From: drh <drh@noemail.net>
Date: Mon, 11 Aug 2014 13:53:30 +0000 (+0000)
Subject: Changes that will perhaps enable SQLite to work better on VxWorks.
X-Git-Tag: version-3.8.6~20
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=91be7dc32078819a51ef024ba548024d55484179;p=thirdparty%2Fsqlite.git

Changes that will perhaps enable SQLite to work better on VxWorks.

FossilOrigin-Name: de27c742c0dcda20b51339598bf6094a8dcf5fb9
---

diff --git a/manifest b/manifest
index 61a8d036f4..8b2db457d5 100644
--- a/manifest
+++ b/manifest
@@ -1,5 +1,5 @@
-C Update\srequirements\smarks.\s\sNo\schanges\sto\scode.
-D 2014-08-08T18:26:20.575
+C Changes\sthat\swill\sperhaps\senable\sSQLite\sto\swork\sbetter\son\sVxWorks.
+D 2014-08-11T13:53:30.969
 F Makefile.arm-wince-mingw32ce-gcc d6df77f1f48d690bd73162294bbba7f59507c72f
 F Makefile.in 5eb79e334a5de69c87740edd56af6527dd219308
 F Makefile.linux-gcc 91d710bdc4998cb015f39edf3cb314ec4f4d7e23
@@ -207,7 +207,7 @@ F src/os.c 1b147e4cf7cc39e618115c14a086aed44bc91ace
 F src/os.h 60d419395e32a8029fa380a80a3da2e9030f635e
 F src/os_common.h 92815ed65f805560b66166e3583470ff94478f04
 F src/os_setup.h c9d4553b5aaa6f73391448b265b89bed0b890faa
-F src/os_unix.c f0a58d439d58b207c06f4a25463113dcba7bd9da
+F src/os_unix.c 17e7ab0f9160a78c964d615b15b1658ab2090d42
 F src/os_win.c 3fca1bfdf78338705bf536059a407d0fb04016d5
 F src/os_win.h 057344a6720b4c8405d9bd98f58cb37a6ee46c25
 F src/pager.c f6bb1fa6cdf2062f2d8aec3e64db302bca519ab8
@@ -1185,7 +1185,7 @@ F tool/vdbe_profile.tcl 67746953071a9f8f2f668b73fe899074e2c6d8c1
 F tool/warnings-clang.sh f6aa929dc20ef1f856af04a730772f59283631d4
 F tool/warnings.sh 0abfd78ceb09b7f7c27c688c8e3fe93268a13b32
 F tool/win/sqlite.vsix deb315d026cc8400325c5863eef847784a219a2f
-P bdaa6947371a60a31b6a13267b0ba6e46df2a8ce
-R 72bdb7fa5001d300e89054929fd995d2
+P 7556bd9aa5db1b9cd92d0e48effcda9fe96f3128
+R 07fe7ef4c70cea44dc683244e34b47a2
 U drh
-Z 671dba8d2ee0bfa11f311df8108f5873
+Z c5b6316215c9354c3470fdb843673338
diff --git a/manifest.uuid b/manifest.uuid
index 4ea12bd8df..b1e2fcea2d 100644
--- a/manifest.uuid
+++ b/manifest.uuid
@@ -1 +1 @@
-7556bd9aa5db1b9cd92d0e48effcda9fe96f3128
\ No newline at end of file
+de27c742c0dcda20b51339598bf6094a8dcf5fb9
\ No newline at end of file
diff --git a/src/os_unix.c b/src/os_unix.c
index 28feb1182c..feb9314167 100644
--- a/src/os_unix.c
+++ b/src/os_unix.c
@@ -94,11 +94,10 @@
 #include <sys/time.h>
 #include <errno.h>
 #if !defined(SQLITE_OMIT_WAL) || SQLITE_MAX_MMAP_SIZE>0
-#include <sys/mman.h>
+# include <sys/mman.h>
 #endif
 
-
-#if SQLITE_ENABLE_LOCKING_STYLE
+#if SQLITE_ENABLE_LOCKING_STYLE || OS_VXWORKS
 # include <sys/ioctl.h>
 # if OS_VXWORKS
 #  include <semaphore.h>
@@ -318,7 +317,11 @@ static int posixOpen(const char *zFile, int flags, int mode){
 ** we are not running as root.
 */
 static int posixFchown(int fd, uid_t uid, gid_t gid){
+#if OS_VXWORKS
+  return 0;
+#else
   return geteuid() ? 0 : fchown(fd,uid,gid);
+#endif
 }
 
 /* Forward reference */
@@ -374,7 +377,7 @@ static struct unix_syscall {
   { "read",         (sqlite3_syscall_ptr)read,       0  },
 #define osRead      ((ssize_t(*)(int,void*,size_t))aSyscall[8].pCurrent)
 
-#if defined(USE_PREAD) || SQLITE_ENABLE_LOCKING_STYLE
+#if defined(USE_PREAD) || (SQLITE_ENABLE_LOCKING_STYLE && !OS_VXWORKS)
   { "pread",        (sqlite3_syscall_ptr)pread,      0  },
 #else
   { "pread",        (sqlite3_syscall_ptr)0,          0  },
@@ -391,7 +394,7 @@ static struct unix_syscall {
   { "write",        (sqlite3_syscall_ptr)write,      0  },
 #define osWrite     ((ssize_t(*)(int,const void*,size_t))aSyscall[11].pCurrent)
 
-#if defined(USE_PREAD) || SQLITE_ENABLE_LOCKING_STYLE
+#if defined(USE_PREAD) || (SQLITE_ENABLE_LOCKING_STYLE && !OS_VXWORKS)
   { "pwrite",       (sqlite3_syscall_ptr)pwrite,     0  },
 #else
   { "pwrite",       (sqlite3_syscall_ptr)0,          0  },
@@ -1295,7 +1298,11 @@ static int findInodeInfo(
 static int fileHasMoved(unixFile *pFile){
   struct stat buf;
   return pFile->pInode!=0 &&
+#if OS_VXWORKS
+         pFile->pId!=pFile->pInode->fileId.Pid;
+#else
          (osStat(pFile->zPath, &buf)!=0 || buf.st_ino!=pFile->pInode->fileId.ino);
+#endif
 }
 
 
@@ -2438,7 +2445,6 @@ static int semCheckReservedLock(sqlite3_file *id, int *pResOut) {
   /* Otherwise see if some other process holds it. */
   if( !reserved ){
     sem_t *pSem = pFile->pInode->pSem;
-    struct stat statBuf;
 
     if( sem_trywait(pSem)==-1 ){
       int tErrno = errno;
@@ -2491,7 +2497,6 @@ static int semCheckReservedLock(sqlite3_file *id, int *pResOut) {
 */
 static int semLock(sqlite3_file *id, int eFileLock) {
   unixFile *pFile = (unixFile*)id;
-  int fd;
   sem_t *pSem = pFile->pInode->pSem;
   int rc = SQLITE_OK;