File: configtoh

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#!/bin/sh
# converts a config file to a C header with appropriate definitions 
#
# usage: configtoh CONFIG

echo "#if !defined (__CONFIG_H__)"
echo "#    define   __CONFIG_H__"
echo
cat $1 | sed -e '/CONFIG_/!d' \
             -e 's/^[ \t]*#.*//' \
             -e 's/"\([^ "]*\)"/\1/g' \
             -e 's/\([^=]*\)=\(\.*\)/#define \1 \2/'
echo
echo
echo "#endif /* __CONFIG_H__ */"


# Below is the original perl code.  We've replaced it with sh/sed
# because perl isn't always available.

# #!/bin/perl
# 
# print "#if !defined (__CONFIG_H__)\n";
# print "#define __CONFIG_H__\n";
# 
# while (<>) {
# 
#     next if m/^\s*#/;
#     
#     next if ! m/\s*([^=\s]+)\s*=\s*([^\s]+)/;
#     print "#define $1 $2\n";
# }
# 
# print "#endif /* __CONFIG_H__ */\n";