2 * This program is free software; you can redistribute it and/or modify
3 * it under the terms of the GNU General Public License as published by
4 * the Free Software Foundation; either version 2 of the License, or (at
5 * your option) any later version.
7 * This program is distributed in the hope that it will be useful, but
8 * WITHOUT ANY WARRANTY; without even the implied warranty of
9 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
10 * General Public License for more details.
12 * You should have received a copy of the GNU General Public License
13 * along with this program; if not, write to the Free Software
14 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
17 * Copyright © 2006 Pierre Habouzit
20 #ifndef MUTT_LIB_LIB_STR_H
21 #define MUTT_LIB_LIB_STR_H
24 #include "../lib/str.h"
28 #define NONULL(x) (x?x:"")
30 static inline int m_strisempty(const char *s) {
34 static inline ssize_t m_strlen(const char *s) {
35 return s ? strlen(s) : 0;
38 static inline ssize_t m_strnlen(const char *s, ssize_t n) {
39 const char *p = memchr(s, '\0', n);
43 static inline char *m_strdup(const char *s) {
44 ssize_t len = m_strlen(s);
45 return len ? p_dup(s, len + 1) : NULL;
48 static inline int m_strcmp(const char *a, const char *b) {
49 return strcmp(NONULL(a), NONULL(b));
52 static inline int m_strcasecmp(const char *a, const char *b) {
53 return strcasecmp(NONULL(a), NONULL(b));
56 static inline int m_strncmp(const char *a, const char *b, size_t n) {
57 return strncmp (NONULL(a), NONULL(b), n);
60 static inline int m_strncasecmp(const char *a, const char *b, size_t n) {
61 return strncasecmp(NONULL(a), NONULL(b), n);
65 ssize_t m_strcpy(char *dst, ssize_t n, const char *src);
66 ssize_t m_strncpy(char *dst, ssize_t n, const char *src, ssize_t l);
68 static inline ssize_t m_strcat(char *dst, ssize_t n, const char *src) {
69 ssize_t dlen = m_strnlen(dst, n - 1);
70 return dlen + m_strcpy(dst + dlen, n - dlen, src);
74 m_strncat(char *dst, ssize_t n, const char *src, ssize_t l) {
75 ssize_t dlen = m_strnlen(dst, n - 1);
76 return dlen + m_strncpy(dst + dlen, n - dlen, src, l);
79 #endif /* MUTT_LIB_LIB_STR_H */