commit 62e7175fe5b2d7bebf16d39d334a645ec4361f83
parent 59952de9863572fbca88c3f9f1292709d381407b
Author: Laslo Hunhold <dev@frign.de>
Date:   Sat, 18 Dec 2021 13:43:58 +0100
Rename GRAPHEME_INVALID_CODE_POINT to GRAPHEME_CODEPOINT_INVALID
Now that the underline is gone by convention in this codebase, the
new ordering is much easier to read. It also conveys that this define
is a codepoint.
Signed-off-by: Laslo Hunhold <dev@frign.de>
Diffstat:
5 files changed, 33 insertions(+), 33 deletions(-)
diff --git a/grapheme.h b/grapheme.h
@@ -17,7 +17,7 @@ typedef struct grapheme_internal_segmentation_state {
 	uint_least16_t flags;
 } GRAPHEME_STATE;
 
-#define GRAPHEME_INVALID_CODE_POINT UINT32_C(0xFFFD)
+#define GRAPHEME_CODEPOINT_INVALID UINT32_C(0xFFFD)
 
 size_t grapheme_character_nextbreak(const char *);
 
diff --git a/man/grapheme_utf8_decode.3 b/man/grapheme_utf8_decode.3
@@ -18,7 +18,7 @@ of length
 If the UTF-8-sequence is invalid (overlong encoding, unexpected byte,
 string ends unexpectedly, empty string, etc.) the decoding is stopped
 at the last processed byte and the decoded codepoint set to
-.Dv GRAPHEME_INVALID_CODE_POINT.
+.Dv GRAPHEME_CODEPOINT_INVALID.
 .Pp
 If
 .Va cp
diff --git a/src/character.c b/src/character.c
@@ -203,7 +203,7 @@ grapheme_character_nextbreak(const char *str)
 
 	/* get first codepoint */
 	len += grapheme_utf8_decode(str, (size_t)-1, &cp0);
-	if (cp0 == GRAPHEME_INVALID_CODE_POINT) {
+	if (cp0 == GRAPHEME_CODEPOINT_INVALID) {
 		return len;
 	}
 
@@ -211,7 +211,7 @@ grapheme_character_nextbreak(const char *str)
 		/* get next codepoint */
 		ret = grapheme_utf8_decode(str + len, (size_t)-1, &cp1);
 
-		if (cp1 == GRAPHEME_INVALID_CODE_POINT ||
+		if (cp1 == GRAPHEME_CODEPOINT_INVALID ||
 		    grapheme_character_isbreak(cp0, cp1, &state)) {
 			/* we read an invalid cp or have a breakpoint */
 			break;
diff --git a/src/utf8.c b/src/utf8.c
@@ -54,7 +54,7 @@ grapheme_utf8_decode(const char *s, size_t n, uint_least32_t *cp)
 
 	if (s == NULL || n == 0) {
 		/* a sequence must be at least 1 byte long */
-		*cp = GRAPHEME_INVALID_CODE_POINT;
+		*cp = GRAPHEME_CODEPOINT_INVALID;
 		return 0;
 	}
 
@@ -79,14 +79,14 @@ grapheme_utf8_decode(const char *s, size_t n, uint_least32_t *cp)
 		 * this also includes the cases where bits higher than
 		 * the 8th are set on systems with CHAR_BIT > 8
 		 */
-		*cp = GRAPHEME_INVALID_CODE_POINT;
+		*cp = GRAPHEME_CODEPOINT_INVALID;
 		return 1;
 	}
 	if (1 + off > n) {
 		/*
 		 * input is not long enough, set cp as invalid
 		 */
-		*cp = GRAPHEME_INVALID_CODE_POINT;
+		*cp = GRAPHEME_CODEPOINT_INVALID;
 
 		/*
 		 * count the following continuation bytes, but nothing
@@ -125,7 +125,7 @@ grapheme_utf8_decode(const char *s, size_t n, uint_least32_t *cp)
 			 * higher than the 8th are set on systems
 			 * with CHAR_BIT > 8
 			 */
-			*cp = GRAPHEME_INVALID_CODE_POINT;
+			*cp = GRAPHEME_CODEPOINT_INVALID;
 			return 1 + (i - 1);
 		}
 		/*
@@ -144,7 +144,7 @@ grapheme_utf8_decode(const char *s, size_t n, uint_least32_t *cp)
 		 * not representable in UTF-16 (>0x10FFFF) (RFC-3629
 		 * specifies the latter two conditions)
 		 */
-		*cp = GRAPHEME_INVALID_CODE_POINT;
+		*cp = GRAPHEME_CODEPOINT_INVALID;
 	}
 
 	return 1 + off;
@@ -162,7 +162,7 @@ grapheme_utf8_encode(uint_least32_t cp, char *s, size_t n)
 		 * (0xD800..0xDFFF) or not representable in UTF-16
 		 * (>0x10FFFF), which RFC-3629 deems invalid for UTF-8.
 		 */
-		cp = GRAPHEME_INVALID_CODE_POINT;
+		cp = GRAPHEME_CODEPOINT_INVALID;
 	}
 
 	/* determine necessary sequence type */
diff --git a/test/utf8-decode.c b/test/utf8-decode.c
@@ -21,7 +21,7 @@ static const struct {
 		.arr     = NULL,
 		.len     = 0,
 		.exp_len = 0,
-		.exp_cp  = GRAPHEME_INVALID_CODE_POINT,
+		.exp_cp  = GRAPHEME_CODEPOINT_INVALID,
 	},
 	{
 		/* invalid lead byte
@@ -31,7 +31,7 @@ static const struct {
 		.arr     = (char *)(unsigned char[]){ 0xFD },
 		.len     = 1,
 		.exp_len = 1,
-		.exp_cp  = GRAPHEME_INVALID_CODE_POINT,
+		.exp_cp  = GRAPHEME_CODEPOINT_INVALID,
 	},
 	{
 		/* valid 1-byte sequence
@@ -61,7 +61,7 @@ static const struct {
 		.arr     = (char *)(unsigned char[]){ 0xC3 },
 		.len     = 1,
 		.exp_len = 2,
-		.exp_cp  = GRAPHEME_INVALID_CODE_POINT,
+		.exp_cp  = GRAPHEME_CODEPOINT_INVALID,
 	},
 	{
 		/* invalid 2-byte sequence (second byte malformed)
@@ -71,7 +71,7 @@ static const struct {
 		.arr     = (char *)(unsigned char[]){ 0xC3, 0xFF },
 		.len     = 2,
 		.exp_len = 1,
-		.exp_cp  = GRAPHEME_INVALID_CODE_POINT,
+		.exp_cp  = GRAPHEME_CODEPOINT_INVALID,
 	},
 	{
 		/* invalid 2-byte sequence (overlong encoded)
@@ -81,7 +81,7 @@ static const struct {
 		.arr     = (char *)(unsigned char[]){ 0xC1, 0xBF },
 		.len     = 2,
 		.exp_len = 2,
-		.exp_cp  = GRAPHEME_INVALID_CODE_POINT,
+		.exp_cp  = GRAPHEME_CODEPOINT_INVALID,
 	},
 	{
 		/* valid 3-byte sequence
@@ -101,7 +101,7 @@ static const struct {
 		.arr     = (char *)(unsigned char[]){ 0xE0 },
 		.len     = 1,
 		.exp_len = 3,
-		.exp_cp  = GRAPHEME_INVALID_CODE_POINT,
+		.exp_cp  = GRAPHEME_CODEPOINT_INVALID,
 	},
 	{
 		/* invalid 3-byte sequence (second byte malformed)
@@ -111,7 +111,7 @@ static const struct {
 		.arr     = (char *)(unsigned char[]){ 0xE0, 0x7F, 0xBF },
 		.len     = 3,
 		.exp_len = 1,
-		.exp_cp  = GRAPHEME_INVALID_CODE_POINT,
+		.exp_cp  = GRAPHEME_CODEPOINT_INVALID,
 	},
 	{
 		/* invalid 3-byte sequence (short string, second byte malformed)
@@ -121,7 +121,7 @@ static const struct {
 		.arr     = (char *)(unsigned char[]){ 0xE0, 0x7F },
 		.len     = 2,
 		.exp_len = 1,
-		.exp_cp  = GRAPHEME_INVALID_CODE_POINT,
+		.exp_cp  = GRAPHEME_CODEPOINT_INVALID,
 	},
 	{
 		/* invalid 3-byte sequence (third byte missing)
@@ -131,7 +131,7 @@ static const struct {
 		.arr     = (char *)(unsigned char[]){ 0xE0, 0xBF },
 		.len     = 2,
 		.exp_len = 3,
-		.exp_cp  = GRAPHEME_INVALID_CODE_POINT,
+		.exp_cp  = GRAPHEME_CODEPOINT_INVALID,
 	},
 	{
 		/* invalid 3-byte sequence (third byte malformed)
@@ -141,7 +141,7 @@ static const struct {
 		.arr     = (char *)(unsigned char[]){ 0xE0, 0xBF, 0x7F },
 		.len     = 3,
 		.exp_len = 2,
-		.exp_cp  = GRAPHEME_INVALID_CODE_POINT,
+		.exp_cp  = GRAPHEME_CODEPOINT_INVALID,
 	},
 	{
 		/* invalid 3-byte sequence (overlong encoded)
@@ -151,7 +151,7 @@ static const struct {
 		.arr     = (char *)(unsigned char[]){ 0xE0, 0x9F, 0xBF },
 		.len     = 3,
 		.exp_len = 3,
-		.exp_cp  = GRAPHEME_INVALID_CODE_POINT,
+		.exp_cp  = GRAPHEME_CODEPOINT_INVALID,
 	},
 	{
 		/* invalid 3-byte sequence (UTF-16 surrogate half)
@@ -161,7 +161,7 @@ static const struct {
 		.arr     = (char *)(unsigned char[]){ 0xED, 0xA0, 0x80 },
 		.len     = 3,
 		.exp_len = 3,
-		.exp_cp  = GRAPHEME_INVALID_CODE_POINT,
+		.exp_cp  = GRAPHEME_CODEPOINT_INVALID,
 	},
 	{
 		/* valid 4-byte sequence
@@ -181,7 +181,7 @@ static const struct {
 		.arr     = (char *)(unsigned char[]){ 0xF3 },
 		.len     = 1,
 		.exp_len = 4,
-		.exp_cp  = GRAPHEME_INVALID_CODE_POINT,
+		.exp_cp  = GRAPHEME_CODEPOINT_INVALID,
 	},
 	{
 		/* invalid 4-byte sequence (second byte malformed)
@@ -191,7 +191,7 @@ static const struct {
 		.arr     = (char *)(unsigned char[]){ 0xF3, 0x7F, 0xBF, 0xBF },
 		.len     = 4,
 		.exp_len = 1,
-		.exp_cp  = GRAPHEME_INVALID_CODE_POINT,
+		.exp_cp  = GRAPHEME_CODEPOINT_INVALID,
 	},
 	{
 		/* invalid 4-byte sequence (short string 1, second byte malformed)
@@ -201,7 +201,7 @@ static const struct {
 		.arr     = (char *)(unsigned char[]){ 0xF3, 0x7F },
 		.len     = 2,
 		.exp_len = 1,
-		.exp_cp  = GRAPHEME_INVALID_CODE_POINT,
+		.exp_cp  = GRAPHEME_CODEPOINT_INVALID,
 	},
 	{
 		/* invalid 4-byte sequence (short string 2, second byte malformed)
@@ -211,7 +211,7 @@ static const struct {
 		.arr     = (char *)(unsigned char[]){ 0xF3, 0x7F, 0xBF },
 		.len     = 3,
 		.exp_len = 1,
-		.exp_cp  = GRAPHEME_INVALID_CODE_POINT,
+		.exp_cp  = GRAPHEME_CODEPOINT_INVALID,
 	},
 
 	{
@@ -222,7 +222,7 @@ static const struct {
 		.arr     = (char *)(unsigned char[]){ 0xF3, 0xBF },
 		.len     = 2,
 		.exp_len = 4,
-		.exp_cp  = GRAPHEME_INVALID_CODE_POINT,
+		.exp_cp  = GRAPHEME_CODEPOINT_INVALID,
 	},
 	{
 		/* invalid 4-byte sequence (third byte malformed)
@@ -232,7 +232,7 @@ static const struct {
 		.arr     = (char *)(unsigned char[]){ 0xF3, 0xBF, 0x7F, 0xBF },
 		.len     = 4,
 		.exp_len = 2,
-		.exp_cp  = GRAPHEME_INVALID_CODE_POINT,
+		.exp_cp  = GRAPHEME_CODEPOINT_INVALID,
 	},
 	{
 		/* invalid 4-byte sequence (short string, third byte malformed)
@@ -242,7 +242,7 @@ static const struct {
 		.arr     = (char *)(unsigned char[]){ 0xF3, 0xBF, 0x7F },
 		.len     = 3,
 		.exp_len = 2,
-		.exp_cp  = GRAPHEME_INVALID_CODE_POINT,
+		.exp_cp  = GRAPHEME_CODEPOINT_INVALID,
 	},
 	{
 		/* invalid 4-byte sequence (fourth byte missing)
@@ -252,7 +252,7 @@ static const struct {
 		.arr     = (char *)(unsigned char[]){ 0xF3, 0xBF, 0xBF },
 		.len     = 3,
 		.exp_len = 4,
-		.exp_cp  = GRAPHEME_INVALID_CODE_POINT,
+		.exp_cp  = GRAPHEME_CODEPOINT_INVALID,
 	},
 	{
 		/* invalid 4-byte sequence (fourth byte malformed)
@@ -262,7 +262,7 @@ static const struct {
 		.arr     = (char *)(unsigned char[]){ 0xF3, 0xBF, 0xBF, 0x7F },
 		.len     = 4,
 		.exp_len = 3,
-		.exp_cp  = GRAPHEME_INVALID_CODE_POINT,
+		.exp_cp  = GRAPHEME_CODEPOINT_INVALID,
 	},
 	{
 		/* invalid 4-byte sequence (overlong encoded)
@@ -272,7 +272,7 @@ static const struct {
 		.arr     = (char *)(unsigned char[]){ 0xF0, 0x80, 0x81, 0xBF },
 		.len     = 4,
 		.exp_len = 4,
-		.exp_cp  = GRAPHEME_INVALID_CODE_POINT,
+		.exp_cp  = GRAPHEME_CODEPOINT_INVALID,
 	},
 	{
 		/* invalid 4-byte sequence (UTF-16-unrepresentable)
@@ -282,7 +282,7 @@ static const struct {
 		.arr     = (char *)(unsigned char[]){ 0xF4, 0x90, 0x80, 0x80 },
 		.len     = 4,
 		.exp_len = 4,
-		.exp_cp  = GRAPHEME_INVALID_CODE_POINT,
+		.exp_cp  = GRAPHEME_CODEPOINT_INVALID,
 	},
 };