This is the new cpp-less auto-extern generator. It should be
drop-in compatible with the previous genextern.sh, which was causing
problems with the linux cpp.
I'd appreciate it if people could tell me how this fares on linux and
other systems before it goes into the 1.0.6 release.
Cheers,
Julian.
#!/bin/sh
# $Id: genextern.sh,v 1.11 1997/03/06 10:48:56 proff Exp $
# cute huh?
# --proff
(
cat $* | egrep '^X(add|dir|def|ndef)? *\(') |\
sed -e '{
s/^X *(\(.*\))/extern \1;/
s/^Xadd *(\(.*\))/\1/
s/^Xdir *(\(.*\))/#\1/
s/^Xdef *(\([^,]*\), *\(.*\))[ ]*$/#if defined(\1)\
\2;\
#endif\
/
s/^Xndef *(\([^,]*\), *\(.*\))[ ]*$/#if !defined(\1)\
\2;\
#endif\
/
}
'| (cat <<END
#ifdef __cplusplus
extern "C" {
#endif
#ifndef X
# define X(y) y
#endif
#ifndef Xadd
# define Xadd(y)
#endif
#ifndef Xdir
# define Xdir(y)
#endif
#ifndef Xdef
# define Xdef(x,y) y
#endif
#ifndef Xndef
# define Xndef(x,y) y
#endif
END
cat
cat <<END2
#ifdef __cplusplus
}
#endif
END2
)
