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bc: fix comment handling

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function                                             old     new   delta
bc_vm_run                                            514     513      -1

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
This commit is contained in:
Denys Vlasenko 2018-12-13 17:23:24 +01:00
parent 7dc0a51286
commit 766f67250f
2 changed files with 17 additions and 2 deletions
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7
miscutils/bc.c
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@ -7088,10 +7088,13 @@ static BC_STATUS zbc_vm_stdin(void)
string++;
if (c == '/' && *string == '*') {
comment = true;
break;
string++;
continue;
}
if (c == '*' && *string == '/')
if (c == '*' && *string == '/') {
comment = false;
string++;
}
}
if (str || comment || string[-2] == '\\') {
bc_vec_concat(&buffer, buf.v);

12
testsuite/bc.tests
View File

@ -4,6 +4,18 @@
. ./testing.sh
# testing "test name" "command" "expected result" "file input" "stdin"
testing "bc comment 1" \
"bc" \
"3\n" \
"" "1 /* comment */ + 2"
testing "bc comment 2: /*/ is not a closed comment" \
"bc" \
"4\n" \
"" "1 /*/ + 2 */ + 3"
tar xJf bc_large.tar.xz
for f in bc*.bc; do