#!/bin/sh

set -ev

rm -rf $0.dir
mkdir $0.dir
cd $0.dir

cat > my.fac <<EOF
| echo foo > foo

|xThis is a bug
EOF

git init
git add my.fac

if ${FAC:-../../fac} &> fac.err; then
  cat fac.err
  echo build should fail no rule to build bar
  exit 1
fi
cat fac.err

grep 'error:.my.fac.3. Second' fac.err


cat > my.fac <<EOF
C cache

| echo foo > foo
EOF

if ${FAC:-../../fac} &> fac.err; then
  cat fac.err
  echo build should fail
  exit 1
fi
cat fac.err

grep 'error: my.fac:1: .C..* line' fac.err


cat > my.fac <<EOF

< cache

| echo foo > foo
EOF

if ${FAC:-../../fac} &> fac.err; then
  cat fac.err
  echo build should fail
  exit 1
fi
cat fac.err

grep 'error: my.fac:2: .<.* line' fac.err


cat > my.fac <<EOF

> cache

| echo foo > foo
EOF

if ${FAC:-../../fac} &> fac.err; then
  cat fac.err
  echo build should fail
  exit 1
fi
cat fac.err

grep 'error: my.fac:2: .>.* line' fac.err


cat > my.fac <<EOF

c cache

| echo foo > foo
EOF

if ${FAC:-../../fac} &> fac.err; then
  cat fac.err
  echo build should fail
  exit 1
fi
cat fac.err

grep 'error: my.fac:2: .c.* line' fac.err

chmod a-r my.fac
ls -l my.fac

if wc my.fac; then
    echo we have some funky broken filesystem here
else

    if ${FAC:-../../fac} &> fac.err; then
        cat fac.err
        echo build should fail
        exit 1
    fi
    echo cat fac.err
    cat fac.err

    grep 'error: unable to open file' fac.err
fi

chmod +r my.fac

exit 0