diff options
Diffstat (limited to 'guix/build/gremlin.scm')
| -rw-r--r-- | guix/build/gremlin.scm | 36 |
1 files changed, 31 insertions, 5 deletions
diff --git a/guix/build/gremlin.scm b/guix/build/gremlin.scm index 30b06034dd..fed529b193 100644 --- a/guix/build/gremlin.scm +++ b/guix/build/gremlin.scm @@ -39,6 +39,7 @@ elf-dynamic-info-needed elf-dynamic-info-rpath elf-dynamic-info-runpath + expand-origin validate-needed-in-runpath)) @@ -236,6 +237,30 @@ value of DT_NEEDED entries is a string.)" (string-prefix? libc-lib lib)) %libc-libraries)) +(define (expand-variable str variable value) + "Replace occurrences of '$VARIABLE' or '${VARIABLE}' in STR with VALUE." + (define variables + (list (string-append "$" variable) + (string-append "${" variable "}"))) + + (let loop ((thing variables) + (str str)) + (match thing + (() + str) + ((head tail ...) + (let ((index (string-contains str head)) + (len (string-length head))) + (loop (if index variables tail) + (if index + (string-replace str value + index (+ index len)) + str))))))) + +(define (expand-origin str directory) + "Replace occurrences of '$ORIGIN' in STR with DIRECTORY." + (expand-variable str "ORIGIN" directory)) + (define* (validate-needed-in-runpath file #:key (always-found? libc-library?)) "Return #t if all the libraries listed as FILE's 'DT_NEEDED' entries are @@ -254,17 +279,18 @@ exceeds total size~%" (let* ((elf (call-with-input-file file (compose parse-elf get-bytevector-all))) + (expand (cute expand-origin <> (dirname file))) (dyninfo (elf-dynamic-info elf))) (when dyninfo - (let* ((runpath (filter store-file-name? - (elf-dynamic-info-runpath dyninfo))) - (bogus (remove store-file-name? - (elf-dynamic-info-runpath dyninfo))) + ;; XXX: In theory we should also expand $PLATFORM and $LIB, but these + ;; appear to be really unused. + (let* ((expanded (map expand (elf-dynamic-info-runpath dyninfo))) + (runpath (filter store-file-name? expanded)) + (bogus (remove store-file-name? expanded)) (needed (remove always-found? (elf-dynamic-info-needed dyninfo))) (not-found (remove (cut search-path runpath <>) needed))) - ;; XXX: $ORIGIN is not supported. (unless (null? bogus) (format (current-error-port) "~a: warning: RUNPATH contains bogus entries: ~s~%" |