On Sat, 2009-11-14 at 20:59 +0200, Eli Zaretskii wrote: > > i=1; while [[ $i -le 1000 ]]; do touch foo$i; : $((++i)); done > > > > then creating a makefile with nothing in it but a target "foo" listing > > all 1000 fooNNN files as prerequisites, and no rules to build any of > > them. > > > > When I run normal make, it takes an average of 0.23s to run. > > > > When I run make -r, it takes an average of 0.006s to run. > > Can you show this Makefile? I'd like to time that on my system.
I just created it from the output of "ls", but see attached. -- ------------------------------------------------------------------------------- Paul D. Smith <[email protected]> Find some GNU make tips at: http://www.gnu.org http://make.mad-scientist.net "Please remain calm...I may be mad, but I am a professional." --Mad Scientist
foo: foo1 foo10 foo100 foo1000 foo101 foo102 foo103 foo104 foo105 foo106 \ foo107 foo108 foo109 foo11 foo110 foo111 foo112 foo113 foo114 foo115 \ foo116 foo117 foo118 foo119 foo12 foo120 foo121 foo122 foo123 foo124 \ foo125 foo126 foo127 foo128 foo129 foo13 foo130 foo131 foo132 foo133 \ foo134 foo135 foo136 foo137 foo138 foo139 foo14 foo140 foo141 foo142 \ foo143 foo144 foo145 foo146 foo147 foo148 foo149 foo15 foo150 foo151 \ foo152 foo153 foo154 foo155 foo156 foo157 foo158 foo159 foo16 foo160 \ foo161 foo162 foo163 foo164 foo165 foo166 foo167 foo168 foo169 foo17 \ foo170 foo171 foo172 foo173 foo174 foo175 foo176 foo177 foo178 foo179 \ foo18 foo180 foo181 foo182 foo183 foo184 foo185 foo186 foo187 foo188 \ foo189 foo19 foo190 foo191 foo192 foo193 foo194 foo195 foo196 foo197 \ foo198 foo199 foo2 foo20 foo200 foo201 foo202 foo203 foo204 foo205 \ foo206 foo207 foo208 foo209 foo21 foo210 foo211 foo212 foo213 foo214 \ foo215 foo216 foo217 foo218 foo219 foo22 foo220 foo221 foo222 foo223 \ foo224 foo225 foo226 foo227 foo228 foo229 foo23 foo230 foo231 foo232 \ foo233 foo234 foo235 foo236 foo237 foo238 foo239 foo24 foo240 foo241 \ foo242 foo243 foo244 foo245 foo246 foo247 foo248 foo249 foo25 foo250 \ foo251 foo252 foo253 foo254 foo255 foo256 foo257 foo258 foo259 foo26 \ foo260 foo261 foo262 foo263 foo264 foo265 foo266 foo267 foo268 foo269 \ foo27 foo270 foo271 foo272 foo273 foo274 foo275 foo276 foo277 foo278 \ foo279 foo28 foo280 foo281 foo282 foo283 foo284 foo285 foo286 foo287 \ foo288 foo289 foo29 foo290 foo291 foo292 foo293 foo294 foo295 foo296 \ foo297 foo298 foo299 foo3 foo30 foo300 foo301 foo302 foo303 foo304 \ foo305 foo306 foo307 foo308 foo309 foo31 foo310 foo311 foo312 foo313 \ foo314 foo315 foo316 foo317 foo318 foo319 foo32 foo320 foo321 foo322 \ foo323 foo324 foo325 foo326 foo327 foo328 foo329 foo33 foo330 foo331 \ foo332 foo333 foo334 foo335 foo336 foo337 foo338 foo339 foo34 foo340 \ foo341 foo342 foo343 foo344 foo345 foo346 foo347 foo348 foo349 foo35 \ foo350 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