tools lib: Adopt strreplace() from the kernel (2a60689a) · Commits · 戴 / test

We'll use it to further reduce the size of tools/perf/util/string.c, replacing the strxfrchar() equivalent function we have there. Cc: Adrian Hunter <adrian.hunter@intel.com> Cc: Jiri Olsa <jolsa@kernel.org> Cc: Namhyung Kim <namhyung@kernel.org> Link: https://lkml.kernel.org/n/tip-x3r61ikjrso1buygxwke8id3@git.kernel.org Signed-off-by:

Arnaldo Carvalho de Melo <acme@redhat.com>

tools/include/linux/string.h

+2 −0

Original line number	Diff line number	Diff line
		@@ -19,6 +19,8 @@ extern size_t strlcpy(char dest, const char src, size_t size);

		char str_error_r(int errnum, char buf, size_t buflen);

		char strreplace(char s, char old, char new);

		/**
		* strstarts - does @str start with @prefix?
		* @str: string to examine

tools/lib/string.c

+16 −0

Original line number	Diff line number	Diff line
		@@ -145,3 +145,19 @@ char strim(char s)

		return skip_spaces(s);
		}

		/**
		* strreplace - Replace all occurrences of character in string.
		* @s: The string to operate on.
		* @old: The character being replaced.
		* @new: The character @old is replaced with.
		*
		* Returns pointer to the nul byte at the end of @s.
		*/
		char strreplace(char s, char old, char new)
		{
		for (; *s; ++s)
		if (*s == old)
		*s = new;
		return s;
		}

Admin message