { $as_echo "$as_me:${as_lineno-$LINENO}: Resolving BUILD_CC (as $path) with 'which' failed, using $path directly." >&5
-$as_echo "$as_me: Resolving BUILD_CC (as $path) with 'which' failed, using $path directly." >&6;}
-        new_path="$path"
+    if test -z "$is_absolute_path"; then
+      # Path to executable is not absolute. Find it.
+      IFS_save="$IFS"
+      IFS=:
+      for p in $PATH; do
+        if test -f "$p/$path" && test -x "$p/$path"; then
+          new_path="$p/$path"
+          break
+        fi
+      done
+      IFS="$IFS_save"
     else
+      { $as_echo "$as_me:${as_lineno-$LINENO}: Resolving BUILD_CC (as $path) failed, using $path directly." >&5
+$as_echo "$as_me: Resolving BUILD_CC (as $path) failed, using $path directly." >&6;}
+      new_path="$path"
+    fi
+
+    if test "x$new_path" = x; then
         { $as_echo "$as_me:${as_lineno-$LINENO}: The path of BUILD_CC, which resolves as \"$complete\", is not found." >&5
 $as_echo "$as_me: The path of BUILD_CC, which resolves as \"$complete\", is not found." >&6;}
         has_space=`$ECHO "$complete" | $GREP " "`
@@ -16980,7 +17058,6 @@ $as_echo "$as_me: This might be caused by spaces in the path, which is not allow
         as_fn_error $? "Cannot locate the the path of BUILD_CC" "$LINENO" 5
       fi
   fi
-  fi
 
       # Now join together the path and the arguments once again
       if test "x$arguments" != xEOL; then
@@ -17262,14 +17339,26 @@ $as_echo "$as_me: You might be mixing spaces in the path and extra arguments, wh
     tmp="$complete EOL"
     arguments="${tmp#* }"
 
-    new_path=`$WHICH $path 2> /dev/null`
-    if test "x$new_path" = x; then
+    # Cannot rely on the command "which" here since it doesn't always work.
     is_absolute_path=`$ECHO "$path" | $GREP ^/`
-      if test "x$is_absolute_path" != x; then
-        { $as_echo "$as_me:${as_lineno-$LINENO}: Resolving BUILD_CXX (as $path) with 'which' failed, using $path directly." >&5
-$as_echo "$as_me: Resolving BUILD_CXX (as $path) with 'which' failed, using $path directly." >&6;}
-        new_path="$path"
+    if test -z "$is_absolute_path"; then
+      # Path to executable is not absolute. Find it.
+      IFS_save="$IFS"
+      IFS=:
+      for p in $PATH; do
+        if test -f "$p/$path" && test -x "$p/$path"; then
+          new_path="$p/$path"
+          break
+        fi
+      done
+      IFS="$IFS_save"
     else
+      { $as_echo "$as_me:${as_lineno-$LINENO}: Resolving BUILD_CXX (as $path) failed, using $path directly." >&5
+$as_echo "$as_me: Resolving BUILD_CXX (as $path) failed, using $path directly." >&6;}
+      new_path="$path"
+    fi
+
+    if test "x$new_path" = x; then
         { $as_echo "$as_me:${as_lineno-$LINENO}: The path of BUILD_CXX, which resolves as \"$complete\", is not found." >&5
 $as_echo "$as_me: The path of BUILD_CXX, which resolves as \"$complete\", is not found." >&6;}
         has_space=`$ECHO "$complete" | $GREP " "`
@@ -17280,7 +17369,6 @@ $as_echo "$as_me: This might be caused by spaces in the path, which is not allow
         as_fn_error $? "Cannot locate the the path of BUILD_CXX" "$LINENO" 5
       fi
   fi
-  fi
 
       # Now join together the path and the arguments once again
       if test "x$arguments" != xEOL; then
@@ -17557,14 +17645,26 @@ $as_echo "$as_me: You might be mixing spaces in the path and extra arguments, wh
     tmp="$complete EOL"
     arguments="${tmp#* }"
 
-    new_path=`$WHICH $path 2> /dev/null`
-    if test "x$new_path" = x; then
+    # Cannot rely on the command "which" here since it doesn't always work.
     is_absolute_path=`$ECHO "$path" | $GREP ^/`
-      if test "x$is_absolute_path" != x; then
-        { $as_echo "$as_me:${as_lineno-$LINENO}: Resolving BUILD_LD (as $path) with 'which' failed, using $path directly." >&5
-$as_echo "$as_me: Resolving BUILD_LD (as $path) with 'which' failed, using $path directly." >&6;}
-        new_path="$path"
+    if test -z "$is_absolute_path"; then
+      # Path to executable is not absolute. Find it.
+      IFS_save="$IFS"
+      IFS=:
+      for p in $PATH; do
+        if test -f "$p/$path" && test -x "$p/$path"; then
+          new_path="$p/$path"
+          break
+        fi
+      done
+      IFS="$IFS_save"
     else
+      { $as_echo "$as_me:${as_lineno-$LINENO}: Resolving BUILD_LD (as $path) failed, using $path directly." >&5
+$as_echo "$as_me: Resolving BUILD_LD (as $path) failed, using $path directly." >&6;}
+      new_path="$path"
+    fi
+
+    if test "x$new_path" = x; then
         { $as_echo "$as_me:${as_lineno-$LINENO}: The path of BUILD_LD, which resolves as \"$complete\", is not found." >&5
 $as_echo "$as_me: The path of BUILD_LD, which resolves as \"$complete\", is not found." >&6;}
         has_space=`$ECHO "$complete" | $GREP " "`
@@ -17575,7 +17675,6 @@ $as_echo "$as_me: This might be caused by spaces in the path, which is not allow
         as_fn_error $? "Cannot locate the the path of BUILD_LD" "$LINENO" 5
       fi
   fi
-  fi
 
       # Now join together the path and the arguments once again
       if test "x$arguments" != xEOL; then
@@ -18144,14 +18243,26 @@ $as_echo "$as_me: You might be mixing spaces in the path and extra arguments, wh
     tmp="$complete EOL"
     arguments="${tmp#* }"
 
-    new_path=`$WHICH $path 2> /dev/null`
-    if test "x$new_path" = x; then
+    # Cannot rely on the command "which" here since it doesn't always work.
     is_absolute_path=`$ECHO "$path" | $GREP ^/`
-      if test "x$is_absolute_path" != x; then
-        { $as_echo "$as_me:${as_lineno-$LINENO}: Resolving CC (as $path) with 'which' failed, using $path directly." >&5
-$as_echo "$as_me: Resolving CC (as $path) with 'which' failed, using $path directly." >&6;}
-        new_path="$path"
+    if test -z "$is_absolute_path"; then
+      # Path to executable is not absolute. Find it.
+      IFS_save="$IFS"
+      IFS=:
+      for p in $PATH; do
+        if test -f "$p/$path" && test -x "$p/$path"; then
+          new_path="$p/$path"
+          break
+        fi
+      done
+      IFS="$IFS_save"
     else
+      { $as_echo "$as_me:${as_lineno-$LINENO}: Resolving CC (as $path) failed, using $path directly." >&5
+$as_echo "$as_me: Resolving CC (as $path) failed, using $path directly." >&6;}
+      new_path="$path"
+    fi
+
+    if test "x$new_path" = x; then
         { $as_echo "$as_me:${as_lineno-$LINENO}: The path of CC, which resolves as \"$complete\", is not found." >&5
 $as_echo "$as_me: The path of CC, which resolves as \"$complete\", is not found." >&6;}
         has_space=`$ECHO "$complete" | $GREP " "`
@@ -18162,7 +18273,6 @@ $as_echo "$as_me: This might be caused by spaces in the path, which is not allow
         as_fn_error $? "Cannot locate the the path of CC" "$LINENO" 5
       fi
   fi
-  fi
 
       # Now join together the path and the arguments once again
       if test "x$arguments" != xEOL; then
@@ -18569,14 +18679,26 @@ $as_echo "$as_me: You might be mixing spaces in the path and extra arguments, wh
     tmp="$complete EOL"
     arguments="${tmp#* }"
 
-    new_path=`$WHICH $path 2> /dev/null`
-    if test "x$new_path" = x; then
+    # Cannot rely on the command "which" here since it doesn't always work.
     is_absolute_path=`$ECHO "$path" | $GREP ^/`
-      if test "x$is_absolute_path" != x; then
-        { $as_echo "$as_me:${as_lineno-$LINENO}: Resolving PROPER_COMPILER_CC (as $path) with 'which' failed, using $path directly." >&5
-$as_echo "$as_me: Resolving PROPER_COMPILER_CC (as $path) with 'which' failed, using $path directly." >&6;}
-        new_path="$path"
+    if test -z "$is_absolute_path"; then
+      # Path to executable is not absolute. Find it.
+      IFS_save="$IFS"
+      IFS=:
+      for p in $PATH; do
+        if test -f "$p/$path" && test -x "$p/$path"; then
+          new_path="$p/$path"
+          break
+        fi
+      done
+      IFS="$IFS_save"
     else
+      { $as_echo "$as_me:${as_lineno-$LINENO}: Resolving PROPER_COMPILER_CC (as $path) failed, using $path directly." >&5
+$as_echo "$as_me: Resolving PROPER_COMPILER_CC (as $path) failed, using $path directly." >&6;}
+      new_path="$path"
+    fi
+
+    if test "x$new_path" = x; then
         { $as_echo "$as_me:${as_lineno-$LINENO}: The path of PROPER_COMPILER_CC, which resolves as \"$complete\", is not found." >&5
 $as_echo "$as_me: The path of PROPER_COMPILER_CC, which resolves as \"$complete\", is not found." >&6;}
         has_space=`$ECHO "$complete" | $GREP " "`
@@ -18587,7 +18709,6 @@ $as_echo "$as_me: This might be caused by spaces in the path, which is not allow
         as_fn_error $? "Cannot locate the the path of PROPER_COMPILER_CC" "$LINENO" 5
       fi
   fi
-  fi
 
       # Now join together the path and the arguments once again
       if test "x$arguments" != xEOL; then
@@ -19691,14 +19812,26 @@ $as_echo "$as_me: You might be mixing spaces in the path and extra arguments, wh
     tmp="$complete EOL"
     arguments="${tmp#* }"
 
-    new_path=`$WHICH $path 2> /dev/null`
-    if test "x$new_path" = x; then
+    # Cannot rely on the command "which" here since it doesn't always work.
     is_absolute_path=`$ECHO "$path" | $GREP ^/`
-      if test "x$is_absolute_path" != x; then
-        { $as_echo "$as_me:${as_lineno-$LINENO}: Resolving CXX (as $path) with 'which' failed, using $path directly." >&5
-$as_echo "$as_me: Resolving CXX (as $path) with 'which' failed, using $path directly." >&6;}
-        new_path="$path"
+    if test -z "$is_absolute_path"; then
+      # Path to executable is not absolute. Find it.
+      IFS_save="$IFS"
+      IFS=:
+      for p in $PATH; do
+        if test -f "$p/$path" && test -x "$p/$path"; then
+          new_path="$p/$path"
+          break
+        fi
+      done
+      IFS="$IFS_save"
     else
+      { $as_echo "$as_me:${as_lineno-$LINENO}: Resolving CXX (as $path) failed, using $path directly." >&5
+$as_echo "$as_me: Resolving CXX (as $path) failed, using $path directly." >&6;}
+      new_path="$path"
+    fi
+
+    if test "x$new_path" = x; then
         { $as_echo "$as_me:${as_lineno-$LINENO}: The path of CXX, which resolves as \"$complete\", is not found." >&5
 $as_echo "$as_me: The path of CXX, which resolves as \"$complete\", is not found." >&6;}
         has_space=`$ECHO "$complete" | $GREP " "`
@@ -19709,7 +19842,6 @@ $as_echo "$as_me: This might be caused by spaces in the path, which is not allow
         as_fn_error $? "Cannot locate the the path of CXX" "$LINENO" 5
       fi
   fi
-  fi
 
       # Now join together the path and the arguments once again
       if test "x$arguments" != xEOL; then
@@ -20116,14 +20248,26 @@ $as_echo "$as_me: You might be mixing spaces in the path and extra arguments, wh
     tmp="$complete EOL"
     arguments="${tmp#* }"
 
-    new_path=`$WHICH $path 2> /dev/null`
-    if test "x$new_path" = x; then
+    # Cannot rely on the command "which" here since it doesn't always work.
     is_absolute_path=`$ECHO "$path" | $GREP ^/`
-      if test "x$is_absolute_path" != x; then
-        { $as_echo "$as_me:${as_lineno-$LINENO}: Resolving PROPER_COMPILER_CXX (as $path) with 'which' failed, using $path directly." >&5
-$as_echo "$as_me: Resolving PROPER_COMPILER_CXX (as $path) with 'which' failed, using $path directly." >&6;}
-        new_path="$path"
+    if test -z "$is_absolute_path"; then
+      # Path to executable is not absolute. Find it.
+      IFS_save="$IFS"
+      IFS=:
+      for p in $PATH; do
+        if test -f "$p/$path" && test -x "$p/$path"; then
+          new_path="$p/$path"
+          break
+        fi
+      done
+      IFS="$IFS_save"
     else
+      { $as_echo "$as_me:${as_lineno-$LINENO}: Resolving PROPER_COMPILER_CXX (as $path) failed, using $path directly." >&5
+$as_echo "$as_me: Resolving PROPER_COMPILER_CXX (as $path) failed, using $path directly." >&6;}
+      new_path="$path"
+    fi
+
+    if test "x$new_path" = x; then
         { $as_echo "$as_me:${as_lineno-$LINENO}: The path of PROPER_COMPILER_CXX, which resolves as \"$complete\", is not found." >&5
 $as_echo "$as_me: The path of PROPER_COMPILER_CXX, which resolves as \"$complete\", is not found." >&6;}
         has_space=`$ECHO "$complete" | $GREP " "`
@@ -20134,7 +20278,6 @@ $as_echo "$as_me: This might be caused by spaces in the path, which is not allow
         as_fn_error $? "Cannot locate the the path of PROPER_COMPILER_CXX" "$LINENO" 5
       fi
   fi
-  fi
 
       # Now join together the path and the arguments once again
       if test "x$arguments" != xEOL; then
@@ -21006,14 +21149,26 @@ $as_echo "$as_me: You might be mixing spaces in the path and extra arguments, wh
     tmp="$complete EOL"
     arguments="${tmp#* }"
 
-    new_path=`$WHICH $path 2> /dev/null`
-    if test "x$new_path" = x; then
+    # Cannot rely on the command "which" here since it doesn't always work.
     is_absolute_path=`$ECHO "$path" | $GREP ^/`
-      if test "x$is_absolute_path" != x; then
-        { $as_echo "$as_me:${as_lineno-$LINENO}: Resolving OBJC (as $path) with 'which' failed, using $path directly." >&5
-$as_echo "$as_me: Resolving OBJC (as $path) with 'which' failed, using $path directly." >&6;}
-        new_path="$path"
+    if test -z "$is_absolute_path"; then
+      # Path to executable is not absolute. Find it.
+      IFS_save="$IFS"
+      IFS=:
+      for p in $PATH; do
+        if test -f "$p/$path" && test -x "$p/$path"; then
+          new_path="$p/$path"
+          break
+        fi
+      done
+      IFS="$IFS_save"
     else
+      { $as_echo "$as_me:${as_lineno-$LINENO}: Resolving OBJC (as $path) failed, using $path directly." >&5
+$as_echo "$as_me: Resolving OBJC (as $path) failed, using $path directly." >&6;}
+      new_path="$path"
+    fi
+
+    if test "x$new_path" = x; then
         { $as_echo "$as_me:${as_lineno-$LINENO}: The path of OBJC, which resolves as \"$complete\", is not found." >&5
 $as_echo "$as_me: The path of OBJC, which resolves as \"$complete\", is not found." >&6;}
         has_space=`$ECHO "$complete" | $GREP " "`
@@ -21024,7 +21179,6 @@ $as_echo "$as_me: This might be caused by spaces in the path, which is not allow
         as_fn_error $? "Cannot locate the the path of OBJC" "$LINENO" 5
       fi
   fi
-  fi
 
       # Now join together the path and the arguments once again
       if test "x$arguments" != xEOL; then
@@ -21376,14 +21530,26 @@ $as_echo "$as_me: You might be mixing spaces in the path and extra arguments, wh
     tmp="$complete EOL"
     arguments="${tmp#* }"
 
-    new_path=`$WHICH $path 2> /dev/null`
-    if test "x$new_path" = x; then
+    # Cannot rely on the command "which" here since it doesn't always work.
     is_absolute_path=`$ECHO "$path" | $GREP ^/`
-      if test "x$is_absolute_path" != x; then
-        { $as_echo "$as_me:${as_lineno-$LINENO}: Resolving AR (as $path) with 'which' failed, using $path directly." >&5
-$as_echo "$as_me: Resolving AR (as $path) with 'which' failed, using $path directly." >&6;}
-        new_path="$path"
+    if test -z "$is_absolute_path"; then
+      # Path to executable is not absolute. Find it.
+      IFS_save="$IFS"
+      IFS=:
+      for p in $PATH; do
+        if test -f "$p/$path" && test -x "$p/$path"; then
+          new_path="$p/$path"
+          break
+        fi
+      done
+      IFS="$IFS_save"
     else
+      { $as_echo "$as_me:${as_lineno-$LINENO}: Resolving AR (as $path) failed, using $path directly." >&5
+$as_echo "$as_me: Resolving AR (as $path) failed, using $path directly." >&6;}
+      new_path="$path"
+    fi
+
+    if test "x$new_path" = x; then
         { $as_echo "$as_me:${as_lineno-$LINENO}: The path of AR, which resolves as \"$complete\", is not found." >&5
 $as_echo "$as_me: The path of AR, which resolves as \"$complete\", is not found." >&6;}
         has_space=`$ECHO "$complete" | $GREP " "`
@@ -21394,7 +21560,6 @@ $as_echo "$as_me: This might be caused by spaces in the path, which is not allow
         as_fn_error $? "Cannot locate the the path of AR" "$LINENO" 5
       fi
   fi
-  fi
 
       # Now join together the path and the arguments once again
       if test "x$arguments" != xEOL; then
@@ -21712,14 +21877,26 @@ $as_echo "$as_me: You might be mixing spaces in the path and extra arguments, wh
     tmp="$complete EOL"
     arguments="${tmp#* }"
 
-    new_path=`$WHICH $path 2> /dev/null`
-    if test "x$new_path" = x; then
+    # Cannot rely on the command "which" here since it doesn't always work.
     is_absolute_path=`$ECHO "$path" | $GREP ^/`
-      if test "x$is_absolute_path" != x; then
-        { $as_echo "$as_me:${as_lineno-$LINENO}: Resolving WINLD (as $path) with 'which' failed, using $path directly." >&5
-$as_echo "$as_me: Resolving WINLD (as $path) with 'which' failed, using $path directly." >&6;}
-        new_path="$path"
+    if test -z "$is_absolute_path"; then
+      # Path to executable is not absolute. Find it.
+      IFS_save="$IFS"
+      IFS=:
+      for p in $PATH; do
+        if test -f "$p/$path" && test -x "$p/$path"; then
+          new_path="$p/$path"
+          break
+        fi
+      done
+      IFS="$IFS_save"
     else
+      { $as_echo "$as_me:${as_lineno-$LINENO}: Resolving WINLD (as $path) failed, using $path directly." >&5
+$as_echo "$as_me: Resolving WINLD (as $path) failed, using $path directly." >&6;}
+      new_path="$path"
+    fi
+
+    if test "x$new_path" = x; then
         { $as_echo "$as_me:${as_lineno-$LINENO}: The path of WINLD, which resolves as \"$complete\", is not found." >&5
 $as_echo "$as_me: The path of WINLD, which resolves as \"$complete\", is not found." >&6;}
         has_space=`$ECHO "$complete" | $GREP " "`
@@ -21730,7 +21907,6 @@ $as_echo "$as_me: This might be caused by spaces in the path, which is not allow
         as_fn_error $? "Cannot locate the the path of WINLD" "$LINENO" 5
       fi
   fi
-  fi
 
       # Now join together the path and the arguments once again
       if test "x$arguments" != xEOL; then
@@ -22038,14 +22214,26 @@ $as_echo "$as_me: You might be mixing spaces in the path and extra arguments, wh
     tmp="$complete EOL"
     arguments="${tmp#* }"
 
-    new_path=`$WHICH $path 2> /dev/null`
-    if test "x$new_path" = x; then
+    # Cannot rely on the command "which" here since it doesn't always work.
     is_absolute_path=`$ECHO "$path" | $GREP ^/`
-      if test "x$is_absolute_path" != x; then
-        { $as_echo "$as_me:${as_lineno-$LINENO}: Resolving MT (as $path) with 'which' failed, using $path directly." >&5
-$as_echo "$as_me: Resolving MT (as $path) with 'which' failed, using $path directly." >&6;}
-        new_path="$path"
+    if test -z "$is_absolute_path"; then
+      # Path to executable is not absolute. Find it.
+      IFS_save="$IFS"
+      IFS=:
+      for p in $PATH; do
+        if test -f "$p/$path" && test -x "$p/$path"; then
+          new_path="$p/$path"
+          break
+        fi
+      done
+      IFS="$IFS_save"
     else
+      { $as_echo "$as_me:${as_lineno-$LINENO}: Resolving MT (as $path) failed, using $path directly." >&5
+$as_echo "$as_me: Resolving MT (as $path) failed, using $path directly." >&6;}
+      new_path="$path"
+    fi
+
+    if test "x$new_path" = x; then
         { $as_echo "$as_me:${as_lineno-$LINENO}: The path of MT, which resolves as \"$complete\", is not found." >&5
 $as_echo "$as_me: The path of MT, which resolves as \"$complete\", is not found." >&6;}
         has_space=`$ECHO "$complete" | $GREP " "`
@@ -22056,7 +22244,6 @@ $as_echo "$as_me: This might be caused by spaces in the path, which is not allow
         as_fn_error $? "Cannot locate the the path of MT" "$LINENO" 5
       fi
   fi
-  fi
 
       # Now join together the path and the arguments once again
       if test "x$arguments" != xEOL; then
@@ -22348,14 +22535,26 @@ $as_echo "$as_me: You might be mixing spaces in the path and extra arguments, wh
     tmp="$complete EOL"
     arguments="${tmp#* }"
 
-    new_path=`$WHICH $path 2> /dev/null`
-    if test "x$new_path" = x; then
+    # Cannot rely on the command "which" here since it doesn't always work.
     is_absolute_path=`$ECHO "$path" | $GREP ^/`
-      if test "x$is_absolute_path" != x; then
-        { $as_echo "$as_me:${as_lineno-$LINENO}: Resolving RC (as $path) with 'which' failed, using $path directly." >&5
-$as_echo "$as_me: Resolving RC (as $path) with 'which' failed, using $path directly." >&6;}
-        new_path="$path"
+    if test -z "$is_absolute_path"; then
+      # Path to executable is not absolute. Find it.
+      IFS_save="$IFS"
+      IFS=:
+      for p in $PATH; do
+        if test -f "$p/$path" && test -x "$p/$path"; then
+          new_path="$p/$path"
+          break
+        fi
+      done
+      IFS="$IFS_save"
     else
+      { $as_echo "$as_me:${as_lineno-$LINENO}: Resolving RC (as $path) failed, using $path directly." >&5
+$as_echo "$as_me: Resolving RC (as $path) failed, using $path directly." >&6;}
+      new_path="$path"
+    fi
+
+    if test "x$new_path" = x; then
         { $as_echo "$as_me:${as_lineno-$LINENO}: The path of RC, which resolves as \"$complete\", is not found." >&5
 $as_echo "$as_me: The path of RC, which resolves as \"$complete\", is not found." >&6;}
         has_space=`$ECHO "$complete" | $GREP " "`
@@ -22366,7 +22565,6 @@ $as_echo "$as_me: This might be caused by spaces in the path, which is not allow
         as_fn_error $? "Cannot locate the the path of RC" "$LINENO" 5
       fi
   fi
-  fi
 
       # Now join together the path and the arguments once again
       if test "x$arguments" != xEOL; then
@@ -22711,14 +22909,26 @@ $as_echo "$as_me: You might be mixing spaces in the path and extra arguments, wh
     tmp="$complete EOL"
     arguments="${tmp#* }"
 
-    new_path=`$WHICH $path 2> /dev/null`
-    if test "x$new_path" = x; then
+    # Cannot rely on the command "which" here since it doesn't always work.
     is_absolute_path=`$ECHO "$path" | $GREP ^/`
-      if test "x$is_absolute_path" != x; then
-        { $as_echo "$as_me:${as_lineno-$LINENO}: Resolving WINAR (as $path) with 'which' failed, using $path directly." >&5
-$as_echo "$as_me: Resolving WINAR (as $path) with 'which' failed, using $path directly." >&6;}
-        new_path="$path"
+    if test -z "$is_absolute_path"; then
+      # Path to executable is not absolute. Find it.
+      IFS_save="$IFS"
+      IFS=:
+      for p in $PATH; do
+        if test -f "$p/$path" && test -x "$p/$path"; then
+          new_path="$p/$path"
+          break
+        fi
+      done
+      IFS="$IFS_save"
     else
+      { $as_echo "$as_me:${as_lineno-$LINENO}: Resolving WINAR (as $path) failed, using $path directly." >&5
+$as_echo "$as_me: Resolving WINAR (as $path) failed, using $path directly." >&6;}
+      new_path="$path"
+    fi
+
+    if test "x$new_path" = x; then
         { $as_echo "$as_me:${as_lineno-$LINENO}: The path of WINAR, which resolves as \"$complete\", is not found." >&5
 $as_echo "$as_me: The path of WINAR, which resolves as \"$complete\", is not found." >&6;}
         has_space=`$ECHO "$complete" | $GREP " "`
@@ -22729,7 +22939,6 @@ $as_echo "$as_me: This might be caused by spaces in the path, which is not allow
         as_fn_error $? "Cannot locate the the path of WINAR" "$LINENO" 5
       fi
   fi
-  fi
 
       # Now join together the path and the arguments once again
       if test "x$arguments" != xEOL; then
@@ -23006,14 +23215,26 @@ $as_echo "$as_me: You might be mixing spaces in the path and extra arguments, wh
     tmp="$complete EOL"
     arguments="${tmp#* }"
 
-    new_path=`$WHICH $path 2> /dev/null`
-    if test "x$new_path" = x; then
+    # Cannot rely on the command "which" here since it doesn't always work.
     is_absolute_path=`$ECHO "$path" | $GREP ^/`
-      if test "x$is_absolute_path" != x; then
-        { $as_echo "$as_me:${as_lineno-$LINENO}: Resolving DUMPBIN (as $path) with 'which' failed, using $path directly." >&5
-$as_echo "$as_me: Resolving DUMPBIN (as $path) with 'which' failed, using $path directly." >&6;}
-        new_path="$path"
+    if test -z "$is_absolute_path"; then
+      # Path to executable is not absolute. Find it.
+      IFS_save="$IFS"
+      IFS=:
+      for p in $PATH; do
+        if test -f "$p/$path" && test -x "$p/$path"; then
+          new_path="$p/$path"
+          break
+        fi
+      done
+      IFS="$IFS_save"
     else
+      { $as_echo "$as_me:${as_lineno-$LINENO}: Resolving DUMPBIN (as $path) failed, using $path directly." >&5
+$as_echo "$as_me: Resolving DUMPBIN (as $path) failed, using $path directly." >&6;}
+      new_path="$path"
+    fi
+
+    if test "x$new_path" = x; then
         { $as_echo "$as_me:${as_lineno-$LINENO}: The path of DUMPBIN, which resolves as \"$complete\", is not found." >&5
 $as_echo "$as_me: The path of DUMPBIN, which resolves as \"$complete\", is not found." >&6;}
         has_space=`$ECHO "$complete" | $GREP " "`
@@ -23024,7 +23245,6 @@ $as_echo "$as_me: This might be caused by spaces in the path, which is not allow
         as_fn_error $? "Cannot locate the the path of DUMPBIN" "$LINENO" 5
       fi
   fi
-  fi
 
       # Now join together the path and the arguments once again
       if test "x$arguments" != xEOL; then
@@ -23406,14 +23626,26 @@ $as_echo "$as_me: You might be mixing spaces in the path and extra arguments, wh
     tmp="$complete EOL"
     arguments="${tmp#* }"
 
-    new_path=`$WHICH $path 2> /dev/null`
-    if test "x$new_path" = x; then
+    # Cannot rely on the command "which" here since it doesn't always work.
     is_absolute_path=`$ECHO "$path" | $GREP ^/`
-      if test "x$is_absolute_path" != x; then
-        { $as_echo "$as_me:${as_lineno-$LINENO}: Resolving CPP (as $path) with 'which' failed, using $path directly." >&5
-$as_echo "$as_me: Resolving CPP (as $path) with 'which' failed, using $path directly." >&6;}
-        new_path="$path"
+    if test -z "$is_absolute_path"; then
+      # Path to executable is not absolute. Find it.
+      IFS_save="$IFS"
+      IFS=:
+      for p in $PATH; do
+        if test -f "$p/$path" && test -x "$p/$path"; then
+          new_path="$p/$path"
+          break
+        fi
+      done
+      IFS="$IFS_save"
     else
+      { $as_echo "$as_me:${as_lineno-$LINENO}: Resolving CPP (as $path) failed, using $path directly." >&5
+$as_echo "$as_me: Resolving CPP (as $path) failed, using $path directly." >&6;}
+      new_path="$path"
+    fi
+
+    if test "x$new_path" = x; then
         { $as_echo "$as_me:${as_lineno-$LINENO}: The path of CPP, which resolves as \"$complete\", is not found." >&5
 $as_echo "$as_me: The path of CPP, which resolves as \"$complete\", is not found." >&6;}
         has_space=`$ECHO "$complete" | $GREP " "`
@@ -23424,7 +23656,6 @@ $as_echo "$as_me: This might be caused by spaces in the path, which is not allow
         as_fn_error $? "Cannot locate the the path of CPP" "$LINENO" 5
       fi
   fi
-  fi
 
       # Now join together the path and the arguments once again
       if test "x$arguments" != xEOL; then
@@ -23795,14 +24026,26 @@ $as_echo "$as_me: You might be mixing spaces in the path and extra arguments, wh
     tmp="$complete EOL"
     arguments="${tmp#* }"
 
-    new_path=`$WHICH $path 2> /dev/null`
-    if test "x$new_path" = x; then
+    # Cannot rely on the command "which" here since it doesn't always work.
     is_absolute_path=`$ECHO "$path" | $GREP ^/`
-      if test "x$is_absolute_path" != x; then
-        { $as_echo "$as_me:${as_lineno-$LINENO}: Resolving CXXCPP (as $path) with 'which' failed, using $path directly." >&5
-$as_echo "$as_me: Resolving CXXCPP (as $path) with 'which' failed, using $path directly." >&6;}
-        new_path="$path"
+    if test -z "$is_absolute_path"; then
+      # Path to executable is not absolute. Find it.
+      IFS_save="$IFS"
+      IFS=:
+      for p in $PATH; do
+        if test -f "$p/$path" && test -x "$p/$path"; then
+          new_path="$p/$path"
+          break
+        fi
+      done
+      IFS="$IFS_save"
     else
+      { $as_echo "$as_me:${as_lineno-$LINENO}: Resolving CXXCPP (as $path) failed, using $path directly." >&5
+$as_echo "$as_me: Resolving CXXCPP (as $path) failed, using $path directly." >&6;}
+      new_path="$path"
+    fi
+
+    if test "x$new_path" = x; then
         { $as_echo "$as_me:${as_lineno-$LINENO}: The path of CXXCPP, which resolves as \"$complete\", is not found." >&5
 $as_echo "$as_me: The path of CXXCPP, which resolves as \"$complete\", is not found." >&6;}
         has_space=`$ECHO "$complete" | $GREP " "`
@@ -23813,7 +24056,6 @@ $as_echo "$as_me: This might be caused by spaces in the path, which is not allow
         as_fn_error $? "Cannot locate the the path of CXXCPP" "$LINENO" 5
       fi
   fi
-  fi
 
       # Now join together the path and the arguments once again
       if test "x$arguments" != xEOL; then
@@ -24113,14 +24355,26 @@ $as_echo "$as_me: You might be mixing spaces in the path and extra arguments, wh
     tmp="$complete EOL"
     arguments="${tmp#* }"
 
-    new_path=`$WHICH $path 2> /dev/null`
-    if test "x$new_path" = x; then
+    # Cannot rely on the command "which" here since it doesn't always work.
     is_absolute_path=`$ECHO "$path" | $GREP ^/`
-      if test "x$is_absolute_path" != x; then
-        { $as_echo "$as_me:${as_lineno-$LINENO}: Resolving AS (as $path) with 'which' failed, using $path directly." >&5
-$as_echo "$as_me: Resolving AS (as $path) with 'which' failed, using $path directly." >&6;}
-        new_path="$path"
+    if test -z "$is_absolute_path"; then
+      # Path to executable is not absolute. Find it.
+      IFS_save="$IFS"
+      IFS=:
+      for p in $PATH; do
+        if test -f "$p/$path" && test -x "$p/$path"; then
+          new_path="$p/$path"
+          break
+        fi
+      done
+      IFS="$IFS_save"
     else
+      { $as_echo "$as_me:${as_lineno-$LINENO}: Resolving AS (as $path) failed, using $path directly." >&5
+$as_echo "$as_me: Resolving AS (as $path) failed, using $path directly." >&6;}
+      new_path="$path"
+    fi
+
+    if test "x$new_path" = x; then
         { $as_echo "$as_me:${as_lineno-$LINENO}: The path of AS, which resolves as \"$complete\", is not found." >&5
 $as_echo "$as_me: The path of AS, which resolves as \"$complete\", is not found." >&6;}
         has_space=`$ECHO "$complete" | $GREP " "`
@@ -24131,7 +24385,6 @@ $as_echo "$as_me: This might be caused by spaces in the path, which is not allow
         as_fn_error $? "Cannot locate the the path of AS" "$LINENO" 5
       fi
   fi
-  fi
 
       # Now join together the path and the arguments once again
       if test "x$arguments" != xEOL; then
@@ -24419,14 +24672,26 @@ $as_echo "$as_me: You might be mixing spaces in the path and extra arguments, wh
     tmp="$complete EOL"
     arguments="${tmp#* }"
 
-    new_path=`$WHICH $path 2> /dev/null`
-    if test "x$new_path" = x; then
+    # Cannot rely on the command "which" here since it doesn't always work.
     is_absolute_path=`$ECHO "$path" | $GREP ^/`
-      if test "x$is_absolute_path" != x; then
-        { $as_echo "$as_me:${as_lineno-$LINENO}: Resolving NM (as $path) with 'which' failed, using $path directly." >&5
-$as_echo "$as_me: Resolving NM (as $path) with 'which' failed, using $path directly." >&6;}
-        new_path="$path"
+    if test -z "$is_absolute_path"; then
+      # Path to executable is not absolute. Find it.
+      IFS_save="$IFS"
+      IFS=:
+      for p in $PATH; do
+        if test -f "$p/$path" && test -x "$p/$path"; then
+          new_path="$p/$path"
+          break
+        fi
+      done
+      IFS="$IFS_save"
     else
+      { $as_echo "$as_me:${as_lineno-$LINENO}: Resolving NM (as $path) failed, using $path directly." >&5
+$as_echo "$as_me: Resolving NM (as $path) failed, using $path directly." >&6;}
+      new_path="$path"
+    fi
+
+    if test "x$new_path" = x; then
         { $as_echo "$as_me:${as_lineno-$LINENO}: The path of NM, which resolves as \"$complete\", is not found." >&5
 $as_echo "$as_me: The path of NM, which resolves as \"$complete\", is not found." >&6;}
         has_space=`$ECHO "$complete" | $GREP " "`
@@ -24437,7 +24702,6 @@ $as_echo "$as_me: This might be caused by spaces in the path, which is not allow
         as_fn_error $? "Cannot locate the the path of NM" "$LINENO" 5
       fi
   fi
-  fi
 
       # Now join together the path and the arguments once again
       if test "x$arguments" != xEOL; then
@@ -24714,14 +24978,26 @@ $as_echo "$as_me: You might be mixing spaces in the path and extra arguments, wh
     tmp="$complete EOL"
     arguments="${tmp#* }"
 
-    new_path=`$WHICH $path 2> /dev/null`
-    if test "x$new_path" = x; then
+    # Cannot rely on the command "which" here since it doesn't always work.
     is_absolute_path=`$ECHO "$path" | $GREP ^/`
-      if test "x$is_absolute_path" != x; then
-        { $as_echo "$as_me:${as_lineno-$LINENO}: Resolving STRIP (as $path) with 'which' failed, using $path directly." >&5
-$as_echo "$as_me: Resolving STRIP (as $path) with 'which' failed, using $path directly." >&6;}
-        new_path="$path"
+    if test -z "$is_absolute_path"; then
+      # Path to executable is not absolute. Find it.
+      IFS_save="$IFS"
+      IFS=:
+      for p in $PATH; do
+        if test -f "$p/$path" && test -x "$p/$path"; then
+          new_path="$p/$path"
+          break
+        fi
+      done
+      IFS="$IFS_save"
     else
+      { $as_echo "$as_me:${as_lineno-$LINENO}: Resolving STRIP (as $path) failed, using $path directly." >&5
+$as_echo "$as_me: Resolving STRIP (as $path) failed, using $path directly." >&6;}
+      new_path="$path"
+    fi
+
+    if test "x$new_path" = x; then
         { $as_echo "$as_me:${as_lineno-$LINENO}: The path of STRIP, which resolves as \"$complete\", is not found." >&5
 $as_echo "$as_me: The path of STRIP, which resolves as \"$complete\", is not found." >&6;}
         has_space=`$ECHO "$complete" | $GREP " "`
@@ -24732,7 +25008,6 @@ $as_echo "$as_me: This might be caused by spaces in the path, which is not allow
         as_fn_error $? "Cannot locate the the path of STRIP" "$LINENO" 5
       fi
   fi
-  fi
 
       # Now join together the path and the arguments once again
       if test "x$arguments" != xEOL; then
@@ -25009,14 +25284,26 @@ $as_echo "$as_me: You might be mixing spaces in the path and extra arguments, wh
     tmp="$complete EOL"
     arguments="${tmp#* }"
 
-    new_path=`$WHICH $path 2> /dev/null`
-    if test "x$new_path" = x; then
+    # Cannot rely on the command "which" here since it doesn't always work.
     is_absolute_path=`$ECHO "$path" | $GREP ^/`
-      if test "x$is_absolute_path" != x; then
-        { $as_echo "$as_me:${as_lineno-$LINENO}: Resolving MCS (as $path) with 'which' failed, using $path directly." >&5
-$as_echo "$as_me: Resolving MCS (as $path) with 'which' failed, using $path directly." >&6;}
-        new_path="$path"
+    if test -z "$is_absolute_path"; then
+      # Path to executable is not absolute. Find it.
+      IFS_save="$IFS"
+      IFS=:
+      for p in $PATH; do
+        if test -f "$p/$path" && test -x "$p/$path"; then
+          new_path="$p/$path"
+          break
+        fi
+      done
+      IFS="$IFS_save"
     else
+      { $as_echo "$as_me:${as_lineno-$LINENO}: Resolving MCS (as $path) failed, using $path directly." >&5
+$as_echo "$as_me: Resolving MCS (as $path) failed, using $path directly." >&6;}
+      new_path="$path"
+    fi
+
+    if test "x$new_path" = x; then
         { $as_echo "$as_me:${as_lineno-$LINENO}: The path of MCS, which resolves as \"$complete\", is not found." >&5
 $as_echo "$as_me: The path of MCS, which resolves as \"$complete\", is not found." >&6;}
         has_space=`$ECHO "$complete" | $GREP " "`
@@ -25027,7 +25314,6 @@ $as_echo "$as_me: This might be caused by spaces in the path, which is not allow
         as_fn_error $? "Cannot locate the the path of MCS" "$LINENO" 5
       fi
   fi
-  fi
 
       # Now join together the path and the arguments once again
       if test "x$arguments" != xEOL; then
@@ -25357,14 +25643,26 @@ $as_echo "$as_me: You might be mixing spaces in the path and extra arguments, wh
     tmp="$complete EOL"
     arguments="${tmp#* }"
 
-    new_path=`$WHICH $path 2> /dev/null`
-    if test "x$new_path" = x; then
+    # Cannot rely on the command "which" here since it doesn't always work.
     is_absolute_path=`$ECHO "$path" | $GREP ^/`
-      if test "x$is_absolute_path" != x; then
-        { $as_echo "$as_me:${as_lineno-$LINENO}: Resolving NM (as $path) with 'which' failed, using $path directly." >&5
-$as_echo "$as_me: Resolving NM (as $path) with 'which' failed, using $path directly." >&6;}
-        new_path="$path"
+    if test -z "$is_absolute_path"; then
+      # Path to executable is not absolute. Find it.
+      IFS_save="$IFS"
+      IFS=:
+      for p in $PATH; do
+        if test -f "$p/$path" && test -x "$p/$path"; then
+          new_path="$p/$path"
+          break
+        fi
+      done
+      IFS="$IFS_save"
     else
+      { $as_echo "$as_me:${as_lineno-$LINENO}: Resolving NM (as $path) failed, using $path directly." >&5
+$as_echo "$as_me: Resolving NM (as $path) failed, using $path directly." >&6;}
+      new_path="$path"
+    fi
+
+    if test "x$new_path" = x; then
         { $as_echo "$as_me:${as_lineno-$LINENO}: The path of NM, which resolves as \"$complete\", is not found." >&5
 $as_echo "$as_me: The path of NM, which resolves as \"$complete\", is not found." >&6;}
         has_space=`$ECHO "$complete" | $GREP " "`
@@ -25375,7 +25673,6 @@ $as_echo "$as_me: This might be caused by spaces in the path, which is not allow
         as_fn_error $? "Cannot locate the the path of NM" "$LINENO" 5
       fi
   fi
-  fi
 
       # Now join together the path and the arguments once again
       if test "x$arguments" != xEOL; then
@@ -25704,14 +26001,26 @@ $as_echo "$as_me: You might be mixing spaces in the path and extra arguments, wh
     tmp="$complete EOL"
     arguments="${tmp#* }"
 
-    new_path=`$WHICH $path 2> /dev/null`
-    if test "x$new_path" = x; then
+    # Cannot rely on the command "which" here since it doesn't always work.
     is_absolute_path=`$ECHO "$path" | $GREP ^/`
-      if test "x$is_absolute_path" != x; then
-        { $as_echo "$as_me:${as_lineno-$LINENO}: Resolving STRIP (as $path) with 'which' failed, using $path directly." >&5
-$as_echo "$as_me: Resolving STRIP (as $path) with 'which' failed, using $path directly." >&6;}
-        new_path="$path"
+    if test -z "$is_absolute_path"; then
+      # Path to executable is not absolute. Find it.
+      IFS_save="$IFS"
+      IFS=:
+      for p in $PATH; do
+        if test -f "$p/$path" && test -x "$p/$path"; then
+          new_path="$p/$path"
+          break
+        fi
+      done
+      IFS="$IFS_save"
     else
+      { $as_echo "$as_me:${as_lineno-$LINENO}: Resolving STRIP (as $path) failed, using $path directly." >&5
+$as_echo "$as_me: Resolving STRIP (as $path) failed, using $path directly." >&6;}
+      new_path="$path"
+    fi
+
+    if test "x$new_path" = x; then
         { $as_echo "$as_me:${as_lineno-$LINENO}: The path of STRIP, which resolves as \"$complete\", is not found." >&5
 $as_echo "$as_me: The path of STRIP, which resolves as \"$complete\", is not found." >&6;}
         has_space=`$ECHO "$complete" | $GREP " "`
@@ -25722,7 +26031,6 @@ $as_echo "$as_me: This might be caused by spaces in the path, which is not allow
         as_fn_error $? "Cannot locate the the path of STRIP" "$LINENO" 5
       fi
   fi
-  fi
 
       # Now join together the path and the arguments once again
       if test "x$arguments" != xEOL; then
@@ -26066,14 +26374,26 @@ $as_echo "$as_me: You might be mixing spaces in the path and extra arguments, wh
     tmp="$complete EOL"
     arguments="${tmp#* }"
 
-    new_path=`$WHICH $path 2> /dev/null`
-    if test "x$new_path" = x; then
+    # Cannot rely on the command "which" here since it doesn't always work.
     is_absolute_path=`$ECHO "$path" | $GREP ^/`
-      if test "x$is_absolute_path" != x; then
-        { $as_echo "$as_me:${as_lineno-$LINENO}: Resolving OBJCOPY (as $path) with 'which' failed, using $path directly." >&5
-$as_echo "$as_me: Resolving OBJCOPY (as $path) with 'which' failed, using $path directly." >&6;}
-        new_path="$path"
+    if test -z "$is_absolute_path"; then
+      # Path to executable is not absolute. Find it.
+      IFS_save="$IFS"
+      IFS=:
+      for p in $PATH; do
+        if test -f "$p/$path" && test -x "$p/$path"; then
+          new_path="$p/$path"
+          break
+        fi
+      done
+      IFS="$IFS_save"
     else
+      { $as_echo "$as_me:${as_lineno-$LINENO}: Resolving OBJCOPY (as $path) failed, using $path directly." >&5
+$as_echo "$as_me: Resolving OBJCOPY (as $path) failed, using $path directly." >&6;}
+      new_path="$path"
+    fi
+
+    if test "x$new_path" = x; then
         { $as_echo "$as_me:${as_lineno-$LINENO}: The path of OBJCOPY, which resolves as \"$complete\", is not found." >&5
 $as_echo "$as_me: The path of OBJCOPY, which resolves as \"$complete\", is not found." >&6;}
         has_space=`$ECHO "$complete" | $GREP " "`
@@ -26084,7 +26404,6 @@ $as_echo "$as_me: This might be caused by spaces in the path, which is not allow
         as_fn_error $? "Cannot locate the the path of OBJCOPY" "$LINENO" 5
       fi
   fi
-  fi
 
       # Now join together the path and the arguments once again
       if test "x$arguments" != xEOL; then
@@ -26426,14 +26745,26 @@ $as_echo "$as_me: You might be mixing spaces in the path and extra arguments, wh
     tmp="$complete EOL"
     arguments="${tmp#* }"
 
-    new_path=`$WHICH $path 2> /dev/null`
-    if test "x$new_path" = x; then
+    # Cannot rely on the command "which" here since it doesn't always work.
     is_absolute_path=`$ECHO "$path" | $GREP ^/`
-      if test "x$is_absolute_path" != x; then
-        { $as_echo "$as_me:${as_lineno-$LINENO}: Resolving OBJDUMP (as $path) with 'which' failed, using $path directly." >&5
-$as_echo "$as_me: Resolving OBJDUMP (as $path) with 'which' failed, using $path directly." >&6;}
-        new_path="$path"
+    if test -z "$is_absolute_path"; then
+      # Path to executable is not absolute. Find it.
+      IFS_save="$IFS"
+      IFS=:
+      for p in $PATH; do
+        if test -f "$p/$path" && test -x "$p/$path"; then
+          new_path="$p/$path"
+          break
+        fi
+      done
+      IFS="$IFS_save"
     else
+      { $as_echo "$as_me:${as_lineno-$LINENO}: Resolving OBJDUMP (as $path) failed, using $path directly." >&5
+$as_echo "$as_me: Resolving OBJDUMP (as $path) failed, using $path directly." >&6;}
+      new_path="$path"
+    fi
+
+    if test "x$new_path" = x; then
         { $as_echo "$as_me:${as_lineno-$LINENO}: The path of OBJDUMP, which resolves as \"$complete\", is not found." >&5
 $as_echo "$as_me: The path of OBJDUMP, which resolves as \"$complete\", is not found." >&6;}
         has_space=`$ECHO "$complete" | $GREP " "`
@@ -26444,7 +26775,6 @@ $as_echo "$as_me: This might be caused by spaces in the path, which is not allow
         as_fn_error $? "Cannot locate the the path of OBJDUMP" "$LINENO" 5
       fi
   fi
-  fi
 
       # Now join together the path and the arguments once again
       if test "x$arguments" != xEOL; then
@@ -26724,14 +27054,26 @@ $as_echo "$as_me: You might be mixing spaces in the path and extra arguments, wh
     tmp="$complete EOL"
     arguments="${tmp#* }"
 
-    new_path=`$WHICH $path 2> /dev/null`
-    if test "x$new_path" = x; then
+    # Cannot rely on the command "which" here since it doesn't always work.
     is_absolute_path=`$ECHO "$path" | $GREP ^/`
-      if test "x$is_absolute_path" != x; then
-        { $as_echo "$as_me:${as_lineno-$LINENO}: Resolving LIPO (as $path) with 'which' failed, using $path directly." >&5
-$as_echo "$as_me: Resolving LIPO (as $path) with 'which' failed, using $path directly." >&6;}
-        new_path="$path"
+    if test -z "$is_absolute_path"; then
+      # Path to executable is not absolute. Find it.
+      IFS_save="$IFS"
+      IFS=:
+      for p in $PATH; do
+        if test -f "$p/$path" && test -x "$p/$path"; then
+          new_path="$p/$path"
+          break
+        fi
+      done
+      IFS="$IFS_save"
     else
+      { $as_echo "$as_me:${as_lineno-$LINENO}: Resolving LIPO (as $path) failed, using $path directly." >&5
+$as_echo "$as_me: Resolving LIPO (as $path) failed, using $path directly." >&6;}
+      new_path="$path"
+    fi
+
+    if test "x$new_path" = x; then
         { $as_echo "$as_me:${as_lineno-$LINENO}: The path of LIPO, which resolves as \"$complete\", is not found." >&5
 $as_echo "$as_me: The path of LIPO, which resolves as \"$complete\", is not found." >&6;}
         has_space=`$ECHO "$complete" | $GREP " "`
@@ -26742,7 +27084,6 @@ $as_echo "$as_me: This might be caused by spaces in the path, which is not allow
         as_fn_error $? "Cannot locate the the path of LIPO" "$LINENO" 5
       fi
   fi
-  fi
 
       # Now join together the path and the arguments once again
       if test "x$arguments" != xEOL; then

common/bin/hgforest.sh

+#!/bin/sh
+
+#
+# Copyright (c) 2009, 2012, Oracle and/or its affiliates. All rights reserved.
+# DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+#
+# This code is free software; you can redistribute it and/or modify it
+# under the terms of the GNU General Public License version 2 only, as
+# published by the Free Software Foundation.
+#
+# This code is distributed in the hope that it will be useful, but WITHOUT
+# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+# FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+# version 2 for more details (a copy is included in the LICENSE file that
+# accompanied this code).
+#
+# You should have received a copy of the GNU General Public License version
+# 2 along with this work; if not, write to the Free Software Foundation,
+# Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+#
+# Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+# or visit www.oracle.com if you need additional information or have any
+# questions.
+#
+
+# Shell script for a fast parallel forest command
+command="$1"
+pull_extra_base="$2"
+
+# Python always buffers stdout significantly, thus we will not see any output from hg clone jdk,
+# until a lot of time has passed! By passing -u to python, we get incremental updates
+# on stdout. Much nicer.
+whichhg="`which hg`"
+
+if [ "${whichhg}" = "" ] ; then
+  echo Cannot find hg!
+  exit 1
+fi
+
+if [ "" = "$command" ] ; then
+  echo No command to hg supplied!
+  exit 1
+fi
+
+has_hash_bang="`head -n 1 "${whichhg}" | cut -b 1-2`"
+python=""
+bpython=""
+
+if [ "#!" = "$has_hash_bang" ] ; then
+   python="`head -n 1 ${whichhg} | cut -b 3-`"
+   bpython="`basename "$python"`"
+fi
+
+if [ "python" = "$bpython" -a -x "$python" ] ; then
+  hg="${python} -u ${whichhg}"
+else
+  echo Cannot find python from hg launcher. Running plain hg, which probably has buffered stdout.
+  hg="hg"
+fi
+
+# Clean out the temporary directory that stores the pid files.
+tmp=/tmp/forest.$$
+rm -f -r ${tmp}
+mkdir -p ${tmp}
+
+safe_interrupt () {
+  if [ -d ${tmp} ]; then 
+    if [ "`ls ${tmp}`" != "" ]; then 
+      echo "Waiting for processes ( `cat ${tmp}/* | tr '\n' ' '`) to terminate nicely!"
+      sleep 1
+      # Pipe stderr to dev/null to silence kill, that complains when trying to kill
+      # a subprocess that has already exited.
+      kill -TERM `cat ${tmp}/* | tr '\n' ' '` 2> /dev/null
+      wait 
+      echo Interrupt complete! 
+    fi 
+  fi
+  rm -f -r ${tmp}
+  exit 1
+}
+
+nice_exit () {
+  if [ -d ${tmp} ]; then 
+    if [ "`ls ${tmp}`" != "" ]; then 
+      wait 
+    fi 
+  fi
+  rm -f -r ${tmp}
+}
+
+trap 'safe_interrupt' INT QUIT
+trap 'nice_exit' EXIT
+ 
+# Only look in specific locations for possible forests (avoids long searches)
+pull_default=""
+repos=""
+repos_extra=""
+if [ "${command}" = "clone" -o "${command}" = "fclone" ] ; then
+  subrepos="corba jaxp jaxws langtools jdk hotspot"
+  if [ -f .hg/hgrc ] ; then
+    pull_default=`hg paths default`
+    if [ "${pull_default}" = "" ] ; then
+      echo "ERROR: Need initial clone with 'hg paths default' defined"
+      exit 1
+    fi
+  fi
+  if [ "${pull_default}" = "" ] ; then
+    echo "ERROR: Need initial repository to use this script"
+    exit 1
+  fi
+  for i in ${subrepos} ; do
+    if [ ! -f ${i}/.hg/hgrc ] ; then
+      repos="${repos} ${i}"
+    fi
+  done
+  if [ "${pull_extra_base}" != "" ] ; then
+    subrepos_extra="jdk/src/closed jdk/make/closed jdk/test/closed hotspot/make/closed hotspot/src/closed hotspot/test/closed deploy install sponsors pubs"
+    pull_default_tail=`echo ${pull_default} | sed -e 's@^.*://[^/]*/\(.*\)@\1@'`
+    pull_extra="${pull_extra_base}/${pull_default_tail}"
+    for i in ${subrepos_extra} ; do
+      if [ ! -f ${i}/.hg/hgrc ] ; then
+        repos_extra="${repos_extra} ${i}"
+      fi
+    done
+  fi
+  at_a_time=2
+  # Any repos to deal with?
+  if [ "${repos}" = "" -a "${repos_extra}" = "" ] ; then
+    exit
+  fi
+else
+  hgdirs=`ls -d ./.hg ./*/.hg ./*/*/.hg ./*/*/*/.hg ./*/*/*/*/.hg 2>/dev/null`
+  # Derive repository names from the .hg directory locations
+  for i in ${hgdirs} ; do
+    repos="${repos} `echo ${i} | sed -e 's@/.hg$@@'`"
+  done
+  for i in ${repos} ; do
+    if [ -h ${i}/.hg/store/lock -o -f ${i}/.hg/store/lock ] ; then
+      locked="${i} ${locked}"
+    fi
+  done
+  at_a_time=8
+  # Any repos to deal with?
+  if [ "${repos}" = "" ] ; then
+    echo "No repositories to process."
+    exit
+  fi
+  if [ "${locked}" != "" ] ; then
+    echo "These repositories are locked: ${locked}"
+    exit
+  fi
+fi
+
+# Echo out what repositories we do a command on.
+echo "# Repositories: ${repos} ${repos_extra}"
+echo
+
+# Run the supplied command on all repos in parallel.
+n=0
+for i in ${repos} ${repos_extra} ; do
+  n=`expr ${n} '+' 1`
+  repopidfile=`echo ${i} | sed -e 's@./@@' -e 's@/@_@g'`
+  reponame=`echo ${i} | sed -e :a -e 's/^.\{1,20\}$/ &/;ta'`
+  pull_base="${pull_default}"
+  for j in $repos_extra ; do
+      if [ "$i" = "$j" ] ; then
+          pull_base="${pull_extra}"
+      fi
+  done
+  (
+    (
+      if [ "${command}" = "clone" -o "${command}" = "fclone" ] ; then
+        pull_newrepo="`echo ${pull_base}/${i} | sed -e 's@\([^:]/\)//*@\1@g'`"
+        echo ${hg} clone ${pull_newrepo} ${i}
+        ${hg} clone ${pull_newrepo} ${i} &
+      else
+        echo "cd ${i} && ${hg} $*"
+        cd ${i} && ${hg} "$@" &
+      fi 
+      echo $! > ${tmp}/${repopidfile}.pid
+    ) 2>&1 | sed -e "s@^@${reponame}:   @") &
+  
+  if [ `expr ${n} '%' ${at_a_time}` -eq 0 ] ; then
+    sleep 2
+    echo Waiting 5 secs before spawning next background command.
+    sleep 3
+  fi
+done
+# Wait for all hg commands to complete
+wait
+
+# Terminate with exit 0 all the time (hard to know when to say "failed")
+exit 0
+

get_source.sh

@@ -26,8 +26,8 @@
 #
 
 # Get clones of all nested repositories
-sh ./make/scripts/hgforest.sh clone $*
+sh ./common/bin/hgforest.sh clone "$@"
 
 # Update all existing repositories to the latest sources
-sh ./make/scripts/hgforest.sh pull -u
+sh ./common/bin/hgforest.sh pull -u