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authorFlorian Fainelli <florian@openwrt.org>2013-01-09 16:17:21 +0100
committerBernhard Reutner-Fischer <rep.dot.nop@gmail.com>2013-01-10 10:56:19 +0100
commita8dc90eaaa5e6474beac828558d969b1aafee4af (patch)
treeed22c27193dcc91697f6b8782da9a9abd08d42b1 /libc/sysdeps/linux/Makefile.commonarch
parentdf3a5fcc8d1c3402289375c92df705e978fab58d (diff)
libc: add {get,set,swap,make}context user context manipulation functions
Add the obsolescent SUSv3 family of user context manipulating functions for arm, i386, mips, x86_64. Signed-off-by: Timon ter Braak <timonterbraak@gmail.com> Signed-off-by: Florian Fainelli <florian@openwrt.org> Signed-off-by: Bernhard Reutner-Fischer <rep.dot.nop@gmail.com> Signed-off-by: Natanael Copa <ncopa@alpinelinux.org> Signed-off-by: Bernhard Reutner-Fischer <rep.dot.nop@gmail.com>
Diffstat (limited to 'libc/sysdeps/linux/Makefile.commonarch')
-rw-r--r--libc/sysdeps/linux/Makefile.commonarch20
1 files changed, 19 insertions, 1 deletions
diff --git a/libc/sysdeps/linux/Makefile.commonarch b/libc/sysdeps/linux/Makefile.commonarch
index c1bc5df30..ac89e7258 100644
--- a/libc/sysdeps/linux/Makefile.commonarch
+++ b/libc/sysdeps/linux/Makefile.commonarch
@@ -37,5 +37,23 @@ headers-y += $(ARCH_HEADERS_OUT)
headers_clean-y += HEADERCLEAN_$(subst $(top_builddir),,$(ARCH_OUT))
HEADERCLEAN_$(subst $(top_builddir),,$(ARCH_OUT)):
$(do_rm) $(ARCH_HEADERS_OUT)
-
endif
+
+CFLAGS-ucontext_i.c = -S
+
+$(ARCH_OUT)/ucontext_i.c: $(ARCH_DIR)/ucontext_i.sym
+ $(do_awk) $(top_srcdir)extra/scripts/gen-as-const.awk $< > $@
+
+$(ARCH_OUT)/ucontext_i.s: $(ARCH_OUT)/ucontext_i.c
+ $(compile.c)
+
+$(ARCH_OUT)/ucontext_i.h: $(ARCH_OUT)/ucontext_i.s
+ $(do_sed) $(PTHREAD_GENERATE_MANGLE) $< > $@
+
+pregen-headers-$(UCLIBC_HAS_CONTEXT_FUNCS) += $(ARCH_OUT)/ucontext_i.h
+
+headers_clean-$(UCLIBC_HAS_CONTEXT_FUNCS) += \
+ HEADERCLEAN_$(subst $(top_builddir),,$(ARCH_OUT)/ucontext_i)
+
+HEADERCLEAN_$(subst $(top_builddir),,$(ARCH_OUT)/ucontext_i):
+ $(do_rm) $(addprefix $(ARCH_OUT)/ucontext_i., c h s)