{"header":{"message":"add toastals code","description":null,"timestamp":"2026-02-24T13:33:45.744667923Z","authors":[{}]},"hash":"GMVYDVUUDEDLO4ORMNQUSEUDH37MZC3BUAHZS2F53CWTMFAYCVUAC","authors":[{"login":"tetov","key":"5HQnLNFtg9kqy7Qbt6KVMLvtgUhtPcUGET8SoKVUDNNF"}],"deps":{"hashes":[["GMVYDVUUDEDLO4ORMNQUSEUDH37MZC3BUAHZS2F53CWTMFAYCVUAC","add toastals code"],["AA",null],["MGWNH72NNBWQCVZ7HSIFSUYHC4MSKJKLQA42UIR3VM6ULF3H2TZQC","scaffolding"],["YPPYI5MFVYIRJNEWSOFRMMLLL4QKCWV7MX2T6J5YHNPQIG5DODTQC",""]],"deps":["MGWNH72NNBWQCVZ7HSIFSUYHC4MSKJKLQA42UIR3VM6ULF3H2TZQC"],"known":[]},"hunks":[{"Edit":{"inode":{"change":2,"pos":49},"path":"src/main.rs","line":1,"atom":{"NewVertex":{"up_context":[{"change":2,"pos":49}],"down_context":[{"change":2,"pos":50}],"flag":"BLOCK","start":0,"end":163,"inode":{"change":2,"pos":49}}},"contents":[{"Add":"use std::collections::HashMap;"},{"Add":"use std::path::{Path, PathBuf};"},{"Add":""},{"Add":"use tiny_http::{Header, Response, StatusCode};"},{"Add":""},{"Add":"const SERVER_NAME: &str = \"pijul-srv-lite/0.1.0\";"},{"Add":""}]}},{"Replacement":{"inode":{"change":2,"pos":49},"path":"src/main.rs","line":9,"ins":{"up_context":[{"change":2,"pos":62}],"down_context":[{"change":2,"pos":93}],"flag":"BLOCK","start":164,"end":7025,"inode":{"change":2,"pos":49}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":2,"pos":62},"to":{"change":2,"start":62,"end":93},"introduced_by":2}],"inode":{"change":2,"pos":49}},"ins_contents":[{"Add":" let port = std::env::var(\"PIJUL_SRV_PORT\")"},{"Add":" .ok()"},{"Add":" .and_then(|p| p.parse().ok())"},{"Add":" .unwrap_or(8080);"},{"Add":""},{"Add":" let repo_base = std::env::var(\"PIJUL_SRV_REPO_DIR\")"},{"Add":" .map(PathBuf::from)"},{"Add":" .unwrap_or_else(|_| PathBuf::from(\"/vcs/pijul\"));"},{"Add":""},{"Add":" let repo_path = if repo_base.join(\".pijul\").exists() {"},{"Add":" repo_base"},{"Add":" } else {"},{"Add":" repo_base.join(\"default\")"},{"Add":" };"},{"Add":""},{"Add":" if !repo_path.join(\".pijul\").exists() {"},{"Add":" eprintln!(\"Repository not found at {:?}\", repo_path);"},{"Add":" std::process::exit(1);"},{"Add":" }"},{"Add":""},{"Add":" let server = tiny_http::Server::http(format!(\"0.0.0.0:{port}\")).unwrap();"},{"Add":""},{"Add":" println!(\"{SERVER_NAME} listening on port {port}\");"},{"Add":" println!(\"Serving repository from {:?}\", repo_path);"},{"Add":""},{"Add":" for request in server.incoming_requests() {"},{"Add":" if request.method() == &tiny_http::Method::Head {"},{"Add":" let _ = request.respond(Response::empty(200));"},{"Add":" continue;"},{"Add":" }"},{"Add":""},{"Add":" let response = handle_request(request.url(), &repo_path);"},{"Add":" let _ = request.respond(response);"},{"Add":" }"},{"Add":"}"},{"Add":""},{"Add":"fn handle_request(url: &str, repo_path: &Path) -> Response>> {"},{"Add":" let (path, query_str) = url.split_once('?').unwrap_or((url, \"\"));"},{"Add":""},{"Add":" let path = path.trim_start_matches('/');"},{"Add":""},{"Add":" if !path.starts_with(\".pijul\") {"},{"Add":" return not_found(\"not found\");"},{"Add":" }"},{"Add":""},{"Add":" let query: HashMap = query_str"},{"Add":" .split('&')"},{"Add":" .filter_map(|pair| {"},{"Add":" if pair.is_empty() {"},{"Add":" return None;"},{"Add":" }"},{"Add":" let (k, v) = pair.split_once('=').unwrap_or((pair, \"\"));"},{"Add":" Some((k.to_string(), percent_decode(v)))"},{"Add":" })"},{"Add":" .collect();"},{"Add":""},{"Add":" if query.is_empty() {"},{"Add":" return serve_info(repo_path);"},{"Add":" }"},{"Add":""},{"Add":" if let Some(change) = query.get(\"change\") {"},{"Add":" return serve_change(repo_path, change);"},{"Add":" }"},{"Add":""},{"Add":" if query.get(\"changelist\").map(String::as_str) == Some(\"0\") {"},{"Add":" if let Some(channel) = query.get(\"channel\") {"},{"Add":" return serve_changelist(repo_path, channel);"},{"Add":" }"},{"Add":" }"},{"Add":""},{"Add":" if let Some(channel) = query.get(\"channel\") {"},{"Add":" if query.contains_key(\"id\") {"},{"Add":" return serve_channel_id(repo_path, channel);"},{"Add":" }"},{"Add":" return serve_channel(repo_path, channel);"},{"Add":" }"},{"Add":""},{"Add":" if query.contains_key(\"state\") {"},{"Add":" return serve_state(repo_path);"},{"Add":" }"},{"Add":""},{"Add":" if query.contains_key(\"identities\") {"},{"Add":" return serve_identities();"},{"Add":" }"},{"Add":""},{"Add":" if query.contains_key(\"log\") {"},{"Add":" return serve_info(repo_path);"},{"Add":" }"},{"Add":""},{"Add":" if query.contains_key(\"tag\") {"},{"Add":" return serve_tag(repo_path);"},{"Add":" }"},{"Add":""},{"Add":" bad_request()"},{"Add":"}"},{"Add":""},{"Add":"/* ---------------- protocol handlers ---------------- */"},{"Add":""},{"Add":"fn serve_channel_id(repo_path: &Path, _channel: &str) -> Response>> {"},{"Add":" let path = repo_path.join(\".pijul\").join(\"pristine\").join(\"db\");"},{"Add":""},{"Add":" serve_file(&path, \"application/octet-stream\")"},{"Add":"}"},{"Add":""},{"Add":"fn serve_channel(repo_path: &Path, _channel: &str) -> Response>> {"},{"Add":" let path = repo_path.join(\".pijul\").join(\"pristine\").join(\"db\");"},{"Add":""},{"Add":" serve_file(&path, \"application/octet-stream\")"},{"Add":"}"},{"Add":""},{"Add":"fn serve_changelist(repo_path: &Path, channel: &str) -> Response>> {"},{"Add":" let path = repo_path.join(\"changelists\").join(channel);"},{"Add":""},{"Add":" serve_file(&path, \"text/plain\")"},{"Add":"}"},{"Add":""},{"Add":"fn serve_change(repo_path: &Path, hash: &str) -> Response>> {"},{"Add":" if hash.len() < 3 || !hash.chars().all(|c| c.is_ascii_alphanumeric()) {"},{"Add":" return not_found(\"invalid change hash\");"},{"Add":" }"},{"Add":""},{"Add":" let (pfx, sfx) = hash.split_at(2);"},{"Add":" let path = repo_path"},{"Add":" .join(\".pijul\")"},{"Add":" .join(\"changes\")"},{"Add":" .join(pfx)"},{"Add":" .join(format!(\"{}.change\", sfx));"},{"Add":""},{"Add":" serve_file(&path, \"application/octet-stream\")"},{"Add":"}"},{"Add":""},{"Add":"fn serve_state(repo_path: &Path) -> Response>> {"},{"Add":" let path = repo_path.join(\".pijul\").join(\"pristine\").join(\"db\");"},{"Add":""},{"Add":" serve_file(&path, \"application/octet-stream\")"},{"Add":"}"},{"Add":""},{"Add":"fn serve_tag(repo_path: &Path) -> Response>> {"},{"Add":" let path = repo_path.join(\".pijul\").join(\"pristine\").join(\"db\");"},{"Add":""},{"Add":" serve_file(&path, \"application/octet-stream\")"},{"Add":"}"},{"Add":""},{"Add":"fn serve_identities() -> Response>> {"},{"Add":" ok_json(r#\"{\"id\":[],\"rev\":0}\"#)"},{"Add":"}"},{"Add":""},{"Add":"fn serve_info(repo_path: &Path) -> Response>> {"},{"Add":" let mut out = String::from(\"{\");"},{"Add":""},{"Add":" let path = repo_path.join(\"changelists\");"},{"Add":" if let Ok(entries) = std::fs::read_dir(path) {"},{"Add":" let names: Vec = entries"},{"Add":" .filter_map(|e| e.ok().and_then(|e| e.file_name().into_string().ok()))"},{"Add":" .map(|s| format!(\"\\\"{s}\\\"\"))"},{"Add":" .collect();"},{"Add":""},{"Add":" if !names.is_empty() {"},{"Add":" out.push_str(\"\\\"channels\\\":[\");"},{"Add":" out.push_str(&names.join(\",\"));"},{"Add":" out.push_str(\"],\");"},{"Add":" }"},{"Add":" }"},{"Add":""},{"Add":" out.push_str(\"\\\"head\\\":null}\");"},{"Add":" ok_json(&out)"},{"Add":"}"},{"Add":""},{"Add":"/* ---------------- helpers ---------------- */"},{"Add":""},{"Add":"fn serve_file(path: &Path, ty: &str) -> Response>> {"},{"Add":" match std::fs::read(path) {"},{"Add":" Ok(data) => Response::from_data(data)"},{"Add":" .with_status_code(StatusCode(200))"},{"Add":" .with_header(Header::from_bytes(\"Content-Type\", ty).unwrap())"},{"Add":" .with_header("},{"Add":" Header::from_bytes(\"Cache-Control\", \"public, max-age=31536000, immutable\").unwrap(),"},{"Add":" ),"},{"Add":" Err(_) => not_found(\"not found\"),"},{"Add":" }"},{"Add":"}"},{"Add":""},{"Add":"fn percent_decode(s: &str) -> String {"},{"Add":" let mut result = String::new();"},{"Add":" let mut chars = s.chars().peekable();"},{"Add":" while let Some(c) = chars.next() {"},{"Add":" if c == '%' {"},{"Add":" let hex: String = chars.by_ref().take(2).collect();"},{"Add":" if hex.len() == 2 {"},{"Add":" if let Ok(byte) = u8::from_str_radix(&hex, 16) {"},{"Add":" result.push(byte as char);"},{"Add":" continue;"},{"Add":" }"},{"Add":" }"},{"Add":" result.push('%');"},{"Add":" result.push_str(&hex);"},{"Add":" } else if c == '+' {"},{"Add":" result.push(' ');"},{"Add":" } else {"},{"Add":" result.push(c);"},{"Add":" }"},{"Add":" }"},{"Add":" result"},{"Add":"}"},{"Add":""},{"Add":"/* ---------------- responses ---------------- */"},{"Add":""},{"Add":"fn ok_bin(data: Vec) -> Response>> {"},{"Add":" Response::from_data(data)"},{"Add":" .with_status_code(StatusCode(200))"},{"Add":" .with_header(Header::from_bytes(\"Content-Type\", \"application/octet-stream\").unwrap())"},{"Add":"}"},{"Add":""},{"Add":"fn ok_text(s: String) -> Response>> {"},{"Add":" Response::from_data(s)"},{"Add":" .with_status_code(StatusCode(200))"},{"Add":" .with_header(Header::from_bytes(\"Content-Type\", \"text/plain\").unwrap())"},{"Add":"}"},{"Add":""},{"Add":"fn ok_json(s: &str) -> Response>> {"},{"Add":" Response::from_string(s)"},{"Add":" .with_status_code(StatusCode(200))"},{"Add":" .with_header(Header::from_bytes(\"Content-Type\", \"application/json\").unwrap())"},{"Add":"}"},{"Add":""},{"Add":"fn bad_request() -> Response>> {"},{"Add":" Response::from_string(\"bad request\\n\").with_status_code(StatusCode(400))"}],"del_contents":[{"Del":" println!(\"Hello, world!\");\n"}]}},{"Edit":{"inode":{"change":2,"pos":49},"path":"src/main.rs","line":237,"atom":{"NewVertex":{"up_context":[{"change":2,"pos":95}],"down_context":[],"flag":"BLOCK","start":7026,"end":7316,"inode":{"change":2,"pos":49}}},"contents":[{"Add":""},{"Add":"fn not_found(msg: &str) -> Response>> {"},{"Add":" Response::from_string(format!(\"{msg}\\n\")).with_status_code(StatusCode(404))"},{"Add":"}"},{"Add":""},{"Add":"fn internal_error() -> Response>> {"},{"Add":" Response::from_string(\"internal error\\n\").with_status_code(StatusCode(500))"},{"Add":"}"}]}},{"FileAdd":{"meta":{"basename":"README.md","metadata":0},"context":[{"change":4,"pos":1}],"contents":[{"Add":"# pijul-srv-lite"},{"Add":""},{"Add":"Idea and initial code by [Toastal](https://toast.al)."},{"Add":""},{"Add":"## Goals"},{"Add":""},{"Add":"- Low resource use"},{"Add":"- Minimal (as in LOC)."},{"Add":""},{"Add":"## Provenance"},{"Add":""},{"Add":"Toastal had an agent write a rust package."},{"Add":""},{"Add":"[Tetov](https://tetov.se) was irritated by the code and rewrote it."}]}},{"FileAdd":{"meta":{"basename":"LICENSE","metadata":0},"context":[{"change":4,"pos":1}],"contents":[{"Add":" GNU LESSER GENERAL PUBLIC LICENSE"},{"Add":" Version 2.1, February 1999"},{"Add":""},{"Add":" Copyright (C) 1991, 1999 Free Software Foundation, Inc."},{"Add":" "},{"Add":" Everyone is permitted to copy and distribute verbatim copies"},{"Add":" of this license document, but changing it is not allowed."},{"Add":""},{"Add":"[This is the first released version of the Lesser GPL. It also counts"},{"Add":" as the successor of the GNU Library Public License, version 2, hence"},{"Add":" the version number 2.1.]"},{"Add":""},{"Add":" Preamble"},{"Add":""},{"Add":" The licenses for most software are designed to take away your"},{"Add":"freedom to share and change it. By contrast, the GNU General Public"},{"Add":"Licenses are intended to guarantee your freedom to share and change"},{"Add":"free software--to make sure the software is free for all its users."},{"Add":""},{"Add":" This license, the Lesser General Public License, applies to some"},{"Add":"specially designated software packages--typically libraries--of the"},{"Add":"Free Software Foundation and other authors who decide to use it. You"},{"Add":"can use it too, but we suggest you first think carefully about whether"},{"Add":"this license or the ordinary General Public License is the better"},{"Add":"strategy to use in any particular case, based on the explanations below."},{"Add":""},{"Add":" When we speak of free software, we are referring to freedom of use,"},{"Add":"not price. Our General Public Licenses are designed to make sure that"},{"Add":"you have the freedom to distribute copies of free software (and charge"},{"Add":"for this service if you wish); that you receive source code or can get"},{"Add":"it if you want it; that you can change the software and use pieces of"},{"Add":"it in new free programs; and that you are informed that you can do"},{"Add":"these things."},{"Add":""},{"Add":" To protect your rights, we need to make restrictions that forbid"},{"Add":"distributors to deny you these rights or to ask you to surrender these"},{"Add":"rights. These restrictions translate to certain responsibilities for"},{"Add":"you if you distribute copies of the library or if you modify it."},{"Add":""},{"Add":" For example, if you distribute copies of the library, whether gratis"},{"Add":"or for a fee, you must give the recipients all the rights that we gave"},{"Add":"you. You must make sure that they, too, receive or can get the source"},{"Add":"code. If you link other code with the library, you must provide"},{"Add":"complete object files to the recipients, so that they can relink them"},{"Add":"with the library after making changes to the library and recompiling"},{"Add":"it. And you must show them these terms so they know their rights."},{"Add":""},{"Add":" We protect your rights with a two-step method: (1) we copyright the"},{"Add":"library, and (2) we offer you this license, which gives you legal"},{"Add":"permission to copy, distribute and/or modify the library."},{"Add":""},{"Add":" To protect each distributor, we want to make it very clear that"},{"Add":"there is no warranty for the free library. Also, if the library is"},{"Add":"modified by someone else and passed on, the recipients should know"},{"Add":"that what they have is not the original version, so that the original"},{"Add":"author's reputation will not be affected by problems that might be"},{"Add":"introduced by others."},{"Add":""},{"Add":" Finally, software patents pose a constant threat to the existence of"},{"Add":"any free program. We wish to make sure that a company cannot"},{"Add":"effectively restrict the users of a free program by obtaining a"},{"Add":"restrictive license from a patent holder. Therefore, we insist that"},{"Add":"any patent license obtained for a version of the library must be"},{"Add":"consistent with the full freedom of use specified in this license."},{"Add":""},{"Add":" Most GNU software, including some libraries, is covered by the"},{"Add":"ordinary GNU General Public License. This license, the GNU Lesser"},{"Add":"General Public License, applies to certain designated libraries, and"},{"Add":"is quite different from the ordinary General Public License. We use"},{"Add":"this license for certain libraries in order to permit linking those"},{"Add":"libraries into non-free programs."},{"Add":""},{"Add":" When a program is linked with a library, whether statically or using"},{"Add":"a shared library, the combination of the two is legally speaking a"},{"Add":"combined work, a derivative of the original library. The ordinary"},{"Add":"General Public License therefore permits such linking only if the"},{"Add":"entire combination fits its criteria of freedom. The Lesser General"},{"Add":"Public License permits more lax criteria for linking other code with"},{"Add":"the library."},{"Add":""},{"Add":" We call this license the \"Lesser\" General Public License because it"},{"Add":"does Less to protect the user's freedom than the ordinary General"},{"Add":"Public License. It also provides other free software developers Less"},{"Add":"of an advantage over competing non-free programs. These disadvantages"},{"Add":"are the reason we use the ordinary General Public License for many"},{"Add":"libraries. However, the Lesser license provides advantages in certain"},{"Add":"special circumstances."},{"Add":""},{"Add":" For example, on rare occasions, there may be a special need to"},{"Add":"encourage the widest possible use of a certain library, so that it becomes"},{"Add":"a de-facto standard. To achieve this, non-free programs must be"},{"Add":"allowed to use the library. A more frequent case is that a free"},{"Add":"library does the same job as widely used non-free libraries. In this"},{"Add":"case, there is little to gain by limiting the free library to free"},{"Add":"software only, so we use the Lesser General Public License."},{"Add":""},{"Add":" In other cases, permission to use a particular library in non-free"},{"Add":"programs enables a greater number of people to use a large body of"},{"Add":"free software. For example, permission to use the GNU C Library in"},{"Add":"non-free programs enables many more people to use the whole GNU"},{"Add":"operating system, as well as its variant, the GNU/Linux operating"},{"Add":"system."},{"Add":""},{"Add":" Although the Lesser General Public License is Less protective of the"},{"Add":"users' freedom, it does ensure that the user of a program that is"},{"Add":"linked with the Library has the freedom and the wherewithal to run"},{"Add":"that program using a modified version of the Library."},{"Add":""},{"Add":" The precise terms and conditions for copying, distribution and"},{"Add":"modification follow. Pay close attention to the difference between a"},{"Add":"\"work based on the library\" and a \"work that uses the library\". The"},{"Add":"former contains code derived from the library, whereas the latter must"},{"Add":"be combined with the library in order to run."},{"Add":""},{"Add":" GNU LESSER GENERAL PUBLIC LICENSE"},{"Add":" TERMS AND CONDITIONS FOR COPYING, DISTRIBUTION AND MODIFICATION"},{"Add":""},{"Add":" 0. This License Agreement applies to any software library or other"},{"Add":"program which contains a notice placed by the copyright holder or"},{"Add":"other authorized party saying it may be distributed under the terms of"},{"Add":"this Lesser General Public License (also called \"this License\")."},{"Add":"Each licensee is addressed as \"you\"."},{"Add":""},{"Add":" A \"library\" means a collection of software functions and/or data"},{"Add":"prepared so as to be conveniently linked with application programs"},{"Add":"(which use some of those functions and data) to form executables."},{"Add":""},{"Add":" The \"Library\", below, refers to any such software library or work"},{"Add":"which has been distributed under these terms. A \"work based on the"},{"Add":"Library\" means either the Library or any derivative work under"},{"Add":"copyright law: that is to say, a work containing the Library or a"},{"Add":"portion of it, either verbatim or with modifications and/or translated"},{"Add":"straightforwardly into another language. (Hereinafter, translation is"},{"Add":"included without limitation in the term \"modification\".)"},{"Add":""},{"Add":" \"Source code\" for a work means the preferred form of the work for"},{"Add":"making modifications to it. For a library, complete source code means"},{"Add":"all the source code for all modules it contains, plus any associated"},{"Add":"interface definition files, plus the scripts used to control compilation"},{"Add":"and installation of the library."},{"Add":""},{"Add":" Activities other than copying, distribution and modification are not"},{"Add":"covered by this License; they are outside its scope. The act of"},{"Add":"running a program using the Library is not restricted, and output from"},{"Add":"such a program is covered only if its contents constitute a work based"},{"Add":"on the Library (independent of the use of the Library in a tool for"},{"Add":"writing it). Whether that is true depends on what the Library does"},{"Add":"and what the program that uses the Library does."},{"Add":""},{"Add":" 1. You may copy and distribute verbatim copies of the Library's"},{"Add":"complete source code as you receive it, in any medium, provided that"},{"Add":"you conspicuously and appropriately publish on each copy an"},{"Add":"appropriate copyright notice and disclaimer of warranty; keep intact"},{"Add":"all the notices that refer to this License and to the absence of any"},{"Add":"warranty; and distribute a copy of this License along with the"},{"Add":"Library."},{"Add":""},{"Add":" You may charge a fee for the physical act of transferring a copy,"},{"Add":"and you may at your option offer warranty protection in exchange for a"},{"Add":"fee."},{"Add":""},{"Add":" 2. You may modify your copy or copies of the Library or any portion"},{"Add":"of it, thus forming a work based on the Library, and copy and"},{"Add":"distribute such modifications or work under the terms of Section 1"},{"Add":"above, provided that you also meet all of these conditions:"},{"Add":""},{"Add":" a) The modified work must itself be a software library."},{"Add":""},{"Add":" b) You must cause the files modified to carry prominent notices"},{"Add":" stating that you changed the files and the date of any change."},{"Add":""},{"Add":" c) You must cause the whole of the work to be licensed at no"},{"Add":" charge to all third parties under the terms of this License."},{"Add":""},{"Add":" d) If a facility in the modified Library refers to a function or a"},{"Add":" table of data to be supplied by an application program that uses"},{"Add":" the facility, other than as an argument passed when the facility"},{"Add":" is invoked, then you must make a good faith effort to ensure that,"},{"Add":" in the event an application does not supply such function or"},{"Add":" table, the facility still operates, and performs whatever part of"},{"Add":" its purpose remains meaningful."},{"Add":""},{"Add":" (For example, a function in a library to compute square roots has"},{"Add":" a purpose that is entirely well-defined independent of the"},{"Add":" application. Therefore, Subsection 2d requires that any"},{"Add":" application-supplied function or table used by this function must"},{"Add":" be optional: if the application does not supply it, the square"},{"Add":" root function must still compute square roots.)"},{"Add":""},{"Add":"These requirements apply to the modified work as a whole. If"},{"Add":"identifiable sections of that work are not derived from the Library,"},{"Add":"and can be reasonably considered independent and separate works in"},{"Add":"themselves, then this License, and its terms, do not apply to those"},{"Add":"sections when you distribute them as separate works. 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A program that contains no derivative of any portion of the"},{"Add":"Library, but is designed to work with the Library by being compiled or"},{"Add":"linked with it, is called a \"work that uses the Library\". Such a"},{"Add":"work, in isolation, is not a derivative work of the Library, and"},{"Add":"therefore falls outside the scope of this License."},{"Add":""},{"Add":" However, linking a \"work that uses the Library\" with the Library"},{"Add":"creates an executable that is a derivative of the Library (because it"},{"Add":"contains portions of the Library), rather than a \"work that uses the"},{"Add":"library\". The executable is therefore covered by this License."},{"Add":"Section 6 states terms for distribution of such executables."},{"Add":""},{"Add":" When a \"work that uses the Library\" uses material from a header file"},{"Add":"that is part of the Library, the object code for the work may be a"},{"Add":"derivative work of the Library even though the source code is not."},{"Add":"Whether this is true is especially significant if the work can be"},{"Add":"linked without the Library, or if the work is itself a library. The"},{"Add":"threshold for this to be true is not precisely defined by law."},{"Add":""},{"Add":" If such an object file uses only numerical parameters, data"},{"Add":"structure layouts and accessors, and small macros and small inline"},{"Add":"functions (ten lines or less in length), then the use of the object"},{"Add":"file is unrestricted, regardless of whether it is legally a derivative"},{"Add":"work. (Executables containing this object code plus portions of the"},{"Add":"Library will still fall under Section 6.)"},{"Add":""},{"Add":" Otherwise, if the work is a derivative of the Library, you may"},{"Add":"distribute the object code for the work under the terms of Section 6."},{"Add":"Any executables containing that work also fall under Section 6,"},{"Add":"whether or not they are linked directly with the Library itself."},{"Add":""},{"Add":" 6. 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