From: Greg KH <greg@wirex.com>
To: linux-kernel@vger.kernel.org, stackguard@immunix.org
Subject: StackGuard compiler patch for 2.4.0-prerelease
Date: Tue, 2 Jan 2001 10:57:18 -0800 [thread overview]
Message-ID: <20010102105718.E4190@wirex.com> (raw)
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Due to some prodding from a /. post, here's the updated patch to enable
the StackGuard version of gcc be able to compile a 2.4.0-prerelease
kernel properly.
This patch is also available at:
http://immunix.org/ImmunixOS/7.0-beta/i386/extras/
thanks,
greg k-h
--
greg@(kroah|wirex).com
http://immunix.org/~greg
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diff -Naur -X /home/greg/linux/dontdiff linux-2.4.0-prerelease/Makefile linux-2.4.0-prerelease-greg/Makefile
--- linux-2.4.0-prerelease/Makefile Tue Jan 2 10:26:10 2001
+++ linux-2.4.0-prerelease-greg/Makefile Tue Jan 2 10:31:04 2001
@@ -227,6 +227,10 @@
include arch/$(ARCH)/Makefile
+# if we have a StackGuard compiler, then we need to turn off the canary death handler stuff
+CFLAGS += $(shell if $(CC) -fno-canary-all-functions -S -o /dev/null -xc /dev/null >/dev/null 2>&1; then echo "-fno-canary-all-functions"; fi)
+CFLAGS += $(shell if $(CC) -mno-terminator-canary -S -o /dev/null -xc /dev/null >/dev/null 2>&1; then echo "-mno-terminator-canary"; fi)
+
export CPPFLAGS CFLAGS AFLAGS
export NETWORKS DRIVERS LIBS HEAD LDFLAGS LINKFLAGS MAKEBOOT ASFLAGS
diff -Naur -X /home/greg/linux/dontdiff linux-2.4.0-prerelease/arch/i386/boot/compressed/Makefile linux-2.4.0-prerelease-greg/arch/i386/boot/compressed/Makefile
--- linux-2.4.0-prerelease/arch/i386/boot/compressed/Makefile Tue Mar 7 11:04:12 2000
+++ linux-2.4.0-prerelease-greg/arch/i386/boot/compressed/Makefile Tue Jan 2 10:31:04 2001
@@ -12,6 +12,12 @@
CFLAGS = $(CPPFLAGS) -O2 -DSTDC_HEADERS
ZLDFLAGS = -e startup_32
+# if we have a StackGuard compiler, then we need to turn off the canary death handler stuff
+CFLAGS += $(shell if $(CC) -fno-canary-all-functions -S -o /dev/null -xc /dev/null >/dev/null 2>&1; then echo "-fno-canary-all-functions"; fi)
+CFLAGS += $(shell if $(CC) -mno-terminator-canary -S -o /dev/null -xc /dev/null >/dev/null 2>&1; then echo "-mno-terminator-canary"; fi)
+
+
+
#
# ZIMAGE_OFFSET is the load offset of the compression loader
# BZIMAGE_OFFSET is the load offset of the high loaded compression loader
reply other threads:[~2001-01-02 19:27 UTC|newest]
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