Re: [Minios-devel] [UNIKRAFT/NEWLIB PATCH v2 3/5] Add signal related stubs

[Costin Lupu <costin.lup@xxxxxxxxx>]

Reviewed-by: Costin Lupu <costin.lupu@xxxxxxxxx>

On 6/2/19 7:13 PM, Vlad-Andrei BĂDOIU (78692) wrote:
> This patch adds a new file signal.c which contains stubs related to signals.
> 
> Signed-off-by: Vlad-Andrei Badoiu <vlad_andrei.badoiu@xxxxxxxxxxxxxxx>
> ---
>  Makefile.uk |  1 +
>  signal.c    | 56 +++++++++++++++++++++++++++++++++++++++++++++++++++++
>  2 files changed, 57 insertions(+)
>  create mode 100644 signal.c
> 
> diff --git a/Makefile.uk b/Makefile.uk
> index 40e0dae..9d1b275 100644
> --- a/Makefile.uk
> +++ b/Makefile.uk
> @@ -114,6 +114,7 @@ LIBNEWLIBGLUE_SRCS-y += $(LIBNEWLIBC_BASE)/pty.c
>  LIBNEWLIBGLUE_SRCS-y += $(LIBNEWLIBC_BASE)/time.c|glue
>  LIBNEWLIBGLUE_SRCS-y += $(LIBNEWLIBC_BASE)/locale.c
>  LIBNEWLIBGLUE_SRCS-y += $(LIBNEWLIBC_BASE)/dev.c
> +LIBNEWLIBGLUE_SRCS-y += $(LIBNEWLIBC_BASE)/signal.c
>  
>  
> ################################################################################
>  # Newlib/libc code -- argz
> diff --git a/signal.c b/signal.c
> new file mode 100644
> index 0000000..680bcaf
> --- /dev/null
> +++ b/signal.c
> @@ -0,0 +1,56 @@
> +/* SPDX-License-Identifier: BSD-3-Clause */
> +/*
> + * Authors: Vlad-Andrei Badoiu <vlad_andrei.badoiu@xxxxxxxxxxxxxxx
> + *
> + * Copyright (c) 2019, University Politehnica of Bucharest. All rights 
> reserved.
> + *
> + * 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.
> + * 3. Neither the name of the copyright holder nor the names of its
> + *    contributors may be used to endorse or promote products derived from
> + *    this software without specific prior written permission.
> + *
> + * 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.
> + *
> + * THIS HEADER MAY NOT BE EXTRACTED OR MODIFIED IN ANY WAY.
> + */
> +
> +#include <signal.h>
> +
> +int sigaction(int sig __unused, const struct sigaction *restrict act 
> __unused,
> +           struct sigaction *restrict oact __unused)
> +{
> +     return 0;
> +}
> +
> +unsigned int alarm(unsigned int seconds __unused)
> +{
> +     return 0;
> +}
> +
> +int pause(void)
> +{
> +     return 0;
> +}
> +
> +int siginterrupt(int sig __unused, int flag __unused)
> +{
> +     return 0;
> +}
> 

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