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| author | joseph <joseph@7b3dc134-2b1b-0410-93df-9e9f96275f8d> | 2014-02-07 21:04:10 +0000 |
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| committer | joseph <joseph@7b3dc134-2b1b-0410-93df-9e9f96275f8d> | 2014-02-07 21:04:10 +0000 |
| commit | 85f4cc52a11508e42daa5625283410e0d6f3a993 (patch) | |
| tree | deca25a1076f1a24479cbca3bd7d162123fae742 /libc/Makerules | |
| parent | a1055d384d75c28f09a47c2d8628bc330f892955 (diff) | |
| download | eglibc2-85f4cc52a11508e42daa5625283410e0d6f3a993.tar.gz | |
git-svn-id: svn://svn.eglibc.org/trunk@25237 7b3dc134-2b1b-0410-93df-9e9f96275f8d
Diffstat (limited to 'libc/Makerules')
| -rw-r--r-- | libc/Makerules | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/libc/Makerules b/libc/Makerules index 2899d94ec..6143432a9 100644 --- a/libc/Makerules +++ b/libc/Makerules @@ -1232,6 +1232,14 @@ ifeq ($(build-shared),yes) LC_ALL=C $(OBJDUMP) --dynamic-syms $< > $@T mv -f $@T $@ +# A sysdeps/.../Makefile can set abilist-pattern to something like +# %-foo.abilist to look for libc-foo.abilist instead of libc.abilist. +# This makes sense if multiple ABIs can be most cleanly supported by a +# configuration without using separate sysdeps directories for each. +ifdef abilist-pattern +vpath $(abilist-pattern) $(+sysdep_dirs) +endif + vpath %.abilist $(+sysdep_dirs) # The .PRECIOUS rule prevents the files built by an implicit rule whose @@ -1241,18 +1249,42 @@ vpath %.abilist $(+sysdep_dirs) .PRECIOUS: %.symlist generated += $(extra-libs:=.symlist) +ifdef abilist-pattern +check-abi-%: $(common-objpfx)config.make $(abilist-pattern) $(objpfx)%.symlist + $(check-abi-pattern) +check-abi-%: $(common-objpfx)config.make $(abilist-pattern) \ + $(common-objpfx)%.symlist + $(check-abi-pattern) +endif check-abi-%: $(common-objpfx)config.make %.abilist $(objpfx)%.symlist $(check-abi) check-abi-%: $(common-objpfx)config.make %.abilist $(common-objpfx)%.symlist $(check-abi) +define check-abi-pattern + diff -p -U 0 $(filter $(abilist-pattern),$^) $(filter %.symlist,$^) +endef define check-abi diff -p -U 0 $(filter %.abilist,$^) $(filter %.symlist,$^) endef +ifdef abilist-pattern +update-abi-%: $(objpfx)%.symlist $(abilist-pattern) + $(update-abi-pattern) +update-abi-%: $(common-objpfx)%.symlist $(abilist-pattern) + $(update-abi-pattern) +endif update-abi-%: $(objpfx)%.symlist %.abilist $(update-abi) update-abi-%: $(common-objpfx)%.symlist %.abilist $(update-abi) +define update-abi-pattern +@if cmp -s $^ 2> /dev/null; \ + then \ + echo '+++ $(filter $(abilist-pattern),$^) is unchanged'; \ + else cp -f $^; \ + echo '*** Now check $(filter $(abilist-pattern),$^) changes for correctness ***'; \ + fi +endef define update-abi @if cmp -s $^ 2> /dev/null; \ then \ |