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Add startswith() helper

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Simple helper that use strncmp() to test whether a given string
starts with a given suffix. While it doesn't reduce code-size by much,
it is a lot more readable than the strncmp() usage.

Signed-off-by: David Herrmann <dh.herrmann@gmail.com>
Reviewed-by: Peter Hutterer <peter.hutterer@who-t.net>
Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
This commit is contained in:
David Herrmann 2013-10-30 08:24:43 +01:00 • committed by Peter Hutterer
parent 639a5a9b56
commit 5183bf3763
1 changed files with 8 additions and 0 deletions
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8
libevdev/libevdev-util.h
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@ -24,8 +24,16 @@
#define _UTIL_H_ #define _UTIL_H_
#include <config.h> #include <config.h>
#include <stdbool.h>
#include <string.h>
#include "libevdev-int.h" #include "libevdev-int.h"
static inline bool
startswith(const char *str, size_t len, const char *prefix, size_t plen)
{
return len >= plen && !strncmp(str, prefix, plen);
}
static inline int static inline int
bit_is_set(const unsigned long *array, int bit) bit_is_set(const unsigned long *array, int bit)
{ {