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Add const to some buffer functions

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This commit is contained in:
Russell Belfer 2013-03-05 11:47:07 -08:00
parent 9952f24e6c
commit ed4f95e5d9
1 changed files with 5 additions and 6 deletions
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11
src/buffer.h
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@ -119,7 +119,7 @@ void git_buf_copy_cstr(char *data, size_t datasize, const git_buf *buf);
#define git_buf_PUTS(buf, str) git_buf_put(buf, str, sizeof(str) - 1) #define git_buf_PUTS(buf, str) git_buf_put(buf, str, sizeof(str) - 1)
GIT_INLINE(ssize_t) git_buf_rfind_next(git_buf *buf, char ch) GIT_INLINE(ssize_t) git_buf_rfind_next(const git_buf *buf, char ch)
{ {
ssize_t idx = (ssize_t)buf->size - 1; ssize_t idx = (ssize_t)buf->size - 1;
while (idx >= 0 && buf->ptr[idx] == ch) idx--; while (idx >= 0 && buf->ptr[idx] == ch) idx--;
@ -127,18 +127,17 @@ GIT_INLINE(ssize_t) git_buf_rfind_next(git_buf *buf, char ch)
return idx; return idx;
} }
GIT_INLINE(ssize_t) git_buf_rfind(git_buf *buf, char ch) GIT_INLINE(ssize_t) git_buf_rfind(const git_buf *buf, char ch)
{ {
ssize_t idx = (ssize_t)buf->size - 1; ssize_t idx = (ssize_t)buf->size - 1;
while (idx >= 0 && buf->ptr[idx] != ch) idx--; while (idx >= 0 && buf->ptr[idx] != ch) idx--;
return idx; return idx;
} }
GIT_INLINE(ssize_t) git_buf_find(git_buf *buf, char ch) GIT_INLINE(ssize_t) git_buf_find(const git_buf *buf, char ch)
{ {
size_t idx = 0; void *found = memchr(buf->ptr, ch, buf->size);
while (idx < buf->size && buf->ptr[idx] != ch) idx++; return found ? (ssize_t)((const char *)found - buf->ptr) : -1;
return (idx == buf->size) ? -1 : (ssize_t)idx;
} }
/* Remove whitespace from the end of the buffer */ /* Remove whitespace from the end of the buffer */