svn merge ^/branches/released .

1 files changed, 289 insertions, 0 deletions

diff --git a/fontconfig/src/fcinit.c b/fontconfig/src/fcinit.c
new file mode 100644
index 000000000..3789d67b5
--- /dev/null
+++ b/fontconfig/src/fcinit.c
@@ -0,0 +1,289 @@
+/*
+ * fontconfig/src/fcinit.c
+ *
+ * Copyright © 2001 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 Keith Packard not be used in
+ * advertising or publicity pertaining to distribution of the software without
+ * specific, written prior permission.  Keith Packard makes 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.
+ */
+
+#include "fcint.h"
+#include <stdlib.h>
+
+static FcConfig *
+FcInitFallbackConfig (void)
+{
+    FcConfig	*config;
+
+    config = FcConfigCreate ();
+    if (!config)
+	goto bail0;
+    if (!FcConfigAddDir (config, (FcChar8 *) FC_DEFAULT_FONTS))
+	goto bail1;
+    if (!FcConfigAddCacheDir (config, (FcChar8 *) FC_CACHEDIR))
+	goto bail1;
+    return config;
+
+bail1:
+    FcConfigDestroy (config);
+bail0:
+    return 0;
+}
+
+int
+FcGetVersion (void)
+{
+    return FC_VERSION;
+}
+
+/*
+ * Load the configuration files
+ */
+FcConfig *
+FcInitLoadConfig (void)
+{
+    FcConfig	*config;
+    
+    FcInitDebug ();
+    config = FcConfigCreate ();
+    if (!config)
+	return FcFalse;
+    
+    if (!FcConfigParseAndLoad (config, 0, FcTrue))
+    {
+	FcConfigDestroy (config);
+	return FcInitFallbackConfig ();
+    }
+    
+    if (config->cacheDirs && config->cacheDirs->num == 0)
+    {
+	fprintf (stderr,
+		 "Fontconfig warning: no <cachedir> elements found. Check configuration.\n");
+	fprintf (stderr,
+		 "Fontconfig warning: adding <cachedir>%s</cachedir>\n",
+		 FC_CACHEDIR);
+	fprintf (stderr,
+		 "Fontconfig warning: adding <cachedir>~/.fontconfig</cachedir>\n");
+	if (!FcConfigAddCacheDir (config, (FcChar8 *) FC_CACHEDIR) ||
+	    !FcConfigAddCacheDir (config, (FcChar8 *) "~/.fontconfig"))
+	{
+	    fprintf (stderr,
+		     "Fontconfig error: out of memory");
+	    FcConfigDestroy (config);
+	    return FcInitFallbackConfig ();
+	}
+    }
+
+    return config;
+}
+
+/*
+ * Load the configuration files and scan for available fonts
+ */
+FcConfig *
+FcInitLoadConfigAndFonts (void)
+{
+    FcConfig	*config = FcInitLoadConfig ();
+
+    FcInitDebug ();
+    if (!config)
+	return 0;
+    if (!FcConfigBuildFonts (config))
+    {
+	FcConfigDestroy (config);
+	return 0;
+    }
+    return config;
+}
+
+/*
+ * Initialize the default library configuration
+ */
+FcBool
+FcInit (void)
+{
+    FcConfig	*config;
+
+    if (_fcConfig)
+	return FcTrue;
+    config = FcInitLoadConfigAndFonts ();
+    if (!config)
+	return FcFalse;
+    FcConfigSetCurrent (config);
+    if (FcDebug() & FC_DBG_MEMORY)
+	FcMemReport ();
+    return FcTrue;
+}
+
+/*
+ * Free all library-allocated data structures.
+ */
+void
+FcFini (void)
+{
+    if (_fcConfig)
+	FcConfigDestroy (_fcConfig);
+
+    FcPatternFini ();
+    FcCacheFini ();
+    if (FcDebug() & FC_DBG_MEMORY)
+	FcMemReport ();
+}
+
+/*
+ * Reread the configuration and available font lists
+ */
+FcBool
+FcInitReinitialize (void)
+{
+    FcConfig	*config;
+
+    config = FcInitLoadConfigAndFonts ();
+    if (!config)
+	return FcFalse;
+    FcConfigSetCurrent (config);
+    return FcTrue;
+}
+
+FcBool
+FcInitBringUptoDate (void)
+{
+    FcConfig	*config = FcConfigGetCurrent ();
+    time_t	now;
+
+    /*
+     * rescanInterval == 0 disables automatic up to date
+     */
+    if (config->rescanInterval == 0)
+	return FcTrue;
+    /*
+     * Check no more often than rescanInterval seconds
+     */
+    now = time (0);
+    if (config->rescanTime + config->rescanInterval - now > 0)
+	return FcTrue;
+    /*
+     * If up to date, don't reload configuration
+     */
+    if (FcConfigUptoDate (0))
+	return FcTrue;
+    return FcInitReinitialize ();
+}
+
+static struct {
+    char    name[16];
+    int	    alloc_count;
+    int	    alloc_mem;
+    int	    free_count;
+    int	    free_mem;
+} FcInUse[FC_MEM_NUM] = {
+    { "charset" },
+    { "charleaf" },
+    { "fontset" },
+    { "fontptr" },
+    { "objectset" },
+    { "objectptr" },
+    { "matrix" },
+    { "pattern" },
+    { "patelt" },
+    { "vallist" },
+    { "substate" },
+    { "string" },
+    { "listbuck" },
+    { "strset" },
+    { "strlist" },
+    { "config" },
+    { "langset" },
+    { "atomic" },
+    { "blanks" },
+    { "cache" },
+    { "strbuf" },
+    { "subst" },
+    { "objecttype" },
+    { "constant" },
+    { "test" },
+    { "expr" },
+    { "vstack" },
+    { "attr" },
+    { "pstack" },
+    { "staticstr" },
+};
+
+static int  FcAllocCount, FcAllocMem;
+static int  FcFreeCount, FcFreeMem;
+
+static int  FcMemNotice = 1*1024*1024;
+
+static int  FcAllocNotify, FcFreeNotify;
+
+void
+FcMemReport (void)
+{
+    int	i;
+    printf ("Fc Memory Usage:\n");
+    printf ("\t   Which       Alloc           Free           Active\n");
+    printf ("\t           count   bytes   count   bytes   count   bytes\n");
+    for (i = 0; i < FC_MEM_NUM; i++)
+	printf ("%16.16s%8d%8d%8d%8d%8d%8d\n",
+		FcInUse[i].name,
+		FcInUse[i].alloc_count, FcInUse[i].alloc_mem,
+		FcInUse[i].free_count, FcInUse[i].free_mem,
+		FcInUse[i].alloc_count - FcInUse[i].free_count,
+		FcInUse[i].alloc_mem - FcInUse[i].free_mem);
+    printf ("%16.16s%8d%8d%8d%8d%8d%8d\n",
+	    "Total",
+	    FcAllocCount, FcAllocMem,
+	    FcFreeCount, FcFreeMem,
+	    FcAllocCount - FcFreeCount,
+	    FcAllocMem - FcFreeMem);
+    FcAllocNotify = 0;
+    FcFreeNotify = 0;
+}
+
+void
+FcMemAlloc (int kind, int size)
+{
+    if (FcDebug() & FC_DBG_MEMORY)
+    {
+	FcInUse[kind].alloc_count++;
+	FcInUse[kind].alloc_mem += size;
+	FcAllocCount++;
+	FcAllocMem += size;
+	FcAllocNotify += size;
+	if (FcAllocNotify > FcMemNotice)
+	    FcMemReport ();
+    }
+}
+
+void
+FcMemFree (int kind, int size)
+{
+    if (FcDebug() & FC_DBG_MEMORY)
+    {
+	FcInUse[kind].free_count++;
+	FcInUse[kind].free_mem += size;
+	FcFreeCount++;
+	FcFreeMem += size;
+	FcFreeNotify += size;
+	if (FcFreeNotify > FcMemNotice)
+	    FcMemReport ();
+    }
+}
+#define __fcinit__
+#include "fcaliastail.h"
+#undef __fcinit__