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gef.sh: warn about XDG init file taking precedence #1204

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Merged
hugsy merged 2 commits into from
Feb 1, 2026
+25 −13
Merged

gef.sh: warn about XDG init file taking precedence #1204

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9a3a730
gef.sh: warn about XDG init file taking precedence
Jvlegod Dec 16, 2025
1b67509
gef.sh: implement timestamped backups for gdbinit during installation
Jvlegod Dec 30, 2025
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38 changes: 25 additions & 13 deletions scripts/gef.sh
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Original file line number Diff line number Diff line change
Expand Up @@ -8,29 +8,41 @@ if [ ! "$(command -v python3)" ]; then
exit 1
fi

gdb_init="${HOME}/.gdbinit"
xdg_init="${HOME}/.config/gdb/gdbinit"

# Decide which gdbinit file to use
if [ -f "${xdg_init}" ]; then
target_init="${xdg_init}"
else
target_init="${gdb_init}"
fi

# Backup gdbinit if any
if [ -f "${HOME}/.gdbinit" ]; then
cp "${HOME}/.gdbinit" "${HOME}/.gdbinit.old"
echo "Existing gdbinit saved as ${HOME}/.gdbinit.old"
if [ -f "${target_init}" ] && [ -s "${target_init}" ]; then
timestamp=$(date +%Y%m%d_%H%M%S)
backup_file="${target_init}_${timestamp}.old"
cp "${target_init}" "${backup_file}"
echo "[*] Existing gdbinit saved as ${backup_file}"
else
touch "${HOME}/.gdbinit"
touch "${target_init}"
fi

tag=$(python3 -X utf8 -c 'import urllib.request as r,json as j; x=j.loads(r.urlopen("https://api.github.com/repos/hugsy/gef/tags").read()); print(x[0]["name"])')
python3 -X utf8 -c "import urllib.request as r; x=r.urlopen('https://github.com/hugsy/gef/raw/${tag}/gef.py').read(); print(x.decode('utf-8'))" > ${HOME}/.gef-${tag}.py

if [ -f "${HOME}/.gef-${tag}.py" ]; then
# Check if GEF is already sourced in gdbinit
if grep -q "source ~/.gef-" ${HOME}/.gdbinit; then
# Update GEF version in gdbinit
sed -i "s#source ~/.gef-.*\.py#source ~/.gef-${tag}.py#" ${HOME}/.gdbinit
# Update or insert GEF source line
if grep -q "source ~/.gef-" "${target_init}"; then
sed -i "s#source ~/.gef-.*\.py#source ~/.gef-${tag}.py#" "${target_init}"
echo "[+] Updated GEF version in ${target_init}"
else
# If gdbinit was just created (empty file)
if [ ! -s "${HOME}/.gdbinit" ]; then
echo "source ~/.gef-${tag}.py" > ${HOME}/.gdbinit
else # Add GEF source at 1st line
sed -i "1i source ~/.gef-${tag}.py" ${HOME}/.gdbinit
if [ ! -s "${target_init}" ]; then
echo "source ~/.gef-${tag}.py" > "${target_init}"
else
sed -i "1i source ~/.gef-${tag}.py" "${target_init}"
fi
echo "[+] Added GEF source to ${target_init}"
fi
exit 0
else
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