Merge pull request #77 from TitouanT/bf_new_executor

Fixes the brainfuck executor
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Brian Seymour 2021-02-10 13:40:49 -06:00 committed by GitHub
commit 0c4c6e7ad5
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1 changed files with 30 additions and 1 deletions

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@ -1,4 +1,33 @@
#!/bin/bash #!/bin/bash
cd /tmp/$1 cd /tmp/$1
timeout -s KILL 3 xargs -a args.args -d '\n' brainfuck code.code < stdin.stdin sedarg="\
s/+/P/g;\
s/-/M/g;\
s/>/++p;/g;\
s/</--p;/g;\
s/P/++*p;/g;\
s/M/--*p;/g;\
s/\\./putchar(*p);/g;\
s/,/*p=(c=getchar())==EOF?0:c;/g;\
s/\\[/while(*p){/g;\
s/]/}/g\
"
# compilation
MEMSIZE=15
cat <<EOF > code.c
#include <stdio.h>
char mem[1<<$MEMSIZE];
char *p = mem + (1<<$((MEMSIZE - 1)));
int c;
int main() {
$(timeout -s KILL 3 sed 's/[^][<>.,+-]//g' code.code | timeout -s KILL 3 sed $sedarg)
}
EOF
timeout -s KILL 3 gcc -std=c11 -o binary code.c
# execution
timeout -s KILL 3 ./binary < args.args < stdin.stdin