Initial import of libucore

2012-10-29 23:07:32 +01:00
commit ed3866e49a
79 changed files with 6181 additions and 0 deletions
@@ -0,0 +1,38 @@
+#include <string.h>
+#include "ucore_string.h"
+
+int
+getfields(char *str, char **args, int max, int mflag, const char *set)
+{
+    char r;
+    int intok, narg;
+
+    if(max <= 0)
+        return 0;
+
+    narg = 0;
+    args[narg] = str;
+    if(!mflag)
+        narg++;
+    intok = 0;
+    for(;; str++) {
+        r = *str;
+        if(r == 0)
+            break;
+        if(strchr(set, r)) {
+            if(narg >= max)
+                break;
+            *str = 0;
+            intok = 0;
+            args[narg] = str + 1;
+            if(!mflag)
+                narg++;
+        } else {
+            if(!intok && mflag)
+                narg++;
+            intok = 1;
+        }
+    }
+    return narg;
+}
+