Initial commit

1 files changed, 36 insertions, 0 deletions

diff --git a/sys/libc/perror.c b/sys/libc/perror.c
new file mode 100644
index 00000000..53aa923a
--- /dev/null
+++ b/sys/libc/perror.c
@@ -0,0 +1,36 @@
+/* Copyright(c) 1986 Association of Universities for Research in Astronomy Inc.
+*/
+
+#define	import_spp
+#define	import_xnames
+#define	import_stdio
+#define	import_libc
+#include <iraf.h>
+
+#define	SZ_OSERRMSG		80
+
+int	sys_nerr;			/* UNIX standard	*/
+char	*sys_errlist[1];		/* UNIX standard	*/
+int	u_oserrcode;
+char	u_oserrmsg[SZ_OSERRMSG+1];
+
+
+/* PERROR -- Print a short error message on the standard output describing
+** the last system error (e.g., exception).  The prefix string supplied
+** as the argument is first printed, followed by an ":", followed by the
+** system dependent error message describing the error.
+*/
+void
+perror (
+  char	*prefix			/* prefix string		*/
+)
+{
+	u_oserrcode = c_errget (u_oserrmsg, SZ_OSERRMSG);
+	sys_nerr = 0;
+	sys_errlist[0] = u_oserrmsg;
+
+	fputs (prefix, stderr);
+	fputs (": ", stderr);
+	fputs (u_oserrmsg, stderr);
+	fputc ('\n', stderr);
+}