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[inseparable changes from patch from perl5.003_09 to perl5.003_10]
[perl5.git] / qnx / cpp
1 #! /bin/sh
2 #__USAGE
3 #%C     [-P] [-C] other options
4 #       cpp is a wrapper for wcc to make it work like other cpp's
5 #       -P omit #line directives from the output
6 #       -C pass comments through to the output
7 #
8 #Submitted by Norton T. Allen (allen@huarp.harvard.edu)
9
10 typeset lines=l comments="" redir=""
11 while :; do
12   case $1 in
13         -P) lines=""; shift; continue;;
14         -C) comments=c; shift; continue;;
15   esac
16   break
17 done
18 if [ ! -t 0 ]; then
19   cat >.$$.c
20   redir=.$$.c
21 fi
22 cc -c -Wc,-p$lines$comments -Wc,-pw=0 $* $redir |
23   awk 'NR>1||NF>0 {sub("^ ","");print}'
24 [ -n "$redir" ] && rm -f $redir