findbad

#!/bin/bash

CFILES=`find . -name \*.c -o -name \*.cpp -o -name \*.m`
HFILES=`find . -name \*.h`
OFILES=`find . -name \*.o -o -name \*.obj | egrep -v dummy.o`
SOFILES=`find . -name \*.so -o -name \*.lib -o -name \*.dll -o -name \*.a -o -name \*.bundle`

echo
echo ++++++++++++++++ function prototypes in a '*.c' file +++++++++++++++++++++
egrep '^[a-zA-Z_].*[)].*;' $CFILES | egrep -v ':typedef|[)][(]'

echo
echo ++++++++++++++++ non-extern prototypes in a header file +++++++++++++++++++++
egrep '^[a-zA-Z_].*;' $HFILES | egrep -v ':(extern|typedef)'

echo
echo -n ++++++++++++++++ stuff that should be static but is not +++++++++++++++++++++
nm $OFILES | colrm 1 9 | egrep '^[A-TV-Z] ' | colrm 1 2 | sort | uniq > notU.check
nm $OFILES | colrm 1 9 | egrep '^U ' | colrm 1 2 | sort | uniq > U.check
cat U.check U.check U.check notU.check | sort | uniq -c | sort -n | egrep '1 ' | colrm 1 8 > badtux.check
cat badtux.check | while read a ; do nm $OFILES | egrep ':| . '$a'$' | egrep -B1 ' . '$a'$' ; done | egrep -v -- -- > wh.check
(cat wh.check | tr -d '\n' ; echo) | sed -r -e 's/[.][/]([-0-9a-zA-Z_]*[/])*/\n/g' | sed -r -e 's/:.* / /' | awk '{printf("%-18s %s\n",$1,$2)}' | sort > sorted.check
egrep -v ' main$' sorted.check

echo
echo ++++++++++++++++ things leaking out of shared objects +++++++++++++++++++++
nm $SOFILES | egrep ' [A-TV-Z] [^_]|:' | awk '/.*[/]([^/]+)[.][a-zA-Z]*:/{file=$1} / [A-Za-z] /{printf("%-33s %s\n",file,$3)}' > soD.check
while read a ; do
	for i in $SOFILES ; do
		j=`echo $i | sed -r -e 's/.*[/]([^/]+)[.][a-z]+$/\1/'`
		echo '[^a-zA-Z_0-9]'${j}_$a'$'
	done
done > patterns.check <<-DONE
	get_tool_count
	get_name
	get_icon
	get_description
	requires_colors
	modes
	set_color
	init
	api_version
	shutdown
	click
	drag
	release
	switchin
	switchout
DONE
egrep -v -f patterns.check soD.check

echo
echo ++++++++++++++++ things belonging in .bss that may end up in .data instead +++++++++++++++++++++
egrep '^[a-zA-Z_].*= *(NULL|0|'\'\\0\'') *; *$' $CFILES $HFILES