119 lines
4.0 KiB
C
119 lines
4.0 KiB
C
/*
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* Copyright (c) 1992, 1993
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* The Regents of the University of California. All rights reserved.
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*
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* This software was developed by the Computer Systems Engineering group
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* at Lawrence Berkeley Laboratory under DARPA contract BG 91-66 and
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* contributed to Berkeley.
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*
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* All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the University of
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* California, Lawrence Berkeley Laboratories.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the University of
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* California, Berkeley and its contributors.
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* 4. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* @(#)mkswap.c 8.1 (Berkeley) 6/6/93
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*/
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#include <sys/param.h>
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#include <errno.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include "config.h"
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static int mkoneswap __P((struct config *));
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/*
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* Make the various swap*.c files. Nothing to do for generic swap.
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*/
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int
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mkswap()
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{
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register struct config *cf;
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for (cf = allcf; cf != NULL; cf = cf->cf_next)
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if (cf->cf_root != NULL && mkoneswap(cf))
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return (1);
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return (0);
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}
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static int
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mkoneswap(cf)
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register struct config *cf;
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{
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register struct nvlist *nv;
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register FILE *fp;
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register char *fname;
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char buf[200];
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(void)sprintf(buf, "swap%s.c", cf->cf_name);
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fname = path(buf);
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if ((fp = fopen(fname, "w")) == NULL) {
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(void)fprintf(stderr, "config: cannot write %s: %s\n",
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fname, strerror(errno));
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return (1);
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}
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if (fputs("\
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#include <sys/param.h>\n\
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#include <sys/conf.h>\n\n", fp) < 0)
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goto wrerror;
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nv = cf->cf_root;
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if (fprintf(fp, "dev_t\trootdev = makedev(%d, %d);\t/* %s */\n",
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major(nv->nv_int), minor(nv->nv_int), nv->nv_str) < 0)
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goto wrerror;
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nv = cf->cf_dump;
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if (fprintf(fp, "dev_t\tdumpdev = makedev(%d, %d);\t/* %s */\n",
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major(nv->nv_int), minor(nv->nv_int), nv->nv_str) < 0)
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goto wrerror;
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if (fputs("\nstruct\tswdevt swdevt[] = {\n", fp) < 0)
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goto wrerror;
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for (nv = cf->cf_swap; nv != NULL; nv = nv->nv_next)
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if (fprintf(fp, "\t{ makedev(%d, %d),\t0,\t0 },\t/* %s */\n",
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major(nv->nv_int), minor(nv->nv_int), nv->nv_str) < 0)
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goto wrerror;
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if (fputs("\t{ NODEV, 0, 0 }\n};\n", fp) < 0)
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goto wrerror;
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if (fclose(fp)) {
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fp = NULL;
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goto wrerror;
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}
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free(fname);
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return (0);
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wrerror:
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(void)fprintf(stderr, "config: error writing %s: %s\n",
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fname, strerror(errno));
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if (fp != NULL)
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(void)fclose(fp);
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/* (void)unlink(fname); */
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free(fname);
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return (1);
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}
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