UBUNTU: Ubuntu-2.6.38-12.51

[linux-flexiantxendom0-natty.git] / scripts / tags.sh

diff --git a/scripts/tags.sh b/scripts/tags.sh
index c122041..92fdc45 100755 (executable)
--- a/scripts/tags.sh
+++ b/scripts/tags.sh
@@ -5,7 +5,7 @@
 # mode may be any of: tags, TAGS, cscope
 #
 # Uses the following environment variables:
-# ARCH, SUBARCH, srctree, src, obj
+# ARCH, SUBARCH, SRCARCH, srctree, src, obj
 
 if [ "$KBUILD_VERBOSE" = "1" ]; then
        set -x
@@ -17,16 +17,29 @@ ignore="( -name SCCS -o -name BitKeeper -o -name .svn -o \
           -name .git )                                   \
           -prune -o"
 
-# Do not use full path is we do not use O=.. builds
+# Do not use full path if we do not use O=.. builds
+# Use make O=. {tags|cscope}
+# to force full paths for a non-O= build
 if [ "${KBUILD_SRC}" = "" ]; then
        tree=
 else
        tree=${srctree}/
 fi
 
+# Find all available archs
+find_all_archs()
+{
+       ALLSOURCE_ARCHS=""
+       for arch in `ls ${tree}arch`; do
+               ALLSOURCE_ARCHS="${ALLSOURCE_ARCHS} "${arch##\/}
+       done
+}
+
 # Detect if ALLSOURCE_ARCHS is set. If not, we assume SRCARCH
 if [ "${ALLSOURCE_ARCHS}" = "" ]; then
        ALLSOURCE_ARCHS=${SRCARCH}
+elif [ "${ALLSOURCE_ARCHS}" = "all" ]; then
+       find_all_archs
 fi
 
 # find sources in arch/$ARCH
@@ -70,7 +83,7 @@ find_sources()
 
 all_sources()
 {
-       find_arch_include_sources ${ARCH} '*.[chS]'
+       find_arch_include_sources ${SRCARCH} '*.[chS]'
        if [ ! -z "$archinclude" ]; then
                find_arch_include_sources $archinclude '*.[chS]'
        fi
@@ -97,13 +110,7 @@ all_defconfigs()
 
 docscope()
 {
-       # always use absolute paths for cscope, as recommended by cscope
-       # upstream
-       case "$tree" in
-               /*) ;;
-               *) tree=$PWD/$tree ;;
-       esac
-       (cd /; echo \-k; echo \-q; all_sources) > cscope.files
+       (echo \-k; echo \-q; all_sources) > cscope.files
        cscope -b -f cscope.out
 }
 
@@ -116,9 +123,11 @@ exuberant()
        -I ____cacheline_internodealigned_in_smp                \
        -I EXPORT_SYMBOL,EXPORT_SYMBOL_GPL                      \
        -I DEFINE_TRACE,EXPORT_TRACEPOINT_SYMBOL,EXPORT_TRACEPOINT_SYMBOL_GPL \
-       --extra=+f --c-kinds=-px                                \
+       --extra=+f --c-kinds=+px                                \
        --regex-asm='/^ENTRY\(([^)]*)\).*/\1/'                  \
-       --regex-c='/^SYSCALL_DEFINE[[:digit:]]?\(([^,)]*).*/sys_\1/'
+       --regex-c='/^SYSCALL_DEFINE[[:digit:]]?\(([^,)]*).*/sys_\1/' \
+       --regex-c++='/^TRACE_EVENT\(([^,)]*).*/trace_\1/'               \
+       --regex-c++='/^DEFINE_EVENT\(([^,)]*).*/trace_\1/'
 
        all_kconfigs | xargs $1 -a                              \
        --langdef=kconfig --language-force=kconfig              \