complibs: simplify config file

Although currently the wrapper is directly dependent on
companion libraries, let's still decorelate those two.

config/binutils/binutils.in

@@ -81,7 +81,7 @@ config BINUTILS_TARGET_USE_GMP_MPFR
     default n
     select GMP
     select MPFR
-    select COMP_LIBS_TARGET
+    select COMPLIBS_TARGET
     help
       binutils can be configured to use GMP and MPFR.
       While this is automatically handled for the cross-binutils,

config/companion_libs.in

@@ -6,6 +6,10 @@ menu "Companion libraries"
 
 comment "FIXME: check real dependencies!!!"
 
+config COMPLIBS
+    bool
+    default n
+
 config WRAPPER_NEEDED
     bool
     default n
@@ -13,6 +17,7 @@ config WRAPPER_NEEDED
 config GMP
     bool
     prompt "GMP"
+    select COMPLIBS
     select WRAPPER_NEEDED
     help
       gcc 4.3.0 and above requires GMP to build some frontends, and some
@@ -31,6 +36,7 @@ config MPFR
     bool
     prompt "MPFR"
     select GMP
+    select COMPLIBS
     select WRAPPER_NEEDED
     help
       gcc 4.3.0 and above requires MPFR to build some frontends, and some
@@ -50,6 +56,7 @@ config PPL
     prompt "PPL"
     select GMP
     select MPFR
+    select COMPLIBS
     select WRAPPER_NEEDED
     help
       gcc-4.4.0 and above requires PPL to build some parts of the optimiser
@@ -65,6 +72,7 @@ config CLOOG
     select GMP
     select MPFR
     select PPL
+    select COMPLIBS
     select WRAPPER_NEEDED
     help
       gcc-4.4.0 and above requires CLooG/PPL to build some parts of the
@@ -81,6 +89,7 @@ config MPC
     select MPFR
     select PPL
     select CLOOG
+    select COMPLIBS
     select WRAPPER_NEEDED
     help
       gcc-4.4.0 and above can also optionally use MPC to enable additional
@@ -111,12 +120,13 @@ config FOO
     bool
 
 comment "Companion libraries common options"
-    depends on GMP || MPFR || PPL || CLOOG || MPC
+    depends on COMPLIBS || WRAPPER_NEEDED
+
+if COMPLIBS
 
 config COMP_LIBS_CHECK
     bool
     prompt "|  Check the companion libraries builds (!!! READ HELP!!!)"
-    depends on GMP || MPFR || PPL || CLOOG || MPC
     default n
     help
       It is highly recommended to check the newly built companion libraries.
@@ -132,10 +142,9 @@ config COMP_LIBS_CHECK
       building PPL on my machine takes roughly 1'40", while checking it takes
       about 1h40'...
 
-config COMP_LIBS_TARGET
+config COMPLIBS_TARGET
     bool
     prompt "|  Build companion libraries for the target"
-    depends on GMP || MPFR || PPL || CLOOG || MPC
     depends on ! BARE_METAL
     default n
     help
@@ -145,6 +154,8 @@ config COMP_LIBS_TARGET
       
       Please note that for now, crosstool-NG can only build GMP and MPFR so.
 
+endif # COMPLIBS
+
 choice
     bool
     prompt "|  Install tools wrapper as:"

config/debug/gdb.in

@@ -60,7 +60,7 @@ config GDB_NATIVE_USE_GMP_MPFR
     depends on GDB_NATIVE
     select GMP
     select MPFR
-    select COMP_LIBS_TARGET
+    select COMPLIBS_TARGET
     help
       gdb can make use of the GMP and MPFR libraries.
       

scripts/build/binutils/binutils.sh

@@ -84,7 +84,7 @@ do_binutils_target() {
     done
 
     # If GMP and MPFR were configured, then use that
-    if [ "${CT_COMP_LIBS_TARGET}" = "y" ]; then
+    if [ "${CT_BINUTILS_TARGET_USE_GMP_MPFR}" = "y" ]; then
         extra_config+=("--with-gmp=${CT_SYSROOT_DIR}/usr")
         extra_config+=("--with-mpfr=${CT_SYSROOT_DIR}/usr")
     fi

scripts/build/companion_libs/gmp.sh

@@ -56,7 +56,7 @@ do_gmp() {
     CT_EndStep
 }
 
-if [ "${CT_COMP_LIBS_TARGET}" = "y" ]; then
+if [ "${CT_COMPLIBS_TARGET}" = "y" ]; then
 
 do_gmp_target() {
     mkdir -p "${CT_BUILD_DIR}/build-gmp-target"
@@ -87,6 +87,6 @@ do_gmp_target() {
     CT_EndStep
 }
 
-fi # CT_COMP_LIBS_TARGET == y
+fi # CT_COMPLIBS_TARGET == y
 
 fi # CT_GMP == y

scripts/build/companion_libs/mpfr.sh

@@ -106,7 +106,7 @@ do_mpfr() {
     CT_EndStep
 }
 
-if [ "${CT_COMP_LIBS_TARGET}" = "y" ]; then
+if [ "${CT_COMPLIBS_TARGET}" = "y" ]; then
 
 do_mpfr_target() {
     mkdir -p "${CT_BUILD_DIR}/build-mpfr-target"
@@ -145,6 +145,6 @@ do_mpfr_target() {
     CT_EndStep
 }
 
-fi # CT_COMP_LIBS_TARGET == y
+fi # CT_COMPLIBS_TARGET == y
 
 fi # CT_MPFR == y