libsanitizer: Tie the hwasan library into our build system

This patch tries to tie libhwasan into the GCC build system in the same way
that the other sanitizer runtime libraries are handled.

libsanitizer/ChangeLog:

	* Makefile.am:  Build libhwasan.
	* Makefile.in:  Build libhwasan.
	* asan/Makefile.in:  Build libhwasan.
	* configure:  Build libhwasan.
	* configure.ac:  Build libhwasan.
	* hwasan/Makefile.am: New file.
	* hwasan/Makefile.in: New file.
	* hwasan/libtool-version: New file.
	* interception/Makefile.in: Build libhwasan.
	* libbacktrace/Makefile.in: Build libhwasan.
	* libsanitizer.spec.in: Build libhwasan.
	* lsan/Makefile.in: Build libhwasan.
	* sanitizer_common/Makefile.in: Build libhwasan.
	* tsan/Makefile.in: Build libhwasan.
	* ubsan/Makefile.in: Build libhwasan.

1 files changed, 21 insertions, 4 deletions

diff --git a/libsanitizer/configure b/libsanitizer/configure
index 04eca04..27e72c0 100755
--- a/libsanitizer/configure
+++ b/libsanitizer/configure
@@ -657,6 +657,7 @@ USING_MAC_INTERPOSE_TRUE
 link_liblsan
 link_libubsan
 link_libtsan
+link_libhwasan
 link_libasan
 LSAN_SUPPORTED_FALSE
 LSAN_SUPPORTED_TRUE
@@ -12361,7 +12362,7 @@ else
   lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
   lt_status=$lt_dlunknown
   cat > conftest.$ac_ext <<_LT_EOF
-#line 12364 "configure"
+#line 12365 "configure"
 #include "confdefs.h"
 
 #if HAVE_DLFCN_H
@@ -12467,7 +12468,7 @@ else
   lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
   lt_status=$lt_dlunknown
   cat > conftest.$ac_ext <<_LT_EOF
-#line 12470 "configure"
+#line 12471 "configure"
 #include "confdefs.h"
 
 #if HAVE_DLFCN_H
@@ -15943,6 +15944,10 @@ fi
 link_libasan=$link_sanitizer_common
 
 
+# Set up the set of additional libraries that we need to link against for libhwasan.
+link_libhwasan=$link_sanitizer_common
+
+
 # Set up the set of additional libraries that we need to link against for libtsan.
 link_libtsan=$link_sanitizer_common
 
@@ -16813,7 +16818,7 @@ ac_config_files="$ac_config_files Makefile libsanitizer.spec libbacktrace/backtr
 ac_config_headers="$ac_config_headers config.h"
 
 
-ac_config_files="$ac_config_files interception/Makefile sanitizer_common/Makefile libbacktrace/Makefile lsan/Makefile asan/Makefile ubsan/Makefile"
+ac_config_files="$ac_config_files interception/Makefile sanitizer_common/Makefile libbacktrace/Makefile lsan/Makefile asan/Makefile hwasan/Makefile ubsan/Makefile"
 
 
 if test "x$TSAN_SUPPORTED" = "xyes"; then
@@ -16862,7 +16867,7 @@ case "$host" in
     case "$enable_cet" in
       auto)
 	# Check if target supports multi-byte NOPs
-	# and if assembler supports CET insn.
+	# and if compiler and assembler support CET insn.
 	cet_save_CFLAGS="$CFLAGS"
 	CFLAGS="$CFLAGS -fcf-protection"
 	cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -18094,6 +18099,7 @@ do
     "libbacktrace/Makefile") CONFIG_FILES="$CONFIG_FILES libbacktrace/Makefile" ;;
     "lsan/Makefile") CONFIG_FILES="$CONFIG_FILES lsan/Makefile" ;;
     "asan/Makefile") CONFIG_FILES="$CONFIG_FILES asan/Makefile" ;;
+    "hwasan/Makefile") CONFIG_FILES="$CONFIG_FILES hwasan/Makefile" ;;
     "ubsan/Makefile") CONFIG_FILES="$CONFIG_FILES ubsan/Makefile" ;;
     "tsan/Makefile") CONFIG_FILES="$CONFIG_FILES tsan/Makefile" ;;
 
@@ -20029,6 +20035,17 @@ _EOF
    . ${multi_basedir}/config-ml.in
    { ml_norecursion=; unset ml_norecursion;}
  ;;
+    "hwasan/Makefile":F) cat > vpsed$$ << \_EOF
+s!`test -f '$<' || echo '$(srcdir)/'`!!
+_EOF
+   sed -f vpsed$$ $ac_file > tmp$$
+   mv tmp$$ $ac_file
+   rm vpsed$$
+   echo 'MULTISUBDIR =' >> $ac_file
+   ml_norecursion=yes
+   . ${multi_basedir}/config-ml.in
+   { ml_norecursion=; unset ml_norecursion;}
+ ;;
     "ubsan/Makefile":F) cat > vpsed$$ << \_EOF
 s!`test -f '$<' || echo '$(srcdir)/'`!!
 _EOF