tensorflow: fix build on darwin #9
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risicle
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Aug 5, 2023
Pull in _FORTIFY_SOURCE=3 stack smashing fix. Without the change on
current `master` `rtorrent` crashes at start as:
*** buffer overflow detected ***: terminated
__pthread_kill_implementation (threadid=<optimized out>, signo=signo@entry=6, no_tid=no_tid@entry=0) at pthread_kill.c:44
44 pthread_kill.c: No such file or directory.
(gdb) bt
#0 __pthread_kill_implementation (threadid=<optimized out>, signo=signo@entry=6, no_tid=no_tid@entry=0) at pthread_kill.c:44
#1 0x00007ffff7880af3 in __pthread_kill_internal (signo=6, threadid=<optimized out>) at pthread_kill.c:78
#2 0x00007ffff7831c86 in __GI_raise (sig=sig@entry=6) at ../sysdeps/posix/raise.c:26
#3 0x00007ffff781b8ba in __GI_abort () at abort.c:79
#4 0x00007ffff781c5f5 in __libc_message (fmt=fmt@entry=0x7ffff7992540 "*** %s ***: terminated\n") at ../sysdeps/posix/libc_fatal.c:150
#5 0x00007ffff7910679 in __GI___fortify_fail (msg=msg@entry=0x7ffff79924e6 "buffer overflow detected") at fortify_fail.c:24
#6 0x00007ffff790eea4 in __GI___chk_fail () at chk_fail.c:28
#7 0x00007ffff790ea85 in ___snprintf_chk (s=<optimized out>, maxlen=<optimized out>, flag=<optimized out>, slen=<optimized out>, format=<optimized out>) at snprintf_chk.c:29
#8 0x0000000000472acf in utils::Lockfile::try_lock() ()
#9 0x000000000044b524 in core::DownloadStore::enable(bool) ()
#10 0x00000000004b1f7b in Control::initialize() ()
#11 0x000000000043000b in main ()
risicle
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Mar 1, 2024
Without the change `unnethack` startup crashes as:
(gdb) bt
#0 __pthread_kill_implementation (threadid=<optimized out>, signo=signo@entry=6, no_tid=no_tid@entry=0) at pthread_kill.c:44
#1 0x00007f734250c0e3 in __pthread_kill_internal (signo=6, threadid=<optimized out>) at pthread_kill.c:78
#2 0x00007f73424bce06 in __GI_raise (sig=sig@entry=6) at ../sysdeps/posix/raise.c:26
#3 0x00007f73424a58f5 in __GI_abort () at abort.c:79
#4 0x00007f73424a67a1 in __libc_message (fmt=fmt@entry=0x7f734261e2f8 "*** %s ***: terminated\n") at ../sysdeps/posix/libc_fatal.c:150
#5 0x00007f734259b1d9 in __GI___fortify_fail (msg=msg@entry=0x7f734261e2df "buffer overflow detected") at fortify_fail.c:24
#6 0x00007f734259ab94 in __GI___chk_fail () at chk_fail.c:28
#7 0x00000000005b2ac5 in strcpy (__src=0x7ffe68838b00 "Shall I pick a character's race, role, gender and alignment for you? [YNTQ] (y)",
__dest=0x7ffe68838990 "\001") at /nix/store/B0S2LKF593R3585038WS4JD3LYLF2WDX-glibc-2.38-44-dev/include/bits/string_fortified.h:79
#8 curses_break_str (str=str@entry=0x7ffe68838b00 "Shall I pick a character's race, role, gender and alignment for you? [YNTQ] (y)", width=width@entry=163,
line_num=line_num@entry=1) at ../win/curses/cursmisc.c:275
#9 0x00000000005b3f51 in curses_character_input_dialog (prompt=prompt@entry=0x7ffe68838cf0 "Shall I pick a character's race, role, gender and alignment for you?",
choices=choices@entry=0x7ffe68838d70 "YNTQ", def=def@entry=121) at ../win/curses/cursdial.c:211
#10 0x00000000005b9ca0 in curses_choose_character () at ../win/curses/cursinit.c:556
#11 0x0000000000404eb1 in main (argc=<optimized out>, argv=<optimized out>) at ./../sys/unix/unixmain.c:309
which corresponds to `gcc` warning:
../win/curses/cursmisc.c: In function 'curses_break_str':
../win/curses/cursmisc.c:275:5: warning: '__builtin___strcpy_chk' writing one too many bytes into a region of a size that depends on 'strlen' [-Wstringop-overflow=]
275 | strcpy(substr, str);
| ^
I did not find a single small upstream change that fixes it. Let's
disable `fortify3` until next release.
Closes: NixOS#292113
risicle
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Aug 1, 2024
This adds some extremely helpful and popular encoders in by default: * openjpeg * celt * libwebp * libaom On the `master` branch, closure size for ffmpeg-headless went up 18.5 MiB. ``` $ nix store diff-closures nixpkgs#ffmpeg-headless^bin .#ffmpeg-headless^bin celt: ∅ → 0.11.3, +168.4 KiB ffmpeg-headless: +70.0 KiB giflib: ∅ → 5.2.2, +398.7 KiB lcms2: ∅ → 2.16, +466.2 KiB lerc: ∅ → 4.0.0, +840.2 KiB libaom: ∅ → 3.9.0, +8047.8 KiB libdeflate: ∅ → 1.20, +427.0 KiB libtiff: ∅ → 4.6.0, +655.9 KiB libvmaf: ∅ → 3.0.0, +2665.0 KiB libwebp: ∅ → 1.4.0, +2559.7 KiB openjpeg: ∅ → 2.5.2, +1525.1 KiB zstd: ∅ → 1.5.6, +1158.0 KiB $ nvd diff $(nix build nixpkgs#ffmpeg-headless^bin --print-out-paths --no-link) $(nix build .#ffmpeg-headless^bin --print-out-paths --no-link) <<< /nix/store/4n60lnj3zkjpasd4c56bzhpx2m8lc1sx-ffmpeg-headless-6.1.1-bin >>> /nix/store/884f487w5hac6rs94jq6hq5zqkxdv666-ffmpeg-headless-6.1.1-bin Added packages: [A.] #1 celt 0.11.3 [A.] #2 giflib 5.2.2 [A.] #3 lcms2 2.16 [A.] #4 lerc 4.0.0 [A.] #5 libaom 3.9.0 [A.] #6 libdeflate 1.20 [A.] #7 libtiff 4.6.0 [A.] #8 libvmaf 3.0.0 [A.] #9 libwebp 1.4.0 x2 [A.] #10 openjpeg 2.5.2 [A.] #11 zstd 1.5.6 Closure size: 66 -> 78 (15 paths added, 3 paths removed, delta +12, disk usage +18.5MiB). ```
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Description of changes
LIBTOOLenv on aarch64-darwin/usr/bin/envpath