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author | Florian Weimer <fweimer@redhat.com> | 2021-06-02 07:32:20 +0200 |
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committer | Florian Weimer <fweimer@redhat.com> | 2021-06-02 09:06:10 +0200 |
commit | a23c28ec0d1cd67d25972181f613ef6dbfe4e299 (patch) | |
tree | a6dd4e7c1a2ebb65af836b87e8b441ae6ece357a /sysdeps/unix/sysv/linux/x86_64 | |
parent | c44838ebf8b8da0795d56e05b477c5d2b37b4a19 (diff) | |
download | glibc-a23c28ec0d1cd67d25972181f613ef6dbfe4e299.tar.gz glibc-a23c28ec0d1cd67d25972181f613ef6dbfe4e299.tar.xz glibc-a23c28ec0d1cd67d25972181f613ef6dbfe4e299.zip |
dlfcn: Move dlerror into libc
The symbol was moved using scripts/move-symbol-to-libc.py. There is a minor functionality enhancement: dlerror now sets errno if it was set as part of the exception. (This is the result of using %m in asprintf, to avoid the strerror PLT call.) The previous errno value upon function return was unpredictable. Documenting this as a feature is premature; we need to make sure that the error codes are meaningful when they are set by the dynamic loader. Reviewed-by: Adhemerval Zanella <adhemerval.zanella@linaro.org>
Diffstat (limited to 'sysdeps/unix/sysv/linux/x86_64')
-rw-r--r-- | sysdeps/unix/sysv/linux/x86_64/64/libc.abilist | 2 | ||||
-rw-r--r-- | sysdeps/unix/sysv/linux/x86_64/64/libdl.abilist | 1 | ||||
-rw-r--r-- | sysdeps/unix/sysv/linux/x86_64/x32/libc.abilist | 2 | ||||
-rw-r--r-- | sysdeps/unix/sysv/linux/x86_64/x32/libdl.abilist | 1 |
4 files changed, 4 insertions, 2 deletions
diff --git a/sysdeps/unix/sysv/linux/x86_64/64/libc.abilist b/sysdeps/unix/sysv/linux/x86_64/64/libc.abilist index 318a6d50f9..ec26f0c30a 100644 --- a/sysdeps/unix/sysv/linux/x86_64/64/libc.abilist +++ b/sysdeps/unix/sysv/linux/x86_64/64/libc.abilist @@ -685,6 +685,7 @@ GLIBC_2.2.5 dirfd F GLIBC_2.2.5 dirname F GLIBC_2.2.5 div F GLIBC_2.2.5 dl_iterate_phdr F +GLIBC_2.2.5 dlerror F GLIBC_2.2.5 dngettext F GLIBC_2.2.5 dprintf F GLIBC_2.2.5 drand48 F @@ -2254,6 +2255,7 @@ GLIBC_2.34 cnd_init F GLIBC_2.34 cnd_signal F GLIBC_2.34 cnd_timedwait F GLIBC_2.34 cnd_wait F +GLIBC_2.34 dlerror F GLIBC_2.34 execveat F GLIBC_2.34 mtx_destroy F GLIBC_2.34 mtx_init F diff --git a/sysdeps/unix/sysv/linux/x86_64/64/libdl.abilist b/sysdeps/unix/sysv/linux/x86_64/64/libdl.abilist index c5cd25d424..0d933bc3d6 100644 --- a/sysdeps/unix/sysv/linux/x86_64/64/libdl.abilist +++ b/sysdeps/unix/sysv/linux/x86_64/64/libdl.abilist @@ -1,6 +1,5 @@ GLIBC_2.2.5 dladdr F GLIBC_2.2.5 dlclose F -GLIBC_2.2.5 dlerror F GLIBC_2.2.5 dlopen F GLIBC_2.2.5 dlsym F GLIBC_2.2.5 dlvsym F diff --git a/sysdeps/unix/sysv/linux/x86_64/x32/libc.abilist b/sysdeps/unix/sysv/linux/x86_64/x32/libc.abilist index 0bcf898d4d..a74f962b63 100644 --- a/sysdeps/unix/sysv/linux/x86_64/x32/libc.abilist +++ b/sysdeps/unix/sysv/linux/x86_64/x32/libc.abilist @@ -722,6 +722,7 @@ GLIBC_2.16 dirfd F GLIBC_2.16 dirname F GLIBC_2.16 div F GLIBC_2.16 dl_iterate_phdr F +GLIBC_2.16 dlerror F GLIBC_2.16 dngettext F GLIBC_2.16 dprintf F GLIBC_2.16 drand48 F @@ -2357,6 +2358,7 @@ GLIBC_2.34 cnd_init F GLIBC_2.34 cnd_signal F GLIBC_2.34 cnd_timedwait F GLIBC_2.34 cnd_wait F +GLIBC_2.34 dlerror F GLIBC_2.34 execveat F GLIBC_2.34 mtx_destroy F GLIBC_2.34 mtx_init F diff --git a/sysdeps/unix/sysv/linux/x86_64/x32/libdl.abilist b/sysdeps/unix/sysv/linux/x86_64/x32/libdl.abilist index c947cd4375..0360ee41e6 100644 --- a/sysdeps/unix/sysv/linux/x86_64/x32/libdl.abilist +++ b/sysdeps/unix/sysv/linux/x86_64/x32/libdl.abilist @@ -1,7 +1,6 @@ GLIBC_2.16 dladdr F GLIBC_2.16 dladdr1 F GLIBC_2.16 dlclose F -GLIBC_2.16 dlerror F GLIBC_2.16 dlinfo F GLIBC_2.16 dlmopen F GLIBC_2.16 dlopen F |