SYN SYN

[p5sagit/p5-mst-13.2.git] / djgpp / djgpp.c

diff --git a/djgpp/djgpp.c b/djgpp/djgpp.c
index c928851..80a627e 100644 (file)
--- a/djgpp/djgpp.c
+++ b/djgpp/djgpp.c
@@ -433,3 +433,22 @@ Perl_DJGPP_init (int *argcp,char ***argvp)
         strcpy (perlprefix,"..");
 }
 
+int
+djgpp_fflush (FILE *fp)
+{
+    int res;
+
+    if ((res = fflush(fp)) == 0 && fp) {
+       Stat_t s;
+       if (Fstat(fileno(fp), &s) == 0 && !S_ISSOCK(s.st_mode))
+           res = fsync(fileno(fp));
+    }
+/*
+ * If the flush succeeded but set end-of-file, we need to clear
+ * the error because our caller may check ferror().  BTW, this
+ * probably means we just flushed an empty file.
+ */
+    if (res == 0 && fp && ferror(fp) == EOF) clearerr(fp);
+
+    return res;
+}