# "t=%s; printf 'http://.../?id=%%s' \$t; echo;echo; git show -C \$t; echo"
# Be careful if "..." contains things that will be expanded by shell "eval"
# or printf.
+# hooks.emailmaxlines
+# The maximum number of lines that should be included in the generated
+# email body. If not specified, there is no limit.
+# Lines beyond the limit are suppressed and counted, and a final
+# line is added indicating the number of suppressed lines.
#
# Notes
# -----
oldrev=$(git rev-parse $1)
newrev=$(git rev-parse $2)
refname="$3"
+ maxlines=$4
# --- Interpret
# 0000->1234 (create)
fn_name=atag
;;
esac
- generate_${change_type}_${fn_name}_email
+
+ if [ -z "$maxlines" ]; then
+ generate_${change_type}_${fn_name}_email
+ else
+ generate_${change_type}_${fn_name}_email | limit_lines $maxlines
+ fi
generate_email_footer
}
}
+limit_lines()
+{
+ lines=0
+ skipped=0
+ while IFS="" read -r line; do
+ lines=$((lines + 1))
+ if [ $lines -gt $1 ]; then
+ skipped=$((skipped + 1))
+ else
+ printf "%s\n" "$line"
+ fi
+ done
+ if [ $skipped -ne 0 ]; then
+ echo "... $skipped lines suppressed ..."
+ fi
+}
+
+
send_mail()
{
if [ -n "$envelopesender" ]; then
envelopesender=$(git config hooks.envelopesender)
emailprefix=$(git config hooks.emailprefix || echo '[SCM] ')
custom_showrev=$(git config hooks.showrev)
+maxlines=$(git config hooks.emailmaxlines)
# --- Main loop
# Allow dual mode: run from the command line just like the update hook, or
else
while read oldrev newrev refname
do
- generate_email $oldrev $newrev $refname | send_mail
+ generate_email $oldrev $newrev $refname $maxlines | send_mail
done
fi