Postgres95 1.01 Distribution - Virgin Sources

src/bin/psql/stringutils.h

@@ -0,0 +1,51 @@
+/*-------------------------------------------------------------------------
+ *
+ * stringutils.h--
+ *    
+ *
+ * Copyright (c) 1994, Regents of the University of California
+ *
+ * $Id: stringutils.h,v 1.1.1.1 1996/07/09 06:22:16 scrappy Exp $
+ *
+ *-------------------------------------------------------------------------
+ */
+#ifndef STRINGUTILS_H
+#define STRINGUTILS_H
+
+/* use this for memory checking of alloc and free using Tcl's memory check
+  package*/
+#ifdef TCL_MEM_DEBUG
+#include <tcl.h>
+#define malloc(x) ckalloc(x)
+#define free(x) ckfree(x)
+#define realloc(x,y) ckrealloc(x,y)
+#endif
+
+/* string fiddling utilties */
+
+/* all routines assume null-terminated strings! as arguments */
+
+/* removes whitespaces from the left, right and both sides of a string */
+/* MODIFIES the string passed in and returns the head of it */
+extern char* leftTrim(char* s);  
+extern char* rightTrim(char* s);
+extern char* doubleTrim(char* s);
+
+/* dupstr : copies a string, while making room for it */
+/* the CALLER is responsible for freeing the space */
+/* returns NULL if the argument is NULL */
+extern char* dupstr(char *s);
+
+#ifdef STRINGUTILS_TEST
+extern void testStringUtils();
+#endif
+
+#ifndef NULL_STR
+#define NULL_STR (char*)0
+#endif
+
+#ifndef NULL
+#define NULL 0
+#endif
+
+#endif /* STRINGUTILS_H */