xref: /linux-6.15/tools/include/linux/string.h (revision 2a60689a)
1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef _TOOLS_LINUX_STRING_H_
3 #define _TOOLS_LINUX_STRING_H_
4 
5 #include <linux/types.h>	/* for size_t */
6 #include <string.h>
7 
8 void *memdup(const void *src, size_t len);
9 
10 int strtobool(const char *s, bool *res);
11 
12 /*
13  * glibc based builds needs the extern while uClibc doesn't.
14  * However uClibc headers also define __GLIBC__ hence the hack below
15  */
16 #if defined(__GLIBC__) && !defined(__UCLIBC__)
17 extern size_t strlcpy(char *dest, const char *src, size_t size);
18 #endif
19 
20 char *str_error_r(int errnum, char *buf, size_t buflen);
21 
22 char *strreplace(char *s, char old, char new);
23 
24 /**
25  * strstarts - does @str start with @prefix?
26  * @str: string to examine
27  * @prefix: prefix to look for.
28  */
29 static inline bool strstarts(const char *str, const char *prefix)
30 {
31 	return strncmp(str, prefix, strlen(prefix)) == 0;
32 }
33 
34 extern char * __must_check skip_spaces(const char *);
35 
36 extern char *strim(char *);
37 
38 #endif /* _TOOLS_LINUX_STRING_H_ */
39