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| -rwxr-xr-x | bin/check-opcodes | 68 |
diff --git a/bin/check-opcodes b/bin/check-opcodes index fd740b1..9ed2837 100755 --- a/bin/check-opcodes +++ b/bin/check-opcodes @@ -8,8 +8,9 @@ usage( ) { check_opcodes: [ -a <arch> ] <package> possible optons: - -h|--help: Show this help page - -v|--verbose: Verbose output + -h|--help: show this help page + -v|--verbose: verbose output + -d|--debug: enable debug output -a|--architecture: architecture family to check against, one of i486, i686, pentium4 @@ -18,13 +19,20 @@ EOF } VERBOSE=0 -EXIT_CODE=0 log( ) { if test $VERBOSE = 1; then echo $* fi } +DEBUG=0 +debug( ) { + if test $DEBUG = 1; then + echo $* + fi +} + +EXIT_CODE=0 err( ) { echo "ERROR: $*" EXIT_CODE=1 @@ -35,7 +43,7 @@ trap "rm -rf --one-file-system '${tmp_dir:?}'" EXIT ARCH=i686 -while getopts ":va:h-:" opt; do +while getopts ":va:d-h-:" opt; do case $opt in -) case "$OPTARG" in @@ -45,6 +53,9 @@ while getopts ":va:h-:" opt; do verbose) VERBOSE=1 ;; + debug) + DEBUG=1 + ;; *) echo "ERROR: Invalid option: --$OPTARG" >&2 usage @@ -57,6 +68,9 @@ while getopts ":va:h-:" opt; do v) VERBOSE=1 ;; + d) + DEBUG=1 + ;; a) ARCH=$OPTARG ;; @@ -82,28 +96,51 @@ case $ARCH in i486) OPCODE_ARGS='-r -a 486 -v' ;; - i686) + i686) OPCODE_ARGS='-s MMX -s SSE -s SSE2' ;; pentium4) OPCODE_ARGS='-s SSE3 -s SSSE3 -s AVX' ;; - *) + *) echo "ERROR: architecture must currently be one of i486 and i686" >&2 usage exit 1 esac -log "Checking for architecture: $ARCH ($OPCODE_ARGS)" +log "Checking package $PACKAGE" +log "Checking for architecture constraint: $ARCH ($OPCODE_ARGS)" bsdtar --no-fflags -x -C $tmp_dir -f $PACKAGE -for absfile in `find $tmp_dir -name '*.so*' -type f`; do - file=`basename $absfile` - log "Checking shared library: $file" - readelf -a $absfile > $tmp_dir/$file.elf - objdump -f $absfile > $tmp_dir/$file.objdump - file $absfile > $tmp_dir/$file.file +for absfile in `find $tmp_dir -type f`; do + file=`basename $absfile` + ext=`echo $absfile | rev | cut -f 1 -d . | rev` + + case "$file" in + .PKGINFO|.BUILDINFO|.MTREE) + debug "Skipping $file (internal Archlinux file)" + continue + ;; + *.hpp|*.h|*.c|*.cpp|*.html|*.mo|*.po|*.svg|*.png|*.pl|*.pod|*.vim|*.js|*.cmake|*.xml|*.txt|*.rst|*.in|*.conf|*.[0123456789]) + debug "Skipping $file (extension is .$ext)" + continue + ;; + *) + # we cannot really ignore the file by extension + esac + + mimetype=`file -i $absfile | cut -f 2- -d : | cut -f 1 -d ';' | tr -d ' '` + case "$mimetype" in + application/x-sharedlib) + debug "Checking library/binary: $file" + ;; + *) + debug "Skipping $file (MIME type is $mimetype)" + continue + ;; + esac + objdump -f $absfile > $tmp_dir/$file.objdump arch=`grep ^architecture $tmp_dir/$file.objdump | sed 's/^architecture: //g' | cut -f 1 -d ,` case $arch in i386:x86-64) @@ -116,8 +153,9 @@ for absfile in `find $tmp_dir -name '*.so*' -type f`; do arch='unknown' ;; esac - log " Objdump architecture: $arch" + debug " Objdump architecture: $arch" + readelf -a $absfile > $tmp_dir/$file.elf 2> $tmp_dir/$file.elferr archelf=`grep '^ \+Class' $tmp_dir/$file.elf | cut -f 2 -d : | tr -d ' '` case $archelf in ELF64) @@ -130,7 +168,7 @@ for absfile in `find $tmp_dir -name '*.so*' -type f`; do archelf='unknown' ;; esac - log " Readelf architecture: $archelf" + debug " Readelf architecture: $archelf" if test $arch != $archelf; then err "$file ambigous architecture information (objdump: $arch, ELF: $archelf)" |