diff options
Diffstat (limited to 'meta/recipes-core/glibc/glibc/0011-eglibc-Help-bootstrap-cross-toolchain.patch')
-rw-r--r-- | meta/recipes-core/glibc/glibc/0011-eglibc-Help-bootstrap-cross-toolchain.patch | 97 |
1 files changed, 97 insertions, 0 deletions
diff --git a/meta/recipes-core/glibc/glibc/0011-eglibc-Help-bootstrap-cross-toolchain.patch b/meta/recipes-core/glibc/glibc/0011-eglibc-Help-bootstrap-cross-toolchain.patch new file mode 100644 index 0000000000..0275133790 --- /dev/null +++ b/meta/recipes-core/glibc/glibc/0011-eglibc-Help-bootstrap-cross-toolchain.patch @@ -0,0 +1,97 @@ +From bd4b95bcc335599e736a3554112f1e912a79542b Mon Sep 17 00:00:00 2001 +From: Khem Raj <raj.khem@gmail.com> +Date: Wed, 18 Mar 2015 00:49:28 +0000 +Subject: [PATCH] eglibc: Help bootstrap cross toolchain + +Taken from EGLIBC, r1484 + r1525 + + 2007-02-20 Jim Blandy <jimb@codesourcery.com> + + * Makefile (install-headers): Preserve old behavior: depend on + $(inst_includedir)/gnu/stubs.h only if install-bootstrap-headers + is set; otherwise, place gnu/stubs.h on the 'install-others' list. + + 2007-02-16 Jim Blandy <jimb@codesourcery.com> + + * Makefile: Amend make install-headers to install everything + necessary for building a cross-compiler. Install gnu/stubs.h as + part of 'install-headers', not 'install-others'. + If install-bootstrap-headers is 'yes', install a dummy copy of + gnu/stubs.h, instead of computing the real thing. + * include/stubs-bootstrap.h: New file. + +Upstream-Status: Pending +Signed-off-by: Khem Raj <raj.khem@gmail.com> +--- + Makefile | 22 +++++++++++++++++++++- + include/stubs-bootstrap.h | 12 ++++++++++++ + 2 files changed, 33 insertions(+), 1 deletion(-) + create mode 100644 include/stubs-bootstrap.h + +diff --git a/Makefile b/Makefile +index c84f266ce7..790c717958 100644 +--- a/Makefile ++++ b/Makefile +@@ -79,9 +79,18 @@ subdir-dirs = include + vpath %.h $(subdir-dirs) + + # What to install. +-install-others = $(inst_includedir)/gnu/stubs.h + install-bin-script = + ++# If we're bootstrapping, install a dummy gnu/stubs.h along with the ++# other headers, so 'make install-headers' produces a useable include ++# tree. Otherwise, install gnu/stubs.h later, after the rest of the ++# build is done. ++ifeq ($(install-bootstrap-headers),yes) ++install-headers: $(inst_includedir)/gnu/stubs.h ++else ++install-others = $(inst_includedir)/gnu/stubs.h ++endif ++ + ifeq (yes,$(build-shared)) + headers += gnu/lib-names.h + endif +@@ -421,6 +430,16 @@ others: $(common-objpfx)testrun.sh $(common-objpfx)debugglibc.sh + + subdir-stubs := $(foreach dir,$(subdirs),$(common-objpfx)$(dir)/stubs) + ++# gnu/stubs.h depends (via the subdir 'stubs' targets) on all the .o ++# files in EGLIBC. For bootstrapping a GCC/EGLIBC pair, an empty ++# gnu/stubs.h is good enough. ++ifeq ($(install-bootstrap-headers),yes) ++$(inst_includedir)/gnu/stubs.h: include/stubs-bootstrap.h $(+force) ++ $(make-target-directory) ++ $(INSTALL_DATA) $< $@ ++ ++installed-stubs = ++else + ifndef abi-variants + installed-stubs = $(inst_includedir)/gnu/stubs.h + else +@@ -447,6 +466,7 @@ $(inst_includedir)/gnu/stubs.h: $(+force) + + install-others-nosubdir: $(installed-stubs) + endif ++endif + + + # Since stubs.h is never needed when building the library, we simplify the +diff --git a/include/stubs-bootstrap.h b/include/stubs-bootstrap.h +new file mode 100644 +index 0000000000..1d2b669aff +--- /dev/null ++++ b/include/stubs-bootstrap.h +@@ -0,0 +1,12 @@ ++/* Placeholder stubs.h file for bootstrapping. ++ ++ When bootstrapping a GCC/EGLIBC pair, GCC requires that the EGLIBC ++ headers be installed, but we can't fully build EGLIBC without that ++ GCC. So we run the command: ++ ++ make install-headers install-bootstrap-headers=yes ++ ++ to install the headers GCC needs, but avoid building certain ++ difficult headers. The <gnu/stubs.h> header depends, via the ++ EGLIBC subdir 'stubs' make targets, on every .o file in EGLIBC, but ++ an empty stubs.h like this will do fine for GCC. */ |