diff options
Diffstat (limited to 'vendor/librune/lib/gbrk/u8gnext.c')
| -rw-r--r-- | vendor/librune/lib/gbrk/u8gnext.c | 15 |
1 files changed, 7 insertions, 8 deletions
diff --git a/vendor/librune/lib/gbrk/u8gnext.c b/vendor/librune/lib/gbrk/u8gnext.c index 875d5cb..5dae265 100644 --- a/vendor/librune/lib/gbrk/u8gnext.c +++ b/vendor/librune/lib/gbrk/u8gnext.c @@ -1,4 +1,4 @@ -#include <sys/types.h> +#include <stddef.h> #include "gbrk.h" #include "utf8.h" @@ -6,8 +6,6 @@ #include "internal/common.h" #include "internal/gbrk_lookup.h" -#define lengthof(a) (sizeof(a) / sizeof(*(a))) - struct gbrk_state { enum { GB9C_NONE, @@ -21,7 +19,7 @@ struct gbrk_state { static bool u8isgbrk(rune, rune, struct gbrk_state *); static gbrk_prop getprop(rune); -const char8_t * +size_t u8gnext(struct u8view *g, const char8_t **s, size_t *n) { int m; @@ -30,7 +28,7 @@ u8gnext(struct u8view *g, const char8_t **s, size_t *n) struct gbrk_state gs = {0}; if (*n == 0) - return nullptr; + return 0; g->p = p = *s; p += u8tor_uc(&ch1, p); @@ -44,7 +42,8 @@ u8gnext(struct u8view *g, const char8_t **s, size_t *n) m = u8tor_uc(&ch2, p); if (u8isgbrk(ch1, ch2, &gs)) { *n -= g->len = p - *s; - return *s = p; + *s = p; + return g->len; } ch1 = ch2; @@ -145,13 +144,13 @@ do_break: gbrk_prop getprop(rune ch) { - ssize_t lo, hi; + ptrdiff_t lo, hi; lo = 0; hi = lengthof(gbrk_prop_tbl) - 1; while (lo <= hi) { - ssize_t i = (lo + hi) / 2; + ptrdiff_t i = (lo + hi) / 2; if (ch < gbrk_prop_tbl[i].lo) hi = i - 1; |