diff --git a/bin/df/Makefile b/bin/df/Makefile new file mode 100644 index 0000000..d2b7326 --- /dev/null +++ b/bin/df/Makefile @@ -0,0 +1,32 @@ +# +# This makefile is intended for use with dmake(1) on Apple IIGS +# +# Created by Dave Tribby, August 1997 +# Modified by Evan Day, September 1997 +# +# $Id: Makefile,v 1.1 1997/10/03 05:42:18 gdr Exp $ + +# Program name +PROG= df +# Source files +SRCS= df.c gnodf.c + +# If optimization wasn't set on the command line use 79, since +# df has been tested to work at that level. +.IF $(OPTIMIZE) == $(NULL) + OPTIMIZE=79 +.END + +# Current implementation is using 960 bytes give or take +STACK = 1024 + +# Installation point +BINDIR = /bin + +.INCLUDE : /src/gno/prog.mk + +# +# Additional dependancies +# +tr.o:: df.h +str.o:: df.h diff --git a/bin/df/df.1 b/bin/df/df.1 new file mode 100644 index 0000000..e90bd63 --- /dev/null +++ b/bin/df/df.1 @@ -0,0 +1,104 @@ +.\" Copyright (c) 1989, 1990, 1993 +.\" The Regents of the University of California. All rights reserved. +.\" +.\" Redistribution and use in source and binary forms, with or without +.\" modification, are permitted provided that the following conditions +.\" are met: +.\" 1. Redistributions of source code must retain the above copyright +.\" notice, this list of conditions and the following disclaimer. +.\" 2. Redistributions in binary form must reproduce the above copyright +.\" notice, this list of conditions and the following disclaimer in the +.\" documentation and/or other materials provided with the distribution. +.\" 3. All advertising materials mentioning features or use of this software +.\" must display the following acknowledgement: +.\" This product includes software developed by the University of +.\" California, Berkeley and its contributors. +.\" 4. Neither the name of the University nor the names of its contributors +.\" may be used to endorse or promote products derived from this software +.\" without specific prior written permission. +.\" +.\" THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND +.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE +.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE +.\" ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE +.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL +.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS +.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) +.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT +.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY +.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF +.\" SUCH DAMAGE. +.\" +.\" @(#)df.1 8.3 (Berkeley) 5/8/95 +.\" +.\" $Id: df.1,v 1.1 1997/10/03 05:42:18 gdr Exp $ +.\" +.TH DF 1 "04 August 1997" GNO "Commands and Applications" +.SH NAME +.BR df +\- display free disk space and disk usage statistics +.SH SYNOPSIS +.BR df " [" -k "] [" -t +.IR "FST list" +] +.IR devnum +| +.IR vol +| +.IR file ... +.SH DESCRIPTION +displays statistics about the amount of free disk space on the +specified device number +.IR devnum +(.d##), on the specified volume +.IR vol +or on the volume of which +.IR file +is a part. More than one device number, volume, or file may be +listed, and types can be mixed in the argument list. +.LP +Values are displayed in 512-byte per block block counts. +If neither a file or a filesystem operand is specified, +statistics for all mounted filesystems are displayed. +Devices without valid media (e.g. a 3.5" disk drive with +no disk in the drive) are not included in the output. +.SH OPTIONS +The following options are available: +.IP \fB-k\fR +Use 1024-byte (1-Kbyte) blocks rather than the default. Note +that this overrides the +.BR BLOCKSIZE +specification from the environment. +.IP "\fB-t\fR \fIfst1,...,fstN\fR" +Only print out statistics for filesystems of the specified types. +More than one type may be specified in a comma separated list. +The list of filesystem types can be prefixed with +.IR no +to specify the filesystem types for which action should +not be taken. +.LP +For example, the +.BR df +command: +.nf + df -t nohfs,msdos +.fi +lists all filesystems except those of type +.IR HFS +and +.IR MS-DOS +.LP +Acceptable filesystem types are as follows: +.IP +prodos, dos33, dos32, pascal, mfs, hfs, lisa, cpm, +msdos, highsierra, iso9660, appleshare. +.SH ENVIRONMENT VARIABLES +.IP \fBBLOCKSIZE\fR +If the environment variable +.BR BLOCKSIZE +is set, the block counts will be displayed in units of that size block. +.SH HISTORY +.BR df +for GNO/ME was originally built-in to gsh(1). The implementation of +.BR df +is based on FreeBSD source code and distributed with GNO/ME v2.0.6 diff --git a/bin/df/df.c b/bin/df/df.c new file mode 100644 index 0000000..4362920 --- /dev/null +++ b/bin/df/df.c @@ -0,0 +1,510 @@ +/* + * Copyright (c) 1980, 1990, 1993, 1994 + * The Regents of the University of California. All rights reserved. + * (c) UNIX System Laboratories, Inc. + * All or some portions of this file are derived from material licensed + * to the University of California by American Telephone and Telegraph + * Co. or Unix System Laboratories, Inc. and are reproduced herein with + * the permission of UNIX System Laboratories, Inc. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the University of + * California, Berkeley and its contributors. + * 4. Neither the name of the University nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * $Id: df.c,v 1.1 1997/10/03 05:42:18 gdr Exp $ + */ + +/* + * df for GNO/ME v2.0.6 + * $ID$ + */ + +#ifndef __GNO__ +#ifndef lint +static char const copyright[] = +"@(#) Copyright (c) 1980, 1990, 1993, 1994\n\ + The Regents of the University of California. All rights reserved.\n"; +#endif /* not lint */ +#endif + +#ifndef __GNO__ +#ifndef lint +static char const sccsid[] = "@(#)df.c 8.9 (Berkeley) 5/8/95"; +#endif /* not lint */ +#endif + +#include +#include +#ifndef __GNO__ +#include +#include +#else +#include "df.h" +#endif + +#include +#include +#include +#include +#include +#include +#include + +#ifndef __GNO__ +int checkvfsname __P((const char *, char **)); +char **makevfslist __P((char *)); +#else +void makevfslist __P((char *)); +#endif +#ifndef __GNO__ +long regetmntinfo __P((struct statfs **, long, char **)); +int bread __P((off_t, void *, int)); +char *getmntpt __P((char *)); +#endif +void prtstat __P((struct statfs *, int)); +#ifndef __GNO__ +void ufs_df __P((char *, int)); +#endif +void usage __P((void)); + +int iflag, nflag; +struct ufs_args mdev; + +#ifdef __STACK_CHECK__ +#include + +static void cleanup(void) +{ + (void) fprintf(stderr, "Stack Usage: %d\n", _endStackCheck()); +} +#endif + +/* + The #ifdef's get quite messy, as there are certain filesystem things that + GNO/ME doesn't handle the same as UNIX. A lot of code is #ifdef'd out, but + left here with the thought that in the future some of it may be useful as + new libraries or FSTs are created. + + The files gnodf.c contains a couple of UNIX library functions I've recreated + well enough to work for this applications, but I wouldn't even think of + adding to a library... + + In particular, I muck with the statfs structure. DO NOT CALL statfs() or + fstatfs() with this structure. It may work and may cause a crash. This + structure is strictly for use with df(1) and the hacked functions in gnodf.c + which fill in fields with GS/OS calls, not kernel calls. + */ + +int +#ifndef __STDC__ +main(argc, argv) + int argc; + char *argv[]; +#else +main(int argc, char *argv[]) +#endif +{ + struct stat stbuf; + struct statfs statfsbuf, *mntbuf; + long mntsize; + int ch, err, i, maxwidth, width; +#ifndef __GNO__ + char *mntpt, **vfslist; + + vfslist = NULL; +#else + char *mntpt; +#endif + +#ifdef __STACK_CHECK__ + atexit(cleanup); + _beginStackCheck(); +#endif + +#ifndef __GNO__ + while ((ch = getopt(argc, argv, "iknt:")) != -1) +#else + while ((ch = getopt(argc, argv, "kt:")) != -1) +#endif + switch (ch) { +#ifndef __GNO__ + case 'i': + iflag = 1; + break; +#endif + case 'k': + putenv("BLOCKSIZE=1k"); + break; +#ifndef __GNO__ + case 'n': + nflag = 1; + break; +#endif + case 't': +#ifndef __GNO__ + if (vfslist != NULL) +#else + if (vfslist[14]) +#endif + errx(1, "only one -t option may be specified."); +#ifndef __GNO__ + vfslist = makevfslist(optarg); +#else + makevfslist(optarg); +#endif + break; + case '?': + default: + usage(); + } + argc -= optind; +#ifndef __ORCAC__ + argv += optind; +#else + argv = argv + optind; +#endif + + mntsize = getmntinfo(&mntbuf, MNT_NOWAIT); + maxwidth = 0; + for (i = 0; i < mntsize; i++) { + width = strlen(mntbuf[i].f_mntfromname); + if (width > maxwidth) + maxwidth = width; + } + + if (!*argv) { +#ifndef __GNO__ + mntsize = regetmntinfo(&mntbuf, mntsize, vfslist); + if (vfslist != NULL) { + maxwidth = 0; + for (i = 0; i < mntsize; i++) { + width = strlen(mntbuf[i].f_mntfromname); + if (width > maxwidth) + maxwidth = width; + } + } +#endif + for (i = 0; i < mntsize; i++) + prtstat(&mntbuf[i], maxwidth); + exit(0); + } + + for (; *argv; argv++) { + if (stat(*argv, &stbuf) < 0) { + err = errno; +#ifndef __GNO__ + if ((mntpt = getmntpt(*argv)) == 0) { + warn("%s", *argv); + continue; + } +#else + warn("%s", *argv); + continue; +#endif +#ifndef __GNO__ + } else if ((stbuf.st_mode & S_IFMT) == S_IFCHR) { + ufs_df(*argv, maxwidth); + continue; + } else if ((stbuf.st_mode & S_IFMT) == S_IFBLK) { + if ((mntpt = getmntpt(*argv)) == 0) { + mntpt = mktemp(strdup("/tmp/df.XXXXXX")); + mdev.fspec = *argv; + if (mkdir(mntpt, DEFFILEMODE) != 0) { + warn("%s", mntpt); + continue; + } + if (mount("ufs", mntpt, MNT_RDONLY, + &mdev) != 0) { + ufs_df(*argv, maxwidth); + (void)rmdir(mntpt); + continue; + } else if (statfs(mntpt, &statfsbuf) == 0) { + statfsbuf.f_mntonname[0] = '\0'; + prtstat(&statfsbuf, maxwidth); + } else + warn("%s", *argv); + (void)unmount(mntpt, 0); + (void)rmdir(mntpt); + continue; + } +#endif + } else + mntpt = *argv; + /* + * Statfs does not take a `wait' flag, so we cannot + * implement nflag here. + */ + +#ifndef __GNO__ + if (statfs(mntpt, &statfsbuf) < 0) { + warn("%s", mntpt); + continue; + } +#else + strcpy(statfsbuf.f_mntonname, mntpt); + if (nameinfo(&statfsbuf) < 0) { + warn("%s", statfsbuf.f_mntonname); + continue; + } +#endif + + if (argc == 1) + maxwidth = strlen(statfsbuf.f_mntfromname) + 1; + prtstat(&statfsbuf, maxwidth); + } + return (0); +} + +#ifndef __GNO__ +char * +#ifndef __STDC__ +getmntpt(name) + char *name; +#else +getmntpt(char *name) +#endif +{ + long mntsize, i; + struct statfs *mntbuf; + + mntsize = getmntinfo(&mntbuf, MNT_NOWAIT); + for (i = 0; i < mntsize; i++) { + if (!strcmp(mntbuf[i].f_mntfromname, name)) + return (mntbuf[i].f_mntonname); + } + return (0); +} +#endif + +#ifndef __GNO__ +/* + * Make a pass over the filesystem info in ``mntbuf'' filtering out + * filesystem types not in vfslist and possibly re-stating to get + * current (not cached) info. Returns the new count of valid statfs bufs. + */ +long +#ifndef __STDC__ +regetmntinfo(mntbufp, mntsize, vfslist) + struct statfs **mntbufp; + long mntsize; + char **vfslist; +#else +regetmntinfo(struct fsinfo **mntbufp, long mntsize, char **vfslist) +#endif +{ + int i, j; + struct statfs *mntbuf; + + if (vfslist == NULL) + return (nflag ? mntsize : getmntinfo(mntbufp, MNT_WAIT)); + + mntbuf = *mntbufp; + for (j = 0, i = 0; i < mntsize; i++) { + if (checkvfsname(mntbuf[i].f_fstypename, vfslist)) + continue; + if (!nflag) + (void)statfs(mntbuf[i].f_mntonname,&mntbuf[j]); + else if (i != j) + mntbuf[j] = mntbuf[i]; + j++; + } + return (j); +} +#endif + +/* + * Convert statfs returned filesystem size into BLOCKSIZE units. + * Attempts to avoid overflow for large filesystems. + */ +#define fsbtoblk(num, fsbs, bs) \ + (((fsbs) != 0 && (fsbs) < (bs)) ? \ + (num) / ((bs) / (fsbs)) : (num) * ((fsbs) / (bs))) + +/* + * Print out status about a filesystem. + */ +void +#ifndef __STDC__ +prtstat(sfsp, maxwidth) + struct statfs *sfsp; + int maxwidth; +#else +prtstat(struct statfs *sfsp, int maxwidth) +#endif +{ + static long blocksize; + static int headerlen, timesthrough; + static char *header; + long used, availblks, inodes; + + if (maxwidth < 11) + maxwidth = 11; + if (++timesthrough == 1) { + header = getbsize(&headerlen, &blocksize); +#ifdef __GNO__ + (void)printf("Dev# "); +#endif + (void)printf("%-*.*s %s Used Avail Capacity", + maxwidth, maxwidth, "Filesystem", header); + if (iflag) + (void)printf(" iused ifree %%iused"); +#ifdef __GNO__ + (void)printf("%12s", "FST"); +#endif + (void)printf(" Mounted on\n"); + } +#ifdef __GNO__ + if(!vfslist[sfsp->f_type]) + return; + (void)printf(".d%-2ld ", (sfsp->f_fsid).lo); +#endif + (void)printf("%-*.*s", maxwidth, maxwidth, sfsp->f_mntfromname); + used = sfsp->f_blocks - sfsp->f_bfree; + availblks = sfsp->f_bavail + used; + (void)printf(" %*ld %7ld %7ld", headerlen, + fsbtoblk(sfsp->f_blocks, sfsp->f_bsize, blocksize), + fsbtoblk(used, sfsp->f_bsize, blocksize), + fsbtoblk(sfsp->f_bavail, sfsp->f_bsize, blocksize)); + (void)printf(" %5.0f%%", + availblks == 0 ? 100.0 : (double)used / (double)availblks * 100.0); + if (iflag) { + inodes = sfsp->f_files; + used = inodes - sfsp->f_ffree; + (void)printf(" %7ld %7ld %5.0f%% ", used, sfsp->f_ffree, + inodes == 0 ? 100.0 : (double)used / (double)inodes * 100.0); + } else + (void)printf(" "); +#ifdef __GNO__ + (void)printf("%12s", fs_name[sfsp->f_type]); +#endif + (void)printf(" %s\n", sfsp->f_mntonname); +} + +#ifndef __GNO__ +/* + * This code constitutes the pre-system call Berkeley df code for extracting + * information from filesystem superblocks. + */ +#include +#include +#include +#include + +union { + struct fs iu_fs; + char dummy[SBSIZE]; +} sb; +#define sblock sb.iu_fs + +int rfd; + +void +#ifndef __STDC__ +ufs_df(file, maxwidth) + char *file; + int maxwidth; +#else +ufs_df(char *file, int maxwidth) +#endif +{ + struct statfs statfsbuf; + struct statfs *sfsp; + char *mntpt; + static int synced; + + if (synced++ == 0) + sync(); + + if ((rfd = open(file, O_RDONLY)) < 0) { + warn("%s", file); + return; + } + if (bread((off_t)SBOFF, &sblock, SBSIZE) == 0) { + (void)close(rfd); + return; + } + sfsp = &statfsbuf; + sfsp->f_type = 1; + strcpy(sfsp->f_fstypename, "ufs"); + sfsp->f_flags = 0; + sfsp->f_bsize = sblock.fs_fsize; + sfsp->f_iosize = sblock.fs_bsize; + sfsp->f_blocks = sblock.fs_dsize; + sfsp->f_bfree = sblock.fs_cstotal.cs_nbfree * sblock.fs_frag + + sblock.fs_cstotal.cs_nffree; + sfsp->f_bavail = freespace(&sblock, sblock.fs_minfree); + sfsp->f_files = sblock.fs_ncg * sblock.fs_ipg; + sfsp->f_ffree = sblock.fs_cstotal.cs_nifree; + sfsp->f_fsid.val[0] = 0; + sfsp->f_fsid.val[1] = 0; + if ((mntpt = getmntpt(file)) == 0) + mntpt = ""; + memmove(&sfsp->f_mntonname[0], mntpt, MNAMELEN); + memmove(&sfsp->f_mntfromname[0], file, MNAMELEN); + prtstat(sfsp, maxwidth); + (void)close(rfd); +} + +int +#ifndef __STDC__ +bread(off, buf, cnt) + off_t off; + void *buf; + int cnt; +#else +bread(off_t off, void *buf, int cnt) +#endif +{ + int nr; + + (void)lseek(rfd, off, SEEK_SET); + if ((nr = read(rfd, buf, cnt)) != cnt) { + /* Probably a dismounted disk if errno == EIO. */ + if (errno != EIO) + (void)fprintf(stderr, "\ndf: %qd: %s\n", + off, strerror(nr > 0 ? EIO : errno)); + return (0); + } + return (1); +} +#endif + +void +#ifndef __STDC__ +usage() +#else +usage(void) +#endif +{ + (void)fprintf(stderr, +#ifndef __GNO__ + "usage: df [-ikn] [-t type] [file | filesystem ...]\n"); +#else + "usage: df [-k] [-t type] [devnum | volume | file ...]\n"); +#endif + exit(1); +} diff --git a/bin/df/df.desc b/bin/df/df.desc new file mode 100644 index 0000000..67ff895 --- /dev/null +++ b/bin/df/df.desc @@ -0,0 +1,9 @@ +Name: df +Version: 1.0 (28 Sep 97) +Shell: GNO/ME +Author: Evan Day (from FreeBSD source) +Contact: day@engr.orst.edu +Where: /usr/bin +FTP: + + Displays free disk space and disk usage statistics for GS/OS block devices. diff --git a/bin/df/df.h b/bin/df/df.h new file mode 100644 index 0000000..54b3421 --- /dev/null +++ b/bin/df/df.h @@ -0,0 +1,61 @@ +/* + * df.h + * + * Bastardized sys/mount.h with local constants and functions to provide + * functions not available in the gno libraries. + * + * $Id: df.h,v 1.1 1997/10/03 05:42:18 gdr Exp $ + */ + +#ifndef _SYS_TYPES_H_ +#include +#endif + +typedef quad_t fsid_t; /* formerly an equivalent struct */ + +struct statfs { + long f_type; /* FST type (see below) */ + long f_bsize; /* fundamental file system block size */ + long f_blocks; /* total blocks in file system */ + long f_bfree; /* free blocks */ + long f_bavail; /* free blocks available to non-superuser */ + long f_files; /* total file nodes in file system */ + long f_ffree; /* free file nodes in fs */ + fsid_t f_fsid; /* file system id (GS/OS device number) */ + long f_spare[7]; /* reserved */ + char f_mntfromname[32]; /* device name */ + char f_mntonname[32]; /* volume name */ +}; + +#define MOUNT_PRODOS 0x0001 /* ProDOS or SOS */ +#define MOUNT_DOS_33 0x0002 /* DOS 3.3 */ +#define MOUNT_DOS_32 0x0003 /* DOS 3.1 or 3.2 */ +#define MOUNT_PASCAL 0x0004 /* Apple II Pascal */ +#define MOUNT_MFS 0x0005 /* Macintosh (MFS) */ +#define MOUNT_HFS 0x0006 /* Macintosh (HFS) */ +#define MOUNT_LISA 0x0007 /* Lisa */ +#define MOUNT_CPM 0x0008 /* Apple CP/M */ +#define MOUNT_MSDOS 0x000A /* MS/DOS */ +#define MOUNT_HISHS 0x000B /* High Sierra */ +#define MOUNT_CD9660 0x000C /* ISO 9660 (CD-ROM) */ +#define MOUNT_APLSHAR 0x000D /* AppleShare */ + +#ifndef _SYS_CDEFS_H_ +#include +#endif + +/* This constant is used in the one non-#ifdef'd getmntinfo() call */ + +#define MNT_NOWAIT 0 + +/* "Helper" functions to fill in the statfs structure where statfs() fails */ + +int nameinfo(struct statfs *); +void devinfo(struct statfs *); +long getmntinfo(struct statfs **, char); +char *getbsize(int *, long *); + +/* Data structures */ + +extern char *fs_name[]; +extern char vfslist[]; diff --git a/bin/df/df.rez b/bin/df/df.rez new file mode 100644 index 0000000..83e97bd --- /dev/null +++ b/bin/df/df.rez @@ -0,0 +1,30 @@ +#include "Types.Rez" +#include "proginfo.rez" + +resource rVersion (0x1, purgeable3, nocrossbank) { + + { 1, 0, 0, /* version 1.0.0 */ + release, /* development|alpha|beta|final|release */ + 0 /* non-final release number */ + }, + verUS, /* country code -- only some are avail */ + "df", /* name */ + /* _Very_ brief descrition. Check "file info" */ + /* shown in the Finder to see if it's too long */ + /* Note that \n is used to separate lines here. */ + "Display free disk space.\n" + "Requires GNO/ME Shell.\n" + "Evan Day " +}; + +resource rProgramInfo (0x1, purgeable3, nocrossbank) { + { 6, 0, 1, + release, + 0 + }, + 30270, + 32768, + 1280, + progRequiresGNO+progAppleTalkOK+progAllowsCDAs, + piCompatible*ProgShellGSH+piSpecialFeatures*ProgShellGSH +}; diff --git a/bin/df/gnodf.c b/bin/df/gnodf.c new file mode 100644 index 0000000..39585a7 --- /dev/null +++ b/bin/df/gnodf.c @@ -0,0 +1,268 @@ +/* + * gnodf.c + * + * Provide missing library functions to make df(1) work right + * $ID$ + */ + +#include +#include +#include +#include "df.h" + +/* Array of FST names */ + +char *fs_name[] = { + "", + "ProDOS", + "DOS 3.3", + "DOS 3.2", + "Pascal", + "MFS", + "HFS", + "LISA", + "CP/M", + "", + "MS-DOS", + "High Sierra", + "ISO 9660", + "AppleShare" +}; + +/* vfsname is an array of fsts accepted by the -t flag */ + +static char *vfsname[15] = { + "", + "prodos", + "dos33", + "dos32", + "pascal", + "mfs", + "hfs", + "lisa", + "cpm", + "", + "msdos", + "highsierra", + "iso9660", + "appleshare" +}; + +/* Each member of the vfslist array reflects if the FST is included in the + * output (as affected by the -t flag). + * 1 = display + * 0 = don't display + */ + +char vfslist[15] = {0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0}; + +/* getbsize() + * + * in: pointer to int, pointer to long + * out: pointer to char + * + * getbsize() returns a string indicative of the current value of the + * BLOCKSIZE environment variable. If BLOCKSIZE is 1k or 1024, " kbytes" + * is returned. Otherwise, " blocks" is returned. If BLOCKSIZE is NULL, + * a standard 512 byte blocksize is returned. len is the strlen of the + * returned string, always 7 in this case. + * + * BLOCKSIZE may be a plain number, in which case the number represents the + * number of bytes in a block. It may also be #k, where # represents the + * number of kilobytes in a block. + */ + +char *getbsize(int *len, long *blocksize) +{ + char *size; + char *p; + + size = getenv("BLOCKSIZE"); + if(size == NULL) + *blocksize = 512; + else { + *blocksize = strtol(size, &p, 0); + if(*p == 'k') + *blocksize *= 1024; + } + + *len = 7; + + if(*blocksize != 1024) + return(" blocks"); + else + return(" kbytes"); +} + +/* makevfslist() + * + * in: string containing a comma separated list of FSTs. + * (see manpage for the exact list of recognized strings) + * + * global: char vfslist[14] + * + * vfslist is a character array. Each entry determines if the FST number + * is to be displayed in the df list or not. + * + * makevfslist() parses the input string for valid FST names. If the name + * is specified, the FST is either included or excluded from the list. + * If the string starts with "no", all FSTs are included except those present + * in the string. Otherwise, only the FSTs specified are included. + */ + +void makevfslist(char *list) +{ + int def, include, i; + char *p, *str; + + def = 0; + include = 1; + p = list; + + if(*list == 'n') { + p += 2; + include = 0; + def = 1; + } + + for(i = 1; i < 14; i++) + vfslist[i] = def; + + str = strtok(p, ","); + do { + for(i=1; i < 14; i++) { + if(!strcmp(str, vfsname[i])) { + vfslist[i] = include; + break; + } + } + } while((str = strtok(NULL, NULL)) != NULL); + + /* Mark that makevfslist() has been run */ + + vfslist[14] = 0xFF; +} + +/* nameinfo() + * + * in: customize statfs structure pointer + * + * out: 0 = success, -1 = failure + * + * nameinfo() check the f_mntonname field of the statfs structure and calls + * the GetDevNumber and DInfo GS/OS calls to fill in the f_mntfromname field + * and the f_type field of the statfs structure. + */ + +static ResultBuf32 devName = {35}; +static DInfoRecGS dInfo = {3, 0, &devName}; + +int nameinfo(struct statfs *sbuf) +{ + GSString255 dName = {strlen(sbuf->f_mntonname)}; + DevNumRecGS dNum = {2, (GSString32 *) &dName}; + + strcpy(&dName.text[0], sbuf->f_mntonname); + GetDevNumberGS(&dNum); + if(_toolErr) + return(-1); + + dInfo.devNum = dNum.devNum; + DInfoGS(&dInfo); + if(_toolErr) + return(-1); + + devName.bufString.text[devName.bufString.length] = '\0'; + strcpy(sbuf->f_mntfromname, devName.bufString.text); + (sbuf->f_fsid).lo = (long) dNum.devNum; + devinfo(sbuf); + + return(0); +} + +/* devinfo() + * + * in: customized statfs structure pointer + * + * devinfo() takes the f_mntfromname field of the statfs structure and fills + * in the fields used by df with the results of the GSOS Volume call. + * Devices with no valid media (i.e. a 3.5" drive with no disk) are filled + * with blank values and excluded from the resulting output. + */ + +static ResultBuf255 vRes = {259}; + +void devinfo(struct statfs *sbuf) +{ + GSString32 dname = {strlen(sbuf->f_mntfromname)}; + VolumeRecGS vInfo = {6, &dname, &vRes}; + + strcpy(dname.text, sbuf->f_mntfromname); + VolumeGS(&vInfo); + if(_toolErr) { + strcpy(sbuf->f_mntonname, ""); + sbuf->f_bsize = 0; + sbuf->f_blocks = 0; + sbuf->f_bfree = sbuf->f_bavail = 0; + sbuf->f_type = 0; + } else { + vRes.bufString.text[vRes.bufString.length] = '\0'; + strcpy(sbuf->f_mntonname, vRes.bufString.text); + sbuf->f_bsize = vInfo.blockSize; + sbuf->f_blocks = vInfo.totalBlocks; + sbuf->f_bfree = sbuf->f_bavail = vInfo.freeBlocks; + sbuf->f_type = vInfo.fileSysID; + } +} + +/* getmntinfo() + * + * in: struct statfs **, char + * + * out: number of block devices currently online. + * + * getmntinfo() first finds out how many devices are online and how many of + * them are block devices by repeated calls to DInfo. Then it dynamically + * creates and array of statfs structures and for each block devices fills in + * an entry in the array, returning the total number of block devices present. + */ + +long getmntinfo(struct statfs **mntlist, char flags) +{ + int n, b, i, j; + + /* First find out how many devices exist, and how many are block + devices */ + + b = n = 0; + + while(1) { + dInfo.devNum = n+1; + DInfoGS(&dInfo); + if(_toolErr) + break; + if(dInfo.characteristics & 0x80) + b++; + n++; + } + + /* Prepare the mntlist array */ + + if((*mntlist = (struct statfs *) malloc(sizeof(struct statfs)*b)) == NULL) + return(0L); + + /* Copy the device names of each block device to the array */ + + for(j=0,i=1;i<=n;i++) { + dInfo.devNum = i; + DInfoGS(&dInfo); + if(dInfo.characteristics & 0x80) { + devName.bufString.text[devName.bufString.length] = '\0'; + strcpy((*mntlist)[j].f_mntfromname, devName.bufString.text); + (*mntlist)[j].f_fsid.lo = (long) dInfo.devNum; + devinfo(&(*mntlist)[j++]); + } + } + + return((long) b); +}