diff options
| author | H.J. Lu <hjl.tools@gmail.com> | 2017-10-01 15:52:56 -0700 |
|---|---|---|
| committer | H.J. Lu <hjl.tools@gmail.com> | 2017-10-01 15:53:15 -0700 |
| commit | b68f8620561d7658b475eb512978d3c33d8a4547 (patch) | |
| tree | c8f020413abe4033585fbb140e7dab24a2f025bf /posix | |
| parent | 59c04e67631d370738b80923d42d4d1539d8f95f (diff) | |
Hide internal regex functions [BZ #18822]
Hide internal regex functions to allow direct access within libc.so and
libc.a without using GOT nor PLT.
[BZ #18822]
* include/regex.h (__re_compile_fastmap): Add attribute_hidden.
(__regcomp): Add libc_hidden_proto.
(__regexec): Likewise.
(__regfree): Likewise.
* posix/regcomp.c (__regcomp): Add libc_hidden_def.
(__regfree): Likewise.
* posix/regexec.c (__regexec): Likewise.
Diffstat (limited to 'posix')
| -rw-r--r-- | posix/regcomp.c | 2 | ||||
| -rw-r--r-- | posix/regexec.c | 2 |
2 files changed, 4 insertions, 0 deletions
diff --git a/posix/regcomp.c b/posix/regcomp.c index a5b46139a9..871ae2ffab 100644 --- a/posix/regcomp.c +++ b/posix/regcomp.c @@ -517,6 +517,7 @@ regcomp (regex_t *__restrict preg, const char *__restrict pattern, int cflags) return (int) ret; } #ifdef _LIBC +libc_hidden_def (__regcomp) weak_alias (__regcomp, regcomp) #endif @@ -644,6 +645,7 @@ regfree (regex_t *preg) preg->translate = NULL; } #ifdef _LIBC +libc_hidden_def (__regfree) weak_alias (__regfree, regfree) #endif diff --git a/posix/regexec.c b/posix/regexec.c index f46b1f71ca..a96d86d431 100644 --- a/posix/regexec.c +++ b/posix/regexec.c @@ -224,6 +224,8 @@ regexec (const regex_t *__restrict preg, const char *__restrict string, } #ifdef _LIBC +libc_hidden_def (__regexec) + # include <shlib-compat.h> versioned_symbol (libc, __regexec, regexec, GLIBC_2_3_4); |