From e76267f67bb16203ff96c2d2011fd958154e46ce Mon Sep 17 00:00:00 2001 From: David Seifert Date: Sun, 6 Jun 2021 17:41:44 +0200 Subject: sys-apps/attr: drop 2.4.48-r4, 2.4.48-r5, 2.5.0 Signed-off-by: David Seifert --- .../files/attr-2.4.48-switch-back-to-syscall.patch | 123 --------------------- 1 file changed, 123 deletions(-) delete mode 100644 sys-apps/attr/files/attr-2.4.48-switch-back-to-syscall.patch (limited to 'sys-apps/attr/files/attr-2.4.48-switch-back-to-syscall.patch') diff --git a/sys-apps/attr/files/attr-2.4.48-switch-back-to-syscall.patch b/sys-apps/attr/files/attr-2.4.48-switch-back-to-syscall.patch deleted file mode 100644 index 5691b15420ce..000000000000 --- a/sys-apps/attr/files/attr-2.4.48-switch-back-to-syscall.patch +++ /dev/null @@ -1,123 +0,0 @@ -From 14adc898a36948267bfe5c63b399996879e94c98 Mon Sep 17 00:00:00 2001 -From: Andreas Gruenbacher -Date: Fri, 17 Aug 2018 14:07:31 +0200 -Subject: Switch back to syscall() - -Switch back to syscall() for the *xattr system calls. The current -mechanism of forwarding those calls to glibc breaks libraries like -libfakeroot (fakeroot) and libasan (the gcc address sanitizer; gcc --fsanitize=address). - -Those libraries provide wrappers for functions defined in other shared -libraries, usually glibc, do their own processing, and forward calls to -the original symbols looke dup via dlsym(RTLD_NEXT, "symbol_name"). In -our case, dlsym returns the libattr_*xattr wrappers. However, when our -wrappers try calling glibc, they end up calling the libfakeroot / -libasan wrappers instead because those override the original symbols => -recursion. - -The libattr_*xattr wrappers will only be used when symbols are looked up -at runtime (dlopen / dlsym). Programs linking against libattr will -directly use the glibc provided symbols. Therefore, the slightly worse -performance of syscall() won't affect any of the "normal" users of -libattr. ---- - libattr/syscalls.c | 26 ++++++++++++++------------ - 1 file changed, 14 insertions(+), 12 deletions(-) - -diff --git a/libattr/syscalls.c b/libattr/syscalls.c -index 3013aa0..721ad7f 100644 ---- a/libattr/syscalls.c -+++ b/libattr/syscalls.c -@@ -22,6 +22,8 @@ - - #include "config.h" - -+#include -+#include - #include - - #ifdef HAVE_VISIBILITY_ATTRIBUTE -@@ -31,67 +33,67 @@ - int libattr_setxattr(const char *path, const char *name, - void *value, size_t size, int flags) - { -- return setxattr(path, name, value, size, flags); -+ return syscall(__NR_setxattr, path, name, value, size, flags); - } - - int libattr_lsetxattr(const char *path, const char *name, - void *value, size_t size, int flags) - { -- return lsetxattr(path, name, value, size, flags); -+ return syscall(__NR_lsetxattr, path, name, value, size, flags); - } - - int libattr_fsetxattr(int filedes, const char *name, - void *value, size_t size, int flags) - { -- return fsetxattr(filedes, name, value, size, flags); -+ return syscall(__NR_fsetxattr, filedes, name, value, size, flags); - } - - ssize_t libattr_getxattr(const char *path, const char *name, - void *value, size_t size) - { -- return getxattr(path, name, value, size); -+ return syscall(__NR_getxattr, path, name, value, size); - } - - ssize_t libattr_lgetxattr(const char *path, const char *name, - void *value, size_t size) - { -- return lgetxattr(path, name, value, size); -+ return syscall(__NR_lgetxattr, path, name, value, size); - } - - ssize_t libattr_fgetxattr(int filedes, const char *name, - void *value, size_t size) - { -- return fgetxattr(filedes, name, value, size); -+ return syscall(__NR_fgetxattr, filedes, name, value, size); - } - - ssize_t libattr_listxattr(const char *path, char *list, size_t size) - { -- return listxattr(path, list, size); -+ return syscall(__NR_listxattr, path, list, size); - } - - ssize_t libattr_llistxattr(const char *path, char *list, size_t size) - { -- return llistxattr(path, list, size); -+ return syscall(__NR_llistxattr, path, list, size); - } - - ssize_t libattr_flistxattr(int filedes, char *list, size_t size) - { -- return flistxattr(filedes, list, size); -+ return syscall(__NR_flistxattr, filedes, list, size); - } - - int libattr_removexattr(const char *path, const char *name) - { -- return removexattr(path, name); -+ return syscall(__NR_removexattr, path, name); - } - - int libattr_lremovexattr(const char *path, const char *name) - { -- return lremovexattr(path, name); -+ return syscall(__NR_lremovexattr, path, name); - } - - int libattr_fremovexattr(int filedes, const char *name) - { -- return fremovexattr(filedes, name); -+ return syscall(__NR_fremovexattr, filedes, name); - } - - #ifdef HAVE_VISIBILITY_ATTRIBUTE --- -cgit v1.0-41-gc330 - -- cgit v1.2.3-65-gdbad