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| author | xengineering <me@xengineering.eu> | 2025-09-25 07:19:31 +0200 |
|---|---|---|
| committer | xengineering <me@xengineering.eu> | 2025-09-25 07:35:06 +0200 |
| commit | 8c1098fa67718cb0d6d2a5cf168928e021fe34be (patch) | |
| tree | 0ff2e8b64a2dd996c66168dd7c94eea873b3290f /posix-shell/utils.sh | |
| parent | 19624abeaa0e5ec178f58e07e5a9f71802487755 (diff) | |
| download | dotfiles-8c1098fa67718cb0d6d2a5cf168928e021fe34be.tar dotfiles-8c1098fa67718cb0d6d2a5cf168928e021fe34be.tar.zst dotfiles-8c1098fa67718cb0d6d2a5cf168928e021fe34be.zip | |
posix-shell: utils: Add hexdiff()
This tool outputs the diff of two hexdumps based on the two files
provided as arguments.
Diffstat (limited to 'posix-shell/utils.sh')
| -rw-r--r-- | posix-shell/utils.sh | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/posix-shell/utils.sh b/posix-shell/utils.sh index b1ffc21..f19602d 100644 --- a/posix-shell/utils.sh +++ b/posix-shell/utils.sh @@ -225,3 +225,21 @@ lar() { popd rm -rf "$temp" } + +hexdiff() { + if test "$#" -ne 2 + then + echo "Usage: hexdiff <file1> <file2>" + return 1 + fi + + dump1="$(mktemp)" + dump2="$(mktemp)" + + hexdump -C "$1" > "$dump1" + hexdump -C "$2" > "$dump2" + + diff --unified=4 --color=always "$dump1" "$dump2" + + rm -f "$dump1" "$dump2" +} |