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charset="UTF-8" Content-ID: <480F7E147A353748B34370430C3371CB@EURPRD10.PROD.OUTLOOK.COM> MIME-Version: 1.0 X-OriginatorOrg: siemens.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-AuthSource: DU0PR10MB6828.EURPRD10.PROD.OUTLOOK.COM X-MS-Exchange-CrossTenant-Network-Message-Id: 5fe448c8-4a77-4c0b-9a4b-08dd0e359c34 X-MS-Exchange-CrossTenant-originalarrivaltime: 26 Nov 2024 16:15:57.2984 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 38ae3bcd-9579-4fd4-adda-b42e1495d55a X-MS-Exchange-CrossTenant-mailboxtype: HOSTED X-MS-Exchange-CrossTenant-userprincipalname: MDcO6G5UPeQmGxzTIndfVUH7WIBVFCYk+DFt8iVbxn0eFBxjW9hLtH7+2WCEOAfbiYYbFxjCYmogWMLgeJm93tai6BrLn0BhVH1pn4ARDN8= X-MS-Exchange-Transport-CrossTenantHeadersStamped: AS8PR10MB7280 X-Original-Sender: felix.moessbauer@siemens.com X-Original-Authentication-Results: gmr-mx.google.com; dkim=pass header.i=@siemens.com header.s=selector2 header.b=ld2UA3Xf; arc=pass (i=1 spf=pass spfdomain=siemens.com dkim=pass dkdomain=siemens.com dmarc=pass fromdomain=siemens.com); spf=pass (google.com: domain of felix.moessbauer@siemens.com designates 2a01:111:f403:2613::610 as permitted sender) smtp.mailfrom=felix.moessbauer@siemens.com; dmarc=pass (p=REJECT sp=REJECT dis=NONE) header.from=siemens.com X-Original-From: "MOESSBAUER, Felix" Reply-To: "MOESSBAUER, Felix" Precedence: list Mailing-list: list isar-users@googlegroups.com; contact isar-users+owners@googlegroups.com List-ID: X-Spam-Checked-In-Group: isar-users@googlegroups.com X-Google-Group-Id: 914930254986 List-Post: , List-Help: , List-Archive: , List-Unsubscribe: , X-Spam-Status: No, score=-4.9 required=5.0 tests=DKIMWL_WL_MED,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,MAILING_LIST_MULTI, RCVD_IN_DNSWL_BLOCKED,RCVD_IN_MSPIKE_H3,RCVD_IN_MSPIKE_WL, RCVD_IN_RP_CERTIFIED,RCVD_IN_RP_RNBL,RCVD_IN_RP_SAFE,SPF_PASS autolearn=unavailable autolearn_force=no version=3.4.2 X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on shymkent.ilbers.de X-TUID: yR3IWT/3dOpM Hi, while debugging the ca-certificates problem, I noticed that our SState siginfo files contain a lot of garbage. This happens, as all variables in a shell function that are at least once accessed using ${foo} syntax (bitbake syntax) are added to the signatures (without a value). This is problematic for the following reasons: 1. The variable names (esp. very short ones) can easily collide with a bitbake task name. Then the content of the task is copy-pasted to the location the variable is accessed. 2. Signature size. Probably not too relevant yet, but when manually inspecting the signatures that's really annoying. Despite in "normal" shell code, in bitbake it is NOT a good habit to access shell variables with the curly brace pattern. IOW, this is discouraged. I don't know why they still have the following statement in their docs: > If the variable expansion syntax is used on a variable that does not > exist, the string is kept as is. In my opinion we should fix this and enforce it with a rule in the to- be-written ISAR linter. I know, there are some cases where this pattern cannot be avoided, but these could be replaced by a python generator (like ${@bash_var('foo')). Best regards, Felix Moessbauer Siemens AG -- Siemens AG, Technology Linux Expert Center -- You received this message because you are subscribed to the Google Groups "isar-users" group. To unsubscribe from this group and stop receiving emails from it, send an email to isar-users+unsubscribe@googlegroups.com. To view this discussion visit https://groups.google.com/d/msgid/isar-users/d5140d714ca7d97bd0a8c1bdbd87df47a6eb94fb.camel%40siemens.com.