Encode GCC/ISL/CLooG requirements

Signed-off-by: Alexey Neyman <stilor@att.net>

config/cc/gcc.in

@@ -8,6 +8,17 @@
 ## select CC_SUPPORT_OBJC
 ## select CC_SUPPORT_OBJCXX
 ## select CC_SUPPORT_GOLANG
+# GCC7 requires ISL 0.15+
+## select ISL_REQUIRE_0_15_or_later if ISL_NEEDED && GCC_7_or_later
+# GCC6 requires ISL 0.14+ (it says 0.14-0.16, but accepts newer ISL as well)
+## select ISL_REQUIRE_0_14_or_later if ISL_NEEDED && GCC_6_or_later
+# GCC5 requires ISL 0.12+ (again, it says 0.12-0.16, but also accepts newer ISL)
+## select ISL_REQUIRE_0_12_or_later if ISL_NEEDED && GCC_5_or_later
+# GCC4.9 requires ISL 0.10..0.15
+# GCC4.8 requires ISL 0.10..0.14
+## select ISL_REQUIRE_0_10_or_later if ISL_NEEDED && GCC_4_8_or_later
+## select ISL_REQUIRE_0_15_or_older if ISL_NEEDED && GCC_4_9_or_later && !GCC_5_or_later
+## select ISL_REQUIRE_0_14_or_older if ISL_NEEDED && GCC_4_8_or_later && !GCC_4_9_or_later
 ##
 ## help gcc is the full-blown GNU compiler. This is what most people will choose.
 ## help

config/companion_libs/cloog.in

@@ -1,9 +1,8 @@
 # CLooG options
 ## depends on OBSOLETE
 
-# TBD: encode these version requirements - how?
 # CLooG 0.18.4 requires ISL 0.12 or newer
-# CLooG 0.18.1/0.18.0 frequires ISL 0.12 or older
+# CLooG 0.18.1/0.18.0 requires ISL 0.12 or older
 
 source "config/versions/cloog.in"
 

config/companion_libs/isl.in

@@ -1,19 +1,23 @@
 # ISL options
-
+# FIXME these currently have no effect
-# TBD need to encode this with new framework
+## select CLOOG_REQUIRE_0_18_1_or_older if !ISL_0_12_or_later
-# GCC 4.8 supports ISL 0.10 to 0.14
+## select CLOOG_REQUIRE_0_18_4_or_later if !ISL_0_14_or_older
-# GCC 4.9 supports ISL 0.10 to 0.15
-# GCC 5   supports ISL 0.12 to 0.16
-# GCC 6   supports ISL 0.14 to 0.16
-# GCC 7   supports ISL 0.15 and up
-# Starting with GCC 5, GCC's configure no longer checks the ISL version explicitly,
-# despite what the configure's message says ("checking for isl 0.15 or 0.16").
-# Instead, it verifies that certain interfaces are available, so it accepts 0.17.1
-# or 0.18 under that check. Include them as experimental just in case anyone needs
-# the bugfixes in these releases.
 
 source "config/versions/isl.in"
 
+# FIXME should be auto-generated once companion libs are using gen-kconfig (and hence, ## syntax)
+config ISL_CLOOG_auto_select_1
+    def_bool y
+    depends on CLOOG_NEEDED && !ISL_0_12_or_later
+    select CLOOG_REQUIRE_0_18_1_or_older
+
+# FIXME should be auto-generated once companion libs are using gen-kconfig (and hence, ## syntax)
+config ISL_CLOOG_auto_select_2
+    def_bool y
+    depends on CLOOG_NEEDED && !ISL_0_13_or_older
+    select CLOOG_REQUIRE_0_18_4_or_later
+# TBD 0.12.2 should allow both!
+
 config ISL_NEEDS_WITH_GMP
     bool
     default y if !ISL_0_12_or_later

maintainer/kconfig-versions.template

@@ -213,6 +213,9 @@ config @@pfx@@_V_@@kcfg@@
 #!if [ "@@version_cmp_milestone@@" -ge 0 ]
     select @@masterpfx@@_@@ms_kcfg@@_or_later
 #!end-if
+#!if [ "@@version_cmp_milestone@@" -le 0 ]
+    select @@masterpfx@@_@@ms_kcfg@@_or_older
+#!end-if
 #!if [ "@@version_cmp_milestone@@" -gt 0 ]
     depends on !@@masterpfx@@_REQUIRE_@@ms_kcfg@@_or_older
 #!end-if
@@ -260,6 +263,9 @@ endif
 config @@masterpfx@@_@@ms_kcfg@@_or_later
     bool
 
+config @@masterpfx@@_@@ms_kcfg@@_or_older
+    bool
+
 #!// Milestone requirements selected by other packages that restrict
 #!// the choices in this package
 config @@masterpfx@@_REQUIRE_@@ms_kcfg@@_or_later

packages/cloog/package.desc

@@ -1,4 +1,4 @@
 name='CLooG'
 repository='git git://repo.or.cz/cloog.git'
 mirrors='http://www.bastoul.net/cloog/pages/download ftp://gcc.gnu.org/pub/gcc/infrastructure'
-milestones='0.18'
+milestones='0.18 0.18.1 0.18.4'

packages/isl/package.desc

@@ -1,4 +1,4 @@
 repository='git git://repo.or.cz/isl.git'
 bootstrap='./autogen.sh'
 mirrors='http://isl.gforge.inria.fr'
-milestones='0.12 0.14'
+milestones='0.12 0.13 0.14 0.15'