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Re: [PATCH v5 04/11] rules.mak: Add strequal() and startwith() and rules
From: |
Markus Armbruster |
Subject: |
Re: [PATCH v5 04/11] rules.mak: Add strequal() and startwith() and rules |
Date: |
Fri, 05 Jun 2020 14:48:00 +0200 |
User-agent: |
Gnus/5.13 (Gnus v5.13) Emacs/26.3 (gnu/linux) |
Philippe Mathieu-Daudé <philmd@redhat.com> writes:
> Add a rule to test if two strings are equal,
> and another to test if a string starts with a substring,
>
> Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
> ---
> rules.mak | 14 ++++++++++++++
> 1 file changed, 14 insertions(+)
>
> diff --git a/rules.mak b/rules.mak
> index 694865b63e..ccc1c49604 100644
> --- a/rules.mak
> +++ b/rules.mak
> @@ -191,6 +191,20 @@ ne = $(if $(subst $2,,$1)$(subst $1,,$2),y,n)
> isempty = $(if $1,n,y)
> notempty = $(if $1,y,n)
>
> +# strequal
> +# Usage: $(call strequal, str1, str2)
> +#
> +# This macro returns a string (TRUE) when @str1 and @str2
> +# are equal, else returns the empty string (FALSE)
> +strequal = $(if $(subst $2,,$1)$(subst $1,,$2),,$1)
> +
> +# startwith
> +# Usage: $(call startwith, startstr, fullstr)
> +#
> +# This macro returns a string (TRUE) when @fullstr starts with
> +# @startstr, else returns the empty string (FALSE)
> +startwith = $(findstring :$1,:$2)
> +
> # Generate files with tracetool
> TRACETOOL=$(PYTHON) $(SRC_PATH)/scripts/tracetool.py
Should this be spelled startswith?
- [PATCH v5 00/11] accel: Allow targets to use Kconfig, Philippe Mathieu-Daudé, 2020/06/05
- [PATCH v5 01/11] MAINTAINERS: Fix KVM path expansion glob, Philippe Mathieu-Daudé, 2020/06/05
- [PATCH v5 02/11] MAINTAINERS: Add an 'overall' entry for accelerators, Philippe Mathieu-Daudé, 2020/06/05
- [PATCH v5 04/11] rules.mak: Add strequal() and startwith() and rules, Philippe Mathieu-Daudé, 2020/06/05
- [PATCH v5 05/11] rules.mak: Add base-arch() rule, Philippe Mathieu-Daudé, 2020/06/05
- [PATCH v5 06/11] Makefile: Remove dangerous EOL trailing backslash, Philippe Mathieu-Daudé, 2020/06/05
- [PATCH v5 03/11] MAINTAINERS: Add an entry for the HAX accelerator, Philippe Mathieu-Daudé, 2020/06/05
- [PATCH v5 07/11] Makefile: Write MINIKCONF variables as one entry per line, Philippe Mathieu-Daudé, 2020/06/05
- [PATCH v5 08/11] accel/Kconfig: Extract accel selectors into their own config, Philippe Mathieu-Daudé, 2020/06/05
- [PATCH v5 09/11] accel/Kconfig: Add the TCG selector, Philippe Mathieu-Daudé, 2020/06/05
- [PATCH v5 10/11] Makefile: Allow target-specific optional Kconfig, Philippe Mathieu-Daudé, 2020/06/05
- [PATCH v5 11/11] accel/tcg: Add stub for probe_access(), Philippe Mathieu-Daudé, 2020/06/05