X-Git-Url: https://diplodocus.org/git/nmh/blobdiff_plain/b439ec143c4d2e2daf4b0a9c332123f24500cd9a..daef0b49cbbe94c2886c8435b22a49eead21332f:/h/utils.h

diff --git a/h/utils.h b/h/utils.h
index 92fdabac..92c940de 100644
--- a/h/utils.h
+++ b/h/utils.h
@@ -1,21 +1,58 @@
 
 /*
  * utils.h -- utility prototypes
- *
- * $Id$
  */
 
 void *mh_xmalloc(size_t);
 void *mh_xrealloc(void *, size_t);
 char *pwd(void);
-char *add(char *, char *);
-void create_folder(char *, int, void (*)());
+char *add(const char *, char *);
+char *addlist(char *, const char *);
+int folder_exists(const char *);
+void create_folder(char *, int, void (*)(int));
 int num_digits(int);
 
+/*
+ * A vector of char array, used to hold a list of string message numbers
+ * or command arguments.
+ */
+
 struct msgs_array {
 	int max, size;
 	char **msgs;
 };
 
+/*
+ * Same as msgs_array, but for a vector of ints
+ */
+
+struct msgnum_array {
+	int max, size;
+	int *msgnums;
+};
+
+/*
+ * Add a argument to the given msgs_array or msgnum_array structure; extend
+ * the array size if necessary
+ */
+
 void app_msgarg(struct msgs_array *, char *);
+void app_msgnum(struct msgnum_array *, int);
+
 int open_form(char **, char *);
+char *find_str (const char [], size_t, const char *);
+char *rfind_str (const char [], size_t, const char *);
+char *nmh_strcasestr (const char *, const char *);
+
+/*
+ * See if a string contains 8 bit characters (use isascii() for the test).
+ * Arguments include:
+ *
+ * start	- Pointer to start of string to test.
+ * end		- End of string to test (test will stop before reaching
+ *		  this point).  If NULL, continue until reaching '\0'.
+ *
+ * This function always stops at '\0' regardless of the value of 'end'.
+ * Returns 1 if the string contains an 8-bit character, 0 if it does not.
+ */
+int contains8bit(const char *start, const char *end);