diff options
Diffstat (limited to 'Master/bin/universal-darwin/tpic2pdftex')
| -rwxr-xr-x | Master/bin/universal-darwin/tpic2pdftex | 60 |
1 files changed, 54 insertions, 6 deletions
diff --git a/Master/bin/universal-darwin/tpic2pdftex b/Master/bin/universal-darwin/tpic2pdftex index 70c1a33c7e8..8277e0d3c7b 100755 --- a/Master/bin/universal-darwin/tpic2pdftex +++ b/Master/bin/universal-darwin/tpic2pdftex @@ -1,6 +1,6 @@ #!/bin/sh - # -# $Id: tpic2pdftex,v 1.94 2007/01/14 19:05:32 hahe Exp $ +# $Id: tpic2pdftex,v 1.97 2010/01/16 11:51:43 hahe Exp $ # # Experimental awk-script for conversion of tpic \specials as produced # by (groff-)pic into pdfTeX \pdfliteral sections for further processing @@ -20,7 +20,7 @@ # Bounding box does not care for line thickness (groff pic feature). # Splines might be outside bounding box. # -# Copyright (C) 2002--2004 by Hartmut Henkel +# Copyright (C) 2002--2010 by Hartmut Henkel # # This program is free software; you can redistribute it and/or modify # it under the terms of the GNU General Public License as published by @@ -33,15 +33,15 @@ # See the GNU General Public License for more details. # # You should have received a copy of the GNU General Public License -# along with this program; if not, write to the -# Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, -# MA 02111-1307 USA +# along with this program. If not, see <http://www.gnu.org/licenses/>. # # The author may be contacted via the e-mail address # # hartmut_henkel@gmx.de # # NEWS: +# 24 Dec. 2009 - use gawk for default awk only if it exists +# (patch by Karl Berry). # 14 Jan. 2007 - make it executable shell script, calling awk # 16 Dec. 2004 - Replaced // {print} by {print} (some AWKs did choke) # 09 Apr. 2004 - Locale check: Decimal point in float numbers? @@ -65,7 +65,55 @@ # ######################################################################## -AWK=${AWK:-gawk} +# In case someone pedantic insists on using grep -E. +: ${EGREP=egrep}} + +# Systems which define $COMSPEC or $ComSpec use semicolons to separate +# directories in TEXINPUTS -- except for Cygwin et al., where COMSPEC +# might be inherited, but : is used. + +if test -n "$COMSPEC$ComSpec" \ + && uname | $EGREP -iv 'cygwin|mingw|djgpp' >/dev/null; then + path_sep=";" +else + path_sep=":" +fi + +# findprog PROG +# ------------- +# Return true if PROG is somewhere in PATH, else false. + +findprog () +{ + local saveIFS="$IFS" + IFS=$path_sep # break path components at the path separator + for dir in $PATH; do + IFS=$saveIFS + # The basic test for an executable is `test -f $f && test -x $f'. + # (`test -x' is not enough, because it can also be true for directories.) + # We have to try this both for $1 and $1.exe. + # + # Note: On Cygwin and DJGPP, `test -x' also looks for .exe. On Cygwin, + # also `test -f' has this enhancement, bot not on DJGPP. (Both are + # design decisions, so there is little chance to make them consistent.) + # Thusly, it seems to be difficult to make use of these enhancements. + # + if { test -f "$dir/$1" && test -x "$dir/$1"; } || + { test -f "$dir/$1.exe" && test -x "$dir/$1.exe"; }; then + return 0 + fi + done + return 1 +} + +if test -z "$AWK"; then # if set by user, leave it. + if findprog gawk; then + AWK=gawk + else + AWK=awk + fi +fi + export LANG="C" AWKPROG=' |