Cleanup configure and add support for using apache src included libs (--with-httpd-src).

apache2/build/find_apr.m4

@@ -6,7 +6,7 @@ dnl  APR_LDFLAGS
 dnl  APR_LIBS
 dnl  APR_LINK_LD
 
-APR_CONFIG="apr-config"
+APR_CONFIG=""
 APR_CFLAGS=""
 APR_LDFLAGS=""
 APR_LIBS=""
@@ -28,17 +28,22 @@ else
     test_paths="${apr_path}"
 fi
 
-AC_MSG_CHECKING([for ${APR_CONFIG}])
+AC_MSG_CHECKING([for libapr config script])
 for x in ${test_paths}; do
-    if test -e "${x}/bin/${APR_CONFIG}"; then
+    for APR_CONFIG in apr-config apr-1-config; do
-        with_apr="${x}"
+        if test -e "${x}/bin/${APR_CONFIG}"; then
-        break
+            with_apr="${x}/bin"
-    else
+            break
-        with_apr=""
+        elif test -e "${x}/${APR_CONFIG}"; then
-    fi
+            with_apr="${x}"
+            break
+        else
+            with_apr=""
+        fi
+    done
 done
 if test -n "${with_apr}"; then
-    APR_CONFIG="${with_apr}/bin/${APR_CONFIG}"
+    APR_CONFIG="${with_apr}/${APR_CONFIG}"
     AC_MSG_RESULT([${APR_CONFIG}])
     APR_CFLAGS="`${APR_CONFIG} --includes`"
     APR_LDFLAGS="`${APR_CONFIG} --ldflags`"

apache2/build/find_apu.m4

@@ -28,9 +28,12 @@ else
     test_paths="${apu_path}"
 fi
 
-AC_MSG_CHECKING([for ${APU_CONFIG}])
+AC_MSG_CHECKING([for libapr-util config script])
 for x in ${test_paths}; do
     if test -e "${x}/bin/${APU_CONFIG}"; then
+        with_apu="${x}/bin"
+        break
+    elif test -e "${x}/${APU_CONFIG}"; then
         with_apu="${x}"
         break
     else
@@ -38,7 +41,7 @@ for x in ${test_paths}; do
     fi
 done
 if test -n "${with_apu}"; then
-    APU_CONFIG="${with_apu}/bin/${APU_CONFIG}"
+    APU_CONFIG="${with_apu}/${APU_CONFIG}"
     AC_MSG_RESULT([${APU_CONFIG}])
     APU_CFLAGS="`${APU_CONFIG} --includes`"
     APU_LDFLAGS="`${APU_CONFIG} --ldflags`"
@@ -59,7 +62,7 @@ if test -z "${APU_LIBS}"; then
   AC_MSG_NOTICE([*** apu library not found.])
   ifelse([$2], , AC_MSG_ERROR([apu library is required]), $2)
 else
-  AC_MSG_NOTICE([using '${APU_LIBS}' for apu Library])
+  AC_MSG_NOTICE([using '${APU_LINK_LD}' for apu Library])
   ifelse([$1], , , $1) 
 fi 
 ])

apache2/build/find_lua.m4

@@ -25,17 +25,17 @@ else
     test_paths="${lua_path}"
 fi
 
-AC_MSG_CHECKING([for ${LUA_CONFIG} for Lua])
+AC_MSG_CHECKING([for pkg-config script for liblua])
 for x in ${test_paths}; do
     if test -e "${x}/bin/${LUA_CONFIG}"; then
-        with_lua="${x}"
+        with_lua="${x}/bin"
         break
     else
         with_lua=""
     fi
 done
 if test -n "${with_lua}"; then
-    LUA_CONFIG="${with_lua}/bin/${LUA_CONFIG}"
+    LUA_CONFIG="${with_lua}/${LUA_CONFIG}"
     AC_MSG_RESULT([${LUA_CONFIG} ${LUA_PKGNAME}])
     LUA_CFLAGS="`${LUA_CONFIG} ${LUA_PKGNAME} --cflags`"
     LUA_LIBS="`${LUA_CONFIG} ${LUA_PKGNAME} --libs`"

apache2/build/find_pcre.m4

@@ -24,9 +24,12 @@ else
     test_paths="${pcre_path}"
 fi
 
-AC_MSG_CHECKING([for ${PCRE_CONFIG}])
+AC_MSG_CHECKING([for libpcre config script])
 for x in ${test_paths}; do
     if test -e "${x}/bin/${PCRE_CONFIG}"; then
+        with_pcre="${x}/bin"
+        break
+    elif test -e "${x}/${PCRE_CONFIG}"; then
         with_pcre="${x}"
         break
     else
@@ -34,7 +37,7 @@ for x in ${test_paths}; do
     fi
 done
 if test -n "${with_pcre}"; then
-    PCRE_CONFIG="${with_pcre}/bin/${PCRE_CONFIG}"
+    PCRE_CONFIG="${with_pcre}/${PCRE_CONFIG}"
     AC_MSG_RESULT([${PCRE_CONFIG}])
     PCRE_CFLAGS="`${PCRE_CONFIG} --cflags`"
     PCRE_LIBS="`${PCRE_CONFIG} --libs`"

apache2/build/find_xml.m4

@@ -24,17 +24,17 @@ else
     test_paths="${libxml_path}"
 fi
 
-AC_MSG_CHECKING([for ${LIBXML_CONFIG}])
+AC_MSG_CHECKING([for libxml2 config script])
 for x in ${test_paths}; do
     if test -e "${x}/bin/${LIBXML_CONFIG}"; then
-        with_libxml="${x}"
+        with_libxml="${x}/bin"
         break
     else
         with_libxml=""
     fi
 done
 if test -n "${with_libxml}"; then
-    LIBXML_CONFIG="${with_libxml}/bin/${LIBXML_CONFIG}"
+    LIBXML_CONFIG="${with_libxml}/${LIBXML_CONFIG}"
     AC_MSG_RESULT([${LIBXML_CONFIG}])
     LIBXML_CFLAGS="`${LIBXML_CONFIG} --cflags`"
     LIBXML_LIBS="`${LIBXML_CONFIG} --libs`"

apache2/configure.in

@@ -37,13 +37,7 @@ AC_FUNC_MALLOC
 AC_FUNC_MEMCMP
 AC_CHECK_FUNCS([atexit getcwd memset strcasecmp strchr strdup strerror strncasecmp strrchr strstr strtol])
 
-# Include M4 macros
+# Find apxs
-sinclude(build/find_pcre.m4)
-sinclude(build/find_lua.m4)
-sinclude(build/find_xml.m4)
-sinclude(build/find_apr.m4)
-sinclude(build/find_apu.m4)
-
 AC_MSG_NOTICE(looking for Apache module support via DSO through APXS)
 AC_ARG_WITH(apxs,
             [AS_HELP_STRING([[--with-apxs=FILE]],
@@ -98,6 +92,27 @@ else
   AC_MSG_ERROR(couldn't find APXS)
 fi
 
+# Use Apache httpd source srclib as base for pcre, apr and apu config scripts
+AC_ARG_WITH(httpd-src,
+            [AS_HELP_STRING([[--with-httpd-src=PATH]],
+                            [PATH is to the Apache httpd source tree where srclib will be used as a base for pcre, apr and apu config scripts.])],
+[
+  if test -n "$withval"; then
+    pcre_path="$withval/srclib/pcre"
+    apr_path="$withval/srclib/apr"
+    apu_path="$withval/srclib/apr-util"
+  else
+    AC_MSG_ERROR(--with-httpd-src requires a path)
+  fi
+])
+
+# Include M4 macros
+sinclude(build/find_pcre.m4)
+sinclude(build/find_apr.m4)
+sinclude(build/find_apu.m4)
+sinclude(build/find_xml.m4)
+sinclude(build/find_lua.m4)
+
 
 ### Defaults
 
@@ -107,7 +122,9 @@ EXTRA_CFLAGS="-Wc,-O2 -Wc,-g -Wc,-Wall -Wc,-Werror"
 ### Configure Options
 
 # DEBUG_CONF
-AC_ARG_ENABLE(debug-conf,AS_HELP_STRING(--enable-debug-conf,Enable debug during configuration (testing only)),
+AC_ARG_ENABLE(debug-conf,
+              AS_HELP_STRING([--enable-debug-conf],
+                             [Enable debug during configuration.]),
 [
   if test "$enableval" != "no"; then
     debug_conf="-Wc,-DDEBUG_CONF"
@@ -120,7 +137,9 @@ AC_ARG_ENABLE(debug-conf,AS_HELP_STRING(--enable-debug-conf,Enable debug during
 ])
 
 # CACHE_DEBUG
-AC_ARG_ENABLE(debug-cache,AS_HELP_STRING(--enable-debug-cache,Enable debug for transformation caching (testing only)),
+AC_ARG_ENABLE(debug-cache,
+              AS_HELP_STRING([--enable-debug-cache],
+                             [Enable debug for transformation caching.]),
 [
   if test "$enableval" != "no"; then
     debug_cache="-Wc,-DCACHE_DEBUG"
@@ -133,7 +152,9 @@ AC_ARG_ENABLE(debug-cache,AS_HELP_STRING(--enable-debug-cache,Enable debug for t
 ])
 
 # PERFORMANCE_MEASUREMENT
-AC_ARG_ENABLE(performance-measurement,AS_HELP_STRING(--enable-performance-measurement,Enable performance-measurement stats (testing only)),
+AC_ARG_ENABLE(performance-measurement,
+              AS_HELP_STRING([--enable-performance-measurement],
+                             [Enable performance-measurement stats.]),
 [
   if test "$enableval" != "no"; then
     perf_meas="-Wc,-DPERFORMANCE_MEASUREMENT"
@@ -146,7 +167,9 @@ AC_ARG_ENABLE(performance-measurement,AS_HELP_STRING(--enable-performance-measur
 ])
 
 # NO_MODSEC_API
-AC_ARG_ENABLE(modsec-api,AS_HELP_STRING(--disable-modsec-api,Disable the API (compiling against some older Apache versions require this)),
+AC_ARG_ENABLE(modsec-api,
+              AS_HELP_STRING([--disable-modsec-api],
+                             [Disable the API; compiling against some older Apache versions require this.]),
 [
   if test "$enableval" != "yes"; then
     modsec_api="-Wc,-DNO_MODSEC_API"