1071d4279SBram Moolenaar#!/bin/sh 2071d4279SBram Moolenaar 3071d4279SBram Moolenaar# Start Vim on a copy of the tutor file. 4071d4279SBram Moolenaar 52b57078dSBram Moolenaar# Usage: vimtutor [-g] [xx] 62b57078dSBram Moolenaar# Where optional argument -g starts vimtutor in gvim (GUI) instead of vim. 72b57078dSBram Moolenaar# and xx is a language code like "es" or "nl". 8071d4279SBram Moolenaar# When an argument is given, it tries loading that tutor. 9071d4279SBram Moolenaar# When this fails or no argument was given, it tries using 'v:lang' 10071d4279SBram Moolenaar# When that also fails, it uses the English version. 11071d4279SBram Moolenaar 122b57078dSBram Moolenaar# Vim could be called "vim" or "vi". Also check for "vimN", for people who 132b57078dSBram Moolenaar# have Vim installed with its version number. 14bbe917d9SBram Moolenaar# We anticipate up to a future Vim 8.1 version :-). 15bbe917d9SBram Moolenaarseq="vim vim81 vim80 vim8 vim74 vim73 vim72 vim71 vim70 vim7 vim6 vi" 162b57078dSBram Moolenaarif test "$1" = "-g"; then 172b57078dSBram Moolenaar # Try to use the GUI version of Vim if possible, it will fall back 182b57078dSBram Moolenaar # on Vim if Gvim is not installed. 19bbe917d9SBram Moolenaar seq="gvim gvim81 gvim80 gvim8 gvim74 gvim73 gvim72 gvim71 gvim70 gvim7 gvim6 $seq" 202b57078dSBram Moolenaar shift 212b57078dSBram Moolenaarfi 222b57078dSBram Moolenaar 23071d4279SBram Moolenaarxx=$1 24071d4279SBram Moolenaarexport xx 25071d4279SBram Moolenaar 26071d4279SBram Moolenaar# We need a temp file for the copy. First try using a standard command. 27071d4279SBram Moolenaartmp="${TMPDIR-/tmp}" 28071d4279SBram MoolenaarTUTORCOPY=`mktemp $tmp/tutorXXXXXX || tempfile -p tutor || echo none` 29071d4279SBram Moolenaar 30071d4279SBram Moolenaar# If the standard commands failed then create a directory to put the copy in. 31071d4279SBram Moolenaar# That is a secure way to make a temp file. 32071d4279SBram Moolenaarif test "$TUTORCOPY" = none; then 33071d4279SBram Moolenaar tmpdir=$tmp/vimtutor$$ 34071d4279SBram Moolenaar OLD_UMASK=`umask` 35071d4279SBram Moolenaar umask 077 36071d4279SBram Moolenaar getout=no 37071d4279SBram Moolenaar mkdir $tmpdir || getout=yes 38071d4279SBram Moolenaar umask $OLD_UMASK 39071d4279SBram Moolenaar if test $getout = yes; then 40071d4279SBram Moolenaar echo "Could not create directory for tutor copy, exiting." 41071d4279SBram Moolenaar exit 1 42071d4279SBram Moolenaar fi 43071d4279SBram Moolenaar TUTORCOPY=$tmpdir/tutorcopy 44071d4279SBram Moolenaar touch $TUTORCOPY 45071d4279SBram Moolenaar TODELETE=$tmpdir 46071d4279SBram Moolenaarelse 47071d4279SBram Moolenaar TODELETE=$TUTORCOPY 48071d4279SBram Moolenaarfi 49071d4279SBram Moolenaar 50071d4279SBram Moolenaarexport TUTORCOPY 51071d4279SBram Moolenaar 52071d4279SBram Moolenaar# remove the copy of the tutor on exit 53071d4279SBram Moolenaartrap "rm -rf $TODELETE" 0 1 2 3 9 11 13 15 54071d4279SBram Moolenaar 551315349fSBram Moolenaarfor i in $seq; do 56*89a9c159SBram Moolenaar testvim=$(which $i 2>/dev/null) 57071d4279SBram Moolenaar if test -f "$testvim"; then 581315349fSBram Moolenaar VIM=$i 591315349fSBram Moolenaar break 60071d4279SBram Moolenaar fi 611315349fSBram Moolenaardone 621315349fSBram Moolenaar 631315349fSBram Moolenaar# When no Vim version was found fall back to "vim", you'll get an error message 641315349fSBram Moolenaar# below. 651315349fSBram Moolenaarif test -z "$VIM"; then 661315349fSBram Moolenaar VIM=vim 67071d4279SBram Moolenaarfi 68071d4279SBram Moolenaar 69071d4279SBram Moolenaar# Use Vim to copy the tutor, it knows the value of $VIMRUNTIME 70071d4279SBram Moolenaar# The script tutor.vim tells Vim which file to copy 712b57078dSBram Moolenaar$VIM -f -u NONE -c 'so $VIMRUNTIME/tutor/tutor.vim' 72071d4279SBram Moolenaar 73527dec3fSBram Moolenaar# Start vim without any .vimrc, set 'nocompatible' and 'showcmd' 74*89a9c159SBram Moolenaar$VIM -f -u NONE -c "set nocp showcmd" "$TUTORCOPY" 75