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-rw-r--r--guix/build/gremlin.scm4
-rw-r--r--tests/gremlin.scm18
2 files changed, 21 insertions, 1 deletions
diff --git a/guix/build/gremlin.scm b/guix/build/gremlin.scm
index a2d2169ddc..2a74d51dd9 100644
--- a/guix/build/gremlin.scm
+++ b/guix/build/gremlin.scm
@@ -226,7 +226,9 @@ string table if the type is a string."
(#f #f)
((? elf-segment? dynamic)
(let ((entries (dynamic-entries elf dynamic)))
- (%elf-dynamic-info (find (matching-entry DT_SONAME) entries)
+ (%elf-dynamic-info (and=> (find (matching-entry DT_SONAME)
+ entries)
+ dynamic-entry-value)
(filter-map (lambda (entry)
(and (= (dynamic-entry-type entry)
DT_NEEDED)
diff --git a/tests/gremlin.scm b/tests/gremlin.scm
index 9ddac14265..f20a79f4d6 100644
--- a/tests/gremlin.scm
+++ b/tests/gremlin.scm
@@ -160,4 +160,22 @@
(close-pipe pipe)
str)))))))
+(unless c-compiler
+ (test-skip 1))
+(test-equal "elf-dynamic-info-soname"
+ "libfoo.so.2"
+ (call-with-temporary-directory
+ (lambda (directory)
+ (with-directory-excursion directory
+ (call-with-output-file "t.c"
+ (lambda (port)
+ (display "// empty file" port)))
+ (invoke c-compiler "t.c"
+ "-shared" "-Wl,-soname,libfoo.so.2")
+ (let* ((dyninfo (elf-dynamic-info
+ (parse-elf (call-with-input-file "a.out"
+ get-bytevector-all))))
+ (soname (elf-dynamic-info-soname dyninfo)))
+ soname)))))
+
(test-end "gremlin")