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| author | Ulrich Drepper <drepper@redhat.com> | 2003-11-27 05:24:58 +0000 |
|---|---|---|
| committer | Ulrich Drepper <drepper@redhat.com> | 2003-11-27 05:24:58 +0000 |
| commit | 5cb48b84921ed301dc1cc6f6e35b8ce8ed72a430 (patch) | |
| tree | 0ede7ff4fc81a165d1c7548aa701c745ec600610 /nptl | |
| parent | ab18a27d5435b374ce89efe39d2d5203b705d869 (diff) | |
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Update.
2003-11-26 Ulrich Drepper <drepper@redhat.com>
* sysdeps/unix/sysv/linux/kernel-features.h
(__ASSUME_PROT_GROWSUPDOWN): Define for 2.6.1 and up.
* sysdeps/unix/sysv/linux/dl-execstack.c: Omit compatibility code
if __ASSUME_PROT_GROWSUPDOWN is defined.
2003-11-26 Andreas Jaeger <aj@suse.de>
* sysdeps/unix/sysv/linux/dl-execstack.c
(_dl_make_stack_executable): Set dl_stack_flags always for
success.
Diffstat (limited to 'nptl')
| -rw-r--r-- | nptl/pthread_attr_destroy.c | 9 | ||||
| -rw-r--r-- | nptl/pthread_attr_init.c | 4 | ||||
| -rw-r--r-- | nptl/sysdeps/unix/sysv/linux/internaltypes.h | 1 |
3 files changed, 13 insertions, 1 deletions
diff --git a/nptl/pthread_attr_destroy.c b/nptl/pthread_attr_destroy.c index a04f5fe441..73cba1da01 100644 --- a/nptl/pthread_attr_destroy.c +++ b/nptl/pthread_attr_destroy.c @@ -22,7 +22,7 @@ #include <string.h> #include <unistd.h> #include "pthreadP.h" - +#include <shlib-compat.h> int __pthread_attr_destroy (attr) @@ -33,6 +33,13 @@ __pthread_attr_destroy (attr) assert (sizeof (*attr) >= sizeof (struct pthread_attr)); iattr = (struct pthread_attr *) attr; +#if SHLIB_COMPAT(libpthread, GLIBC_2_0, GLIBC_2_1) + /* In old struct pthread_attr, neither next nor cpuset are + present. */ + if (__builtin_expect ((iattr->flags & ATTR_FLAG_OLDATTR), 0)) + return 0; +#endif + /* Enqueue the attributes to the list of all known variables. */ if (DEBUGGING_P) { diff --git a/nptl/pthread_attr_init.c b/nptl/pthread_attr_init.c index b202d46bd3..b1242d318f 100644 --- a/nptl/pthread_attr_init.c +++ b/nptl/pthread_attr_init.c @@ -80,12 +80,16 @@ __pthread_attr_init_2_0 (attr) int inheritsched; int scope; }; + struct pthread_attr *iattr; /* Many elements are initialized to zero so let us do it all at once. This also takes care of clearing the bytes which are not internally used. */ memset (attr, '\0', sizeof (struct old_attr)); + iattr = (struct pthread_attr *) attr; + iattr->flags |= ATTR_FLAG_OLDATTR; + /* We cannot enqueue the attribute because that member is not in the old attribute structure. */ return 0; diff --git a/nptl/sysdeps/unix/sysv/linux/internaltypes.h b/nptl/sysdeps/unix/sysv/linux/internaltypes.h index e2f7b047f1..39afb32aac 100644 --- a/nptl/sysdeps/unix/sysv/linux/internaltypes.h +++ b/nptl/sysdeps/unix/sysv/linux/internaltypes.h @@ -47,6 +47,7 @@ struct pthread_attr #define ATTR_FLAG_NOTINHERITSCHED 0x0002 #define ATTR_FLAG_SCOPEPROCESS 0x0004 #define ATTR_FLAG_STACKADDR 0x0008 +#define ATTR_FLAG_OLDATTR 0x0010 /* Mutex attribute data structure. */ |