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Diffstat (limited to 'gcc/java/jcf-write.c')
| -rw-r--r-- | gcc/java/jcf-write.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/gcc/java/jcf-write.c b/gcc/java/jcf-write.c index 1a9f107..47cfd11 100644 --- a/gcc/java/jcf-write.c +++ b/gcc/java/jcf-write.c @@ -3422,6 +3422,15 @@ write_classfile (clas) write_chunks (stream, chunks); if (fclose (stream)) fatal_io_error ("error closing %s", temporary_file_name); + + /* If a file named by the string pointed to by `new' exists + prior to the call to the `rename' function, the bahaviour + is implementation-defined. ISO 9899-1990 7.9.4.2. + + For example, on Win32 with MSVCRT, it is an error. */ + + unlink (class_file_name); + if (rename (temporary_file_name, class_file_name) == -1) { remove (temporary_file_name); |