retire nonsymbolic rootdev, dev2name
This commit is contained in:
Ben Gras
parent
71d5865b10
commit
62aac7f191
@ -6,7 +6,7 @@ SUBDIR= add_route arp ash at backup banner basename btrace cal \
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cawf cd cdprobe cpp \
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chmod chown ci cleantmp clear cmp co \
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comm compress cp crc cron crontab cut \
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dd decomp16 DESCRIBE dev2name devmand devsize df dhcpd \
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dd decomp16 DESCRIBE devmand devsize df dhcpd \
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dhrystone diff dirname diskctl dumpcore \
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eject elvis env expand factor fbdctl \
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find finger fingerd fix fold format fortune fsck.mfs \
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@ -1,5 +0,0 @@
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PROG= dev2name
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BINDIR= /bin
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MAN=
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.include <bsd.prog.mk>
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@ -1,54 +0,0 @@
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/* Translate internal FS device number to a /dev/ name. */
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#include <stdio.h>
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#include <string.h>
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#include <stdlib.h>
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#include <dirent.h>
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#include <unistd.h>
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#include <sys/stat.h>
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#include <sys/types.h>
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#include <minix/config.h>
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#include <minix/const.h>
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#define PATH_DEV "/dev"
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int
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main(int argc, char *argv[])
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{
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DIR *dev;
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struct dirent *e;
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int dev_n;
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if(argc <= 1 || argc > 3) {
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fprintf(stderr, "Usage: \n"
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"%s <major> <minor>\n"
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"%s <devicenumber>\n", argv[0], argv[0]);
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return 1;
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} else if(argc == 2) dev_n = atoi(argv[1]);
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else if(argc == 3) dev_n = (atoi(argv[1]) << MAJOR) | atoi(argv[2]);
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if(chdir(PATH_DEV) < 0) {
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perror(PATH_DEV " chdir");
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return 1;
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}
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if(!(dev=opendir("."))) {
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perror(". in " PATH_DEV);
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return 1;
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}
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while((e=readdir(dev))) {
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struct stat st;
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if(stat(e->d_name, &st) < 0) {
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continue;
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}
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if((st.st_mode & (S_IFBLK | S_IFCHR)) && dev_n == st.st_rdev) {
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printf("%s/%s\n", PATH_DEV, e->d_name);
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return 0;
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}
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}
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return 1;
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}
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@ -8,7 +8,7 @@ install:
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all:
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PROG_DRIVERS=at_wini floppy pci
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PROG_COMMANDS=cdprobe dev2name loadramdisk mount fsck.mfs sysenv sh \
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PROG_COMMANDS=cdprobe loadramdisk mount fsck.mfs sysenv sh \
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service
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PROG_SERVERS=mfs procfs
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PROG_USRSBIN=pwd_mkdb
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@ -3,7 +3,6 @@ boot
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d--755 0 0
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bin d--755 0 0
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cdprobe ---755 0 0 cdprobe
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dev2name ---755 0 0 dev2name
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fsck.mfs ---755 0 0 fsck.mfs
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mount ---755 0 0 mount
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sh ---755 0 0 sh
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@ -3,7 +3,6 @@ boot
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d--755 0 0
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bin d--755 0 0
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cdprobe ---755 0 0 cdprobe
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dev2name ---755 0 0 dev2name
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loadramdisk ---755 0 0 loadramdisk
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mount ---755 0 0 mount
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sh ---755 0 0 sh
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@ -24,12 +24,9 @@ fi
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/bin/service up /sbin/procfs || echo "WARNING: couldn't start procfs"
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if /bin/sysenv rootdevname >/dev/null
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then
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rootdevname=/dev/`/bin/sysenv rootdevname`
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else
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rootdev=`/bin/sysenv rootdev` || echo 'No rootdev?'
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rootdevname=`/bin/dev2name "$rootdev"` ||
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{ echo 'No device name for root device'; exit 1; }
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then rootdevname=/dev/`/bin/sysenv rootdevname`
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else echo "rootdevname not set"
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exit 1
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fi
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if [ "`sysenv bin_img`" = 1 ]
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@ -49,19 +46,11 @@ then
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loadramdisk "$cddev"p1
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elif [ "$rootdevname" = "/dev/ram" ]
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then
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if /bin/sysenv rootdevname >/dev/null
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then
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ramimagename=/dev/`/bin/sysenv ramimagename`
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else
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ramimagedev=`/bin/sysenv ramimagedev` ||
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{ echo 'ramimagedev not found'; exit 1; }
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ramimagename=`/bin/dev2name "$ramimagedev"` ||
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{ echo 'No device name for ramimagedev'; exit 1; }
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fi
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echo "Loading ramdisk from $ramimagename"
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loadramdisk "$ramimagename" || echo "WARNING: loadramdisk failed"
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fi
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echo "Root device name is $rootdevname"
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if [ -e $FSCK ]
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then $FSCK -p $rootdevname
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@ -1,7 +1,7 @@
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MAN= ash.1 at.1 banner.1 basename.1 \
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bsfilt.1 cal.1 cawf.1 chgrp.1 \
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chmod.1 cksum.1 clear.1 cmp.1 comm.1 compress.1 \
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cp.1 crc.1 crontab.1 ctags.1 dd.1 dev2name.1 \
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cp.1 crc.1 crontab.1 ctags.1 dd.1 \
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df.1 dhrystone.1 dosdir.1 dosread.1 doswrite.1 \
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dumpcore.1 echo.1 eject.1 elvis.1 elvrec.1 \
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env.1 expand.1 expr.1 factor.1 \
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@ -1,30 +0,0 @@
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.TH DEV2NAME 1
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.SH NAME
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dev2name \- obtain device name given its number
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.SH SYNOPSIS
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\fBdev2name\fR \fIdeviceno\fR
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.br
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\fBdev2name\fR \fImajor\fR \fIminor\fR
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.br
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.de FL
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.TP
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\\fB\\$1\\fR
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\\$2
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..
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.SH OPTIONS
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.TP 5
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.B \fImajor\fR
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# Major device number for which to obtain device name
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.TP 5
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.B \fIminor\fR
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# Minor device number for which to obtain device name
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.TP 5
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.B \fIdeviceno\fR
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# Full device number for which to obtain device name (specifies the minor device number in the low-order byte and the major device number in the remainder)
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.SH DESCRIPTION
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.PP
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This utility locates a file in \fB/dev\fR that represents the device with the specified major/minor device number and prints its name to the standard output. The exit code is zero if such a device is found and non-zero if no such device was found.
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.SH "SEE ALSO"
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.BR mknod (1),
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.BR DESCRIBE (1),
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.BR MAKEDEV (1).
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