417 lines
10 KiB
C
417 lines
10 KiB
C
/* $NetBSD: mkioconf.c,v 1.48 1998/02/18 07:00:27 thorpej Exp $ */
|
|
|
|
/*
|
|
* Copyright (c) 1992, 1993
|
|
* The Regents of the University of California. All rights reserved.
|
|
*
|
|
* This software was developed by the Computer Systems Engineering group
|
|
* at Lawrence Berkeley Laboratory under DARPA contract BG 91-66 and
|
|
* contributed to Berkeley.
|
|
*
|
|
* 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, Lawrence Berkeley Laboratories.
|
|
*
|
|
* 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.
|
|
*
|
|
* from: @(#)mkioconf.c 8.1 (Berkeley) 6/6/93
|
|
*/
|
|
|
|
#include <sys/param.h>
|
|
#include <errno.h>
|
|
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
#include <string.h>
|
|
#include "config.h"
|
|
|
|
/*
|
|
* Make ioconf.c.
|
|
*/
|
|
static int cf_locnames_print __P((const char *, void *, void *));
|
|
static int cforder __P((const void *, const void *));
|
|
static int emitcfdata __P((FILE *));
|
|
static int emitcfdrivers __P((FILE *));
|
|
static int emitexterns __P((FILE *));
|
|
static int emithdr __P((FILE *));
|
|
static int emitloc __P((FILE *));
|
|
static int emitpseudo __P((FILE *));
|
|
static int emitpv __P((FILE *));
|
|
static int emitroots __P((FILE *));
|
|
static int emitvfslist __P((FILE *));
|
|
|
|
#define SEP(pos, max) (((u_int)(pos) % (max)) == 0 ? "\n\t" : " ")
|
|
|
|
/*
|
|
* NEWLINE can only be used in the emitXXX functions.
|
|
* In most cases it can be subsumed into an fprintf.
|
|
*/
|
|
#define NEWLINE if (putc('\n', fp) < 0) return (1)
|
|
|
|
int
|
|
mkioconf()
|
|
{
|
|
FILE *fp;
|
|
int v;
|
|
|
|
qsort(packed, npacked, sizeof *packed, cforder);
|
|
if ((fp = fopen("ioconf.c", "w")) == NULL) {
|
|
(void)fprintf(stderr, "config: cannot write ioconf.c: %s\n",
|
|
strerror(errno));
|
|
return (1);
|
|
}
|
|
v = emithdr(fp);
|
|
if (v != 0 || emitcfdrivers(fp) || emitexterns(fp) || emitloc(fp) ||
|
|
emitpv(fp) || emitcfdata(fp) || emitroots(fp) || emitpseudo(fp) ||
|
|
emitvfslist(fp)) {
|
|
if (v >= 0)
|
|
(void)fprintf(stderr,
|
|
"config: error writing ioconf.c: %s\n",
|
|
strerror(errno));
|
|
(void)fclose(fp);
|
|
/* (void)unlink("ioconf.c"); */
|
|
return (1);
|
|
}
|
|
(void)fclose(fp);
|
|
return (0);
|
|
}
|
|
|
|
static int
|
|
cforder(a, b)
|
|
const void *a, *b;
|
|
{
|
|
int n1, n2;
|
|
|
|
n1 = (*(struct devi **)a)->i_cfindex;
|
|
n2 = (*(struct devi **)b)->i_cfindex;
|
|
return (n1 - n2);
|
|
}
|
|
|
|
static int
|
|
emithdr(ofp)
|
|
FILE *ofp;
|
|
{
|
|
FILE *ifp;
|
|
int n;
|
|
char ifn[200], buf[BUFSIZ];
|
|
|
|
if (fprintf(ofp, "\
|
|
/*\n\
|
|
* MACHINE GENERATED: DO NOT EDIT\n\
|
|
*\n\
|
|
* ioconf.c, from \"%s\"\n\
|
|
*/\n\n", conffile) < 0)
|
|
return (1);
|
|
(void)sprintf(ifn, "ioconf.incl.%s", machine);
|
|
if ((ifp = fopen(ifn, "r")) != NULL) {
|
|
while ((n = fread(buf, 1, sizeof(buf), ifp)) > 0)
|
|
if (fwrite(buf, 1, n, ofp) != n)
|
|
return (1);
|
|
if (ferror(ifp)) {
|
|
(void)fprintf(stderr, "config: error reading %s: %s\n",
|
|
ifn, strerror(errno));
|
|
(void)fclose(ifp);
|
|
return (-1);
|
|
}
|
|
(void)fclose(ifp);
|
|
} else {
|
|
if (fputs("\
|
|
#include <sys/param.h>\n\
|
|
#include <sys/device.h>\n\
|
|
#include <sys/mount.h>\n", ofp) < 0)
|
|
return (1);
|
|
}
|
|
return (0);
|
|
}
|
|
|
|
static int
|
|
emitcfdrivers(fp)
|
|
FILE *fp;
|
|
{
|
|
struct devbase *d;
|
|
|
|
NEWLINE;
|
|
for (d = allbases; d != NULL; d = d->d_next) {
|
|
if (!devbase_has_instances(d, WILD))
|
|
continue;
|
|
if (fprintf(fp, "struct cfdriver %s_cd = {\n",
|
|
d->d_name) < 0)
|
|
return (1);
|
|
if (fprintf(fp, "\tNULL, \"%s\", %s\n",
|
|
d->d_name, d->d_classattr != NULL ?
|
|
d->d_classattr->a_devclass : "DV_DULL") < 0)
|
|
return (1);
|
|
if (fprintf(fp, "};\n\n") < 0)
|
|
return (1);
|
|
}
|
|
return (0);
|
|
}
|
|
|
|
static int
|
|
emitexterns(fp)
|
|
FILE *fp;
|
|
{
|
|
struct deva *da;
|
|
|
|
NEWLINE;
|
|
for (da = alldevas; da != NULL; da = da->d_next) {
|
|
if (!deva_has_instances(da, WILD))
|
|
continue;
|
|
if (fprintf(fp, "extern struct cfattach %s_ca;\n",
|
|
da->d_name) < 0)
|
|
return (1);
|
|
}
|
|
NEWLINE;
|
|
return (0);
|
|
}
|
|
|
|
/*
|
|
* Emit an initialized array of character strings describing this
|
|
* attribute's locators.
|
|
*/
|
|
static int
|
|
cf_locnames_print(name, value, arg)
|
|
const char *name;
|
|
void *value;
|
|
void *arg;
|
|
{
|
|
struct attr *a;
|
|
struct nvlist *nv;
|
|
FILE *fp = arg;
|
|
|
|
a = value;
|
|
if (a->a_locs) {
|
|
if (fprintf(fp, "const char *%scf_locnames[] = { ", name) < 0)
|
|
return (1);
|
|
for (nv = a->a_locs; nv; nv = nv->nv_next) {
|
|
if (fprintf(fp, "\"%s\", ", nv->nv_name) < 0)
|
|
return (1);
|
|
}
|
|
if (fprintf(fp, "NULL};\n") < 0)
|
|
return (1);
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
static int
|
|
emitloc(fp)
|
|
FILE *fp;
|
|
{
|
|
int i;
|
|
|
|
if (fprintf(fp, "\n/* locators */\n\
|
|
static int loc[%d] = {", locators.used) < 0)
|
|
return (1);
|
|
for (i = 0; i < locators.used; i++)
|
|
if (fprintf(fp, "%s%s,", SEP(i, 8), locators.vec[i]) < 0)
|
|
return (1);
|
|
if (fprintf(fp,
|
|
"\n};\n\nconst char *nullcf_locnames[] = {NULL};\n") < 0)
|
|
return (1);
|
|
return ht_enumerate(attrtab, cf_locnames_print, fp);
|
|
}
|
|
|
|
/*
|
|
* Emit global parents-vector.
|
|
*/
|
|
static int
|
|
emitpv(fp)
|
|
FILE *fp;
|
|
{
|
|
int i;
|
|
|
|
if (fprintf(fp, "\n/* parent vectors */\n\
|
|
static short pv[%d] = {", parents.used) < 0)
|
|
return (1);
|
|
for (i = 0; i < parents.used; i++)
|
|
if (fprintf(fp, "%s%d,", SEP(i, 16), parents.vec[i]) < 0)
|
|
return (1);
|
|
return (fprintf(fp, "\n};\n") < 0);
|
|
}
|
|
|
|
/*
|
|
* Emit the cfdata array.
|
|
*/
|
|
static int
|
|
emitcfdata(fp)
|
|
FILE *fp;
|
|
{
|
|
struct devi **p, *i, **par;
|
|
int unit, v;
|
|
const char *state, *basename, *attachment;
|
|
struct nvlist *nv;
|
|
struct attr *a;
|
|
char *loc;
|
|
char locbuf[20];
|
|
|
|
if (fprintf(fp, "\n\
|
|
#define NORM FSTATE_NOTFOUND\n\
|
|
#define STAR FSTATE_STAR\n\
|
|
\n\
|
|
struct cfdata cfdata[] = {\n\
|
|
/* attachment driver unit state loc flags parents\n\
|
|
locnames */\n") < 0)
|
|
return (1);
|
|
for (p = packed; (i = *p) != NULL; p++) {
|
|
/* the description */
|
|
if (fprintf(fp, "/*%3d: %s at ", i->i_cfindex, i->i_name) < 0)
|
|
return (1);
|
|
par = i->i_parents;
|
|
for (v = 0; v < i->i_pvlen; v++)
|
|
if (fprintf(fp, "%s%s", v == 0 ? "" : "|",
|
|
i->i_parents[v]->i_name) < 0)
|
|
return (1);
|
|
if (v == 0 && fputs("root", fp) < 0)
|
|
return (1);
|
|
a = i->i_atattr;
|
|
for (nv = a->a_locs, v = 0; nv != NULL; nv = nv->nv_next, v++)
|
|
if (fprintf(fp, " %s %s",
|
|
nv->nv_name, i->i_locs[v]) < 0)
|
|
return (1);
|
|
if (fputs(" */\n", fp) < 0)
|
|
return (-1);
|
|
|
|
/* then the actual defining line */
|
|
basename = i->i_base->d_name;
|
|
attachment = i->i_atdeva->d_name;
|
|
if (i->i_unit == STAR) {
|
|
unit = i->i_base->d_umax;
|
|
state = "STAR";
|
|
} else {
|
|
unit = i->i_unit;
|
|
state = "NORM";
|
|
}
|
|
if (i->i_locoff >= 0) {
|
|
(void)sprintf(locbuf, "loc+%3d", i->i_locoff);
|
|
loc = locbuf;
|
|
} else
|
|
loc = "loc";
|
|
if (fprintf(fp, "\
|
|
{&%s_ca,%s&%s_cd,%s%2d, %s, %7s, %#6x, pv+%2d,\n\
|
|
%scf_locnames},\n",
|
|
attachment, strlen(attachment) < 6 ? "\t\t" : "\t",
|
|
basename, strlen(basename) < 3 ? "\t\t" : "\t", unit,
|
|
state, loc, i->i_cfflags, i->i_pvoff,
|
|
a->a_locs ? a->a_name : "null") < 0)
|
|
return (1);
|
|
}
|
|
return (fputs(" {0}\n};\n", fp) < 0);
|
|
}
|
|
|
|
/*
|
|
* Emit the table of potential roots.
|
|
*/
|
|
static int
|
|
emitroots(fp)
|
|
FILE *fp;
|
|
{
|
|
struct devi **p, *i;
|
|
|
|
if (fputs("\nshort cfroots[] = {\n", fp) < 0)
|
|
return (1);
|
|
for (p = packed; (i = *p) != NULL; p++) {
|
|
if (i->i_at != NULL)
|
|
continue;
|
|
if (i->i_unit != 0 &&
|
|
(i->i_unit != STAR || i->i_base->d_umax != 0))
|
|
(void)fprintf(stderr,
|
|
"config: warning: `%s at root' is not unit 0\n",
|
|
i->i_name);
|
|
if (fprintf(fp, "\t%2d /* %s */,\n",
|
|
i->i_cfindex, i->i_name) < 0)
|
|
return (1);
|
|
}
|
|
return (fputs("\t-1\n};\n", fp) < 0);
|
|
}
|
|
|
|
/*
|
|
* Emit pseudo-device initialization.
|
|
*/
|
|
static int
|
|
emitpseudo(fp)
|
|
FILE *fp;
|
|
{
|
|
struct devi *i;
|
|
struct devbase *d;
|
|
|
|
if (fputs("\n/* pseudo-devices */\n", fp) < 0)
|
|
return (1);
|
|
for (i = allpseudo; i != NULL; i = i->i_next)
|
|
if (fprintf(fp, "extern void %sattach __P((int));\n",
|
|
i->i_base->d_name) < 0)
|
|
return (1);
|
|
if (fputs("\nstruct pdevinit pdevinit[] = {\n", fp) < 0)
|
|
return (1);
|
|
for (i = allpseudo; i != NULL; i = i->i_next) {
|
|
d = i->i_base;
|
|
if (fprintf(fp, "\t{ %sattach, %d },\n",
|
|
d->d_name, d->d_umax) < 0)
|
|
return (1);
|
|
}
|
|
return (fputs("\t{ 0, 0 }\n};\n", fp) < 0);
|
|
}
|
|
|
|
/*
|
|
* Emit the initial VFS list.
|
|
*/
|
|
static int
|
|
emitvfslist(fp)
|
|
FILE *fp;
|
|
{
|
|
struct nvlist *nv;
|
|
|
|
if (fputs("\n/* file systems */\n", fp) < 0)
|
|
return (1);
|
|
|
|
/*
|
|
* Walk the list twice, once to emit the externs,
|
|
* and again to actually emit the vfs_list_initial[]
|
|
* array.
|
|
*/
|
|
|
|
for (nv = fsoptions; nv != NULL; nv = nv->nv_next) {
|
|
if (fprintf(fp, "extern struct vfsops %s_vfsops;\n",
|
|
nv->nv_name) < 0)
|
|
return (1);
|
|
}
|
|
|
|
if (fputs("\nstruct vfsops *vfs_list_initial[] = {\n", fp) < 0)
|
|
return (1);
|
|
|
|
for (nv = fsoptions; nv != NULL; nv = nv->nv_next) {
|
|
if (fprintf(fp, "\t&%s_vfsops,\n", nv->nv_name) < 0)
|
|
return (1);
|
|
}
|
|
|
|
if (fputs("\tNULL,\n};\n", fp) < 0)
|
|
return (1);
|
|
|
|
return (0);
|
|
}
|