From: Rhys Kidd <rhyskidd@gmail.com>
Date: Sun, 30 Apr 2017 00:34:59 +0000 (+0000)
Subject: macos: Add a no-op wrapper for a new-in-10.10 syscall: fstatat64
X-Git-Tag: svn/VALGRIND_3_13_0~111
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=254ca9753a50a570dc79c3b722d30f1a108a4bb3;p=thirdparty%2Fvalgrind.git

macos: Add a no-op wrapper for a new-in-10.10 syscall: fstatat64

Patch from Louis Brunner.

git-svn-id: svn://svn.valgrind.org/valgrind/trunk@16323
---

diff --git a/coregrind/m_syswrap/priv_syswrap-darwin.h b/coregrind/m_syswrap/priv_syswrap-darwin.h
index 1b3cc9b797..3aa6b98212 100644
--- a/coregrind/m_syswrap/priv_syswrap-darwin.h
+++ b/coregrind/m_syswrap/priv_syswrap-darwin.h
@@ -573,7 +573,7 @@ DECL_TEMPLATE(darwin, faccessat);                // 466
 // NYI fchmodat        // 467
 // NYI fchownat        // 468
 // NYI fstatat         // 469
-// NYI fstatat64       // 470
+DECL_TEMPLATE(darwin, fstatat64);                // 470
 // NYI linkat          // 471
 // NYI unlinkat        // 472
 DECL_TEMPLATE(darwin, readlinkat);               // 473
diff --git a/coregrind/m_syswrap/syswrap-darwin.c b/coregrind/m_syswrap/syswrap-darwin.c
index eb24688a88..a535810d6b 100644
--- a/coregrind/m_syswrap/syswrap-darwin.c
+++ b/coregrind/m_syswrap/syswrap-darwin.c
@@ -9707,6 +9707,14 @@ PRE(faccessat)
                   int, fd, user_addr_t, path, int, amode, int, flag);
 }
 
+PRE(fstatat64)
+{
+    PRINT("fstatat64(FIXME)(fd:%ld, path:%#lx(%s), ub:%#lx, flag:%#lx)",
+        ARG1, ARG2, (HChar*)ARG2, ARG3, ARG4);
+    PRE_REG_READ4(int, "fstatat64",
+                  int, fd, user_addr_t, path, user_addr_t, ub, int, flag);
+}
+
 PRE(readlinkat)
 {
     Word  saved = SYSNO;
@@ -10330,6 +10338,7 @@ const SyscallTableEntry ML_(syscall_table)[] = {
    MACXY(__NR_necp_match_policy,   necp_match_policy),  // 460
    MACXY(__NR_getattrlistbulk,     getattrlistbulk),    // 461
    MACX_(__NR_faccessat,           faccessat),          // 466
+   MACX_(__NR_fstatat64,           fstatat64),          // 470
    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 84b2d6df91..c6487907d3 100644
--- a/include/vki/vki-scnums-darwin.h
+++ b/include/vki/vki-scnums-darwin.h
@@ -747,6 +747,7 @@
 
 #if DARWIN_VERS >= DARWIN_10_10
 #define __NR_faccessat              VG_DARWIN_SYSCALL_CONSTRUCT_UNIX(466)
+#define __NR_fstatat64              VG_DARWIN_SYSCALL_CONSTRUCT_UNIX(470)
 #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)