Subversion Repositories planix.SVN

#!/bin/rc
rfork e

DB=usbdb
HDR=../lib/usb.h

subs=`{ grep '^ Cl.*' $HDR | 
                sed -e 's/.*Cl([a-z]+)[         ]+=[    ]+([0-9]+).*/-e s.\1,.\2,./' |
                tr A-Z a-z
}
cat<<EOF
/* machine generated. do not edit */
#include <u.h>
#include <libc.h>
#include <thread.h>
#include "usb.h"
#include "usbd.h"

EOF

awk '
/^#|^$/ { next }
collect && /^[^ \t]/{
        collect = 0;
}
$0 ~ /^(embed|auto)/{
        section = $0;
        collect = 1;
        next;
}
collect {
        if(section ~ "embed"){
                printf("extern int %smain(Dev*, int, char**);\n", $1);
        }
}
' $DB
cat <<EOF

Devtab devtab[] = {
        /* device, entrypoint, {csp, csp, csp csp}, vid, did */
EOF

awk '
/^#|^$/ { next }
collect && /^[^ \t]/{
        collect = 0;
}
$0 ~ /^(embed|auto)/{
        section = $0;
        collect = 1;
        next;
}
collect {
        printf("        {\"%s\"", $1);
        if(section ~ "embed"){
                fns[nfns++] = $1;
                printf(",\t%smain", $1);
        } else
                printf(", nil");
        printf(",\t{");
        ncsp = 0;
        vid="-1";
        did="-1";
        args="";
        for(i = 2; i <= NF; i++)
                if($i ~ "^args="){
                        sub("args=", "", $i);
                        for(j = i; j <= NF; j++)
                                if(j > i)
                                        args = args  " " $j;
                                else
                                        args = $j
                }
        for(i = 2; i <= NF; i++){
                if($i ~ "^csp="){
                        ncsp++;
                        sub("csp=", "", $i);
                        printf("%s, ", $i);
                } else
                if($i ~ "^subclass="){
                        ncsp++;
                        sub("subclass=", "", $i);
                        printf("DSC|%s, ", $i);
                } else
                if($i ~ "^class="){
                        ncsp++;
                        sub("class=", "", $i);
                        printf("DCL|%s, ", $i);
                } else
                if($i ~ "^proto="){
                        ncsp++;
                        sub("proto=", "", $i);
                        printf("DPT|%s, ", $i);
                } else
                if($i ~ "^vid="){
                        sub("vid=", "", $i);
                        vid=$i
                } else
                if($i ~ "did="){
                        sub("did=", "", $i);
                        did=$i
                }
        }
        for(i = ncsp; i < 4; i++)
                printf("0, ");
        printf("}, %s, %s, \"%s\"},\n", vid, did, args);
}
' $DB | sed $subs

cat <<EOF
        {nil, nil,      {0, 0, 0, 0, }, -1, -1, nil},
};

/* end of machine generated */
EOF