File: sysroot.sh

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#!/bin/bash
. $(dirname $0)/common.inc

[[ $MACHINE = loongarch* ]] && skip

cat <<EOF | $CC -c -o $t/a.o -xc -
void foo() {}
EOF

cat <<EOF | $CC -c -o $t/b.o -xc -
void bar() {}
EOF

mkdir -p $t/foo/bar
rm -f $t/foo/bar/libfoo.a
ar rcs $t/foo/bar/libfoo.a $t/a.o $t/b.o

cat <<EOF | $CC -c -o $t/c.o -xc -
void foo();
int main() {
  foo();
}
EOF

$CC -B. -o $t/exe $t/c.o -Wl,--sysroot=$t/ -Wl,-L=foo/bar -lfoo

$CC -B. -o $t/exe $t/c.o -Wl,--sysroot=$t/ -Wl,-L=/foo/bar -lfoo

$CC -B. -o $t/exe $t/c.o -Wl,--sysroot=$t/ '-Wl,-L$SYSROOTfoo/bar' -lfoo

$CC -B. -o $t/exe $t/c.o -Wl,--sysroot=$t/ '-Wl,-L$SYSROOT/foo/bar' -lfoo

not $CC -B. -o $t/exe $t/c.o -lfoo >& /dev/null

not $CC -B. -o $t/exe $t/c.o -Wl,--sysroot=$t -Wl,-Lfoo/bar -lfoo >& /dev/null