Merge pull request XRPLF#94 from yumiOS/modify_ftruncate_warning

igorcanadi · igorcanadi · commit ebe2527f9a03 · 2014-03-07T10:39:58.000-08:00
Modify the compile error about ftruncate()
diff --git a/util/env_posix.cc b/util/env_posix.cc
@@ -688,7 +688,8 @@ class PosixWritableFile : public WritableFile {
     GetPreallocationStatus(&block_size, &last_allocated_block);
     if (last_allocated_block > 0) {
       // trim the extra space preallocated at the end of the file
-      ftruncate(fd_, filesize_);  // ignore errors
+      int dummy __attribute__((unused));
+      dummy = ftruncate(fd_, filesize_);  // ignore errors
     }
 
     if (close(fd_) < 0) {

Original file line number	Diff line number	Diff line change
`@@ -688,7 +688,8 @@ class PosixWritableFile : public WritableFile {`
`688`	`688`	`GetPreallocationStatus(&block_size, &last_allocated_block);`
`689`	`689`	`if (last_allocated_block > 0) {`
`690`	`690`	`// trim the extra space preallocated at the end of the file`
`691`		`- ftruncate(fd_, filesize_); // ignore errors`
	`691`	`+ int dummy __attribute__((unused));`
	`692`	`+ dummy = ftruncate(fd_, filesize_); // ignore errors`
`692`	`693`	`}`
`693`	`694`
`694`	`695`	`if (close(fd_) < 0) {`