1#! /bin/sh 2 3# Start Vim on a copy of the tutor file. 4 5# Usage: vimtutor [xx], where xx is a language code like "es" or "nl". 6# When an argument is given, it tries loading that tutor. 7# When this fails or no argument was given, it tries using 'v:lang' 8# When that also fails, it uses the English version. 9 10xx=$1 11export xx 12 13# We need a temp file for the copy. First try using a standard command. 14tmp="${TMPDIR-/tmp}" 15TUTORCOPY=`mktemp $tmp/tutorXXXXXX || tempfile -p tutor || echo none` 16 17# If the standard commands failed then create a directory to put the copy in. 18# That is a secure way to make a temp file. 19if test "$TUTORCOPY" = none; then 20 tmpdir=$tmp/vimtutor$$ 21 OLD_UMASK=`umask` 22 umask 077 23 getout=no 24 mkdir $tmpdir || getout=yes 25 umask $OLD_UMASK 26 if test $getout = yes; then 27 echo "Could not create directory for tutor copy, exiting." 28 exit 1 29 fi 30 TUTORCOPY=$tmpdir/tutorcopy 31 touch $TUTORCOPY 32 TODELETE=$tmpdir 33else 34 TODELETE=$TUTORCOPY 35fi 36 37export TUTORCOPY 38 39# remove the copy of the tutor on exit 40trap "rm -rf $TODELETE" 0 1 2 3 9 11 13 15 41 42# Vim could be called "vim" or "vi". Also check for "vimN", for people who 43# have Vim installed with its version number. 44# We anticipate up to a future Vim 8 version :-). 45seq="vim vim8 vim75 vim74 vim73 vim72 vim71 vim70 vim7 vim6 vi" 46for i in $seq; do 47 testvim=`which $i 2>/dev/null` 48 if test -f "$testvim"; then 49 VIM=$i 50 break 51 fi 52done 53 54# When no Vim version was found fall back to "vim", you'll get an error message 55# below. 56if test -z "$VIM"; then 57 VIM=vim 58fi 59 60# Use Vim to copy the tutor, it knows the value of $VIMRUNTIME 61# The script tutor.vim tells Vim which file to copy 62$VIM -u NONE -c 'so $VIMRUNTIME/tutor/tutor.vim' 63 64# Start vim without any .vimrc, set 'nocompatible' 65$VIM -u NONE -c "set nocp" $TUTORCOPY 66