From: Rhys Kidd <rhyskidd@gmail.com>
Date: Sun, 30 Apr 2017 00:28:10 +0000 (+0000)
Subject: macos: Add a no-op wrapper for a new-in-10.10 syscall: faccessat
X-Git-Tag: svn/VALGRIND_3_13_0~112
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=fd128453fff172965e49ca1e5edc69432632f7d1;p=thirdparty%2Fvalgrind.git

macos: Add a no-op wrapper for a new-in-10.10 syscall: faccessat

Patch from Louis Brunner.

git-svn-id: svn://svn.valgrind.org/valgrind/trunk@16322
---

diff --git a/coregrind/m_syswrap/priv_syswrap-darwin.h b/coregrind/m_syswrap/priv_syswrap-darwin.h
index ea01eac9ca..1b3cc9b797 100644
--- a/coregrind/m_syswrap/priv_syswrap-darwin.h
+++ b/coregrind/m_syswrap/priv_syswrap-darwin.h
@@ -569,7 +569,7 @@ DECL_TEMPLATE(darwin, getattrlistbulk);          // 461
 // NYI openat          // 463
 // NYI openat_nocancel // 464
 // NYI renameat        // 465
-// NYI faccessat       // 466
+DECL_TEMPLATE(darwin, faccessat);                // 466
 // NYI fchmodat        // 467
 // NYI fchownat        // 468
 // NYI fstatat         // 469
diff --git a/coregrind/m_syswrap/syswrap-darwin.c b/coregrind/m_syswrap/syswrap-darwin.c
index 83e3c15ccd..eb24688a88 100644
--- a/coregrind/m_syswrap/syswrap-darwin.c
+++ b/coregrind/m_syswrap/syswrap-darwin.c
@@ -9699,6 +9699,14 @@ POST(getattrlistbulk)
       POST_MEM_WRITE(ARG3, ARG4);
 }
 
+PRE(faccessat)
+{
+    PRINT("faccessat(FIXME)(fd:%ld, path:%#lx(%s), amode:%#lx, flag:%#lx)",
+        ARG1, ARG2, (HChar*)ARG2, ARG3, ARG4);
+    PRE_REG_READ4(int, "faccessat",
+                  int, fd, user_addr_t, path, int, amode, int, flag);
+}
+
 PRE(readlinkat)
 {
     Word  saved = SYSNO;
@@ -10321,6 +10329,7 @@ const SyscallTableEntry ML_(syscall_table)[] = {
    MACXY(__NR_sysctlbyname,        sysctlbyname),       // 274
    MACXY(__NR_necp_match_policy,   necp_match_policy),  // 460
    MACXY(__NR_getattrlistbulk,     getattrlistbulk),    // 461
+   MACX_(__NR_faccessat,           faccessat),          // 466
    MACX_(__NR_readlinkat,          readlinkat),         // 473
    MACX_(__NR_bsdthread_ctl,       bsdthread_ctl),      // 478
    MACX_(__NR_csrctl,              csrctl),             // 483
diff --git a/include/vki/vki-scnums-darwin.h b/include/vki/vki-scnums-darwin.h
index 165aa06c17..84b2d6df91 100644
--- a/include/vki/vki-scnums-darwin.h
+++ b/include/vki/vki-scnums-darwin.h
@@ -746,6 +746,7 @@
 #endif /* DARWIN_VERS >= DARWIN_10_12 */
 
 #if DARWIN_VERS >= DARWIN_10_10
+#define __NR_faccessat              VG_DARWIN_SYSCALL_CONSTRUCT_UNIX(466)
 #define __NR_readlinkat             VG_DARWIN_SYSCALL_CONSTRUCT_UNIX(473)
 #define __NR_bsdthread_ctl          VG_DARWIN_SYSCALL_CONSTRUCT_UNIX(478)
 #define __NR_csrctl                 VG_DARWIN_SYSCALL_CONSTRUCT_UNIX(483)