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Edit File: texhash
#!/bin/sh # original mktexlsr -- create or rebuild ls-R. # # (If you change or delete the word `original' on the previous line, # installation won't write this script over yours.) # # Suitable for calling from cron, as in: # 0 * * * * cd /your/texmf/root && /usr/local/texlive/bin/mktexlsr # # Originally written as `texhash' by Thomas Esser, Okt., 1994. # Public domain. version='$Id: mktexlsr 56842 2020-11-02 23:00:54Z karl $' progname=`echo $0 | sed 's%.*/%%'` usage="Usage: $progname [OPTION]... [DIR]... Rebuild ls-R filename databases used by TeX. If one or more arguments DIRS are given, these are used as the directories in which to build ls-R. Else all directories in the search path for ls-R files (\$TEXMFDBS) are used. Options: --dry-run do not actually update anything --help display this help and exit --quiet cancel --verbose --silent same as --quiet --verbose explain what is being done --version output version information and exit If standard input is a terminal, --verbose is on by default. For more information, see the \`Filename database' section of Kpathsea manual available at http://tug.org/kpathsea. Report bugs to: tex-k@tug.org TeX Live home page: <http://tug.org/texlive/> " # The simple PATH-prepending approach we take in other scripts doesn't # handle DOS/Windows, but we don't use the shell scripts on Windows # anyway, and does anyone want current TL on DOS or DJGPP? Maybe they # can maintain their own changes if so. Leaving this code though, since # it's always been here ... # MS-DOS and MS-Windows define $COMSPEC or $ComSpec and use `;' to separate # directories in path lists whereas Unix uses `:'. Make an exception for # Cygwin, which pretends to be UNIX. # Create a variable that holds the right character to be used by the scripts. DOSISH=no case `uname -s` in CYGWIN*|Cygwin*|cygwin*) ;; *) if test -n "$COMSPEC" || test -n "$ComSpec"; then DOSISH=yes; fi esac if test "$DOSISH" = "no"; then SEP=':'; else SEP=';';fi # Add the location of the script to the PATH if necessary. This must # be done before kpsewhich can be called, and thus cannot be put into # mktex.opt. dirname=`echo $0 | sed 's%/*[^/][^/]*$%%'` case $dirname in "") # Do nothing ;; /* | [A-z]:/*) # Absolute name PATH="$dirname$SEP$PATH" export PATH ;; *) # Relative name PATH="`pwd`/$dirname$SEP$PATH" export PATH ;; esac if tty -s >/dev/null 2>&1; then verbose=true; else verbose=false; fi dry_run=false trees= # initialize treefile by either mktemp or some random name # code taken from pdfjam and adjusted { treefile=` (umask 077 && mktemp "${TMPDIR-/tmp}/mktexlsrtrees.XXXXXXXXXX") 2>/dev/null ` && test -n "$treefile" && test -f "$treefile" } || { ## We'll use awk to make random number, for portability random=`awk 'END { srand(); printf ("%d\n", rand()*1000000); }' /dev/null` treefile="${TMPDIR-/tmp}/mktexlsrtrees$$.$random" } || exit $? trap 'cd /; rm -f $treefile; test -z "$db_dir_tmp" || rm -rf "$db_dir_tmp"; exit' 0 1 2 3 7 13 15 # A copy of some stuff from mktex.opt, so we can run in the presence of # terminally damaged ls-R files. while test $# -gt 0; do if test "x$1" = x--help || test "x$1" = x-help; then echo "$usage" exit 0 elif test "x$1" = x--version || test "x$1" = x-version; then echo "`basename $0` $version" kpsewhich --version exit 0 elif test "x$1" = x--verbose || test "x$1" = x-verbose; then verbose=true elif test "x$1" = x--dry-run || test "x$1" = x-n; then dry_run=true elif test "x$1" = x--quiet || test "x$1" = x--silent \ || test "x$1" = x-quiet || test "x$1" = x-silent ; then verbose=false elif test "x$1" = x--; then : elif echo "x$1" | grep '^x-' >/dev/null; then echo "$progname: unknown option \`$1', try --help if you need it." >&2 exit 1 else if test ! -d "$1"; then echo "$progname: $1: not a directory, skipping." >&2 shift continue fi # By saving the argument in a file, we can later get it back while # supporting spaces in the name. This still doesn't support # newlines in the directory names, but nobody ever complains about # that, and it seems much too much trouble to use \0 terminators. (umask 077 if echo "$1" >>"$treefile"; then :; else echo "$progname: $treefile: could not append to arg file, goodbye." >&2 exit 1 fi ) fi shift done # mktexupd and mktexlsr make sure they're coordinated via this. A copy # is found mktex.opt. ls_R_magic='% ls-R -- filename database for kpathsea; do not change this line.' # The old string, which should continue to work. old_ls_R_magic='% ls-R -- maintained by MakeTeXls-R; do not change this line.' { # Get list of directories from the explicit arguments (now saved in # $treefile), or $TEXMFDBS if no explicit args. Eliminate duplicates. saveIFS=$IFS # break only at newline IFS=' ' if test -s "$treefile"; then set x `sort "$treefile" | uniq` else set x `kpsewhich --show-path=ls-R | tr : ' ' | sort | uniq` fi IFS=$saveIFS shift } for TEXMFLS_R in "$@"; do # Prepend cwd if the directory was relative. case "$TEXMFLS_R" in "") continue ;; # Strictly speaking, it is an error if this case is taken. /* | [A-z]:/*) ;; *) TEXMFLS_R="`pwd`/$TEXMFLS_R" esac # Allow for either ls-R and ls-r to exist. But create ls-R if we're # working from scratch. if test -f "$TEXMFLS_R/ls-R"; then db_file="$TEXMFLS_R/ls-R" elif test -f "$TEXMFLS_R/ls-r"; then db_file="$TEXMFLS_R/ls-r" else db_file="$TEXMFLS_R/ls-R" fi # Follow a possible symlink to get the right filesystem. # The '|| true' construct prevents an sh -e aborting. db_readlink=`kpsereadlink "$TEXMFLS_R/ls-R" 2>/dev/null` || true case "$db_readlink" in "") ;; /* | [A-z]:/*) db_file="$db_readlink" ;; *) db_file="$TEXMFLS_R/$db_readlink" esac db_dir=`echo "$db_file" | sed 's%/[^/][^/]*$%%'` # can't rely on dirname # want to be silent if the directory doesn't exist, since the ls-R # path ordinarily contains many nonexistent directories. test -d "$db_dir" || continue test -w "$db_dir" || { echo "$progname: $db_dir: directory not writable. Skipping..." >&2; continue; } if test ! -f "$db_file"; then cp /dev/null "$db_file" # Use same permissions as parent directory, minus x,s, or t bits. chmod `kpsestat -xst "$db_dir"` "$db_file" elif test -s "$db_file" \ && test "x$(sed '1s/ $//;1q' "$db_file")" != "x$ls_R_magic" \ && test "x$(sed '1s/ $//;1q' "$db_file")" != "x$old_ls_R_magic"; then echo "$progname: $db_file: no magic string, skipping..." >&2 continue fi # Skip if we cannot write the file: kpseaccess -w "$db_file" || { echo "$progname: $db_file: no write permission, skipping..." >&2; continue; } db_dir_tmp="$db_dir/lsR$$.tmp" (umask 077 && mkdir "$db_dir_tmp" ) \ || { echo "$progname: $db_dir_tmp: could not create directory, skipping..." >&2; continue; } db_file_tmp="$db_dir_tmp/lsR$$.tmp" rm -f "$db_file_tmp" $verbose && echo "$progname: Updating $db_file... " $dry_run && continue echo "$ls_R_magic" >"$db_file_tmp" # The main task. We put ./: in the output, so top-level files can be # found via ls-R. Probably irrelevant in practice. The sed command # inserts the leading ./ for directory names, and removes ., .., and # version control entries from the list. Also omit contents of any # the version directories; sed apparently requires that we do that # operation in a separate invocation. We do not try to support colons # in directory names. # echo "./:" >>"$db_file_tmp" vc_dirs='\.\(bzr\|git\|hg\|svn\)\|_darcs' (cd "$TEXMFLS_R" && \ls -LRa 2>/dev/null) \ | sed -e '/^$/{n;s%^\./%%;s%^%./%;}; /^\.$/d; /^\.\.$/d; /^'$vc_dirs'$/d;' \ -e '/^[\.\/]*lsR[0-9]*\.tmp:*$/d' \ | sed -e /$vc_dirs'.*:$/,/^$/d' \ >>"$db_file_tmp" # To be really safe, a loop. until PERMS=`kpsestat = "$db_file"`; do sleep 1; done chmod $PERMS "$db_file_tmp" rm -f "$db_file" mv "$db_file_tmp" "$db_file" rm -rf "$db_dir_tmp" done $verbose && echo "$progname: Done." exit 0