Merge pull request #1169 from martin-frbg/cblas_xerbla

Add trivial implementation of cblas_xerbla

interface/Makefile

@@ -315,7 +315,7 @@ CCBLAS3OBJS   = \
 	cblas_csyrk.$(SUFFIX) cblas_csyr2k.$(SUFFIX) \
 	cblas_chemm.$(SUFFIX) cblas_cherk.$(SUFFIX) cblas_cher2k.$(SUFFIX) \
 	cblas_comatcopy.$(SUFFIX) cblas_cimatcopy.$(SUFFIX)\
-	cblas_cgeadd.$(SUFFIX)
+	cblas_cgeadd.$(SUFFIX) cblas_xerbla.$(SUFFIX)
 
 
 
@@ -2137,3 +2137,5 @@ cblas_cgeadd.$(SUFFIX) cblas_cgeadd.$(PSUFFIX) : zgeadd.c
 cblas_zgeadd.$(SUFFIX) cblas_zgeadd.$(PSUFFIX) : zgeadd.c
 	$(CC) -c $(CFLAGS) -DCBLAS $< -o $(@F)
 
+cblas_xerbla.$(SUFFIX) cblas_xerbla.$(PSUFFIX) : xerbla.c
+	$(CC) -c $(CFLAGS) -DCBLAS $< -o $(@F)

interface/xerbla.c

@@ -0,0 +1,22 @@
+#ifdef CBLAS
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <stdarg.h>
+#include "common.h"
+
+void CNAME(blasint p, char *rout, char *form, ...)
+{
+   va_list args;
+
+   va_start(args, form);
+
+   if (p)
+      fprintf(stderr, "Parameter %d to routine %s was incorrect\n", p, rout);
+   vfprintf(stderr, form, args);
+   va_end(args);
+   exit(-1);
+}
+#endif
+