From d75956684f9599b8daf705b11d67c75186ea7e3f Mon Sep 17 00:00:00 2001
From: cassiopc <cassiopc@gmail.com>
Date: Mon, 6 Aug 2012 17:27:18 +0200
Subject: moving problem examples to better places and fixing a couple of typos
 in the problem's interface

---
 .../problemexamples/problemtemplate/compile/cpp    | 159 +++++++++++++++++++++
 1 file changed, 159 insertions(+)
 create mode 100644 boca-1.5.0/doc/problemexamples/problemtemplate/compile/cpp

(limited to 'boca-1.5.0/doc/problemexamples/problemtemplate/compile/cpp')

diff --git a/boca-1.5.0/doc/problemexamples/problemtemplate/compile/cpp b/boca-1.5.0/doc/problemexamples/problemtemplate/compile/cpp
new file mode 100644
index 0000000..2ec55ac
--- /dev/null
+++ b/boca-1.5.0/doc/problemexamples/problemtemplate/compile/cpp
@@ -0,0 +1,159 @@
+#!/bin/bash
+# ////////////////////////////////////////////////////////////////////////////////
+# //BOCA Online Contest Administrator
+# //    Copyright (C) 2003-2012 by BOCA System (bocasystem@gmail.com)
+# //
+# //    This program is free software: you can redistribute it and/or modify
+# //    it under the terms of the GNU General Public License as published by
+# //    the Free Software Foundation, either version 3 of the License, or
+# //    (at your option) any later version.
+# //
+# //    This program is distributed in the hope that it will be useful,
+# //    but WITHOUT ANY WARRANTY; without even the implied warranty of
+# //    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# //    GNU General Public License for more details.
+# //    You should have received a copy of the GNU General Public License
+# //    along with this program.  If not, see <http://www.gnu.org/licenses/>.
+# ////////////////////////////////////////////////////////////////////////////////
+#Last modified: 21/july/2012 by cassio@ime.usp.br
+#
+# parameters are:
+# $1 source_file
+# $2 exe_file (default run.exe)
+# $3 timelimit (optional, limit to run all the repetitions, by default only one repetition)
+# $4 maximum allowed memory (in MBytes)
+#
+# the output of the submission should be directed to the standard output
+#
+# the return code show what happened (according to safeexec):
+# 0 ok
+# 1 compile error
+# 2 runtime error
+# 3 timelimit exceeded
+# 4 internal error
+# 5 parameter error
+# 6 internal error
+# 7 memory limit exceeded
+# 8 security threat
+# 9 runtime error
+# other_codes are unknown to boca: in this case BOCA will present the
+#                                  last line of standard output to the judge
+
+umask 0022
+
+if [ "$1" == "" ]; then
+    echo "parameter problem"
+    exit 43
+fi
+if [ ! -r "$1" ]; then
+    echo "$1 not found or it's not readable"
+    exit 44
+fi
+name="$1"
+if [ ! -r "$1" ]; then
+    echo "$1 not found or it's not readable"
+    exit 44
+fi
+mkdir -p src
+if [ "${name##*.}" == "zip" -a "${name##*.}" == "ZIP" ]; then
+	unzip "$name" -d src
+	name="*.c"
+else
+	mv $name src
+fi
+id -u bocajail >/dev/null 2>/dev/null
+if [ $? == 0 ]; then
+	bocau=`id -u bocajail`
+	bocag=`id -g bocajail`
+	chown bocajail.nogroup .
+else
+	bocau=`id -u nobody`
+	bocag=`id -g nobody`
+	chown nobody.nogroup .
+fi
+if [ "$bocau" == "" -o "$bocag" == "" ]; then
+	echo "error finding user to run script"
+	exit 43
+fi
+
+# this script makes use of safeexec to execute the code with less privilegies
+# make sure that directories below are correct.
+sf=`which safeexec`
+[ -x "$sf" ] || sf=/usr/bin/safeexec
+if [ ! -x $sf ]; then
+    echo "$sf not found or it's not executable"
+    exit 46
+fi
+maxm=512000
+if [ "$4" != "" -a "$4" -gt "0" ]; then
+maxm=${4}000
+fi
+
+# setting up the timelimit according to the problem
+if [ "$3" == "" ]; then
+time=5
+else
+time=$3
+fi
+let ttime=$time+30
+
+if [ "$2" == "" ]; then
+  exe=run.exe
+else
+  exe=$2
+fi
+
+rm -f ../$exe 2>/dev/null
+cat <<EOF > compileit.sh
+#!/bin/bash
+cc=\`which g++\`
+[ -x "\$cc" ] || cc=/usr/bin/g++
+if [ ! -x "\$cc" ]; then
+    echo "\$cc not found or it's not executable"
+    exit 47
+fi
+cd src
+"\$cc" -static -O2 -lm -o ../$exe "$name"
+echo \$? > compileit.retcode
+exit 0
+EOF
+chmod 755 compileit.sh
+
+cdir=`pwd`
+echo "Current directory is $cdir" >&2
+echo $cdir | grep -q "/bocajail"
+if [ $? == 0 ]; then
+    cdir=`echo $cdir | sed "s/.*\/bocajail//"`
+    cat <<EOF > runit.sh
+#!/bin/bash
+[ -f /proc/cpuinfo ] || /bin/mount -t proc proc /proc
+#/bin/mount --bind /dev /dev
+[ -d /sys/kernel ] || /bin/mount -t sysfs sysfs /sys
+$sf -r1 -F1000 -n0 -U$bocau -G$bocag -C. -ostdout0 -estderr0 -d$maxm -m$maxm -f20000 -t$ttime -T$ttime ./compileit.sh
+echo \$? > runit.retcode
+/bin/umount /proc 2>/dev/null
+#/bin/umount /dev
+/bin/umount /sys 2>/dev/null
+EOF
+    chmod 755 runit.sh
+    chroot /bocajail "$cdir/runit.sh"
+  	ret=`cat runit.retcode`
+else
+	echo "COMPILATION IS NOT BEING CHROOTED -- THIS IS NOT AN IDEAL SETTING"
+	$sf -r1 -F1000 -n0 -U$bocau -G$bocag -C. -ostdout0 -estderr0 -d$maxm -m$maxm -f20000 -t$ttime -T$ttime ./compileit.sh
+	ret=$?
+fi
+rm -rf src/
+if [ -f stdout0 ]; then
+	cat stdout0
+fi
+if [ "$ret" != "0" ]; then
+	echo "Compilation Error: $ret"
+	exit $ret
+fi
+ret=`cat compileit.retcode`
+if [ "$ret" != "0" ]; then
+	echo "Compilation Error: $ret"
+	ret=1
+fi
+exit $ret
-- 
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