Bug 835713 – dev-util/rr-5.5.0 fails to compile with musl : overrides.c:31:8: error: pthread_mutex_t has no member named __data

• Status: CONFIRMED
• Product: Gentoo Linux

[Description Agostino Sarubbo 2022-03-21 07:46:07 UTC]

https://blogs.gentoo.org/ago/2020/07/04/gentoo-tinderbox/

Issue: dev-util/rr-5.5.0 fails to compile.
Discovered on: amd64 (internal ref: tinderbox_musl)

NOTE:
This machine uses MUSL libc

[Comment 1 Agostino Sarubbo 2022-03-21 07:46:09 UTC]

Created attachment 767499 [details]
build.log

build log and emerge --info

[Comment 2 Agostino Sarubbo 2022-03-21 07:46:10 UTC]

Error(s) that match a know pattern in addition to what has been reported in the summary:


FAILED: CMakeFiles/rraudit.dir/src/audit/rtld-audit.c.o 
FAILED: CMakeFiles/rraudit.dir/src/audit/stap-note-iter.c.o 
FAILED: CMakeFiles/rrpreload.dir/src/preload/overrides.c.o 
FAILED: CMakeFiles/rrpreload.dir/src/preload/syscallbuf.c.o 
fatal: not a git repository (or any parent up to mount point /var/tmp)
/var/tmp/portage/dev-util/rr-5.5.0/work/rr-5.5.0/src/preload/overrides.c:31:8: error: 'pthread_mutex_t' has no member named '__data'

[Comment 3 Fabian Groffen 2022-06-01 20:01:18 UTC]

rr has no business in a private structure, pthread_mutex_t.  musl's definition at the very least is very different not allowing the dirty modification done in overrides.c.  Finally, PTHREAD_MUTEX_PRIO_INHERIT_NP is not in POSIX, so it probably just needs skipping when using musl?