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32 lines
646 B
Perl
Executable File
Vendored
32 lines
646 B
Perl
Executable File
Vendored
#!/usr/bin/env perl
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# SPDX-FileCopyrightText: 2015-2023 Pragmatic Software <pragma78@gmail.com>
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# SPDX-License-Identifier: MIT
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use warnings;
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use strict;
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if (not @ARGV) {
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print "Usage: qalc <expression>\n";
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exit;
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}
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my $is_safe = `qalc export`;
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if ($is_safe ne "export() = 0\n") {
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system("./qalc-safe > /dev/null");
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$is_safe = `qalc export`;
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if ($is_safe ne "export() = 0\n") {
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print "Fatal: Unable to make qalc safe. Execute `qalc-safe` and check for errors.\n";
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exit;
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}
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}
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my $result = `ulimit -t 2; qalc \Q@ARGV\E`;
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$result =~ s/^.*approx.\s+//;
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$result =~ s/^.*=\s+//;
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print "@ARGV = $result\n";
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