1 # The Evaluator -- Shell Function Library
2 # (c) 2001--2008 Martin Mares <mj@ucw.cz>
8 # File handles used: fd1=log, fd2=progress
33 # Report an internal error
35 [ -n "$HAVE_LOG" ] && echo "Fatal error: $@"
41 # Report a fatal error in the program being tested
43 [ -n "$HAVE_LOG" ] && echo "Fatal error: $@"
49 ln $1 $2 2>/dev/null || cp $1 $2
52 # Expand occurrences of `$var' in a given variable
59 # Given a <prefix>, override each variable <x> by <prefix>_<x>
61 function override-vars
65 # `${!${1}_@}' does not work, so we have to use eval
66 OR=($(eval echo '${!'$1'_@}'))
67 for V in "${OR[@]}" ; do
77 pstart "Preparing sandbox... "
79 # Default values for user/group
80 EVAL_USER=${EVAL_USER:-$USER}
81 EVAL_GROUP=${EVAL_GROUP:-$GROUP}
82 TEST_USER=${TEST_USER:-$EVAL_USER}
84 if [ -z "$TEST_USER" -o "$TEST_USER" == "$EVAL_USER" ] ; then
85 pcont "running locally (INSECURE), "
86 TEST_USER="$EVAL_USER"
91 pcont "used account $TEST_USER, "
93 BOXCMD=$HDIR/bin/box-$TEST_USER
95 [ -d $BOXDIR -a -f $BOXCMD ] || die "Sandbox set up incorrectly"
96 BOXCMD="$BOXCMD -c$BOXDIR"
97 echo "Sandbox directory: $BOXDIR"
98 echo "Sandbox command: $BOXCMD"
105 [ -n "$BOXCMD" ] || die "box-init not called"
109 # Initialization of testing directories
113 pstart "Initializing... "
115 PDIR=problems/$PROBLEM
116 SDIR=solutions/$CONTESTANT/$PROBLEM
117 TDIR=testing/$CONTESTANT/$PROBLEM
119 [ -d $PDIR ] || die "Problem $PROBLEM not known"
120 [ -d $SDIR ] || fatal "Solution of $PROBLEM not found"
121 mkdir -p $TDIR $TMPDIR
123 mkdir -p $TDIR $TMPDIR
125 Testing solution of $PROBLEM by $CONTESTANT
126 Test started at `date`
127 Contestant's solution directory: $SDIR
128 Problem directory: $PDIR
129 Testing directory: $TDIR
134 # Locate source file.
135 # If no parameter is given, locate it in SDIR and return name as SRCN and extension as SRCEXT
136 # Or a file name can be given and then SDIR, SRCN and SRCEXT are set.
137 # Beware, SDIR and SRCN can contain spaces and other strange user-supplied characters.
139 function locate-source
141 pstart "Finding source... "
143 if [ -n "$1" ] ; then
145 local S=`basename "$1"`
146 SBASE=$(echo "$S" | sed 's/\.\([^.]\+\)//')
147 SRCEXT=$(echo "$S" | sed '/\./!d; s/.*\.\([^.]\+\)/\1/')
148 if [ -n "$SRCEXT" ] ; then
149 # Full name given, so just check the extension and existence
151 [ -f "$SDIR/$SRCN" ] || die "Cannot find source file $SDIR/$SRCN"
153 for a in $EXTENSIONS ; do
154 if [ $a == $SRCEXT ] ; then
156 echo "Explicitly set source file: $SDIR/$SRCN"
160 die "Unknown extension .$SRCEXT"
165 for a in $EXTENSIONS ; do
166 if [ -f "$SDIR/$SBASE.$a" ] ; then
167 [ -z "$SRCN" ] || die "Multiple source files found: $SDIR/$PROBLEM.$a and $SDIR/$SRCN. Please fix."
172 [ -n "$SRCN" ] || fatal "NOT FOUND"
174 echo "Found source file: $SDIR/$SRCN"
177 # Compilation (compile SDIR/SRCN with PDIR/COMP_EXTRAS to EXE=TDIR/PROBLEM)
181 pstart "Compiling... "
183 a="ALIAS_EXT_$SRCEXT"
184 if [ -n "${!a}" ] ; then
186 echo "Normalized file extension: $SRCEXT"
188 override-vars "EXT_$SRCEXT"
190 # Beware, the original SRCN can be a strange user-supplied name
192 cp "$SDIR/$SRCN" $TDIR/$SRC
193 if [ -n "$COMP_EXTRAS" ] ; then
194 echo "Extras: $COMP_EXTRAS"
195 for a in $COMP_EXTRAS ; do cp $PDIR/$a $TDIR/ ; done
199 for a in $SRC $COMP_EXTRAS ; do cp $TDIR/$a $BOXDIR/ ; done
201 CCMD=$(expand-var COMP)
202 COMP_SANDBOX_OPTS=$(expand-var COMP_SANDBOX_OPTS)
203 echo "Compiler command: $CCMD"
204 echo "Compiler sandbox options: $COMP_SANDBOX_OPTS"
205 if [ -n "$PRE_COMPILE_HOOK" ] ; then
206 echo "Pre-compile hook: $PRE_COMPILE_HOOK"
207 eval $PRE_COMPILE_HOOK
210 echo "Compiler input files:"
212 echo "Compiler output:"
213 if ! $BOXCMD $COMP_SANDBOX_OPTS -- $CCMD 2>$TDIR/compile.out ; then
214 COMPILE_MSG="`cat $TDIR/compile.out`"
215 pend "FAILED: $COMPILE_MSG"
219 cat $TDIR/compile.out
221 if [ -n "$POST_COMPILE_HOOK" ] ; then
222 echo "Post-compile hook: $POST_COMPILE_HOOK"
223 eval $POST_COMPILE_HOOK
225 echo "Compiler output files:"
227 if [ ! -f $BOXDIR/$PROBLEM ] ; then
228 pend "FAILED: Missing executable file"
229 echo "Missing executable file"
233 cp -a $BOXDIR/$PROBLEM $EXE
234 echo "Compiled OK, result copied to $EXE"
238 # Running of test program according to current task type (returns exit code and TEST_MSG)
242 [ -f $PDIR/$TEST.config ] && . $PDIR/$TEST.config
243 override-vars "TEST_$TEST"
255 if [ -s $TDIR/$TEST.pts ] ; then
256 P=`cat $TDIR/$TEST.pts`
260 # Translate signal numbers to readable strings
261 SG=${M#Caught fatal signal }
262 SG=${SG#Committed suicide by signal }
263 if [ "$SG" != "$M" ] ; then
264 SG=`perl -MConfig -e '@s=split / /,$Config{sig_name}; print $s[$ARGV[0]]' $SG`
265 [ -z "$SG" ] || M="$M (SIG$SG)"
268 # Translate runtime errors to readable strings
269 RE=${M#Exited with error status }
270 if [ -n "$EXIT_CODE_HOOK" -a "$RE" != "$M" ] ; then
271 NEWMSG=`$EXIT_CODE_HOOK $RE`
272 if [ -n "$NEWMSG" ] ; then
273 M="Runtime error $RE: $NEWMSG"
286 echo "Executable file: $TDIR/$PROBLEM"
287 if [ ! -x $TDIR/$PROBLEM ] ; then
288 test-result 0 "Compile error"
290 cp $TDIR/$PROBLEM $BOXDIR/
291 IN_TYPE=${IN_TYPE:-$IO_TYPE}
292 OUT_TYPE=${OUT_TYPE:-$IO_TYPE}
294 file) echo "Input file: $PROBLEM.in (from $PDIR/$TEST.in)"
295 try-ln $PDIR/$TEST.in $TDIR/$TEST.in
296 cp $PDIR/$TEST.in $BOXDIR/$PROBLEM.in
297 [ $TASK_TYPE == interactive ] || BOX_EXTRAS="$BOX_EXTRAS -i/dev/null"
299 stdio) echo "Input file: <stdin> (from $PDIR/$TEST.in)"
300 try-ln $PDIR/$TEST.in $TDIR/$TEST.in
301 cp $PDIR/$TEST.in $BOXDIR/.stdin
302 BOX_EXTRAS="$BOX_EXTRAS -i.stdin"
304 none) echo "Input file: <none>"
306 *) die "Unknown IN_TYPE $IN_TYPE"
309 if [ -n "$EV_PEDANT" -a $IN_TYPE != none ] ; then
311 if [ "$EV_PEDANT" = 1 ] ; then
314 bin/pedant <$TDIR/$TEST.in >$TDIR/$TEST.pedant $EV_PEDANT
315 if [ -s $TDIR/$TEST.pedant ] ; then
317 sed 's/^/\t/' <$TDIR/$TEST.pedant >&2
322 file) echo "Output file: $PROBLEM.out"
323 [ $TASK_TYPE == interactive ] || BOX_EXTRAS="$BOX_EXTRAS -o/dev/null"
325 stdio) echo "Output file: <stdout>"
326 BOX_EXTRAS="$BOX_EXTRAS -o.stdout"
328 none) echo "Output file: <none>"
330 *) die "Unknown OUT_TYPE $OUT_TYPE"
333 echo "Timeout: $TIME_LIMIT s"
334 echo "Memory: $MEM_LIMIT KB"
335 if [ -n "$PRE_RUN_HOOK" ] ; then
336 echo "Pre-run hook: $PRE_RUN_HOOK"
339 echo "Sandbox contents before start:"
345 if [ -n "$POST_RUN_HOOK" ] ; then
346 echo "Post-run hook: $POST_RUN_HOOK"
349 echo "Sandbox contents after exit:"
351 case ${OUT_TYPE:-$IO_TYPE} in
352 file) [ -f $BOXDIR/$PROBLEM.out ] || test-result 0 "No output file"
353 cp $BOXDIR/$PROBLEM.out $TDIR/$TEST.out
355 stdio) [ -f $BOXDIR/.stdout ] || test-result 0 "No output file"
356 cp $BOXDIR/.stdout $TDIR/$TEST.out
360 if [ -n "$OUTPUT_FILTER" -a "$OUT_TYPE" != none -a -z "$EV_NOFILTER" ] ; then
362 FILTER=$(expand-var OUTPUT_FILTER)
363 echo "Output filter command: $FILTER"
364 mv $TDIR/$TEST.out $TDIR/$TEST.raw
365 if ! eval $FILTER 2>$TMPDIR/exec.out ; then
367 MSG=`tail -1 $TMPDIR/exec.out`
368 if [ -z "$MSG" ] ; then MSG="Filter failed" ; fi
375 # Running of test program with file input/output
377 function test-run-file
381 BOXOPTS=$(expand-var TEST_SANDBOX_OPTS)
382 echo "Sandbox options: $BOXOPTS"
383 if ! $BOXCMD $BOXOPTS -- ./$PROBLEM 2>$TMPDIR/exec.out ; then
385 MSG=`tail -1 $TMPDIR/exec.out`
392 # Running of interactive test programs
394 function test-run-interactive
398 BOXOPTS=$(expand-var TEST_SANDBOX_OPTS)
399 echo "Sandbox options: $BOXOPTS"
400 ICCMD=$(expand-var IA_CHECK)
401 echo "Interactive checker: $ICCMD"
402 if ! $HDIR/bin/iwrapper $BOXCMD $BOXOPTS -- ./$PROBLEM @@ $ICCMD 2>$TMPDIR/exec.out ; then
404 MSG="`head -1 $TMPDIR/exec.out`"
411 # "Running" of open-data problems
413 function test-run-open-data
415 [ -f $SDIR/$TEST.out ] || test-result 0 "No solution"
416 ln $SDIR/$TEST.out $TDIR/$TEST.out
421 function syntax-check
423 [ -n "$SYNTAX_CHECK" ] || return 0
424 [ -z "$EV_NOCHECK" ] || return 0
426 SCHECK=$(expand-var SYNTAX_CHECK)
427 echo "Syntax check command: $SCHECK"
428 if ! eval $SCHECK 2>$TMPDIR/exec.out ; then
430 MSG=`tail -1 $TMPDIR/exec.out`
431 if [ -z "$MSG" ] ; then MSG="Wrong syntax" ; fi
439 function output-check
442 if [ -n "$OUTPUT_CHECK" -a "$OUT_TYPE" != none -a -z "$EV_NOCHECK" ] ; then
444 [ -f $PDIR/$TEST.out ] && ln $PDIR/$TEST.out $TDIR/$TEST.ok
445 OCHECK=$(expand-var OUTPUT_CHECK)
446 echo "Output check command: $OCHECK"
447 if ! eval $OCHECK 2>$TMPDIR/exec.out ; then
449 MSG=`tail -1 $TMPDIR/exec.out`
450 if [ -z "$MSG" ] ; then MSG="Wrong answer" ; fi
454 MSG=`tail -1 $TMPDIR/exec.out`
456 if [ -z "$MSG" ] ; then MSG="OK" ; fi
457 test-result $POINTS_PER_TEST "$MSG"
460 # Setup of public commands
462 function public-setup
465 PDIR=$MO_ROOT/problems/$PROBLEM
469 [ -d $PDIR ] || die "Unknown problem $PROBLEM"
471 pstart "Initializing... "
477 BOXCMD="$MO_ROOT/bin/box -c$BOXDIR"
479 pend "OK (see 'check-log' for details)"
482 # Locate output of open data problem, test case TEST
483 # Beware, SDIR and SRCN can contain spaces and other strange user-supplied characters.
487 [ -f $PDIR/$TEST.in ] || die "Unknown test $TEST"
488 if [ -n "$1" ] ; then
492 SRCN=$SDIR/$PROBLEM$TEST.out
494 [ -f "$SDIR/$SRCN" ] || fatal "Output file $SRCN not found"
497 # Translation of runtime error codes for various compilers
499 function fpc-exit-code
502 200) echo -n "Division by zero" ;;
503 201) echo -n "Range check error" ;;
504 202) echo -n "Stack overflow" ;;
505 203) echo -n "Heap overflow" ;;
506 205) echo -n "Floating point overflow" ;;
507 215) echo -n "Arithmetic overflow" ;;
508 216) echo -n "Segmentation fault" ;;
512 # A helper function for parsing of command-line overrides of variables
514 function parse-cmdline
516 if [ "${1#*=}" != "$1" ] ; then