151 lines
4.7 KiB
Bash
Executable File
151 lines
4.7 KiB
Bash
Executable File
#!/bin/sh
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# Create devices
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# Author: Igor Pechtchanski <pechtcha@cs.nyu.edu>
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# Version: 1.1
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#
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# Script parameters
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# Number of devices of a certain type to be created - change if more needed
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# ttys
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CREATE_TTY=32
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# serial ttys
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CREATE_TTYS=16
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# floppy drives
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CREATE_FD=3
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# compact disks
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CREATE_SCD=3
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# hard drives
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CREATE_SD=3
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# hard drive partitions
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CREATE_SD_PART=3
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# tape drives
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CREATE_ST=3
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# Parameters end here -- you shouldn't have to change anything below this line
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usage() {
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echo "Usage: $0 [--verbose|-v]"
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echo " or $0 --debug|-n"
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echo " or $0 --help|-h"
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echo " or $0 --version|-V"
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echo ""
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echo "--verbose, -v Print commands as they are executed"
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echo "--debug, -n Don't execute commands, just print what will be done"
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echo "--help, -h Print this message and exit"
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echo "--version, -V Print the program version and exit"
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}
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if [ "x$1" = "x--debug" -o "x$1" = "x-n" ]; then
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touch() { echo touch "$@"; }
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ln() { echo ln "$@"; }
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mkdir() { echo mkdir "$@"; }
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cd() { echo cd "$@"; }
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shift
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elif [ "x$1" = "x--help" -o "x$1" = "x-h" ]; then
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usage
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exit 0
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elif [ "x$1" = "x--version" -o "x$1" = "x-V" ]; then
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echo -n "$0, "
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sed -n '/^# Version: /{s/^# // p}' "$0"
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exit 0
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elif [ "x$1" = "x--verbose" -o "x$1" = "x-v" ]; then
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set -x
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elif [ "x$1" != "x" ]; then
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echo "Invalid parameter: $1"
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usage
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exit 1
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fi
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error() { echo "$@" && exit 1; }
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# Maximum number of tty devices
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NUM_TTY=64
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[ -z "$CREATE_TTY" ] && CREATE_TTY="$NUM_TTY"
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[ "$CREATE_TTY" -gt "$NUM_TTY" ] && error "Too many ttys: $CREATE_TTY"
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# Maximum number of ttyS (serial tty) devices
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NUM_TTYS=16
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[ -z "$CREATE_TTYS" ] && CREATE_TTYS="$NUM_TTYS"
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[ "$CREATE_TTYS" -gt "$NUM_TTYS" ] && \
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error "Too many serial ttys: $CREATE_TTYS"
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# Maximum number of st (tape) devices
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NUM_ST=16
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[ -z "$CREATE_ST" ] && CREATE_ST="$NUM_ST"
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[ "$CREATE_ST" -gt "$NUM_ST" ] && error "Too many tape devices: $CREATE_ST"
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# Maximum number of fd (floppy drive) devices
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NUM_FD=16
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[ -z "$CREATE_FD" ] && CREATE_FD="$NUM_FD"
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[ "$CREATE_FD" -gt "$NUM_FD" ] && error "Too many floppy drives: $CREATE_FD"
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# Maximum number of scd (compact disk) devices
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NUM_SCD=16
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[ -z "$CREATE_SCD" ] && CREATE_SCD="$NUM_SCD"
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[ "$CREATE_SCD" -gt "$NUM_SCD" ] && error "Too many compact disks: $CREATE_SCD"
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# Maximum number of sd (hard disk) physical devices
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NUM_SD=16
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[ -z "$CREATE_SD" ] && CREATE_SD="$NUM_SD"
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[ "$CREATE_SD" -gt "$NUM_SD" ] && error "Too many hard drives: $CREATE_SD"
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# Maximum number of sd (hard disk) partition devices
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NUM_SD_PART=16
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[ -z "$CREATE_SD_PART" ] && CREATE_SD_PART="$NUM_SD_PART"
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[ "$CREATE_SD_PART" -gt "$NUM_SD_PART" ] && \
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error "Too many hard drive partitions: $CREATE_SD_PART"
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# Sequence of numbers from $2(0) to $1-1
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NUMS() {
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[ -z "$2" ] && set -- "$1" 0;
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seq -s " " $2 1 $(expr $1 - 1) 2>/dev/null;
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}
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# Sequence of letters from 'a' to 'a'+$1-1
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LTRS() {
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/bin/echo -e $(printf '\\%o ' $(seq -s " " 97 1 $(expr 96 + $1) 2>/dev/null));
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}
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# Actual /dev directory
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DEVDIR="$(cygpath -au "C:/$(cygpath -aw /dev)" | sed 's,/c/\(.\):/,/\1/,')"
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[ -e "$DEVDIR" -a ! -d "$DEVDIR" ] && \
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error "$DEVDIR exists and is not a directory"
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[ ! -e "$DEVDIR" ] && \
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(mkdir "$DEVDIR" || error "Unable to create $DEVDIR")
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[ ! -e "$DEVDIR" -o -w "$DEVDIR" ] || \
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error "$DEVDIR exists, but isn't writeable"
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cd "$DEVDIR" || error "Unable to cd to $DEVDIR"
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# - (0,252): fifo
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for i in fifo; do touch ./"$i"; done
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# - (1,*): mem kmem null zero port random urandom
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for i in mem kmem null zero port random urandom; do touch ./"$i"; done
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# - (2,*): floppies
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for i in $(NUMS $CREATE_FD); do touch ./"fd$i"; done
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# - (5,*): tty console ptmx conout conin
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for i in tty console ptmx conout conin; do touch ./"$i"; done
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# - (8,*): hard disks
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for j in $(LTRS $CREATE_SD); do
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for i in "" $(NUMS $CREATE_SD_PART 1); do touch ./"sd$j$i"; done
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done
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# - (9,*) tape drives (rewind/no rewind)
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for i in $(NUMS $CREATE_ST); do touch ./"st$i"; done
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for i in $(NUMS $CREATE_ST); do touch ./"nst$i"; done
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# - (11,*) compact disks
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for i in $(NUMS $CREATE_SCD); do touch ./"scd$i"; done
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for i in $(NUMS $CREATE_SCD); do touch ./"sr$i"; done
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# - (13,*) clipboard windows
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for i in clipboard windows; do touch ./"$i"; done
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# - (14,3) dsp
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for i in dsp; do touch ./"$i"; done
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# - (117,*) serial
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for i in $(NUMS $CREATE_TTYS); do touch ./"ttyS$i"; done
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for i in com0; do touch ./"$i"; done
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# TODO: how do we deal with the other com*?
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# - (128,0) tty master
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for i in ttym; do touch ./"$i"; done
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# - (136,*) tty
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for i in $(NUMS $CREATE_TTY); do touch ./"tty$i"; done
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# Create pipes
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for i in pipe; do touch ./"$i"; done
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# Create symbolic links
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[ ! -e console ] && ln -s tty ./console
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[ ! -e floppy ] && ln -s fd0 ./floppy
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[ ! -e cdrom ] && ln -s scd0 ./cdrom
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[ ! -e tape ] && ln -s st0 ./tape
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[ ! -e audio ] && ln -s dsp ./audio
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