Fix spelling and wording of comments.
This commit is contained in:
Eli Zaretskii
parent
da2cfeef7a
commit
18a2979dce
1 changed files with 26 additions and 27 deletions
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@ -101,14 +101,14 @@ extern char unibyte_has_multibyte_table[256];
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} while (0)
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/* If C is not ASCII, make it multibyte. It assumes C < 256. */
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/* If C is not ASCII, make it multibyte. Assumes C < 256. */
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#define MAKE_CHAR_MULTIBYTE(c) \
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(eassert ((c) >= 0 && (c) < 256), (c) = unibyte_to_multibyte_table[(c)])
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/* This is the maximum byte length of multibyte form. */
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#define MAX_MULTIBYTE_LENGTH 5
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/* Return a Lisp character whose character code is C. It assumes C is
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/* Return a Lisp character whose character code is C. Assumes C is
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a valid character code. */
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#define make_char(c) make_number (c)
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@ -118,8 +118,7 @@ extern char unibyte_has_multibyte_table[256];
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/* Nonzero iff X is a character. */
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#define CHARACTERP(x) (NATNUMP (x) && XFASTINT (x) <= MAX_CHAR)
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/* Nonzero iff C is valid as a character code. GENERICP is not used
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now. */
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/* Nonzero iff C is valid as a character code. GENERICP is not used. */
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#define CHAR_VALID_P(c, genericp) ((unsigned) (c) <= MAX_CHAR)
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/* Check if Lisp object X is a character or not. */
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@ -200,9 +199,9 @@ extern char unibyte_has_multibyte_table[256];
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2)
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/* Store multibyte form of the character C in P. The caller should
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allocate at least MAX_MULTIBYTE_LENGTH bytes area at P in advance.
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And, advance P to the end of the multibyte form. */
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/* Store multibyte form of the character C in P and advance P to the
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end of the multibyte form. The caller should allocate at least
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MAX_MULTIBYTE_LENGTH bytes area at P in advance. */
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#define CHAR_STRING_ADVANCE(c, p) \
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do { \
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@ -233,8 +232,8 @@ extern char unibyte_has_multibyte_table[256];
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(ASCII_BYTE_P (byte) || LEADING_CODE_P (byte)) */
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#define CHAR_HEAD_P(byte) (((byte) & 0xC0) != 0x80)
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/* Just kept for backward compatibility. This macro will be removed
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in the future. */
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/* Kept for backward compatibility. This macro will be removed in the
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future. */
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#define BASE_LEADING_CODE_P LEADING_CODE_P
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/* How many bytes a character that starts with BYTE occupies in a
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@ -265,7 +264,7 @@ extern char unibyte_has_multibyte_table[256];
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(bytes) = BYTES_BY_CHAR_HEAD (*(str))
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/* The byte length of multibyte form at unibyte string P ending at
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PEND. If STR doesn't point a valid multibyte form, return 0. */
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PEND. If STR doesn't point to a valid multibyte form, return 0. */
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#define MULTIBYTE_LENGTH(p, pend) \
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(p >= pend ? 0 \
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@ -281,7 +280,7 @@ extern char unibyte_has_multibyte_table[256];
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: 0)
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/* Like MULTIBYTE_LENGTH but don't check the ending address. */
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/* Like MULTIBYTE_LENGTH, but don't check the ending address. */
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#define MULTIBYTE_LENGTH_NO_CHECK(p) \
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(!((p)[0] & 0x80) ? 1 \
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@ -295,8 +294,8 @@ extern char unibyte_has_multibyte_table[256];
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: (p)[0] == 0xF8 && ((p)[1] & 0xF0) == 0x80 ? 5 \
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: 0)
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/* If P is before LIMIT, advance P to the next character boundary. It
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assumes that P is already at a character boundary of the sane
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/* If P is before LIMIT, advance P to the next character boundary.
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Assumes that P is already at a character boundary of the same
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mulitbyte form whose end address is LIMIT. */
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#define NEXT_CHAR_BOUNDARY(p, limit) \
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@ -307,7 +306,7 @@ extern char unibyte_has_multibyte_table[256];
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/* If P is after LIMIT, advance P to the previous character boundary.
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It assumes that P is already at a character boundary of the sane
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Assumes that P is already at a character boundary of the same
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mulitbyte form whose beginning address is LIMIT. */
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#define PREV_CHAR_BOUNDARY(p, limit) \
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@ -340,7 +339,7 @@ extern char unibyte_has_multibyte_table[256];
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: string_char ((p), NULL, NULL))
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/* Like STRING_CHAR but set ACTUAL_LEN to the length of multibyte
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/* Like STRING_CHAR, but set ACTUAL_LEN to the length of multibyte
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form. The argument LEN is ignored. It will be removed in the
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future. */
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@ -360,7 +359,7 @@ extern char unibyte_has_multibyte_table[256];
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: string_char ((p), NULL, &actual_len))
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/* Like STRING_CHAR but advance P to the end of multibyte form. */
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/* Like STRING_CHAR, but advance P to the end of multibyte form. */
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#define STRING_CHAR_ADVANCE(p) \
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(!((p)[0] & 0x80) \
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@ -405,8 +404,8 @@ extern char unibyte_has_multibyte_table[256];
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} \
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while (0)
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/* Like FETCH_STRING_CHAR_ADVANCE but return a multibyte character eve
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if STRING is unibyte. */
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/* Like FETCH_STRING_CHAR_ADVANCE, but return a multibyte character
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even if STRING is unibyte. */
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#define FETCH_STRING_CHAR_AS_MULTIBYTE_ADVANCE(OUTPUT, STRING, CHARIDX, BYTEIDX) \
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do \
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@ -430,7 +429,7 @@ extern char unibyte_has_multibyte_table[256];
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while (0)
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/* Like FETCH_STRING_CHAR_ADVANCE but assumes STRING is multibyte. */
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/* Like FETCH_STRING_CHAR_ADVANCE, but assumes STRING is multibyte. */
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#define FETCH_STRING_CHAR_ADVANCE_NO_CHECK(OUTPUT, STRING, CHARIDX, BYTEIDX) \
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do \
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@ -445,7 +444,7 @@ extern char unibyte_has_multibyte_table[256];
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while (0)
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/* Like FETCH_STRING_CHAR_ADVANCE but fetch character from the current
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/* Like FETCH_STRING_CHAR_ADVANCE, but fetch character from the current
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buffer. */
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#define FETCH_CHAR_ADVANCE(OUTPUT, CHARIDX, BYTEIDX) \
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@ -469,7 +468,7 @@ extern char unibyte_has_multibyte_table[256];
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while (0)
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/* Like FETCH_CHAR_ADVANCE but assumes the current buffer is multibyte. */
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/* Like FETCH_CHAR_ADVANCE, but assumes the current buffer is multibyte. */
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#define FETCH_CHAR_ADVANCE_NO_CHECK(OUTPUT, CHARIDX, BYTEIDX) \
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do \
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@ -484,7 +483,7 @@ extern char unibyte_has_multibyte_table[256];
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while (0)
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/* Increase the buffer byte position POS_BYTE of the current buffer to
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/* Increment the buffer byte position POS_BYTE of the current buffer to
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the next character boundary. No range checking of POS. */
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#define INC_POS(pos_byte) \
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@ -494,7 +493,7 @@ extern char unibyte_has_multibyte_table[256];
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} while (0)
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/* Decrease the buffer byte position POS_BYTE of the current buffer to
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/* Decrement the buffer byte position POS_BYTE of the current buffer to
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the previous character boundary. No range checking of POS. */
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#define DEC_POS(pos_byte) \
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@ -541,7 +540,7 @@ extern char unibyte_has_multibyte_table[256];
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while (0)
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/* Increase the buffer byte position POS_BYTE of the current buffer to
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/* Increment the buffer byte position POS_BYTE of the current buffer to
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the next character boundary. This macro relies on the fact that
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*GPT_ADDR and *Z_ADDR are always accessible and the values are
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'\0'. No range checking of POS_BYTE. */
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@ -553,7 +552,7 @@ extern char unibyte_has_multibyte_table[256];
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} while (0)
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/* Decrease the buffer byte position POS_BYTE of the current buffer to
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/* Decrement the buffer byte position POS_BYTE of the current buffer to
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the previous character boundary. No range checking of POS_BYTE. */
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#define BUF_DEC_POS(buf, pos_byte) \
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@ -598,7 +597,7 @@ extern char unibyte_has_multibyte_table[256];
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/* Return the width of ASCII character C. The width is measured by
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how many columns occupied on the screen when displayed in the
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how many columns C will occupy on the screen when displayed in the
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current buffer. */
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#define ASCII_CHAR_WIDTH(c) \
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@ -611,7 +610,7 @@ extern char unibyte_has_multibyte_table[256];
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: ((NILP (current_buffer->ctl_arrow) ? 4 : 2))))
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/* Return the width of character C. The width is measured by how many
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columns occupied on the screen when displayed in the current
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columns C will occupy on the screen when displayed in the current
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buffer. */
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#define CHAR_WIDTH(c) \
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