summaryrefslogtreecommitdiff
path: root/db2/clib/getlong.c
diff options
context:
space:
mode:
Diffstat (limited to 'db2/clib/getlong.c')
-rw-r--r--db2/clib/getlong.c48
1 files changed, 48 insertions, 0 deletions
diff --git a/db2/clib/getlong.c b/db2/clib/getlong.c
new file mode 100644
index 0000000000..d79c6846df
--- /dev/null
+++ b/db2/clib/getlong.c
@@ -0,0 +1,48 @@
+/*-
+ * See the file LICENSE for redistribution information.
+ *
+ * Copyright (c) 1996, 1997
+ * Sleepycat Software. All rights reserved.
+ */
+
+#include "config.h"
+
+#ifndef lint
+static const char sccsid[] = "@(#)getlong.c 10.2 (Sleepycat) 5/1/97";
+#endif /* not lint */
+
+#ifndef NO_SYSTEM_INCLUDES
+#include <errno.h>
+#include <limits.h>
+#include <stdlib.h>
+#endif
+
+#include "db.h"
+#include "clib_ext.h"
+
+/*
+ * get_long --
+ * Return a long value inside of basic parameters.
+ *
+ * PUBLIC: void get_long __P((char *, long, long, long *));
+ */
+void
+get_long(p, min, max, storep)
+ char *p;
+ long min, max, *storep;
+{
+ long val;
+ char *end;
+
+ errno = 0;
+ val = strtol(p, &end, 10);
+ if ((val == LONG_MIN || val == LONG_MAX) && errno == ERANGE)
+ err(1, "%s", p);
+ if (p[0] == '\0' || end[0] != '\0')
+ errx(1, "%s: Invalid numeric argument", p);
+ if (val < min)
+ errx(1, "%s: Less than minimum value (%ld)", p, min);
+ if (val > max)
+ errx(1, "%s: Greater than maximum value (%ld)", p, max);
+ *storep = val;
+}