Bring back the `config file in the kernel' feature from the 1.x days. This
is conditionalized by the INCLUDE_CONFIG_FILE option in your kernel config file and is not turned on by default. Submitted-By: Bill Pechter <pechter@shell.monmouth.com>
This commit is contained in:
jkh
parent
bb8b7c7285
commit
2986a90248
@ -1,6 +1,7 @@
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# Makefile.i386 -- with config changes.
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# Copyright 1990 W. Jolitz
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# from: @(#)Makefile.i386 7.1 5/10/91
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# $Id: Makefile.i386,v 1.82 1996/05/07 23:19:46 wosch Exp $
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# $Id: Makefile.i386,v 1.83 1996/05/31 01:01:24 peter Exp $
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#
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# Makefile for FreeBSD
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#
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@ -57,9 +58,9 @@ DRIVER_C_C= ${CC} -c ${CFLAGS} ${PROF} ${PARAM} $<
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DRIVER_S= ${CC} -c -x assembler-with-cpp -DLOCORE ${COPTS} $<
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PROFILE_C= ${CC} -c ${CFLAGS} ${PARAM} $<
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SYSTEM_CFILES= ioconf.c param.c vnode_if.c
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SYSTEM_CFILES= ioconf.c param.c vnode_if.c config.c
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SYSTEM_SFILES= ${I386}/i386/locore.s
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SYSTEM_OBJS= locore.o vnode_if.o ${OBJS} ioconf.o param.o
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SYSTEM_OBJS= locore.o vnode_if.o ${OBJS} ioconf.o param.o config.o
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SYSTEM_DEP= Makefile symbols.exclude symbols.sort ${SYSTEM_OBJS}
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SYSTEM_LD_HEAD= @echo loading $@; rm -f $@
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SYSTEM_LD= @${LD} -Bstatic -Z -T ${LOAD_ADDRESS} -o $@ -X ${SYSTEM_OBJS} vers.o
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@ -1,6 +1,7 @@
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# Makefile.i386 -- with config changes.
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# Copyright 1990 W. Jolitz
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# from: @(#)Makefile.i386 7.1 5/10/91
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# $Id: Makefile.i386,v 1.82 1996/05/07 23:19:46 wosch Exp $
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# $Id: Makefile.i386,v 1.83 1996/05/31 01:01:24 peter Exp $
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#
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# Makefile for FreeBSD
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#
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@ -57,9 +58,9 @@ DRIVER_C_C= ${CC} -c ${CFLAGS} ${PROF} ${PARAM} $<
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DRIVER_S= ${CC} -c -x assembler-with-cpp -DLOCORE ${COPTS} $<
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PROFILE_C= ${CC} -c ${CFLAGS} ${PARAM} $<
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SYSTEM_CFILES= ioconf.c param.c vnode_if.c
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SYSTEM_CFILES= ioconf.c param.c vnode_if.c config.c
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SYSTEM_SFILES= ${I386}/i386/locore.s
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SYSTEM_OBJS= locore.o vnode_if.o ${OBJS} ioconf.o param.o
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SYSTEM_OBJS= locore.o vnode_if.o ${OBJS} ioconf.o param.o config.o
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SYSTEM_DEP= Makefile symbols.exclude symbols.sort ${SYSTEM_OBJS}
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SYSTEM_LD_HEAD= @echo loading $@; rm -f $@
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SYSTEM_LD= @${LD} -Bstatic -Z -T ${LOAD_ADDRESS} -o $@ -X ${SYSTEM_OBJS} vers.o
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@ -1,6 +1,7 @@
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# Makefile.i386 -- with config changes.
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# Copyright 1990 W. Jolitz
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# from: @(#)Makefile.i386 7.1 5/10/91
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# $Id: Makefile.i386,v 1.82 1996/05/07 23:19:46 wosch Exp $
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# $Id: Makefile.i386,v 1.83 1996/05/31 01:01:24 peter Exp $
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#
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# Makefile for FreeBSD
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#
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@ -57,9 +58,9 @@ DRIVER_C_C= ${CC} -c ${CFLAGS} ${PROF} ${PARAM} $<
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DRIVER_S= ${CC} -c -x assembler-with-cpp -DLOCORE ${COPTS} $<
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PROFILE_C= ${CC} -c ${CFLAGS} ${PARAM} $<
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SYSTEM_CFILES= ioconf.c param.c vnode_if.c
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SYSTEM_CFILES= ioconf.c param.c vnode_if.c config.c
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SYSTEM_SFILES= ${I386}/i386/locore.s
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SYSTEM_OBJS= locore.o vnode_if.o ${OBJS} ioconf.o param.o
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SYSTEM_OBJS= locore.o vnode_if.o ${OBJS} ioconf.o param.o config.o
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SYSTEM_DEP= Makefile symbols.exclude symbols.sort ${SYSTEM_OBJS}
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SYSTEM_LD_HEAD= @echo loading $@; rm -f $@
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SYSTEM_LD= @${LD} -Bstatic -Z -T ${LOAD_ADDRESS} -o $@ -X ${SYSTEM_OBJS} vers.o
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@ -159,6 +159,13 @@ the problems in the configuration file should be corrected and
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should be run again.
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Attempts to compile a system that had configuration errors
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are likely to fail.
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.Pp
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If the option "INCLUDE_CONFIG_FILE" is used in the configuration file the
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entire input file is embedded in the new kernel. This means that
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.Xr strings 1
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can be used to extract it from a kernel.
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.Pp
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strings | grep ___ will print just the configure information.
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.Sh FILES
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.Bl -tag -width /sys/i386/conf/Makefile.i386 -compact
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.It Pa /sys/conf/files
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@ -199,6 +199,7 @@ usage: fputs("usage: config [-gpn] sysname\n", stderr);
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makefile(); /* build Makefile */
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headers(); /* make a lot of .h files */
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swapconf(); /* swap config files */
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configfile(); /* put config file into kernel*/
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printf("Kernel build directory is %s\n", p);
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exit(0);
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}
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@ -332,6 +333,43 @@ path(file)
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return (cp);
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}
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configfile()
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{
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FILE *fi, *fo;
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char *p;
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int i;
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fi = fopen(PREFIX,"r");
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if(!fi) {
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perror(PREFIX);
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exit(2);
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}
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fo = fopen(p=path("config.c"),"w");
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if(!fo) {
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perror(p);
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exit(2);
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}
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fprintf(fo,"#ifdef INCLUDE_CONFIG_FILE \n");
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fprintf(fo,"static char *config = \"\n");
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fprintf(fo,"START CONFIG FILE %s\n___",PREFIX);
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while (EOF != (i=getc(fi))) {
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if(i == '\n') {
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fprintf(fo,"\n___");
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} else if(i == '\"') {
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fprintf(fo,"\\\"");
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} else if(i == '\\') {
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fprintf(fo,"\\\\");
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} else {
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putc(i,fo);
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}
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}
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fprintf(fo,"\nEND CONFIG FILE %s\n",PREFIX);
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fprintf(fo,"\";\n");
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fprintf(fo,"\n#endif INCLUDE_CONFIG_FILE");
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fclose(fi);
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fclose(fo);
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}
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/*
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* moveifchanged --
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* compare two files; rename if changed.
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