Change the return type of the ts_read/write() family of functions from int to ssize_t, per report in [forum post 947169d5e7](forum:947169d5e7).

FossilOrigin-Name: 7809e7ce6a70657b8ea239eb4778698f7986a658e9177a57b2fb7814c069c936

1 files changed, 13 insertions, 13 deletions

diff --git a/src/test_syscall.c b/src/test_syscall.c
index 947f9a9d9..3cd1034d3 100644
--- a/src/test_syscall.c
+++ b/src/test_syscall.c
@@ -110,15 +110,15 @@ static int ts_stat(const char *zPath, struct stat *p);
 static int ts_fstat(int fd, struct stat *p);
 static int ts_ftruncate(int fd, off_t n);
 static int ts_fcntl(int fd, int cmd, ... );
-static int ts_read(int fd, void *aBuf, size_t nBuf);
-static int ts_pread(int fd, void *aBuf, size_t nBuf, off_t off);
+static ssize_t ts_read(int fd, void *aBuf, size_t nBuf);
+static ssize_t ts_pread(int fd, void *aBuf, size_t nBuf, off_t off);
 /* Note:  pread64() and pwrite64() actually use off64_t as the type on their
 ** last parameter.  But that datatype is not defined on many systems 
 ** (ex: Mac, OpenBSD).  So substitute a likely equivalent: sqlite3_uint64 */
-static int ts_pread64(int fd, void *aBuf, size_t nBuf, sqlite3_uint64 off);
-static int ts_write(int fd, const void *aBuf, size_t nBuf);
-static int ts_pwrite(int fd, const void *aBuf, size_t nBuf, off_t off);
-static int ts_pwrite64(int fd, const void *aBuf, size_t nBuf, sqlite3_uint64 off);
+static ssize_t ts_pread64(int fd, void *aBuf, size_t nBuf, sqlite3_uint64 off);
+static ssize_t ts_write(int fd, const void *aBuf, size_t nBuf);
+static ssize_t ts_pwrite(int fd, const void *aBuf, size_t nBuf, off_t off);
+static ssize_t ts_pwrite64(int fd, const void *aBuf, size_t nBuf, sqlite3_uint64 off);
 static int ts_fchmod(int fd, mode_t mode);
 static int ts_fallocate(int fd, off_t off, off_t len);
 static void *ts_mmap(void *, size_t, int, int, int, off_t);
@@ -211,7 +211,7 @@ static int tsErrno(const char *zFunc){
 /*
 ** A wrapper around tsIsFail(). If tsIsFail() returns non-zero, set the
 ** value of errno before returning.
-*/ 
+*/
 static int tsIsFailErrno(const char *zFunc){
   if( tsIsFail() ){
     errno = tsErrno(zFunc);
@@ -313,7 +313,7 @@ static int ts_fcntl(int fd, int cmd, ... ){
 /*
 ** A wrapper around read().
 */
-static int ts_read(int fd, void *aBuf, size_t nBuf){
+static ssize_t ts_read(int fd, void *aBuf, size_t nBuf){
   if( tsIsFailErrno("read") ){
     return -1;
   }
@@ -323,7 +323,7 @@ static int ts_read(int fd, void *aBuf, size_t nBuf){
 /*
 ** A wrapper around pread().
 */
-static int ts_pread(int fd, void *aBuf, size_t nBuf, off_t off){
+static ssize_t ts_pread(int fd, void *aBuf, size_t nBuf, off_t off){
   if( tsIsFailErrno("pread") ){
     return -1;
   }
@@ -333,7 +333,7 @@ static int ts_pread(int fd, void *aBuf, size_t nBuf, off_t off){
 /*
 ** A wrapper around pread64().
 */
-static int ts_pread64(int fd, void *aBuf, size_t nBuf, sqlite3_uint64 off){
+static ssize_t ts_pread64(int fd, void *aBuf, size_t nBuf, sqlite3_uint64 off){
   if( tsIsFailErrno("pread64") ){
     return -1;
   }
@@ -343,7 +343,7 @@ static int ts_pread64(int fd, void *aBuf, size_t nBuf, sqlite3_uint64 off){
 /*
 ** A wrapper around write().
 */
-static int ts_write(int fd, const void *aBuf, size_t nBuf){
+static ssize_t ts_write(int fd, const void *aBuf, size_t nBuf){
   if( tsIsFailErrno("write") ){
     if( tsErrno("write")==EINTR ) orig_write(fd, aBuf, nBuf/2);
     return -1;
@@ -354,7 +354,7 @@ static int ts_write(int fd, const void *aBuf, size_t nBuf){
 /*
 ** A wrapper around pwrite().
 */
-static int ts_pwrite(int fd, const void *aBuf, size_t nBuf, off_t off){
+static ssize_t ts_pwrite(int fd, const void *aBuf, size_t nBuf, off_t off){
   if( tsIsFailErrno("pwrite") ){
     return -1;
   }
@@ -364,7 +364,7 @@ static int ts_pwrite(int fd, const void *aBuf, size_t nBuf, off_t off){
 /*
 ** A wrapper around pwrite64().
 */
-static int ts_pwrite64(int fd, const void *aBuf, size_t nBuf, sqlite3_uint64 off){
+static ssize_t ts_pwrite64(int fd, const void *aBuf, size_t nBuf, sqlite3_uint64 off){
   if( tsIsFailErrno("pwrite64") ){
     return -1;
   }