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Thu, 20 Feb 2025 02:59:44 -0800 (PST) Received: from ritvikos.localdomain ([49.36.192.37]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-732752034e0sm8388021b3a.138.2025.02.20.02.59.43 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 20 Feb 2025 02:59:43 -0800 (PST) Received: by ritvikos.localdomain (Postfix, from userid 1000) id 6EA78E7C4B5; Thu, 20 Feb 2025 16:29:40 +0530 (IST) From: ritvikfoss@gmail.com To: linux-kernel@vger.kernel.org Cc: skhan@linuxfoundation.org, linux-kernel-mentees@lists.linuxfoundation.org Subject: [PATCH] scripts/checksyscalls.sh: Add usage message, fix -Wno-error Date: Thu, 20 Feb 2025 16:29:40 +0530 Message-ID: <20250220105940.5241-1-ritvikfoss@gmail.com> X-Mailer: git-send-email 2.48.1 Precedence: bulk X-Mailing-List: linux-kernel-mentees@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit From: Ritvik Gupta Currently 'scripts/checksyscalls.sh' does not provide guidance when executed without specifying a compiler, instead it attempts to execute '-Wno-error' parameter as a command, resulting in 'Wno-error: Command not found' error. This patch adds a usage message that is displayed when no compiler is provided as parameter to improve clarity. Signed-off-by: Ritvik Gupta --- scripts/checksyscalls.sh | 15 +++++++++++++++ 1 file changed, 15 insertions(+) diff --git a/scripts/checksyscalls.sh b/scripts/checksyscalls.sh index 1e5d2eeb726d..14c04227c96e 100755 --- a/scripts/checksyscalls.sh +++ b/scripts/checksyscalls.sh @@ -10,6 +10,21 @@ # checksyscalls.sh gcc gcc-options # +usage() { +cat < [compiler-options] + +Example: + $0 gcc +EOF +exit 1 +} + +if [[ $# -eq 0 ]]; then + echo "Error: No compiler provided." + usage +fi + ignore_list() { cat << EOF #include -- 2.48.1