diff options
Diffstat (limited to 'share')
| -rw-r--r-- | share/cppawk/include/safearg.h | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/share/cppawk/include/safearg.h b/share/cppawk/include/safearg.h new file mode 100644 index 0000000..5016155 --- /dev/null +++ b/share/cppawk/include/safearg.h @@ -0,0 +1,48 @@ +// cppawk: C preprocessor wrapper around awk +// Copyright 2022 Kaz Kylheku <kaz@kylheku.com> +// +// BSD-2 License +// +// Redistribution and use in source and binary forms, with or without +// modification, are permitted provided that the following conditions are met: +// +// 1. Redistributions of source code must retain the above copyright notice, +// this list of conditions and the following disclaimer. +// +// 2. Redistributions in binary form must reproduce the above copyright notice, +// this list of conditions and the following disclaimer in the documentation +// and/or other materials provided with the distribution. +// +// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" +// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE +// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE +// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE +// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR +// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF +// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS +// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN +// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) +// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE +// POSSIBILITY OF SUCH DAMAGE. + +#ifndef __CPPAWK_SAFEARG_H +#define __CPPAWK_SAFEARG_H + +#ifndef __CPPAWK_BASE_H +#include "base.h" +#endif + +BEGIN { + for (__key in ARGV) { + argv[__key] = ARGV[__key] +#if !__gawk__ + delete ARGV[__key] +#endif + } + +#if __gawk__ + delete ARGV +#endif +} + +#endif |