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-rw-r--r--fontconfig/doc/fcstring.fncs488
1 files changed, 244 insertions, 244 deletions
diff --git a/fontconfig/doc/fcstring.fncs b/fontconfig/doc/fcstring.fncs
index 0412bbd1a..f30549308 100644
--- a/fontconfig/doc/fcstring.fncs
+++ b/fontconfig/doc/fcstring.fncs
@@ -1,244 +1,244 @@
-/*
- * fontconfig/doc/fcstring.fncs
- *
- * Copyright © 2003 Keith Packard
- *
- * Permission to use, copy, modify, distribute, and sell this software and its
- * documentation for any purpose is hereby granted without fee, provided that
- * the above copyright notice appear in all copies and that both that
- * copyright notice and this permission notice appear in supporting
- * documentation, and that the name of the author(s) not be used in
- * advertising or publicity pertaining to distribution of the software without
- * specific, written prior permission. The authors make no
- * representations about the suitability of this software for any purpose. It
- * is provided "as is" without express or implied warranty.
- *
- * THE AUTHOR(S) DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
- * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
- * EVENT SHALL THE AUTHOR(S) BE LIABLE FOR ANY SPECIAL, INDIRECT OR
- * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
- * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
- * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
- * PERFORMANCE OF THIS SOFTWARE.
- */
- <variablelist>
-
-@RET@ int
-@FUNC@ FcUtf8ToUcs4
-@TYPE1@ FcChar8 * @ARG1@ src
-@TYPE2@ FcChar32 * @ARG2@ dst
-@TYPE3@ int% @ARG3@ len
-@PURPOSE@ convert UTF-8 to UCS4
-@DESC@
-Converts the next Unicode char from <parameter>src</parameter> into
-<parameter>dst</parameter> and returns the number of bytes containing the
-char. <parameter>src</parameter> must be at least
-<parameter>len</parameter> bytes long.
-@@
-
-@RET@ int
-@FUNC@ FcUcs4ToUtf8
-@TYPE1@ FcChar32% @ARG1@ src
-@TYPE2@ FcChar8% @ARG2@ dst[FC_UTF8_MAX_LEN]
-@PURPOSE@ convert UCS4 to UTF-8
-@DESC@
-Converts the Unicode char from <parameter>src</parameter> into
-<parameter>dst</parameter> and returns the number of bytes needed to encode
-the char.
-@@
-
-@RET@ FcBool
-@FUNC@ FcUtf8Len
-@TYPE1@ FcChar8 * @ARG1@ src
-@TYPE2@ int% @ARG2@ len
-@TYPE3@ int * @ARG3@ nchar
-@TYPE4@ int * @ARG4@ wchar
-@PURPOSE@ count UTF-8 encoded chars
-@DESC@
-Counts the number of Unicode chars in <parameter>len</parameter> bytes of
-<parameter>src</parameter>. Places that count in
-<parameter>nchar</parameter>. <parameter>wchar</parameter> contains 1, 2 or
-4 depending on the number of bytes needed to hold the largest Unicode char
-counted. The return value indicates whether <parameter>src</parameter> is a
-well-formed UTF8 string.
-@@
-
-@RET@ int
-@FUNC@ FcUtf16ToUcs4
-@TYPE1@ FcChar8 * @ARG1@ src
-@TYPE2@ FcEndian% @ARG2@ endian
-@TYPE3@ FcChar32 * @ARG3@ dst
-@TYPE4@ int% @ARG4@ len
-@PURPOSE@ convert UTF-16 to UCS4
-@DESC@
-Converts the next Unicode char from <parameter>src</parameter> into
-<parameter>dst</parameter> and returns the number of bytes containing the
-char. <parameter>src</parameter> must be at least <parameter>len</parameter>
-bytes long. Bytes of <parameter>src</parameter> are combined into 16-bit
-units according to <parameter>endian</parameter>.
-@@
-
-@RET@ FcBool
-@FUNC@ FcUtf16Len
-@TYPE1@ FcChar8 * @ARG1@ src
-@TYPE2@ FcEndian% @ARG2@ endian
-@TYPE3@ int% @ARG3@ len
-@TYPE4@ int * @ARG4@ nchar
-@TYPE5@ int * @ARG5@ wchar
-@PURPOSE@ count UTF-16 encoded chars
-@DESC@
-Counts the number of Unicode chars in <parameter>len</parameter> bytes of
-<parameter>src</parameter>. Bytes of <parameter>src</parameter> are
-combined into 16-bit units according to <parameter>endian</parameter>.
-Places that count in <parameter>nchar</parameter>.
-<parameter>wchar</parameter> contains 1, 2 or 4 depending on the number of
-bytes needed to hold the largest Unicode char counted. The return value
-indicates whether <parameter>string</parameter> is a well-formed UTF16
-string.
-@@
-
-@RET@ FcBool
-@FUNC@ FcIsLower
-@TYPE1@ FcChar8 @ARG1@ c
-@PURPOSE@ check for lower case ASCII character
-@DESC@
-This macro checks whether <parameter>c</parameter> is an lower case ASCII
-letter.
-@@
-
-@RET@ FcBool
-@FUNC@ FcIsUpper
-@TYPE1@ FcChar8 @ARG1@ c
-@PURPOSE@ check for upper case ASCII character
-@DESC@
-This macro checks whether <parameter>c</parameter> is a upper case ASCII
-letter.
-@@
-
-@RET@ FcChar8
-@FUNC@ FcToLower
-@TYPE1@ FcChar8 @ARG1@ c
-@PURPOSE@ convert upper case ASCII to lower case
-@DESC@
-This macro converts upper case ASCII <parameter>c</parameter> to the
-equivalent lower case letter.
-@@
-
-@RET@ FcChar8 *
-@FUNC@ FcStrCopy
-@TYPE1@ const FcChar8 * @ARG1@ s
-@PURPOSE@ duplicate a string
-@DESC@
-Allocates memory, copies <parameter>s</parameter> and returns the resulting
-buffer. Yes, this is <function>strdup</function>, but that function isn't
-available on every platform.
-@@
-
-@RET@ FcChar8 *
-@FUNC@ FcStrDowncase
-@TYPE1@ const FcChar8 * @ARG1@ s
-@PURPOSE@ create a lower case translation of a string
-@DESC@
-Allocates memory, copies <parameter>s</parameter>, converting upper case
-letters to lower case and returns the allocated buffer.
-@@
-
-@RET@ FcChar8 *
-@FUNC@ FcStrCopyFilename
-@TYPE1@ const FcChar8 * @ARG1@ s
-@PURPOSE@ create a complete path from a filename
-@DESC@
-<function>FcStrCopyFilename</function> constructs an absolute pathname from
-<parameter>s</parameter>. It converts any leading '~' characters in
-to the value of the HOME environment variable, and any relative paths are
-converted to absolute paths using the current working directory. Sequences
-of '/' characters are converted to a single '/', and names containing the
-current directory '.' or parent directory '..' are correctly reconstructed.
-Returns NULL if '~' is the leading character and HOME is unset or disabled
-(see <function>FcConfigEnableHome</function>).
-@@
-
-@RET@ int
-@FUNC@ FcStrCmp
-@TYPE1@ const FcChar8 * @ARG1@ s1
-@TYPE2@ const FcChar8 * @ARG2@ s2
-@PURPOSE@ compare UTF-8 strings
-@DESC@
-Returns the usual &lt;0, 0, &gt;0 result of comparing
-<parameter>s1</parameter> and <parameter>s2</parameter>.
-@@
-
-@RET@ int
-@FUNC@ FcStrCmpIgnoreCase
-@TYPE1@ const FcChar8 * @ARG1@ s1
-@TYPE2@ const FcChar8 * @ARG2@ s2
-@PURPOSE@ compare UTF-8 strings ignoring case
-@DESC@
-Returns the usual &lt;0, 0, &gt;0 result of comparing
-<parameter>s1</parameter> and <parameter>s2</parameter>. This test is
-case-insensitive for all proper UTF-8 encoded strings.
-@@
-
-@RET@ FcChar8 *
-@FUNC@ FcStrStr
-@TYPE1@ const FcChar8 * @ARG1@ s1
-@TYPE2@ const FcChar8 * @ARG2@ s2
-@PURPOSE@ locate UTF-8 substring
-@DESC@
-Returns the location of <parameter>s2</parameter> in
-<parameter>s1</parameter>. Returns NULL if <parameter>s2</parameter>
-is not present in <parameter>s1</parameter>. This test will operate properly
-with UTF8 encoded strings.
-@@
-
-@RET@ FcChar8 *
-@FUNC@ FcStrStrIgnoreCase
-@TYPE1@ const FcChar8 * @ARG1@ s1
-@TYPE2@ const FcChar8 * @ARG2@ s2
-@PURPOSE@ locate UTF-8 substring ignoring ASCII case
-@DESC@
-Returns the location of <parameter>s2</parameter> in
-<parameter>s1</parameter>, ignoring case. Returns NULL if
-<parameter>s2</parameter> is not present in <parameter>s1</parameter>.
-This test is case-insensitive for all proper UTF-8 encoded strings.
-@@
-
-@RET@ FcChar8 *
-@FUNC@ FcStrPlus
-@TYPE1@ const FcChar8 * @ARG1@ s1
-@TYPE2@ const FcChar8 * @ARG2@ s2
-@PURPOSE@ concatenate two strings
-@DESC@
-This function allocates new storage and places the concatenation of
-<parameter>s1</parameter> and <parameter>s2</parameter> there, returning the
-new string.
-@@
-
-@RET@ void
-@FUNC@ FcStrFree
-@TYPE1@ FcChar8 * @ARG1@ s
-@PURPOSE@ free a string
-@DESC@
-This is just a wrapper around free(3) which helps track memory usage of
-strings within the fontconfig library.
-@@
-
-@RET@ FcChar8 *
-@FUNC@ FcStrDirname
-@TYPE1@ const FcChar8 * @ARG1@ file
-@PURPOSE@ directory part of filename
-@DESC@
-Returns the directory containing <parameter>file</parameter>. This
-is returned in newly allocated storage which should be freed when no longer
-needed.
-@@
-
-@RET@ FcChar8 *
-@FUNC@ FcStrBasename
-@TYPE1@ const FcChar8 * @ARG1@ file
-@PURPOSE@ last component of filename
-@DESC@
-Returns the filename of <parameter>file</parameter> stripped of any leading
-directory names. This is returned in newly allocated storage which should
-be freed when no longer needed.
-@@
+/*
+ * fontconfig/doc/fcstring.fncs
+ *
+ * Copyright © 2003 Keith Packard
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation, and that the name of the author(s) not be used in
+ * advertising or publicity pertaining to distribution of the software without
+ * specific, written prior permission. The authors make no
+ * representations about the suitability of this software for any purpose. It
+ * is provided "as is" without express or implied warranty.
+ *
+ * THE AUTHOR(S) DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL THE AUTHOR(S) BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+ * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
+ * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ */
+ <variablelist>
+
+@RET@ int
+@FUNC@ FcUtf8ToUcs4
+@TYPE1@ FcChar8 * @ARG1@ src
+@TYPE2@ FcChar32 * @ARG2@ dst
+@TYPE3@ int% @ARG3@ len
+@PURPOSE@ convert UTF-8 to UCS4
+@DESC@
+Converts the next Unicode char from <parameter>src</parameter> into
+<parameter>dst</parameter> and returns the number of bytes containing the
+char. <parameter>src</parameter> must be at least
+<parameter>len</parameter> bytes long.
+@@
+
+@RET@ int
+@FUNC@ FcUcs4ToUtf8
+@TYPE1@ FcChar32% @ARG1@ src
+@TYPE2@ FcChar8% @ARG2@ dst[FC_UTF8_MAX_LEN]
+@PURPOSE@ convert UCS4 to UTF-8
+@DESC@
+Converts the Unicode char from <parameter>src</parameter> into
+<parameter>dst</parameter> and returns the number of bytes needed to encode
+the char.
+@@
+
+@RET@ FcBool
+@FUNC@ FcUtf8Len
+@TYPE1@ FcChar8 * @ARG1@ src
+@TYPE2@ int% @ARG2@ len
+@TYPE3@ int * @ARG3@ nchar
+@TYPE4@ int * @ARG4@ wchar
+@PURPOSE@ count UTF-8 encoded chars
+@DESC@
+Counts the number of Unicode chars in <parameter>len</parameter> bytes of
+<parameter>src</parameter>. Places that count in
+<parameter>nchar</parameter>. <parameter>wchar</parameter> contains 1, 2 or
+4 depending on the number of bytes needed to hold the largest Unicode char
+counted. The return value indicates whether <parameter>src</parameter> is a
+well-formed UTF8 string.
+@@
+
+@RET@ int
+@FUNC@ FcUtf16ToUcs4
+@TYPE1@ FcChar8 * @ARG1@ src
+@TYPE2@ FcEndian% @ARG2@ endian
+@TYPE3@ FcChar32 * @ARG3@ dst
+@TYPE4@ int% @ARG4@ len
+@PURPOSE@ convert UTF-16 to UCS4
+@DESC@
+Converts the next Unicode char from <parameter>src</parameter> into
+<parameter>dst</parameter> and returns the number of bytes containing the
+char. <parameter>src</parameter> must be at least <parameter>len</parameter>
+bytes long. Bytes of <parameter>src</parameter> are combined into 16-bit
+units according to <parameter>endian</parameter>.
+@@
+
+@RET@ FcBool
+@FUNC@ FcUtf16Len
+@TYPE1@ FcChar8 * @ARG1@ src
+@TYPE2@ FcEndian% @ARG2@ endian
+@TYPE3@ int% @ARG3@ len
+@TYPE4@ int * @ARG4@ nchar
+@TYPE5@ int * @ARG5@ wchar
+@PURPOSE@ count UTF-16 encoded chars
+@DESC@
+Counts the number of Unicode chars in <parameter>len</parameter> bytes of
+<parameter>src</parameter>. Bytes of <parameter>src</parameter> are
+combined into 16-bit units according to <parameter>endian</parameter>.
+Places that count in <parameter>nchar</parameter>.
+<parameter>wchar</parameter> contains 1, 2 or 4 depending on the number of
+bytes needed to hold the largest Unicode char counted. The return value
+indicates whether <parameter>string</parameter> is a well-formed UTF16
+string.
+@@
+
+@RET@ FcBool
+@FUNC@ FcIsLower
+@TYPE1@ FcChar8 @ARG1@ c
+@PURPOSE@ check for lower case ASCII character
+@DESC@
+This macro checks whether <parameter>c</parameter> is an lower case ASCII
+letter.
+@@
+
+@RET@ FcBool
+@FUNC@ FcIsUpper
+@TYPE1@ FcChar8 @ARG1@ c
+@PURPOSE@ check for upper case ASCII character
+@DESC@
+This macro checks whether <parameter>c</parameter> is a upper case ASCII
+letter.
+@@
+
+@RET@ FcChar8
+@FUNC@ FcToLower
+@TYPE1@ FcChar8 @ARG1@ c
+@PURPOSE@ convert upper case ASCII to lower case
+@DESC@
+This macro converts upper case ASCII <parameter>c</parameter> to the
+equivalent lower case letter.
+@@
+
+@RET@ FcChar8 *
+@FUNC@ FcStrCopy
+@TYPE1@ const FcChar8 * @ARG1@ s
+@PURPOSE@ duplicate a string
+@DESC@
+Allocates memory, copies <parameter>s</parameter> and returns the resulting
+buffer. Yes, this is <function>strdup</function>, but that function isn't
+available on every platform.
+@@
+
+@RET@ FcChar8 *
+@FUNC@ FcStrDowncase
+@TYPE1@ const FcChar8 * @ARG1@ s
+@PURPOSE@ create a lower case translation of a string
+@DESC@
+Allocates memory, copies <parameter>s</parameter>, converting upper case
+letters to lower case and returns the allocated buffer.
+@@
+
+@RET@ FcChar8 *
+@FUNC@ FcStrCopyFilename
+@TYPE1@ const FcChar8 * @ARG1@ s
+@PURPOSE@ create a complete path from a filename
+@DESC@
+<function>FcStrCopyFilename</function> constructs an absolute pathname from
+<parameter>s</parameter>. It converts any leading '~' characters in
+to the value of the HOME environment variable, and any relative paths are
+converted to absolute paths using the current working directory. Sequences
+of '/' characters are converted to a single '/', and names containing the
+current directory '.' or parent directory '..' are correctly reconstructed.
+Returns NULL if '~' is the leading character and HOME is unset or disabled
+(see <function>FcConfigEnableHome</function>).
+@@
+
+@RET@ int
+@FUNC@ FcStrCmp
+@TYPE1@ const FcChar8 * @ARG1@ s1
+@TYPE2@ const FcChar8 * @ARG2@ s2
+@PURPOSE@ compare UTF-8 strings
+@DESC@
+Returns the usual &lt;0, 0, &gt;0 result of comparing
+<parameter>s1</parameter> and <parameter>s2</parameter>.
+@@
+
+@RET@ int
+@FUNC@ FcStrCmpIgnoreCase
+@TYPE1@ const FcChar8 * @ARG1@ s1
+@TYPE2@ const FcChar8 * @ARG2@ s2
+@PURPOSE@ compare UTF-8 strings ignoring case
+@DESC@
+Returns the usual &lt;0, 0, &gt;0 result of comparing
+<parameter>s1</parameter> and <parameter>s2</parameter>. This test is
+case-insensitive for all proper UTF-8 encoded strings.
+@@
+
+@RET@ FcChar8 *
+@FUNC@ FcStrStr
+@TYPE1@ const FcChar8 * @ARG1@ s1
+@TYPE2@ const FcChar8 * @ARG2@ s2
+@PURPOSE@ locate UTF-8 substring
+@DESC@
+Returns the location of <parameter>s2</parameter> in
+<parameter>s1</parameter>. Returns NULL if <parameter>s2</parameter>
+is not present in <parameter>s1</parameter>. This test will operate properly
+with UTF8 encoded strings.
+@@
+
+@RET@ FcChar8 *
+@FUNC@ FcStrStrIgnoreCase
+@TYPE1@ const FcChar8 * @ARG1@ s1
+@TYPE2@ const FcChar8 * @ARG2@ s2
+@PURPOSE@ locate UTF-8 substring ignoring ASCII case
+@DESC@
+Returns the location of <parameter>s2</parameter> in
+<parameter>s1</parameter>, ignoring case. Returns NULL if
+<parameter>s2</parameter> is not present in <parameter>s1</parameter>.
+This test is case-insensitive for all proper UTF-8 encoded strings.
+@@
+
+@RET@ FcChar8 *
+@FUNC@ FcStrPlus
+@TYPE1@ const FcChar8 * @ARG1@ s1
+@TYPE2@ const FcChar8 * @ARG2@ s2
+@PURPOSE@ concatenate two strings
+@DESC@
+This function allocates new storage and places the concatenation of
+<parameter>s1</parameter> and <parameter>s2</parameter> there, returning the
+new string.
+@@
+
+@RET@ void
+@FUNC@ FcStrFree
+@TYPE1@ FcChar8 * @ARG1@ s
+@PURPOSE@ free a string
+@DESC@
+This is just a wrapper around free(3) which helps track memory usage of
+strings within the fontconfig library.
+@@
+
+@RET@ FcChar8 *
+@FUNC@ FcStrDirname
+@TYPE1@ const FcChar8 * @ARG1@ file
+@PURPOSE@ directory part of filename
+@DESC@
+Returns the directory containing <parameter>file</parameter>. This
+is returned in newly allocated storage which should be freed when no longer
+needed.
+@@
+
+@RET@ FcChar8 *
+@FUNC@ FcStrBasename
+@TYPE1@ const FcChar8 * @ARG1@ file
+@PURPOSE@ last component of filename
+@DESC@
+Returns the filename of <parameter>file</parameter> stripped of any leading
+directory names. This is returned in newly allocated storage which should
+be freed when no longer needed.
+@@