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|
#!/bin/sh
# Generate tags or cscope files
# Usage tags.sh <mode>
#
# mode may be any of: tags, TAGS, cscope
#
# Uses the following environment variables:
# ARCH, SUBARCH, SRCARCH, srctree, src, obj
if [ "$KBUILD_VERBOSE" = "1" ]; then
set -x
fi
# This is a duplicate of RCS_FIND_IGNORE without escaped '()'
ignore="( -name SCCS -o -name BitKeeper -o -name .svn -o \
-name CVS -o -name .pc -o -name .hg -o \
-name .git ) \
-prune -o"
# Do not use full path if we do not use O=.. builds
# Use make O=. {tags|cscope}
# to force full paths for a non-O= build
if [ "${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
find_arch_sources()
{
for i in $archincludedir; do
prune="$prune -wholename $i -prune -o"
done
find ${tree}arch/$1 $ignore $subarchprune $prune -name "$2" -print;
}
# find sources in arch/$1/include
find_arch_include_sources()
{
include=$(find ${tree}arch/$1/ $subarchprune \
-name include -type d -print);
if [ -n "$include" ]; then
archincludedir="$archincludedir $include"
find $include $ignore -name "$2" -print;
fi
}
# find sources in include/
find_include_sources()
{
find ${tree}include $ignore -name config -prune -o -name "$1" -print;
}
# find sources in rest of tree
# we could benefit from a list of dirs to search in here
find_other_sources()
{
find ${tree}* $ignore \
\( -name include -o -name arch -o -name '.tmp_*' \) -prune -o \
-name "$1" -print;
}
find_sources()
{
find_arch_sources $1 "$2"
}
all_sources()
{
find_arch_include_sources ${SRCARCH} '*.[chS]'
if [ ! -z "$archinclude" ]; then
find_arch_include_sources $archinclude '*.[chS]'
fi
find_include_sources '*.[chS]'
for arch in $ALLSOURCE_ARCHS
do
find_sources $arch '*.[chS]'
done
find_other_sources '*.[chS]'
}
all_compiled_sources()
{
for i in $(all_sources); do
case "$i" in
*.[cS])
j=${i/\.[cS]/\.o}
if [ -e $j ]; then
echo $i
fi
;;
*)
echo $i
;;
esac
done
}
all_target_sources()
{
if [ -n "$COMPILED_SOURCE" ]; then
all_compiled_sources
else
all_sources
fi
}
all_kconfigs()
{
for arch in $ALLSOURCE_ARCHS; do
find_sources $arch 'Kconfig*'
done
find_other_sources 'Kconfig*'
}
all_defconfigs()
{
find_sources $ALLSOURCE_ARCHS "defconfig"
}
docscope()
{
(echo \-k; echo \-q; all_target_sources) > cscope.files
cscope -b -f cscope.out
}
dogtags()
{
all_target_sources | gtags -i -f -
}
exuberant()
{
all_target_sources | xargs $1 -a \
-I __initdata,__exitdata,__initconst,__devinitdata \
-I __devinitconst,__cpuinitdata,__initdata_memblock \
-I __refdata,__attribute \
-I __acquires,__releases,__deprecated \
-I __read_mostly,__aligned,____cacheline_aligned \
-I ____cacheline_aligned_in_smp \
-I ____cacheline_internodealigned_in_smp \
-I __used,__packed,__packed2__,__must_check,__must_hold \
-I EXPORT_SYMBOL,EXPORT_SYMBOL_GPL \
-I DEFINE_TRACE,EXPORT_TRACEPOINT_SYMBOL,EXPORT_TRACEPOINT_SYMBOL_GPL \
-I static,const \
--extra=+f --c-kinds=+px \
--regex-asm='/^(ENTRY|_GLOBAL)\(([^)]*)\).*/\2/' \
--regex-c='/^SYSCALL_DEFINE[[:digit:]]?\(([^,)]*).*/sys_\1/' \
--regex-c++='/^TRACE_EVENT\(([^,)]*).*/trace_\1/' \
--regex-c++='/^DEFINE_EVENT\([^,)]*, *([^,)]*).*/trace_\1/' \
--regex-c++='/PAGEFLAG\(([^,)]*).*/Page\1/' \
--regex-c++='/PAGEFLAG\(([^,)]*).*/SetPage\1/' \
--regex-c++='/PAGEFLAG\(([^,)]*).*/ClearPage\1/' \
--regex-c++='/TESTSETFLAG\(([^,)]*).*/TestSetPage\1/' \
--regex-c++='/TESTPAGEFLAG\(([^,)]*).*/Page\1/' \
--regex-c++='/SETPAGEFLAG\(([^,)]*).*/SetPage\1/' \
--regex-c++='/__SETPAGEFLAG\(([^,)]*).*/__SetPage\1/' \
--regex-c++='/TESTCLEARFLAG\(([^,)]*).*/TestClearPage\1/' \
--regex-c++='/__TESTCLEARFLAG\(([^,)]*).*/TestClearPage\1/' \
--regex-c++='/CLEARPAGEFLAG\(([^,)]*).*/ClearPage\1/' \
--regex-c++='/__CLEARPAGEFLAG\(([^,)]*).*/__ClearPage\1/' \
--regex-c++='/__PAGEFLAG\(([^,)]*).*/__SetPage\1/' \
--regex-c++='/__PAGEFLAG\(([^,)]*).*/__ClearPage\1/' \
--regex-c++='/PAGEFLAG_FALSE\(([^,)]*).*/Page\1/' \
--regex-c++='/TESTSCFLAG\(([^,)]*).*/TestSetPage\1/' \
--regex-c++='/TESTSCFLAG\(([^,)]*).*/TestClearPage\1/' \
--regex-c++='/SETPAGEFLAG_NOOP\(([^,)]*).*/SetPage\1/' \
--regex-c++='/CLEARPAGEFLAG_NOOP\(([^,)]*).*/ClearPage\1/' \
--regex-c++='/__CLEARPAGEFLAG_NOOP\(([^,)]*).*/__ClearPage\1/' \
--regex-c++='/TESTCLEARFLAG_FALSE\(([^,)]*).*/TestClearPage\1/' \
--regex-c++='/__TESTCLEARFLAG_FALSE\(([^,)]*).*/__TestClearPage\1/' \
--regex-c++='/_PE\(([^,)]*).*/PEVENT_ERRNO__\1/' \
--regex-c='/PCI_OP_READ\((\w*).*[1-4]\)/pci_bus_read_config_\1/' \
--regex-c='/PCI_OP_WRITE\((\w*).*[1-4]\)/pci_bus_write_config_\1/' \
--regex-c='/DEFINE_(MUTEX|SEMAPHORE|SPINLOCK)\((\w*)/\2/v/' \
--regex-c='/DEFINE_(RAW_SPINLOCK|RWLOCK|SEQLOCK)\((\w*)/\2/v/' \
--regex-c='/DECLARE_(RWSEM|COMPLETION)\((\w*)/\2/v/' \
--regex-c='/DECLARE_BITMAP\((\w*)/\1/v/' \
--regex-c='/(^|\s)(|L|H)LIST_HEAD\((\w*)/\3/v/' \
--regex-c='/(^|\s)RADIX_TREE\((\w*)/\2/v/' \
--regex-c='/DEFINE_PER_CPU\(([^,]*,\s*)(\w*).*\)/\2/v/' \
--regex-c='/DEFINE_PER_CPU_SHARED_ALIGNED\(([^,]*,\s*)(\w*).*\)/\2/v/' \
--regex-c='/DECLARE_WAIT_QUEUE_HEAD\((\w*)/\1/v/' \
--regex-c='/DECLARE_(TASKLET|WORK|DELAYED_WORK)\((\w*)/\2/v/' \
--regex-c='/DEFINE_PCI_DEVICE_TABLE\((\w*)/\1/v/' \
--regex-c='/(^\s)OFFSET\((\w*)/\2/v/' \
--regex-c='/(^\s)DEFINE\((\w*)/\2/v/'
all_kconfigs | xargs $1 -a \
--langdef=kconfig --language-force=kconfig \
--regex-kconfig='/^[[:blank:]]*(menu|)config[[:blank:]]+([[:alnum:]_]+)/\2/'
all_kconfigs | xargs $1 -a \
--langdef=kconfig --language-force=kconfig \
--regex-kconfig='/^[[:blank:]]*(menu|)config[[:blank:]]+([[:alnum:]_]+)/CONFIG_\2/'
all_defconfigs | xargs -r $1 -a \
--langdef=dotconfig --language-force=dotconfig \
--regex-dotconfig='/^#?[[:blank:]]*(CONFIG_[[:alnum:]_]+)/\1/'
}
emacs()
{
all_target_sources | xargs $1 -a \
--regex='/^\(ENTRY\|_GLOBAL\)(\([^)]*\)).*/\2/' \
--regex='/^SYSCALL_DEFINE[0-9]?(\([^,)]*\).*/sys_\1/' \
--regex='/^TRACE_EVENT(\([^,)]*\).*/trace_\1/' \
--regex='/^DEFINE_EVENT([^,)]*, *\([^,)]*\).*/trace_\1/' \
--regex='/PAGEFLAG(\([^,)]*\).*/Page\1/' \
--regex='/PAGEFLAG(\([^,)]*\).*/SetPage\1/' \
--regex='/PAGEFLAG(\([^,)]*\).*/ClearPage\1/' \
--regex='/TESTSETFLAG(\([^,)]*\).*/TestSetPage\1/' \
--regex='/TESTPAGEFLAG(\([^,)]*\).*/Page\1/' \
--regex='/SETPAGEFLAG(\([^,)]*\).*/SetPage\1/' \
--regex='/__SETPAGEFLAG(\([^,)]*\).*/__SetPage\1/' \
--regex='/TESTCLEARFLAG(\([^,)]*\).*/TestClearPage\1/' \
--regex='/__TESTCLEARFLAG(\([^,)]*\).*/TestClearPage\1/' \
--regex='/CLEARPAGEFLAG(\([^,)]*\).*/ClearPage\1/' \
--regex='/__CLEARPAGEFLAG(\([^,)]*\).*/__ClearPage\1/' \
--regex='/__PAGEFLAG(\([^,)]*\).*/__SetPage\1/' \
--regex='/__PAGEFLAG(\([^,)]*\).*/__ClearPage\1/' \
--regex='/PAGEFLAG_FALSE(\([^,)]*\).*/Page\1/' \
--regex='/TESTSCFLAG(\([^,)]*\).*/TestSetPage\1/' \
--regex='/TESTSCFLAG(\([^,)]*\).*/TestClearPage\1/' \
--regex='/SETPAGEFLAG_NOOP(\([^,)]*\).*/SetPage\1/' \
--regex='/CLEARPAGEFLAG_NOOP(\([^,)]*\).*/ClearPage\1/' \
--regex='/__CLEARPAGEFLAG_NOOP(\([^,)]*\).*/__ClearPage\1/' \
--regex='/TESTCLEARFLAG_FALSE(\([^,)]*\).*/TestClearPage\1/' \
--regex='/__TESTCLEARFLAG_FALSE(\([^,)]*\).*/__TestClearPage\1/' \
--regex='/_PE(\([^,)]*\).*/PEVENT_ERRNO__\1/' \
--regex='/PCI_OP_READ(\([a-z]*[a-z]\).*[1-4])/pci_bus_read_config_\1/' \
--regex='/PCI_OP_WRITE(\([a-z]*[a-z]\).*[1-4])/pci_bus_write_config_\1/'
all_kconfigs | xargs $1 -a \
--regex='/^[ \t]*\(\(menu\)*config\)[ \t]+\([a-zA-Z0-9_]+\)/\3/'
all_kconfigs | xargs $1 -a \
--regex='/^[ \t]*\(\(menu\)*config\)[ \t]+\([a-zA-Z0-9_]+\)/CONFIG_\3/'
all_defconfigs | xargs -r $1 -a \
--regex='/^#?[ \t]?\(CONFIG_[a-zA-Z0-9_]+\)/\1/'
}
xtags()
{
if $1 --version 2>&1 | grep -iq exuberant; then
exuberant $1
elif $1 --version 2>&1 | grep -iq emacs; then
emacs $1
else
all_target_sources | xargs $1 -a
fi
}
# Support um (which uses SUBARCH)
if [ "${ARCH}" = "um" ]; then
if [ "$SUBARCH" = "i386" ]; then
archinclude=x86
elif [ "$SUBARCH" = "x86_64" ]; then
archinclude=x86
else
archinclude=${SUBARCH}
fi
elif [ "${SRCARCH}" = "arm" -a "${SUBARCH}" != "" ]; then
subarchdir=$(find ${tree}arch/$SRCARCH/ -name "mach-*" -type d -o \
-name "plat-*" -type d);
for i in $subarchdir; do
case "$i" in
*"mach-"${SUBARCH})
;;
*"plat-"${SUBARCH})
;;
*)
subarchprune="$subarchprune \
-wholename $i -prune -o"
;;
esac
done
fi
remove_structs=
case "$1" in
"cscope")
docscope
;;
"gtags")
dogtags
;;
"tags")
rm -f tags
xtags ctags
remove_structs=y
;;
"TAGS")
rm -f TAGS
xtags etags
remove_structs=y
;;
esac
# Remove structure forward declarations.
if [ -n "$remove_structs" ]; then
LANG=C sed -i -e '/^\([a-zA-Z_][a-zA-Z0-9_]*\)\t.*\t\/\^struct \1;.*\$\/;"\tx$/d' $1
fi
|
