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author | Masahiro Yamada <yamada.m@jp.panasonic.com> | 2014-08-05 10:56:45 +0400 |
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committer | Tom Rini <trini@ti.com> | 2014-08-21 20:01:11 +0400 |
commit | 9b586031db728929282b4702703f95a1cacbdb98 (patch) | |
tree | dce0fa7974f74279c2a3fd54fef33a9e636cb514 /scripts | |
parent | e773440425873a5b595ccc4bbe40d7f27cff5235 (diff) | |
download | u-boot-9b586031db728929282b4702703f95a1cacbdb98.tar.xz |
scripts: objdiff: sync with Linux 3.16
Import scripts/objdiff improvements from Linux v3.16, which
consists of 7 commits written by me.
commit 7fa0e6db3cedc9b70d68a4170f1352e2b1aa0f90
scripts: objdiff: support directories for the augument of record command
commit 8ac28bee76eec006aac5ba5c418878a607d53a9b
scripts: objdiff: fix a comment
commit 8b5d0f20d64f00ffd5685879f8eb3659379f5aaa
scripts: objdiff: change the extension of disassembly from .o to .dis
commit 18165efa8203a34d82f60a1831ea290e7304c654
scripts: objdiff: improve path flexibility for record command
commit 1ecc8e489abfdaa6d8d1689f7ff62fdf1adda30c
scripts: objdiff: remove unnecessary code
commit 5ab370e91af70d5f1b1dbaec78798a2ff236a2d5
scripts: objdiff: direct error messages to stderr
commit fd6e12423311697860f30d10398a0f9eb91977d2
scripts: objdiff: get the path to .tmp_objdiff more simply
Signed-off-by: Masahiro Yamada <yamada.m@jp.panasonic.com>
Diffstat (limited to 'scripts')
-rwxr-xr-x | scripts/objdiff | 74 |
1 files changed, 46 insertions, 28 deletions
diff --git a/scripts/objdiff b/scripts/objdiff index b3e4f10bfc..62e51dae21 100755 --- a/scripts/objdiff +++ b/scripts/objdiff @@ -25,25 +25,47 @@ # # Note: 'make mrproper' will also remove .tmp_objdiff -GIT_DIR="`git rev-parse --git-dir`" +SRCTREE=$(cd $(git rev-parse --show-toplevel 2>/dev/null); pwd) -if [ -d "$GIT_DIR" ]; then - TMPD="${GIT_DIR%git}tmp_objdiff" - - [ -d "$TMPD" ] || mkdir "$TMPD" -else - echo "ERROR: git directory not found." +if [ -z "$SRCTREE" ]; then + echo >&2 "ERROR: Not a git repository." exit 1 fi +TMPD=$SRCTREE/.tmp_objdiff + usage() { - echo "Usage: $0 <command> <args>" - echo " record <list of object files>" - echo " diff <commitA> <commitB>" - echo " clean all | <commit>" + echo >&2 "Usage: $0 <command> <args>" + echo >&2 " record <list of object files or directories>" + echo >&2 " diff <commitA> <commitB>" + echo >&2 " clean all | <commit>" exit 1 } +get_output_dir() { + dir=${1%/*} + + if [ "$dir" = "$1" ]; then + dir=. + fi + + dir=$(cd $dir; pwd) + + echo $TMPD/$CMT${dir#$SRCTREE} +} + +do_objdump() { + dir=$(get_output_dir $1) + base=${1##*/} + dis=$dir/${base%.o}.dis + + [ ! -d "$dir" ] && mkdir -p $dir + + # remove addresses for a cleaner diff + # http://dummdida.tumblr.com/post/60924060451/binary-diff-between-libc-from-scientificlinux-and + $OBJDUMP -D $1 | sed "s/^[[:space:]]\+[0-9a-f]\+//" > $dis +} + dorecord() { [ $# -eq 0 ] && usage @@ -52,20 +74,16 @@ dorecord() { CMT="`git rev-parse --short HEAD`" OBJDUMP="${CROSS_COMPILE}objdump" - OBJDIFFD="$TMPD/$CMT" - - [ ! -d "$OBJDIFFD" ] && mkdir -p "$OBJDIFFD" - for f in $FILES; do - dn="${f%/*}" - bn="${f##*/}" - - [ ! -d "$OBJDIFFD/$dn" ] && mkdir -p "$OBJDIFFD/$dn" - - # remove addresses for a more clear diff - # http://dummdida.tumblr.com/post/60924060451/binary-diff-between-libc-from-scientificlinux-and - $OBJDUMP -D "$f" | sed "s/^[[:space:]]\+[0-9a-f]\+//" \ - >"$OBJDIFFD/$dn/$bn" + for d in $FILES; do + if [ -d "$d" ]; then + for f in $(find $d -name '*.o') + do + do_objdump $f + done + else + do_objdump $d + fi done } @@ -90,12 +108,12 @@ dodiff() { DSTD="$TMPD/$DST" if [ ! -d "$SRCD" ]; then - echo "ERROR: $SRCD doesn't exist" + echo >&2 "ERROR: $SRCD doesn't exist" exit 1 fi if [ ! -d "$DSTD" ]; then - echo "ERROR: $DSTD doesn't exist" + echo >&2 "ERROR: $DSTD doesn't exist" exit 1 fi @@ -114,7 +132,7 @@ doclean() { if [ -d "$TMPD/$CMT" ]; then rm -rf $TMPD/$CMT else - echo "$CMT not found" + echo >&2 "$CMT not found" fi fi } @@ -135,7 +153,7 @@ case "$1" in doclean $* ;; *) - echo "Unrecognized command '$1'" + echo >&2 "Unrecognized command '$1'" exit 1 ;; esac |