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authorEfraim Flashner <efraim@flashner.co.il>2020-04-16 22:26:13 +0300
committerEfraim Flashner <efraim@flashner.co.il>2020-04-16 22:40:39 +0300
commite40e7fdf0971feaecd622e927a92929c7b03d681 (patch)
treef4b5d0b2387ef933bdfaabdec6964ee30c17b265 /gnu/packages/patches/fuse-overlapping-headers.patch
parentbc6c3f48ff60ba85a73e0c7f6f3335de52b39d6d (diff)
downloadguix-e40e7fdf0971feaecd622e927a92929c7b03d681.tar.gz
guix-e40e7fdf0971feaecd622e927a92929c7b03d681.zip
gnu: toot: Update to 0.26.0.
* gnu/packages/mastodon.scm (toot): Update to 0.26.0.
Diffstat (limited to 'gnu/packages/patches/fuse-overlapping-headers.patch')
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depth 50) (let loop ((file file) (depth 0)) (define (absolute target) (if (absolute-file-name? target) target (string-append (dirname file) "/" target))) (if (>= depth %max-symlink-depth) file (call-with-values (lambda () (catch 'system-error (lambda () (values #t (readlink file))) (lambda args (let ((errno (system-error-errno args))) (if (or (= errno EINVAL) (= errno ENOENT)) (values #f file) (apply throw args)))))) (lambda (success? target) (if success? (loop (absolute target) (+ depth 1)) file)))))) (define (pure-file-name? file) ;; Return #t when FILE is the name of a file either within the store ;; (possibly via a symlink) or within the build directory. (let ((file (readlink* file))) (or (not (string-prefix? "/" file)) (string-prefix? %store-directory file) (string-prefix? %temporary-directory file) (and %build-directory (string-prefix? %build-directory file))))) (define (store-file-name? file) ;; Return #t when FILE is a store file, possibly indirectly. (string-prefix? %store-directory (readlink* file))) (define (shared-library? file) ;; Return #t when FILE denotes a shared library. (or (string-suffix? ".so" file) (let ((index (string-contains file ".so."))) ;; Since we cannot use regexps during bootstrap, roll our own. (and index (string-every (char-set-union (char-set #\.) char-set:digit) (string-drop file (+ index 3))))))) (define (library-search-path args) ;; Return the library search path as a list of directory names. The GNU ld ;; manual notes that "[a]ll `-L' options apply to all `-l' options, ;; regardless of the order in which the options appear", so we must compute ;; the search path independently of the -l options. (let loop ((args args) (path '())) (match args (() (reverse path)) (("-L" directory . rest) (loop rest (cons directory path))) ((argument . rest) (if (string-prefix? "-L" argument) ;augment the search path (loop rest (cons (string-drop argument 2) path)) (loop rest path)))))) (define (library-files-linked args library-path) ;; Return the absolute file names of shared libraries explicitly linked ;; against via `-l' or with an absolute file name in ARGS, looking them up ;; in LIBRARY-PATH. (define files+args (fold (lambda (argument result) (match result ((library-files ((and flag (or "-dynamic-linker" "-plugin")) . rest)) ;; When passed '-dynamic-linker ld.so', ignore 'ld.so'; when ;; passed '-plugin liblto_plugin.so', ignore ;; 'liblto_plugin.so'. See <http://bugs.gnu.org/20102>. (list library-files (cons* argument flag rest))) ((library-files previous-args) (cond ((string-prefix? "-l" argument) ;add library (let* ((lib (string-append "lib" (string-drop argument 2) ".so")) (full (search-path library-path lib))) (list (if full (cons full library-files) library-files) (cons argument previous-args)))) ((and (string-prefix? %store-directory argument) (shared-library? argument)) ;add library (list (cons argument library-files) (cons argument previous-args))) (else (list library-files (cons argument previous-args))))))) (list '() '()) args)) (match files+args ((files arguments) (reverse files)))) (define (rpath-arguments library-files) ;; Return the `-rpath' argument list for each of LIBRARY-FILES, a list of ;; absolute file names. (fold-right (lambda (file args) ;; Add '-rpath' if and only if FILE is in the store; we don't ;; want to add '-rpath' for files under %BUILD-DIRECTORY or ;; %TEMPORARY-DIRECTORY because that could leak to installed ;; files. (cond ((and (not %disable-rpath?) (store-file-name? file)) (cons* "-rpath" (dirname file) args)) ((or %allow-impurities? (pure-file-name? file)) args) (else (begin (format (current-error-port) "ld-wrapper: error: attempt to use \ library outside of ~a: ~s~%" %store-directory file) (exit 1))))) '() library-files)) (define (expand-arguments args) ;; Expand ARGS such that "response file" arguments, such as "@args.txt", are ;; expanded (info "(gcc) Overall Options"). (define (response-file-arguments file) (define (tokenize port) ;; Return a list of all strings found in PORT. Quote characters are ;; removed, but whitespaces within quoted strings are preserved. (let loop ((tokens '())) (let* ((token+delimiter (read-delimited " '\"\n" port 'split)) (token (car token+delimiter)) (delim (cdr token+delimiter))) (if (eof-object? token) (reverse tokens) (case delim ((#\") (loop (cons (read-delimited "\"" port) tokens))) ((#\') (loop (cons (read-delimited "'" port) tokens))) (else (if (> (string-length token) 0) (loop (cons token tokens)) (loop tokens)))))))) (when %debug? (format (current-error-port) "ld-wrapper: attempting to read arguments from '~a'~%" file)) (call-with-input-file file tokenize)) (define result (fold-right (lambda (arg result) (if (string-prefix? "@" arg) (let ((file (string-drop arg 1))) (append (catch 'system-error (lambda () (response-file-arguments file)) (lambda args ;; FILE doesn't exist or cannot be read so ;; leave ARG as is. (list arg))) result)) (cons arg result))) '() args)) ;; If there are "@" arguments in RESULT *and* we can expand them (they don't ;; refer to nonexistent files), then recurse. (if (equal? result args) result (expand-arguments result))) (define (ld-wrapper args) ;; Invoke the real `ld' with ARGS, augmented with `-rpath' switches. (let* ((args (expand-arguments (cdr args))) ;strip arg0 (path (library-search-path args)) (libs (library-files-linked args path)) (args (append args (rpath-arguments libs)))) (when %debug? (format (current-error-port) "ld-wrapper: library search path: ~s~%" path) (format (current-error-port) "ld-wrapper: libraries linked: ~s~%" libs) (format (current-error-port) "ld-wrapper: invoking `~a' with ~s~%" %real-ld args) (force-output (current-error-port))) (apply execl %real-ld (basename %real-ld) args))) ;;; ld-wrapper.scm ends here
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