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Commit 7bd330de authored by Arnaldo Carvalho de Melo's avatar Arnaldo Carvalho de Melo
Browse files

tools lib: Adopt skip_spaces() from the kernel sources 

Same implementation, will be used to replace ad-hoc equivalent code in
tools/.

Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: André Goddard Rosa <andre.goddard@gmail.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Link: https://lkml.kernel.org/n/tip-dig691cg9ripvoiprpidthw7@git.kernel.org


Signed-off-by: default avatarArnaldo Carvalho de Melo <acme@redhat.com>
parent bd9860bf

tools/include/linux/string.h

+3 −1
Original line number Diff line number Diff line
@@ -29,4 +29,6 @@ static inline bool strstarts(const char *str, const char *prefix) 
	return strncmp(str, prefix, strlen(prefix)) == 0;

}



#endif /* _LINUX_STRING_H_ */
 
extern char * __must_check skip_spaces(const char *);



#endif /* _TOOLS_LINUX_STRING_H_ */

tools/lib/string.c

+14 −0
Original line number Diff line number Diff line
@@ -17,6 +17,7 @@ 
#include <string.h>

#include <errno.h>

#include <linux/string.h>

#include <linux/ctype.h>

#include <linux/compiler.h>



/**
@@ -106,3 +107,16 @@ size_t __weak strlcpy(char *dest, const char *src, size_t size) 
	}

	return ret;

}



/**

 * skip_spaces - Removes leading whitespace from @str.

 * @str: The string to be stripped.

 *

 * Returns a pointer to the first non-whitespace character in @str.

 */

char *skip_spaces(const char *str)

{

	while (isspace(*str))

		++str;

	return (char *)str;

}