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[PATCH] Replace PREPARE_VERSION macro with inline function
- From: Tobias Klauser <tklauser at distanz dot ch>
- To: libc-alpha at sourceware dot org
- Cc: Adhemerval Zanella <adhemerval dot zanella at linaro dot org>
- Date: Fri, 24 May 2019 17:39:41 +0200
- Subject: [PATCH] Replace PREPARE_VERSION macro with inline function
Suggested by Adhemerval Zanella
2019-05-24 Tobias Klauser <tklauser@distanz.ch>
* sysdeps/unix/sysv/linux/dl-vdso.h (PREPARE_VERSION): Remove macro.
(prepare_version_base): New helper inline function.
(prepare_version): New macro replacing PREPARE_VERSION.
(PREPARE_VERSION_KNOWN): Use prepare_version instead of PREPARE_VERSION.
---
sysdeps/unix/sysv/linux/dl-vdso.h | 18 +++++++++---------
1 file changed, 9 insertions(+), 9 deletions(-)
diff --git a/sysdeps/unix/sysv/linux/dl-vdso.h b/sysdeps/unix/sysv/linux/dl-vdso.h
index 9e61ca742363..c418c697a3a4 100644
--- a/sysdeps/unix/sysv/linux/dl-vdso.h
+++ b/sysdeps/unix/sysv/linux/dl-vdso.h
@@ -24,19 +24,19 @@
#include <dl-hash.h>
/* Create version number record for lookup. */
-#define PREPARE_VERSION(var, vname, vhash) \
- struct r_found_version var; \
- var.name = vname; \
- var.hidden = 1; \
- var.hash = vhash; \
- assert (var.hash == _dl_elf_hash (var.name)); \
- /* We don't have a specific file where the symbol can be found. */ \
- var.filename = NULL
+static inline struct r_found_version
+prepare_version_base (const char *name, ElfW(Word) hash)
+{
+ assert (hash == _dl_elf_hash (name));
+ return (struct r_found_version) { name, hash, 1, NULL };
+}
+#define prepare_version(vname) \
+ prepare_version_base (VDSO_NAME_##vname, VDSO_HASH_##vname)
/* Use this for the known version sets defined below, where we
record their precomputed hash values only once, in this file. */
#define PREPARE_VERSION_KNOWN(var, vname) \
- PREPARE_VERSION (var, VDSO_NAME_##vname, VDSO_HASH_##vname)
+ struct r_found_version var = prepare_version (vname);
#define VDSO_NAME_LINUX_2_6 "LINUX_2.6"
#define VDSO_HASH_LINUX_2_6 61765110
--
2.20.0