Satisfy compiler warnings

sundown/autolink.c

@@ -70,6 +70,8 @@ autolink_delim(uint8_t *data, size_t link_end, size_t max_rewind, size_t size)
 {
 	uint8_t cclose, copen = 0;
 	size_t i;
+	(void)max_rewind;
+	(void)size;
 
 	for (i = 0; i < link_end; ++i)
 		if (data[i] == '<') {
@@ -184,6 +186,7 @@ sd_autolink__www(
 	size_t size,
 	unsigned int flags)
 {
+	(void)flags;
 	size_t link_end;
 
 	if (max_rewind > 0 && !ispunct(data[-1]) && !isspace(data[-1]))
@@ -222,6 +225,7 @@ sd_autolink__email(
 {
 	size_t link_end, rewind;
 	int nb = 0, np = 0;
+	(void)flags;
 
 	for (rewind = 0; rewind < max_rewind; ++rewind) {
 		uint8_t c = data[-rewind - 1];
@@ -321,11 +325,12 @@ sd_autolink__zet(
 	size_t size,
 	unsigned int flags)
 {
-	size_t link_end, rewind = 0, domain_len;
+	size_t link_end, rewind = 0;
+	(void)flags;
 
-	static const char sigil_size = sizeof("§")-1;
+	static const size_t sigil_size = sizeof("§")-1;
 
-	if (size < sigil_size || strncmp(data, "§", sigil_size))
+	if (size < sigil_size || strncmp((char *)data, "§", sigil_size))
 		return 0;
 
 	while (rewind < max_rewind && isalpha(data[-rewind - 1]))
@@ -354,8 +359,10 @@ sd_autolink__ssb(
 	size_t size,
 	unsigned int flags)
 {
-	size_t link_end = 1, rewind = 0, domain_len;
+	size_t link_end = 1, rewind = 0;
 	char sigil = data[0];
+	(void)flags;
+	(void)max_rewind;
 
 	if (sigil == '#') {
 		while (link_end < size && isdigit(data[link_end]))

sundown/markdown.c

@@ -639,6 +639,7 @@ char_emphasis(struct buf *ob, struct sd_markdown *rndr, uint8_t *data, size_t of
 static size_t
 char_linebreak(struct buf *ob, struct sd_markdown *rndr, uint8_t *data, size_t offset, size_t size)
 {
+	(void)data, (void)offset, (void)size;
 	/* removing the last space from ob and rendering */
 	while (ob->size && ob->data[ob->size - 1] == ' ')
 		ob->size--;
@@ -652,6 +653,7 @@ static size_t
 char_codespan(struct buf *ob, struct sd_markdown *rndr, uint8_t *data, size_t offset, size_t size)
 {
 	size_t end, nb = 0, i, f_begin, f_end;
+	(void)offset;
 
 	/* counting the number of backticks in the delimiter */
 	while (nb < size && data[nb] == '`')
@@ -696,6 +698,7 @@ char_escape(struct buf *ob, struct sd_markdown *rndr, uint8_t *data, size_t offs
 {
 	static const char *escape_chars = "\\`*_{}[]()#+-.!:|&<>^~";
 	struct buf work = { 0, 0, 0, 0 };
+	(void)offset;
 
 	if (size > 1) {
 		if (strchr(escape_chars, data[1]) == NULL)
@@ -721,6 +724,7 @@ char_entity(struct buf *ob, struct sd_markdown *rndr, uint8_t *data, size_t offs
 {
 	size_t end = 1;
 	struct buf work = { 0, 0, 0, 0 };
+	(void)offset;
 
 	if (end < size && data[end] == '#')
 		end++;
@@ -751,6 +755,7 @@ char_langle_tag(struct buf *ob, struct sd_markdown *rndr, uint8_t *data, size_t
 	size_t end = tag_length(data, size, &altype);
 	struct buf work = { data, end, 0, 0 };
 	int ret = 0;
+	(void)offset;
 
 	if (end > 2) {
 		if (rndr->cb.autolink && altype != MKDA_NOT_AUTOLINK) {
@@ -1133,6 +1138,7 @@ char_superscript(struct buf *ob, struct sd_markdown *rndr, uint8_t *data, size_t
 {
 	size_t sup_start, sup_len;
 	struct buf *sup;
+	(void)offset;
 
 	if (!rndr->cb.superscript)
 		return 0;
@@ -1886,6 +1892,7 @@ htmlblock_end_tag(
 	size_t size)
 {
 	size_t i, w;
+	(void)rndr;
 
 	/* checking if tag is a match */
 	if (tag_len + 3 >= size ||
@@ -2513,7 +2520,7 @@ void
 sd_markdown_render(struct buf *ob, const uint8_t *document, size_t doc_size, struct sd_markdown *md)
 {
 #define MARKDOWN_GROW(x) ((x) + ((x) >> 1))
-	static const char UTF8_BOM[] = {0xEF, 0xBB, 0xBF};
+	static const unsigned char UTF8_BOM[] = {0xEF, 0xBB, 0xBF};
 
 	struct buf *text;
 	size_t beg, end;

zet.dpi.c

@@ -970,7 +970,7 @@ static int save_part(struct http_request *req, int note_fd) {
 	if (req->add_new_id) {
 		char id[72] = "\n§";
 		generate_id(id + 1 + sigil_size);
-		rc |= write_all(note_fd, id, strlen(id));
+		rc |= write_all(note_fd, (unsigned char *)id, strlen(id));
 	}
 	rc |= close(note_fd);
 	free(req->full_data);