bsps: Move make/custom/* files to bsps

Adjust various build files.  Remove automatic generation of the
c/src/lib/libbsp/*/acinclude.m4 files from bootstrap script.

This patch is a part of the BSP source reorganization.

Update #3285.

aclocal/bsp-alias.m4

@@ -1,11 +1,13 @@
 dnl _RTEMS_BSP_ALIAS(BSP_ALIAS,RTEMS_BSP_FAMILY)
 dnl Internal subroutine to RTEMS_BSP_ALIAS
-AC_DEFUN([_RTEMS_BSP_ALIAS],
-[# account for "aliased" bsps which share source code
-      for bsp_cfgs in `ls "$srcdir"/"$RTEMS_TOPdir"/c/src/lib/libbsp/"$RTEMS_CPU"/*/"make/custom/$1.cfg" 2>/dev/null`; do
+AC_DEFUN([_RTEMS_BSP_ALIAS],[
+AC_REQUIRE([RTEMS_CANONICAL_TARGET_CPU])
+AC_REQUIRE([RTEMS_SOURCE_TOP])
+# account for "aliased" bsps which share source code
+      for bsp_cfgs in `ls "${RTEMS_SOURCE_ROOT}/bsps/${RTEMS_CPU}"/*/"config/$1.cfg" 2>/dev/null`; do
         $2=`echo "$bsp_cfgs" | sed \
-          -e "s,^$srcdir/$RTEMS_TOPdir/c/src/lib/libbsp/$RTEMS_CPU/,," \
-          -e "s,/make/custom/.*\.cfg$,,"`
+          -e "s,^${RTEMS_SOURCE_ROOT}/bsps/$RTEMS_CPU/,," \
+          -e "s,/config/.*\.cfg$,,"`
         break
       done
 ])

aclocal/check-bsps.m4

@@ -4,17 +4,17 @@ dnl RTEMS_CHECK_BSPS(bsp_list)
 AC_DEFUN([RTEMS_CHECK_BSPS],
 [
 AC_REQUIRE([RTEMS_CANONICAL_TARGET_CPU])dnl sets RTEMS_CPU, target
-AC_REQUIRE([RTEMS_TOP])dnl sets RTEMS_TOPdir
+AC_REQUIRE([RTEMS_SOURCE_TOP])dnl sets RTEMS_SOURCE_ROOT
 
 AC_MSG_CHECKING([for available BSPs])
   $1=
-  for bsp_make in `echo "$srcdir/$RTEMS_TOPdir/c/src/lib/libbsp/$RTEMS_CPU"/*/make 2>/dev/null`; do
+  for bsp_make in `echo "${RTEMS_SOURCE_ROOT}/bsps/${RTEMS_CPU}"/*/config 2>/dev/null`; do
     bsp_family=`echo "$bsp_make" | sed \
-      -e "s,^$srcdir/$RTEMS_TOPdir/c/src/lib/libbsp/$RTEMS_CPU/,," \
-      -e "s,/make$,,"`
-    for bsp_cfgs in `ls "$srcdir/$RTEMS_TOPdir/c/src/lib/libbsp/$RTEMS_CPU/$bsp_family/make/custom/"*.cfg 2>/dev/null`; do
+      -e "s,^${RTEMS_SOURCE_ROOT}/bsps/${RTEMS_CPU}/,," \
+      -e "s,/config$,,"`
+    for bsp_cfgs in `ls "${RTEMS_SOURCE_ROOT}/bsps/${RTEMS_CPU}/$bsp_family/config/"*.cfg 2>/dev/null`; do
       bsp_cfg=`echo "$bsp_cfgs" | sed \
-        -e "s,^$srcdir/$RTEMS_TOPdir/c/src/lib/libbsp/$RTEMS_CPU/$bsp_family/make/custom/,," \
+        -e "s,^${RTEMS_SOURCE_ROOT}/bsps/${RTEMS_CPU}/$bsp_family/config/,," \
         -e "s,\.cfg$,,"`
       $1="[$]$1 $bsp_cfg"
     done

aclocal/check-custom-bsp.m4

@@ -1,9 +1,9 @@
 AC_DEFUN([_RTEMS_CHECK_CUSTOM_BSP],[
 AC_REQUIRE([RTEMS_CANONICAL_TARGET_CPU])dnl sets RTEMS_CPU, target
-AC_REQUIRE([RTEMS_TOP])dnl sets RTEMS_TOPdir
+AC_REQUIRE([RTEMS_SOURCE_TOP])dnl sets RTEMS_SOURCE_ROOT
   $2=
   for i in \
-    `ls "${srcdir}/${RTEMS_TOPdir}/c/src/lib/libbsp/${RTEMS_CPU}"/*/make/custom/$1 2>/dev/null`;
+    `ls "${RTEMS_SOURCE_ROOT}/bsps/${RTEMS_CPU}"/*/config/$1 2>/dev/null`;
   do
     AS_IF([test -r $i],[
       $2="$i"
@@ -13,5 +13,8 @@ AC_REQUIRE([RTEMS_TOP])dnl sets RTEMS_TOPdir
 ])
 
 AC_DEFUN([RTEMS_CHECK_CUSTOM_BSP],[
-  _RTEMS_CHECK_CUSTOM_BSP([[$]$1],[BSP_FOUND])
+  _RTEMS_CHECK_CUSTOM_BSP([[$]$1.cfg],[BSP_FOUND])
+  AS_IF([test -z "$BSP_FOUND"],[
+    AC_MSG_ERROR([missing [$]$1.cfg])
+  ])
 ])

aclocal/enable-rtemsbsp.m4

@@ -23,9 +23,9 @@ AC_ARG_ENABLE(rtemsbsp,
        AC_MSG_ERROR([Cannot find the top of source tree, please report to devel@rtems.org])
      fi
      target_arch=$(echo ${target_alias} | sed -e "s/\-.*//g")
-     libbsp=${srctop}/c/src/lib/libbsp
+     libbsp=${srctop}/bsps
      libbsp_e=$(echo ${libbsp} | sed -e 's/\//\\\//g')
-     cfg_list=$(LANG=C LC_COLLATE=C find ${libbsp} -mindepth 5 -name \*.cfg)
+     cfg_list=$(LANG=C LC_COLLATE=C find ${libbsp} -mindepth 1 -name \*.cfg)
      for bsp in ${enable_rtemsbsp};
      do
        found=no