X-Git-Url: http://git.indexdata.com/?a=blobdiff_plain;f=src%2Fatoin.c;h=50a8381f8a806bb860a324ea71947bed75c67419;hb=7bfdd9cdcbfd12d6690278c9b56a7ac26b2457e9;hp=e7718c5797de6e45cae412325a4f5337317078ec;hpb=ee6ab2ee3a9ee1a8c65d7272ec7fba1d886f5af0;p=yaz-moved-to-github.git

diff --git a/src/atoin.c b/src/atoin.c
index e7718c5..50a8381 100644
--- a/src/atoin.c
+++ b/src/atoin.c
@@ -1,5 +1,5 @@
 /* This file is part of the YAZ toolkit.
- * Copyright (C) 1995-2008 Index Data
+ * Copyright (C) 1995-2011 Index Data
  * See the file LICENSE for details.
  */
 
@@ -16,25 +16,33 @@
 #include <ctype.h>
 #include <yaz/marcdisp.h>
 
-/**
- * atoi_n: like atoi but reads at most len characters.
- */
-int atoi_n (const char *buf, int len)
+int atoi_n(const char *buf, int len)
 {
     int val = 0;
 
     while (--len >= 0)
     {
-        if (isdigit (*(const unsigned char *) buf))
+        if (isdigit(*(const unsigned char *) buf))
             val = val*10 + (*buf - '0');
         buf++;
     }
     return val;
 }
 
+int atoi_n_check(const char *buf, int size, int *val)
+{
+    int i;
+    for (i = 0; i < size; i++)
+        if (!isdigit(i[(const unsigned char *) buf]))
+            return 0;
+    *val = atoi_n(buf, size);
+    return 1;
+}
+
 /*
  * Local variables:
  * c-basic-offset: 4
+ * c-file-style: "Stroustrup"
  * indent-tabs-mode: nil
  * End:
  * vim: shiftwidth=4 tabstop=8 expandtab