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1#!/bin/csh -f
2set path = ($path .)
3######################################################################
4# HISTORY
5# 1-Dec-87 Michael Young (mwyoung) at Carnegie-Mellon University
6# Added "-verbose" switch, so this script produces no output
7# in the normal case.
8#
9# 10-Oct-87 Mike Accetta (mja) at Carnegie-Mellon University
10# Flushed cmu_*.h and spin_locks.h
11# [ V5.1(XF18) ]
12#
13# 6-Apr-87 Avadis Tevanian (avie) at Carnegie-Mellon University
14# Use MASTER.local and MASTER.<machine>.local for generation of
15# configuration files in addition to MASTER and MASTER.<machine>.
16#
17# 25-Mar-87 Mike Accetta (mja) at Carnegie-Mellon University
18# Removed use of obsolete wb_*.h files when building the feature
19# list; modified to save the previous configuration file and
20# display the differences between it and the new file.
21# [ V5.1(F8) ]
22#
23# 25-Mar-87 Avadis Tevanian (avie) at Carnegie-Mellon University
24# If there is no /etc/machine just print out a message telling
25# user to use the -cpu option. I thought this script was supposed
26# to work even without a /etc/machine, but it doesn't... and this
27# is the easiest way out.
28#
29# 13-Mar-87 Mike Accetta (mja) at Carnegie-Mellon University
30# Added "romp_fpa.h" file to extra features for the RT.
31# [ V5.1(F7) ]
32#
33# 11-Mar-87 Mike Accetta (mja) at Carnegie-Mellon University
34# Updated to maintain the appropriate configuration features file
35# in the "machine" directory whenever the corresponding
36# configuration is generated. This replaces the old mechanism of
37# storing this directly in the <sys/features.h> file since it was
38# machine dependent and also precluded building programs for more
39# than one configuration from the same set of sources.
40# [ V5.1(F6) ]
41#
42# 21-Feb-87 Mike Accetta (mja) at Carnegie-Mellon University
43# Fixed to require wired-in cpu type names for only those
44# machines where the kernel name differs from that provided by
45# /etc/machine (i.e. IBMRT => ca and SUN => sun3); updated to
46# permit configuration descriptions in both machine indepedent
47# and dependent master configuration files so that attributes can
48# be grouped accordingly.
49# [ V5.1(F3) ]
50#
51# 17-Jan-87 Mike Accetta (mja) at Carnegie-Mellon University
52# Updated to work from any directory at the same level as
53# "conf"; generate configuration from both MASTER and
54# MASTER.<machine-type> files; added -cpu switch.
55# [ V5.1(F1) ]
56#
57# 18-Aug-86 Mike Accetta (mja) at Carnegie-Mellon University
58# Added -make switch and changed meaning of -config; upgraded to
59# allow multiple attributes per configuration and to define
60# configurations in terms of these attributes within MASTER.
61#
62# 14-Apr-83 Mike Accetta (mja) at Carnegie-Mellon University
63# Added -config switch to only run /etc/config without
64# "make depend" and "make".
65#
66######################################################################
67
68set prog=$0
69set prog=$prog:t
70set nonomatch
71set OBJDIR=../BUILD
fe8ab488 72set SOURCEDIR=.
6d2010ae 73set CONFIG_DIR=$OBJROOT/SETUP/config
fe8ab488 74set MASTER_CONF_DIR=.
1c79356b 75
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76unset doconfig
77unset beverbose
78unset MACHINE
79unset profile
6d2010ae 80unset SOC_CONFIG
f427ee49 81unset PLATFORM
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82
83while ($#argv >= 1)
84 if ("$argv[1]" =~ -*) then
85 switch ("$argv[1]")
86 case "-c":
87 case "-config":
88 set doconfig
89 breaksw
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90 case "-cpu":
91 if ($#argv < 2) then
92 echo "${prog}: missing argument to ${argv[1]}"
93 exit 1
94 endif
95 set MACHINE="$argv[2]"
96 shift
97 breaksw
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98 case "-soc":
99 if ($#argv < 2) then
100 echo "${prog}: missing argument to ${argv[1]}"
101 exit 1
102 endif
103 set SOC_CONFIG="$argv[2]"
104 shift
105 breaksw
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106 case "-platform":
107 if ($#argv < 2) then
108 echo "${prog}: missing argument to ${argv[1]}"
109 exit 1
110 endif
111 set PLATFORM="$argv[2]"
112 shift
113 breaksw
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114 case "-d":
115 if ($#argv < 2) then
116 echo "${prog}: missing argument to ${argv[1]}"
117 exit 1
118 endif
119 set OBJDIR="$argv[2]"
120 shift
121 breaksw
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122 case "-m":
123 if ($#argv < 2) then
124 echo "${prog}: missing argument to ${argv[1]}"
125 exit 1
126 endif
127 set MASTER_CONF_DIR="$argv[2]"
128 shift
129 breaksw
130 case "-s":
131 if ($#argv < 2) then
132 echo "${prog}: missing argument to ${argv[1]}"
133 exit 1
134 endif
135 set SOURCEDIR="$argv[2]"
136 shift
137 breaksw
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138 case "-verbose":
139 set beverbose
140 breaksw
141 case "-p":
142 case "-profile":
143 set profile
144 breaksw
145 default:
146 echo "${prog}: ${argv[1]}: unknown switch"
147 exit 1
148 breaksw
149 endsw
150 shift
151 else
152 break
153 endif
154end
155
156if ($#argv == 0) set argv=(GENERIC)
157
158if (! $?MACHINE) then
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159 echo "${prog}: MACHINE not set"
160 exit 1
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161endif
162
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163set cpu=`echo $MACHINE | tr A-Z a-z`
164set ID=`echo $MACHINE | tr a-z A-Z`
165set MASTER_DIR=${MASTER_CONF_DIR}
1c79356b 166set MASTER = ${MASTER_DIR}/MASTER
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167
168foreach master_file (${MASTER}.${cpu}.${SOC_CONFIG}.${PLATFORM} ${MASTER}.${cpu}.${SOC_CONFIG} ${MASTER}.${cpu}.${PLATFORM} ${MASTER}.${cpu})
169 if (-f $master_file) then
170 set MASTER_CPU = $master_file
171 break
172 endif
173end
174
175if ($?beverbose) then
176 echo MASTER_CPU=$MASTER_CPU
177endif
1c79356b 178
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179foreach SYS ($argv)
180 set SYSID=${SYS}_${ID}
181 set SYSCONF=$OBJDIR/config.$SYSID
182 set BLDDIR=$OBJDIR
183 if ($?beverbose) then
f427ee49 184 echo "[ generating $SYSID from $MASTER_DIR/MASTER{,.$cpu}{,.local} ]"
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185 endif
186 echo +$SYS \
187 | \
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188 cat $MASTER $MASTER_CPU - \
189 $MASTER $MASTER_CPU \
1c79356b 190 | \
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191 unifdef -t -DPLATFORM_${PLATFORM} -DCPU_$cpu -DSOC_CONFIG_${SOC_CONFIG} -DSYS_${SYS} - \
192 | \
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193 sed -n \
194 -e "/^+/{" \
195 -e "s;[-+];#&;gp" \
196 -e 't loop' \
197 -e ': loop' \
198 -e 'n' \
199 -e '/^#/b loop' \
200 -e '/^$/b loop' \
201 -e 's;^\([^#]*\).*#[ ]*<\(.*\)>[ ]*$;\2#\1;' \
202 -e 't not' \
203 -e 's;\([^#]*\).*;#\1;' \
204 -e 't not' \
205 -e ': not' \
206 -e 's;[ ]*$;;' \
207 -e 's;^\!\(.*\);\1#\!;' \
208 -e 'p' \
209 -e 't loop' \
210 -e 'b loop' \
211 -e '}' \
212 -e "/^[^#]/d" \
213 -e 's; ; ;g' \
214 -e "s;^# *\([^ ]*\)[ ]*=[ ]*\[\(.*\)\].*;\1#\2;p" \
215 | \
216 awk '-F#' '\
217part == 0 && $1 != "" {\
218 m[$1]=m[$1] " " $2;\
219 next;\
220}\
221part == 0 && $1 == "" {\
222 for (i=NF;i>1;i--){\
223 s=substr($i,2);\
224 c[++na]=substr($i,1,1);\
225 a[na]=s;\
226 }\
227 while (na > 0){\
228 s=a[na];\
229 d=c[na--];\
230 if (m[s] == "") {\
231 f[s]=d;\
232 } else {\
233 nx=split(m[s],x," ");\
234 for (j=nx;j>0;j--) {\
235 z=x[j];\
236 a[++na]=z;\
237 c[na]=d;\
238 }\
239 }\
240 }\
241 part=1;\
242 next;\
243}\
244part != 0 {\
245 if ($1 != "") {\
246 n=split($1,x,",");\
247 ok=0;\
248 for (i=1;i<=n;i++) {\
249 if (f[x[i]] == "+") {\
250 ok=1;\
251 }\
252 }\
253 if (NF > 2 && ok == 0 || NF <= 2 && ok != 0) {\
254 print $2; \
255 }\
256 } else { \
257 print $2; \
258 }\
259}\
260' >$SYSCONF.new
261 if (-z $SYSCONF.new) then
262 echo "${prog}: ${$SYSID}: no such configuration in $MASTER_DIR/MASTER{,.$cpu}"
263 rm -f $SYSCONF.new
264 endif
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265#
266# These paths are used by config.
267#
268# "builddir" is the name of the directory where kernel binaries
269# are put. It is a single path element, never absolute, and is
270# always relative to "objectdir". "builddir" is used by config
271# solely to determine where to put files created by "config" (e.g.
272# the created Makefile and *.h's.)
273#
274# "objectdir" is the name of the directory which will hold "builddir".
275# It is a path; if relative, it is relative to the current directory
276# where config is run. It's sole use is to be prepended to "builddir"
277# to indicate where config-created files are to be placed (see above).
278#
279# "sourcedir" is the location of the sources used to build the kernel.
280# It is a path; if relative, it is relative to the directory specified
281# by the concatenation of "objectdir" and "builddir" (i.e. where the
282# kernel binaries are put).
283#
284 echo 'builddir "."' >> $SYSCONF.new
316670eb 285 echo 'objectdir "'$OBJDIR'"' >> $SYSCONF.new
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286 set SRCDIR=`dirname $SOURCE`
287 echo 'sourcedir "'$SRCROOT'"' >> $SYSCONF.new
288 if (-f $SYSCONF) then
289 diff $SYSCONF $SYSCONF.new
290 rm -f $SYSCONF.old
291 mv $SYSCONF $SYSCONF.old
292 endif
293 rm -f $SYSCONF
294 mv $SYSCONF.new $SYSCONF
295 if ($?doconfig) then
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296 if ($?beverbose) then
297 echo "[ configuring $SYSID ]"
298 endif
1c79356b 299 if ($?profile) then
fe8ab488 300 $CONFIG_DIR/config -c $SOURCEDIR -p $SYSCONF
1c79356b 301 else
fe8ab488 302 $CONFIG_DIR/config -c $SOURCEDIR $SYSCONF
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303 endif
304 endif
1c79356b 305end