1 files changed, 42 insertions, 0 deletions
diff --git a/lib/libI77/sfe.c b/lib/libI77/sfe.c
new file mode 100644
index 0000000..eea9078
--- /dev/null
+++ b/lib/libI77/sfe.c
@@ -0,0 +1,42 @@
+/* sequential formatted external common routines*/
+#include "f2c.h"
+#include "fio.h"
+
+extern char *f__fmtbuf;
+
+integer e_rsfe(Void)
+{	int n;
+	n=en_fio();
+	if (f__cf == stdout)
+		fflush(stdout);
+	else if (f__cf == stderr)
+		fflush(stderr);
+	f__fmtbuf=NULL;
+	return(n);
+}
+#ifdef KR_headers
+c_sfe(a) cilist *a; /* check */
+#else
+c_sfe(cilist *a) /* check */
+#endif
+{	unit *p;
+	if(a->ciunit >= MXUNIT || a->ciunit<0)
+		err(a->cierr,101,"startio");
+	p = &f__units[a->ciunit];
+	if(p->ufd==NULL && fk_open(SEQ,FMT,a->ciunit)) err(a->cierr,114,"sfe")
+	if(!p->ufmt) err(a->cierr,102,"sfe")
+	return(0);
+}
+integer e_wsfe(Void)
+{
+#ifdef ALWAYS_FLUSH
+	int n;
+	n = en_fio();
+	f__fmtbuf=NULL;
+	if (!n && fflush(f__cf))
+		err(f__elist->cierr, errno, "write end");
+	return n;
+#else
+	return(e_rsfe());
+#endif
+}