Tighten error handling of string printing.

gvanrossum · gvanrossum · commit 299a734744fb · 1992-03-04T16:39:08.000Z
diff --git a/Python/ceval.c b/Python/ceval.c
@@ -532,7 +532,11 @@ eval_code(co, globals, locals, arg)
 				char *s = getstringvalue(v);
 				int len = getstringsize(v);
 				fwrite(s, 1, len, fp);
-				if (len > 0 && s[len-1] == '\n')
+				if (ferror(fp)) {
+					err_errno(IOError);
+					err = -1;
+				}
+				else if (len > 0 && s[len-1] == '\n')
 					softspace(sysget("stdout"), 0);
 			}
 			else {
