diff options
Diffstat (limited to 'memisutf8.c')
| -rw-r--r-- | memisutf8.c | 14 |
1 files changed, 10 insertions, 4 deletions
diff --git a/memisutf8.c b/memisutf8.c index 96a8b6b..b3d321e 100644 --- a/memisutf8.c +++ b/memisutf8.c @@ -11,6 +11,8 @@ libsimple_memisutf8(const char *string, size_t n, int allow_modified_nul) long int bytes = 0, read_bytes = 0, bits = 0, c, character; size_t i; + character = 0; /* silence false warning from compiler; `character` is set in `if (!read_bytes)` before `else` */ + /* min bits max bits 0....... 0 7 110..... 10...... 8 11 @@ -36,8 +38,10 @@ libsimple_memisutf8(const char *string, size_t n, int allow_modified_nul) return 0; /* Multibyte character. */ - while ((c & 0x80)) - bytes++, c <<= 1; + while ((c & 0x80)) { + bytes++; + c <<= 1; + } read_bytes = 1; character = (c & 0xFF) >> bytes; if (bytes > 6) @@ -59,8 +63,10 @@ libsimple_memisutf8(const char *string, size_t n, int allow_modified_nul) continue; /* Check that the character is not unnecessarily long. */ - while (character) - character >>= 1, bits++; + while (character) { + character >>= 1; + bits++; + } bits = (!bits && bytes == 2 && allow_modified_nul) ? 8 : bits; if (bits < BYTES_TO_MIN_BITS[bytes] || BYTES_TO_MAX_BITS[bytes] < bits) return 0; |