Two tiny scripts for copying/analyzing binaries and their shared libs

2 files changed, 49 insertions, 0 deletions

diff --git a/useful/lddcopy b/useful/lddcopy
new file mode 100755
index 00000000..c8f5ceb6
--- /dev/null
+++ b/useful/lddcopy
@@ -0,0 +1,23 @@
+#!/bin/bash
+
+if [ $# -ne 2 ]; then
+	echo "Usage: $0 FILE TARGET_HOST" >&2
+	exit 1
+fi
+
+# libfreetype.so.6 => /usr/lib/x86_64-linux-gnu/libfreetype.so.6 (0x00007f0844776000)
+if [ -e "$1" ]; then
+	FILE="$1"
+else
+	FILE=$(which "$1")
+fi
+
+if [ ! -e "$FILE" ]; then
+	echo "FILE NOT FOUND: $FILE" >&2
+	exit 1
+fi
+
+SOS=$(ldd "$FILE" | sed -r 's/^[^=]*=> ([^ ]*) .*$/\1*/g' | grep '^/')
+set -x
+tar -cpP $FILE $SOS | ssh "root@$2" "tar -xp -C /"
+
diff --git a/useful/lddsize b/useful/lddsize
new file mode 100755
index 00000000..1215f989
--- /dev/null
+++ b/useful/lddsize
@@ -0,0 +1,26 @@
+#!/bin/bash
+
+# libfreetype.so.6 => /usr/lib/x86_64-linux-gnu/libfreetype.so.6 (0x00007f0844776000)
+if [ -e "$1" ]; then
+	FILE="$1"
+else
+	FILE=$(which "$1")
+fi
+
+if [ ! -e "$FILE" ]; then
+	echo "FILE NOT FOUND: $FILE" >&2
+	exit 1
+fi
+
+SOS=$(ldd "$FILE" | sed -r 's/^[^=]*=> ([^ ]*) .*$/\1/g' | grep '^/')
+SIZE=$(stat -c %s "$FILE")
+LIBS=0
+for SO in $SOS; do
+	S=$(stat -c %s "$SO")
+	SIZE=$(( $SIZE + $S ))
+	LIBS=$(( $LIBS + 1 ))
+done
+
+SIZE=$(( $SIZE / 1024 ))
+echo "$FILE has $LIBS shared libs with a total size of ${SIZE}KiB (including itself)"
+