Listing 3: Setting PATHS for a C shell

1     set paths = ( ~ \
2             /usr/gnu/fileutls \
3              /usr/gnu/bin \
4             /usr/gnu/groff \
5             ~/sccs \
6             /usr/gnu/findutils-4.1 \
7             /usr/local \
8             /usr/bin \
9             /bin \
10     )
11
12     if ($?MANPATH)  unsetenv MANPATH        # to be safe
13     if ($?INFOPATH) unsetenv INFOPATH
14     # look for and add directories if they exist for toolkits
15     foreach i ( $stuff )
16       if ( -d $i/bin ) then
17             if ($?goodpath) then
18               setenv goodpath "$goodpath"":$i/bin"
19             else
20               setenv goodpath $i/bin
21             endif
22        endif
23
24       if (-d $i/man) then
25             if ($?MANPATH) then
26                setenv MANPATH "$MANPATH"":$i/man"
27             else
28                setenv MANPATH $i/man
29             endif
30
31       endif
32       if (-d $i/info) then
33             if ($?INFOPATH) then
34                setenv INFOPATH "$INFOPATH"":$i/info"
35             else
36                setenv INFOPATH $i/info
37             endif
38
39       endif
40     end
41     setenv PATH "$goodpath"":/usr/ucb:/bin:/etc:/usr/etc:."
42
43     unset stuff