diff options
Diffstat (limited to 'mcon/U/spitshell.U')
| -rw-r--r-- | mcon/U/spitshell.U | 45 |
1 files changed, 30 insertions, 15 deletions
diff --git a/mcon/U/spitshell.U b/mcon/U/spitshell.U index d6e056a..1692b52 100644 --- a/mcon/U/spitshell.U +++ b/mcon/U/spitshell.U @@ -1,12 +1,12 @@ -?RCS: $Id: spitshell.U,v 3.0.1.4 1997/02/28 16:22:12 ram Exp $ +?RCS: $Id$ ?RCS: -?RCS: Copyright (c) 1991-1993, Raphael Manfredi +?RCS: Copyright (c) 1991-1997, 2004-2006, Raphael Manfredi ?RCS: ?RCS: You may redistribute only under the terms of the Artistic Licence, ?RCS: as specified in the README file that comes with the distribution. ?RCS: You may reuse parts of this distribution only within the terms of ?RCS: that same Artistic Licence; a copy of which may be found at the root -?RCS: of the source tree for dist 3.0. +?RCS: of the source tree for dist 4.0. ?RCS: ?RCS: $Log: spitshell.U,v $ ?RCS: Revision 3.0.1.4 1997/02/28 16:22:12 ram @@ -26,7 +26,7 @@ ?RCS: Revision 3.0 1993/08/18 12:09:49 ram ?RCS: Baseline for dist 3.0 netwide release. ?RCS: -?MAKE:spitshell shsharp sharpbang: eunicefix sh +?MAKE:spitshell shsharp sharpbang: eunicefix sh Head ?MAKE: -pick add $@ %< ?S:spitshell: ?S: This variable contains the command necessary to spit out a runnable @@ -40,7 +40,10 @@ ?S: This variable contains the string #! if this system supports that ?S: construct. ?S:. -?T:xcat +?F:!sharp +?T:xcat p +?X: "paths" comes from Head +?LINT:extern paths _exe : see if sh knows # comments ?X: This is loaded up early, so avoid being chatty. ?X: echo " " @@ -52,19 +55,31 @@ if `$sh -c '#' >/dev/null 2>&1`; then ?X: echo " " ?X: echo "Okay, let's see if #! works on this system..." xcat=/bin/cat - test -f $xcat || xcat=/usr/bin/cat - echo "#!$xcat" >try - $eunicefix try - chmod +x try - ./try > today + test -f $xcat$_exe || xcat=/usr/bin/cat + if test ! -f $xcat$_exe; then + for p in `echo $PATH | sed -e "s/$p_/ /g"` $paths; do + if test -f $p/cat$_exe; then + xcat=$p/cat + break + fi + done + if test ! -f $xcat$_exe; then + echo "Can't find cat anywhere!" + exit 1 + fi + fi + echo "#!$xcat" >sharp + $eunicefix sharp + chmod +x sharp + ./sharp > today 2>/dev/null if test -s today; then ?X: echo "It does." sharpbang='#!' else - echo "#! $xcat" > try - $eunicefix try - chmod +x try - ./try > today + echo "#! $xcat" > sharp + $eunicefix sharp + chmod +x sharp + ./sharp > today 2>/dev/null if test -s today; then ?X: echo "It does." sharpbang='#! ' @@ -88,5 +103,5 @@ else echo "I presume that if # doesn't work, #! won't work either!" sharpbang=': use ' fi -rm -f try today +rm -f sharp today |