-
-/*
- * utils.h -- utility prototypes
+/* utils.h -- utility prototypes
*/
/* Call malloc(3), exiting on NULL return. */
-void *mh_xmalloc(size_t);
+void *mh_xmalloc(size_t size);
/* Call realloc(3), exiting on NULL return. */
-void *mh_xrealloc(void *, size_t);
+void *mh_xrealloc(void *ptr, size_t size);
/* Call calloc(3), exiting on NULL return. */
-void *mh_xcalloc(size_t, size_t);
+void *mh_xcalloc(size_t nelem, size_t elsize);
+
+/* Duplicate a NUL-terminated string, exit on failure. */
+char *mh_xstrdup(const char *src);
+
+/* Call free(3), if ptr isn't NULL. */
+void mh_xfree(void *ptr);
+
+/* Set p to point to newly allocated, uninitialised, memory. */
+#define NEW(p) ((p) = mh_xmalloc(sizeof *(p)))
+
+/* Set p to point to newly allocated, zeroed, memory. */
+#define NEW0(p) ((p) = mh_xcalloc(1, sizeof *(p)))
char *pwd(void);
char *add(const char *, char *);
char *rfind_str (const char [], size_t, const char *);
char *nmh_strcasestr (const char *, const char *);
+void trunccpy(char *dst, const char *src, size_t size);
+/* A convenience for the common case of dst being an array. */
+#define TRUNCCPY(dst, src) trunccpy(dst, src, sizeof (dst))
+
+bool has_prefix(const char *s, const char *prefix);
+bool has_suffix(const char *s, const char *suffix);
+bool has_suffix_c(const char *s, int c);
+void trim_suffix_c(char *s, int c);
+void to_lower(char *s);
+void to_upper(char *s);
+
/*
* See if a string contains 8 bit characters (use isascii() for the test).
* Arguments include: