d09e66be12
actually print the name (or the numeric value, if they can't figure out the correct name) instead of just returning a pointer to it. Also, since ioctl numbers are not and probably never will be unique, drop support for using a switch statement instead of an if/else chain.
87 lines
1.9 KiB
Bash
87 lines
1.9 KiB
Bash
#!/bin/sh
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#
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# $FreeBSD$
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set -e
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if [ -z "$1" ]; then
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echo "usage: sh $0 include-dir"
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exit 1
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fi
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LC_ALL=C; export LC_ALL
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# Build a list of headers that have ioctls in them.
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# XXX should we use an ANSI cpp?
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ioctl_includes=`
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cd $1
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find -H -s * -name '*.h' |
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xargs egrep -l \
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'^#[ ]*define[ ]+[A-Za-z_][A-Za-z0-9_]*[ ]+_IO[^a-z0-9_]' |
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awk '{printf("#include <%s>\\\\n", $1)}'
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`
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awk -v x="$ioctl_includes" 'BEGIN {print x}' |
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gcc -E -I$1 -dM -DCOMPAT_43TTY - |
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awk -v ioctl_includes="$ioctl_includes" '
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BEGIN {
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print "/* XXX obnoxious prerequisites. */"
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print "#define COMPAT_43"
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print "#define COMPAT_43TTY"
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print "#include <sys/param.h>"
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print "#include <sys/devicestat.h>"
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print "#include <sys/disklabel.h>"
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print "#include <sys/socket.h>"
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print "#include <sys/time.h>"
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print "#include <sys/tty.h>"
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print "#include <bsm/audit.h>"
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print "#include <net/ethernet.h>"
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print "#include <net/if.h>"
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print "#include <net/if_var.h>"
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print "#include <net/pfvar.h>"
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print "#include <net/route.h>"
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print "#include <netinet/in.h>"
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print "#include <netinet/ip_mroute.h>"
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print "#include <netinet6/in6_var.h>"
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print "#include <netinet6/nd6.h>"
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print "#include <netinet6/ip6_mroute.h>"
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print "#include <stdio.h>"
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print "#include <cam/cam.h>"
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print ""
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print "void ioctlname(unsigned long val, int decimal);"
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print ""
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print ioctl_includes
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print ""
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print "void"
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print "ioctlname(unsigned long val, int decimal)"
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print "{"
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print "\tconst char *str = NULL;"
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print ""
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}
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/^#[ ]*define[ ]+[A-Za-z_][A-Za-z0-9_]*[ ]+_IO/ {
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# find where the name starts
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for (i = 1; i <= NF; i++)
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if ($i ~ /define/)
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break;
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++i;
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#
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print("\t");
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if (n++ > 0)
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print("else ");
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printf("if (val == %s)\n", $i);
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printf("\t\tstr = \"%s\";\n", $i);
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}
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END {
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print "\n"
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print "\tif (str != NULL)\n"
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print "\t\tprintf(\"%s\", str);\n"
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print "\telse if (decimal)\n"
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print "\t\tprintf(\"%lu\", val);\n"
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print "\telse\n"
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print "\t\tprintf(\"%#lx\", val);\n"
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print "}"
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}
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'
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