update m4 files.

config/ax_lib_mysql.m4

@@ -87,8 +87,7 @@ AC_DEFUN([AX_LIB_MYSQL],
             MYSQL_LDFLAGS="`$MYSQL_CONFIG --libs`"
             
             MYSQL_VERSION=`$MYSQL_CONFIG --version`
-
-            if test `$MYSQL_CONFIG | /usr/bin/awk '{if ($1 == "--plugindir") print 1}'` == "1"; then
+            if $MYSQL_CONFIG --plugindir > /dev/null; then
               MYSQL_PLUGINDIR=`$MYSQL_CONFIG --plugindir`
             fi
 	    

config/ax_mysql_bin.m4

@@ -30,22 +30,22 @@ AC_DEFUN([AX_MYSQL_BIN], [
     [withmysqladmin="yes"]
   )
 
+  AC_ARG_WITH(mysqlinclude,
+    [[  --with-mysqlinclude[=PATH] path to mysql header files.]],
+    [withmysqlinclude="$withval"],
+    [withmysqlinclude="yes"]
+  )
+
   AC_ARG_WITH(mysqltest,
     [[  --with-mysqltest[=CMD]  command to run mysqltest.]],
     [withmysqltest="$withval"],
     [withmysqltest="yes"]
   )
 
-  if test -f /etc/mysql/debian.cnf ; then
-    MYSQL_ARGS="--defaults-file=/etc/mysql/debian.cnf"
-  else
-    MYSQL_ARGS="-p"
-  fi
-
   if test -z "$withmysqlbin" -o "$withmysqlbin" = "yes"; then
-    for i in /usr/bin /usr/local/bin ; do
+    for i in `dirname $(which mysql)`  /usr/bin /usr/local/bin ; do
       if test -f "$i/mysql" ; then
-        MYSQL="$i/mysql $MYSQL_ARGS"
+        MYSQL="$i/mysql"
       fi
     done
   elif test "$withmysqlbin" != "no"; then
@@ -53,7 +53,16 @@ AC_DEFUN([AX_MYSQL_BIN], [
   fi
 
   if test -n "$MYSQL" ; then
-    MYSQLBIN_PATH = `dirname "$MYSQL"`
+    MYSQLBIN_PATH=`dirname "$MYSQL"`
+
+    if test -f /etc/mysql/debian.cnf ; then
+        MYSQL_ARGS="--defaults-file=/etc/mysql/debian.cnf"
+    else
+        ${MYSQL} </dev/null || {
+            MYSQL_ARGS="-p"
+        }
+        MYSQL="${MYSQL} ${MYSQL_ARGS}"
+    fi
   fi
   
   if test -z "$withmysqladmin" -o "$withmysqladmin" = "yes"; then
@@ -66,8 +75,12 @@ AC_DEFUN([AX_MYSQL_BIN], [
     MYSQLADMIN="$withmysqladmin"
   fi
 
+  if test "$withmysqlinclude" != "no"; then
+    MYSQL_HEADERS="-I $withmysqlinclude"
+  fi
+
   if test -z "$withmysqltest" -o "$withmysqltest" = "yes"; then
-    for i in "$MYSQLBIN_PATH" /usr/bin /usr/local/bin ; do
+    for i in "$MYSQLBIN_PATH" `dirname $(which mysqltest)` /usr/bin /usr/local/bin  ; do
       if test -n "$i" -a -f "$i/mysqltest" ; then
         MYSQLTEST="$i/mysqltest $MYSQL_ARGS"
       fi
@@ -77,6 +90,7 @@ AC_DEFUN([AX_MYSQL_BIN], [
   fi
 
   AC_SUBST(MYSQL)
+  AC_SUBST(MYSQL_HEADERS)
   AC_SUBST(MYSQLADMIN)
   AC_SUBST(MYSQLTEST)
 ])
\ No newline at end of file