[Fontconfig] fontconfig: Branch 'master'

Akira TAGOH tagoh at kemper.freedesktop.org
Wed Apr 11 00:56:59 PDT 2012 

 configure.in  |    4 +-
 src/fcint.h   |    6 ++++
 src/fcmatch.c |   84 +++++++++++++++++++++++++++++++++++-----------------------
 src/fcstr.c   |   50 ++++++++++++++++++++++++++++++++++
 4 files changed, 110 insertions(+), 34 deletions(-)

New commits:
commit 9231d79ad180f992f9bbef4f3127576870a75075
Author: Akira TAGOH <akira at tagoh.org>
Date:   Mon Apr 9 12:51:12 2012 +0900

    Bug 28491 - Allow matching on FC_FILE
    
    Allow :file=/path/to/font/file on matching

diff --git a/configure.in b/configure.in
index c3476d3..39ae5a9 100644
--- a/configure.in
+++ b/configure.in
@@ -123,7 +123,7 @@ dnl ==========================================================================
 # Checks for header files.
 AC_HEADER_DIRENT
 AC_HEADER_STDC
-AC_CHECK_HEADERS([fcntl.h stdlib.h string.h unistd.h])
+AC_CHECK_HEADERS([fcntl.h regex.h stdlib.h string.h unistd.h])
 
 # Checks for typedefs, structures, and compiler characteristics.
 AC_C_CONST
@@ -133,7 +133,7 @@ AC_TYPE_PID_T
 # Checks for library functions.
 AC_FUNC_VPRINTF
 AC_FUNC_MMAP
-AC_CHECK_FUNCS([geteuid getuid link memmove memset mkstemp strchr strrchr strtol getopt getopt_long sysconf ftruncate chsize rand random lrand48 random_r rand_r])
+AC_CHECK_FUNCS([geteuid getuid link memmove memset mkstemp strchr strrchr strtol getopt getopt_long sysconf ftruncate chsize rand random lrand48 random_r rand_r regcomp regerror regexec regfree])
 
 #
 # Checks for iconv
diff --git a/src/fcint.h b/src/fcint.h
index 56f77ef..fd60e7a 100644
--- a/src/fcint.h
+++ b/src/fcint.h
@@ -1009,6 +1009,12 @@ FcStrBufData (FcStrBuf *buf, const FcChar8 *s, int len);
 FcPrivate int
 FcStrCmpIgnoreBlanksAndCase (const FcChar8 *s1, const FcChar8 *s2);
 
+FcPrivate FcBool
+FcStrRegexCmp (const FcChar8 *s, const FcChar8 *regex);
+
+FcPrivate FcBool
+FcStrRegexCmpIgnoreCase (const FcChar8 *s, const FcChar8 *regex);
+
 FcPrivate const FcChar8 *
 FcStrContainsIgnoreBlanksAndCase (const FcChar8 *s1, const FcChar8 *s2);
 
diff --git a/src/fcmatch.c b/src/fcmatch.c
index 92e4a66..655e62c 100644
--- a/src/fcmatch.c
+++ b/src/fcmatch.c
@@ -174,6 +174,22 @@ FcCompareSize (FcValue *value1, FcValue *value2)
     return v;
 }
 
+static double
+FcCompareFilename (FcValue *v1, FcValue *v2)
+{
+	const FcChar8 *s1 = FcValueString (v1), *s2 = FcValueString (v2);
+	if (FcStrCmp (s1, s2) == 0)
+	    return 0.0;
+	else if (FcStrCmpIgnoreCase (s1, s2) == 0)
+	    return 1.0;
+	else if (FcStrRegexCmp (s2, s1))
+	    return 2.0;
+	else if (FcStrRegexCmpIgnoreCase (s2, s1))
+	    return 3.0;
+	else
+	    return 4.0;
+}
+
 typedef struct _FcMatcher {
     FcObject	    object;
     double	    (*compare) (FcValue *value1, FcValue *value2);
@@ -186,40 +202,42 @@ typedef struct _FcMatcher {
  * later values
  */
 static const FcMatcher _FcMatchers [] = {
-    { FC_FOUNDRY_OBJECT,	FcCompareString,	0, 0 },
-#define MATCH_FOUNDRY	    0
-    { FC_CHARSET_OBJECT,	FcCompareCharSet,	1, 1 },
-#define MATCH_CHARSET	    1
-    { FC_FAMILY_OBJECT,    	FcCompareFamily,	2, 4 },
-#define MATCH_FAMILY	    2
-    { FC_LANG_OBJECT,		FcCompareLang,	3, 3 },
-#define MATCH_LANG	    3
-#define MATCH_LANG_INDEX    3
-    { FC_SPACING_OBJECT,	FcCompareNumber,	5, 5 },
-#define MATCH_SPACING	    4
-    { FC_PIXEL_SIZE_OBJECT,	FcCompareSize,	6, 6 },
-#define MATCH_PIXEL_SIZE    5
-    { FC_STYLE_OBJECT,		FcCompareString,	7, 7 },
-#define MATCH_STYLE	    6
-    { FC_SLANT_OBJECT,		FcCompareNumber,	8, 8 },
-#define MATCH_SLANT	    7
-    { FC_WEIGHT_OBJECT,		FcCompareNumber,	9, 9 },
-#define MATCH_WEIGHT	    8
-    { FC_WIDTH_OBJECT,		FcCompareNumber,	10, 10 },
-#define MATCH_WIDTH	    9
-    { FC_DECORATIVE_OBJECT,	FcCompareBool,		11, 11 },
-#define MATCH_DECORATIVE	10
-    { FC_ANTIALIAS_OBJECT,	FcCompareBool,		12, 12 },
-#define MATCH_ANTIALIAS		    11
-    { FC_RASTERIZER_OBJECT,	FcCompareString,	13, 13 },
-#define MATCH_RASTERIZER	    12
-    { FC_OUTLINE_OBJECT,	FcCompareBool,		14, 14 },
-#define MATCH_OUTLINE		    13
-    { FC_FONTVERSION_OBJECT,	FcCompareNumber,	15, 15 },
-#define MATCH_FONTVERSION	    14
+    { FC_FILE_OBJECT,		FcCompareFilename,	0, 0 },
+#define MATCH_FILE	    0
+    { FC_FOUNDRY_OBJECT,	FcCompareString,	1, 1 },
+#define MATCH_FOUNDRY	    1
+    { FC_CHARSET_OBJECT,	FcCompareCharSet,	2, 2 },
+#define MATCH_CHARSET	    2
+    { FC_FAMILY_OBJECT,    	FcCompareFamily,	3, 5 },
+#define MATCH_FAMILY	    3
+    { FC_LANG_OBJECT,		FcCompareLang,		4, 4 },
+#define MATCH_LANG	    4
+#define MATCH_LANG_INDEX    4
+    { FC_SPACING_OBJECT,	FcCompareNumber,	6, 6 },
+#define MATCH_SPACING	    5
+    { FC_PIXEL_SIZE_OBJECT,	FcCompareSize,		7, 7 },
+#define MATCH_PIXEL_SIZE    6
+    { FC_STYLE_OBJECT,		FcCompareString,	8, 8 },
+#define MATCH_STYLE	    7
+    { FC_SLANT_OBJECT,		FcCompareNumber,	9, 9 },
+#define MATCH_SLANT	    8
+    { FC_WEIGHT_OBJECT,		FcCompareNumber,	10, 10 },
+#define MATCH_WEIGHT	    9
+    { FC_WIDTH_OBJECT,		FcCompareNumber,	11, 11 },
+#define MATCH_WIDTH	    10
+    { FC_DECORATIVE_OBJECT,	FcCompareBool,		12, 12 },
+#define MATCH_DECORATIVE	11
+    { FC_ANTIALIAS_OBJECT,	FcCompareBool,		13, 13 },
+#define MATCH_ANTIALIAS		    12
+    { FC_RASTERIZER_OBJECT,	FcCompareString,	14, 14 },
+#define MATCH_RASTERIZER	    13
+    { FC_OUTLINE_OBJECT,	FcCompareBool,		15, 15 },
+#define MATCH_OUTLINE		    14
+    { FC_FONTVERSION_OBJECT,	FcCompareNumber,	16, 16 },
+#define MATCH_FONTVERSION	    15
 };
 
-#define NUM_MATCH_VALUES    16
+#define NUM_MATCH_VALUES    17
 
 static const FcMatcher*
 FcObjectToMatcher (FcObject object)
@@ -228,6 +246,8 @@ FcObjectToMatcher (FcObject object)
 
     i = -1;
     switch (object) {
+    case FC_FILE_OBJECT:
+	i = MATCH_FILE; break;
     case FC_FOUNDRY_OBJECT:
 	i = MATCH_FOUNDRY; break;
     case FC_FONTVERSION_OBJECT:
diff --git a/src/fcstr.c b/src/fcstr.c
index b712e5d..9484d46 100644
--- a/src/fcstr.c
+++ b/src/fcstr.c
@@ -26,6 +26,9 @@
 #include <stdlib.h>
 #include <ctype.h>
 #include <string.h>
+#ifdef HAVE_REGEX_H
+#include <regex.h>
+#endif
 #ifdef _WIN32
 #include <windows.h>
 #endif
@@ -269,6 +272,53 @@ FcStrCmp (const FcChar8 *s1, const FcChar8 *s2)
     return (int) c1 - (int) c2;
 }
 
+static FcBool
+_FcStrRegexCmp (const FcChar8 *s, const FcChar8 *regex, int cflags, int eflags)
+{
+    int ret = -1;
+#if defined (HAVE_REGCOMP) && defined (HAVE_REGERROR) && defined (HAVE_REGEXEC) && defined (HAVE_REGFREE)
+    regex_t reg;
+
+    if ((ret = regcomp (&reg, (const char *)regex, cflags)) != 0)
+    {
+	if (FcDebug () & FC_DBG_MATCHV)
+	{
+	    char buf[512];
+
+	    regerror (ret, &reg, buf, 512);
+	    printf("Regexp compile error: %s\n", buf);
+	}
+	return FcFalse;
+    }
+    ret = regexec (&reg, (const char *)s, 0, NULL, eflags);
+    if (ret != 0)
+    {
+	if (FcDebug () & FC_DBG_MATCHV)
+	{
+	    char buf[512];
+
+	    regerror (ret, &reg, buf, 512);
+	    printf("Regexp exec error: %s\n", buf);
+	}
+    }
+    regfree (&reg);
+#endif
+
+    return ret == 0 ? FcTrue : FcFalse;
+}
+
+FcBool
+FcStrRegexCmp (const FcChar8 *s, const FcChar8 *regex)
+{
+	return _FcStrRegexCmp (s, regex, REG_EXTENDED | REG_NOSUB, 0);
+}
+
+FcBool
+FcStrRegexCmpIgnoreCase (const FcChar8 *s, const FcChar8 *regex)
+{
+	return _FcStrRegexCmp (s, regex, REG_EXTENDED | REG_NOSUB | REG_ICASE, 0);
+}
+
 /*
  * Return a hash value for a string
  */

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