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util.*.c: Add static qualifiers everywhere

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This commit is contained in:
Emmanuel Gil Peyrot 2019-12-01 20:25:20 +01:00
parent 8613dc1739
commit a149dda0e3
6 changed files with 47 additions and 52 deletions
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31
util-src/ringbuffer.c
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@ -15,23 +15,18 @@ typedef struct {
char buffer[];
} ringbuffer;
char readchar(ringbuffer *b) {
b->blen--;
return b->buffer[(b->rpos++) % b->alen];
}
void writechar(ringbuffer *b, char c) {
static void writechar(ringbuffer *b, char c) {
b->blen++;
b->buffer[(b->wpos++) % b->alen] = c;
}
/* make sure position counters stay within the allocation */
void modpos(ringbuffer *b) {
static void modpos(ringbuffer *b) {
b->rpos = b->rpos % b->alen;
b->wpos = b->wpos % b->alen;
}
int find(ringbuffer *b, const char *s, size_t l) {
static int find(ringbuffer *b, const char *s, size_t l) {
size_t i, j;
int m;
@ -64,7 +59,7 @@ int find(ringbuffer *b, const char *s, size_t l) {
* Find first position of a substring in buffer
* (buffer, string) -> number
*/
int rb_find(lua_State *L) {
static int rb_find(lua_State *L) {
size_t l, m;
ringbuffer *b = luaL_checkudata(L, 1, "ringbuffer_mt");
const char *s = luaL_checklstring(L, 2, &l);
@ -82,7 +77,7 @@ int rb_find(lua_State *L) {
* Move read position forward without returning the data
* (buffer, number) -> boolean
*/
int rb_discard(lua_State *L) {
static int rb_discard(lua_State *L) {
ringbuffer *b = luaL_checkudata(L, 1, "ringbuffer_mt");
size_t r = luaL_checkinteger(L, 2);
@ -103,7 +98,7 @@ int rb_discard(lua_State *L) {
* Read bytes from buffer
* (buffer, number, boolean?) -> string
*/
int rb_read(lua_State *L) {
static int rb_read(lua_State *L) {
ringbuffer *b = luaL_checkudata(L, 1, "ringbuffer_mt");
size_t r = luaL_checkinteger(L, 2);
int peek = lua_toboolean(L, 3);
@ -135,7 +130,7 @@ int rb_read(lua_State *L) {
* Read buffer until first occurrence of a substring
* (buffer, string) -> string
*/
int rb_readuntil(lua_State *L) {
static int rb_readuntil(lua_State *L) {
size_t l, m;
ringbuffer *b = luaL_checkudata(L, 1, "ringbuffer_mt");
const char *s = luaL_checklstring(L, 2, &l);
@ -154,7 +149,7 @@ int rb_readuntil(lua_State *L) {
* Write bytes into the buffer
* (buffer, string) -> integer
*/
int rb_write(lua_State *L) {
static int rb_write(lua_State *L) {
size_t l, w = 0;
ringbuffer *b = luaL_checkudata(L, 1, "ringbuffer_mt");
const char *s = luaL_checklstring(L, 2, &l);
@ -177,31 +172,31 @@ int rb_write(lua_State *L) {
return 1;
}
int rb_tostring(lua_State *L) {
static int rb_tostring(lua_State *L) {
ringbuffer *b = luaL_checkudata(L, 1, "ringbuffer_mt");
lua_pushfstring(L, "ringbuffer: %p %d/%d", b, b->blen, b->alen);
return 1;
}
int rb_length(lua_State *L) {
static int rb_length(lua_State *L) {
ringbuffer *b = luaL_checkudata(L, 1, "ringbuffer_mt");
lua_pushinteger(L, b->blen);
return 1;
}
int rb_size(lua_State *L) {
static int rb_size(lua_State *L) {
ringbuffer *b = luaL_checkudata(L, 1, "ringbuffer_mt");
lua_pushinteger(L, b->alen);
return 1;
}
int rb_free(lua_State *L) {
static int rb_free(lua_State *L) {
ringbuffer *b = luaL_checkudata(L, 1, "ringbuffer_mt");
lua_pushinteger(L, b->alen - b->blen);
return 1;
}
int rb_new(lua_State *L) {
static int rb_new(lua_State *L) {
size_t size = luaL_optinteger(L, 1, sysconf(_SC_PAGESIZE));
ringbuffer *b = lua_newuserdata(L, sizeof(ringbuffer) + size);