From f84114688abe316b6a736302a7c13f4883d41f13 Mon Sep 17 00:00:00 2001 From: "H.J. Lu" Date: Thu, 15 Oct 2015 14:25:45 -0700 Subject: Mark ld.so internel string functions hidden Since ld.so internel string functions are only used internally in ld.so, they can be made hidden. [BZ #19122] * include/string.h [IS_IN (rtld)] (__stpcpy): Add attribute_hidden. [IS_IN (rtld)] (__strdup): Likewise. [IS_IN (rtld)] (__strerror_r): Likewise. [IS_IN (rtld)] (__strsep_g): Likewise. [IS_IN (rtld)] (memchr): Likewise. [IS_IN (rtld)] (memcmp): Likewise. [IS_IN (rtld)] (memcpy): Likewise. [IS_IN (rtld)] (memmove): Likewise. [IS_IN (rtld)] (memset): Likewise. [IS_IN (rtld)] (rawmemchr): Likewise. [IS_IN (rtld)] (stpcpy): Likewise. [IS_IN (rtld)] (strchr): Likewise. [IS_IN (rtld)] (strcmp): Likewise. [IS_IN (rtld)] (strlen): Likewise. [IS_IN (rtld)] (strnlen): Likewise. [IS_IN (rtld)] (strsep): Likewise. --- ChangeLog | 18 ++++++++++++++++++ include/string.h | 20 ++++++++++++++++++++ 2 files changed, 38 insertions(+) diff --git a/ChangeLog b/ChangeLog index bdb44a2..bca8f9e 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,6 +1,24 @@ 2015-10-15 H.J. Lu [BZ #19122] + * include/string.h [IS_IN (rtld)] (__stpcpy): Add + attribute_hidden. + [IS_IN (rtld)] (__strdup): Likewise. + [IS_IN (rtld)] (__strerror_r): Likewise. + [IS_IN (rtld)] (__strsep_g): Likewise. + [IS_IN (rtld)] (memchr): Likewise. + [IS_IN (rtld)] (memcmp): Likewise. + [IS_IN (rtld)] (memcpy): Likewise. + [IS_IN (rtld)] (memmove): Likewise. + [IS_IN (rtld)] (memset): Likewise. + [IS_IN (rtld)] (rawmemchr): Likewise. + [IS_IN (rtld)] (stpcpy): Likewise. + [IS_IN (rtld)] (strchr): Likewise. + [IS_IN (rtld)] (strcmp): Likewise. + [IS_IN (rtld)] (strlen): Likewise. + [IS_IN (rtld)] (strnlen): Likewise. + [IS_IN (rtld)] (strsep): Likewise. + * include/stdlib.h [IS_IN (rtld)] (unsetenv): Add attribute_hidden. [IS_IN (rtld)] (__strtoul_internal): Likewise. diff --git a/include/string.h b/include/string.h index c57671e..a684fd9 100644 --- a/include/string.h +++ b/include/string.h @@ -118,6 +118,26 @@ libc_hidden_builtin_proto (strspn) libc_hidden_builtin_proto (strstr) libc_hidden_builtin_proto (ffs) +#if IS_IN (rtld) +extern __typeof (__stpcpy) __stpcpy attribute_hidden; +extern __typeof (__strdup) __strdup attribute_hidden; +extern __typeof (__strerror_r) __strerror_r attribute_hidden; +extern __typeof (__strsep_g) __strsep_g attribute_hidden; + +extern __typeof (memchr) memchr attribute_hidden; +extern __typeof (memcmp) memcmp attribute_hidden; +extern __typeof (memcpy) memcpy attribute_hidden; +extern __typeof (memmove) memmove attribute_hidden; +extern __typeof (memset) memset attribute_hidden; +extern __typeof (rawmemchr) rawmemchr attribute_hidden; +extern __typeof (stpcpy) stpcpy attribute_hidden; +extern __typeof (strchr) strchr attribute_hidden; +extern __typeof (strcmp) strcmp attribute_hidden; +extern __typeof (strlen) strlen attribute_hidden; +extern __typeof (strnlen) strnlen attribute_hidden; +extern __typeof (strsep) strsep attribute_hidden; +#endif + #if (!IS_IN (libc) || !defined SHARED) \ && !defined NO_MEMPCPY_STPCPY_REDIRECT /* Redirect calls to __builtin_mempcpy and __builtin_stpcpy to call -- cgit v1.1