add cairo

3 files changed, 1125 insertions, 0 deletions

diff --git a/libs/cairo-1.16.0/util/cairo-fdr/Makefile.am b/libs/cairo-1.16.0/util/cairo-fdr/Makefile.am
new file mode 100644
index 0000000..5cd5422
--- /dev/null
+++ b/libs/cairo-1.16.0/util/cairo-fdr/Makefile.am
@@ -0,0 +1,15 @@
+cairolibdir = $(libdir)/cairo
+
+#bin_SCRIPTS = cairo-fdr
+cairolib_LTLIBRARIES = cairo-fdr.la
+
+AM_CPPFLAGS = -I$(top_srcdir)/src \
+	      -I$(top_builddir)/src
+
+cairo_fdr_la_SOURCES = fdr.c
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+cairo_fdr_la_CFLAGS = $(CAIRO_CFLAGS)
+cairo_fdr_la_LDFLAGS = -module -no-undefined -avoid-version
+if CAIRO_HAS_DL
+cairo_fdr_la_LIBADD = -ldl
+endif
diff --git a/libs/cairo-1.16.0/util/cairo-fdr/Makefile.in b/libs/cairo-1.16.0/util/cairo-fdr/Makefile.in
new file mode 100644
index 0000000..a71f6f5
--- /dev/null
+++ b/libs/cairo-1.16.0/util/cairo-fdr/Makefile.in
@@ -0,0 +1,779 @@
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+
+mostlyclean-libtool:
+	-rm -f *.lo
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+ID: $(am__tagged_files)
+	$(am__define_uniq_tagged_files); mkid -fID $$unique
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+	$(am__define_uniq_tagged_files); \
+	shift; \
+	if test -z "$(ETAGS_ARGS)$$*$$unique"; then :; else \
+	  test -n "$$unique" || unique=$$empty_fix; \
+	  if test $$# -gt 0; then \
+	    $(ETAGS) $(ETAGSFLAGS) $(AM_ETAGSFLAGS) $(ETAGS_ARGS) \
+	      "$$@" $$unique; \
+	  else \
+	    $(ETAGS) $(ETAGSFLAGS) $(AM_ETAGSFLAGS) $(ETAGS_ARGS) \
+	      $$unique; \
+	  fi; \
+	fi
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+
+CTAGS: ctags
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+	$(am__define_uniq_tagged_files); \
+	test -z "$(CTAGS_ARGS)$$unique" \
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+	     $$unique
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+GTAGS:
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+	  && $(am__cd) $(top_srcdir) \
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+	  [\\/]* | ?:[\\/]*) sdir="$(srcdir)" ;; \
+	  *) sdir=$(subdir)/$(srcdir) ;; \
+	esac; \
+	for i in $$list; do \
+	  if test -f "$$i"; then \
+	    echo "$(subdir)/$$i"; \
+	  else \
+	    echo "$$sdir/$$i"; \
+	  fi; \
+	done >> $(top_builddir)/cscope.files
+
+distclean-tags:
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+
+distdir: $(DISTFILES)
+	@srcdirstrip=`echo "$(srcdir)" | sed 's/[].[^$$\\*]/\\\\&/g'`; \
+	topsrcdirstrip=`echo "$(top_srcdir)" | sed 's/[].[^$$\\*]/\\\\&/g'`; \
+	list='$(DISTFILES)'; \
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+	  sed -e "s|^$$srcdirstrip/||;t" \
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+	case $$dist_files in \
+	  */*) $(MKDIR_P) `echo "$$dist_files" | \
+			   sed '/\//!d;s|^|$(distdir)/|;s,/[^/]*$$,,' | \
+			   sort -u` ;; \
+	esac; \
+	for file in $$dist_files; do \
+	  if test -f $$file || test -d $$file; then d=.; else d=$(srcdir); fi; \
+	  if test -d $$d/$$file; then \
+	    dir=`echo "/$$file" | sed -e 's,/[^/]*$$,,'`; \
+	    if test -d "$(distdir)/$$file"; then \
+	      find "$(distdir)/$$file" -type d ! -perm -700 -exec chmod u+rwx {} \;; \
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+	    fi; \
+	    cp -fpR $$d/$$file "$(distdir)$$dir" || exit 1; \
+	  else \
+	    test -f "$(distdir)/$$file" \
+	    || cp -p $$d/$$file "$(distdir)/$$file" \
+	    || exit 1; \
+	  fi; \
+	done
+check-am: all-am
+check: check-am
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+	  test -z "$$dir" || $(MKDIR_P) "$$dir"; \
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+	  $(MAKE) $(AM_MAKEFLAGS) INSTALL_PROGRAM="$(INSTALL_STRIP_PROGRAM)" \
+	    install_sh_PROGRAM="$(INSTALL_STRIP_PROGRAM)" INSTALL_STRIP_FLAG=-s \
+	      install; \
+	else \
+	  $(MAKE) $(AM_MAKEFLAGS) INSTALL_PROGRAM="$(INSTALL_STRIP_PROGRAM)" \
+	    install_sh_PROGRAM="$(INSTALL_STRIP_PROGRAM)" INSTALL_STRIP_FLAG=-s \
+	    "INSTALL_PROGRAM_ENV=STRIPPROG='$(STRIP)'" install; \
+	fi
+mostlyclean-generic:
+
+clean-generic:
+
+distclean-generic:
+	-test -z "$(CONFIG_CLEAN_FILES)" || rm -f $(CONFIG_CLEAN_FILES)
+	-test . = "$(srcdir)" || test -z "$(CONFIG_CLEAN_VPATH_FILES)" || rm -f $(CONFIG_CLEAN_VPATH_FILES)
+
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+	@echo "This command is intended for maintainers to use"
+	@echo "it deletes files that may require special tools to rebuild."
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+.PRECIOUS: Makefile
+
+
+# Tell versions [3.59,3.63) of GNU make to not export all variables.
+# Otherwise a system limit (for SysV at least) may be exceeded.
+.NOEXPORT:
diff --git a/libs/cairo-1.16.0/util/cairo-fdr/fdr.c b/libs/cairo-1.16.0/util/cairo-fdr/fdr.c
new file mode 100644
index 0000000..08d9c01
--- /dev/null
+++ b/libs/cairo-1.16.0/util/cairo-fdr/fdr.c
@@ -0,0 +1,331 @@
+/* cairo-fdr - a 'flight data recorder', a black box, for cairo
+ *
+ * Copyright © 2009 Chris Wilson
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#define _GNU_SOURCE
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include <cairo.h>
+#include <cairo-script.h>
+#include <cairo-tee.h>
+#include <stdlib.h>
+#include <assert.h>
+#include <signal.h>
+
+#include <dlfcn.h>
+
+static void *_dlhandle = RTLD_NEXT;
+#define DLCALL(name, args...) ({ \
+    static typeof (&name) name##_real; \
+    if (name##_real == NULL) { \
+	name##_real = dlsym (_dlhandle, #name); \
+	if (name##_real == NULL && _dlhandle == RTLD_NEXT) { \
+	    _dlhandle = dlopen ("libcairo.so", RTLD_LAZY); \
+	    name##_real = dlsym (_dlhandle, #name); \
+	    assert (name##_real != NULL); \
+	} \
+    } \
+    (*name##_real) (args);  \
+})
+
+#define RINGBUFFER_SIZE 16
+static cairo_surface_t *fdr_ringbuffer[RINGBUFFER_SIZE];
+static int fdr_position;
+static int fdr_dump;
+
+static const cairo_user_data_key_t fdr_key;
+
+static void
+fdr_replay_to_script (cairo_surface_t *recording, cairo_device_t *ctx)
+{
+    if (recording != NULL) {
+	DLCALL (cairo_script_write_comment, ctx, "--- fdr ---", -1);
+	DLCALL (cairo_script_from_recording_surface, ctx, recording);
+    }
+}
+
+static void
+fdr_dump_ringbuffer (void)
+{
+    cairo_device_t *ctx;
+    int n;
+
+    ctx = DLCALL (cairo_script_create, "/tmp/fdr.trace");
+
+    for (n = fdr_position; n < RINGBUFFER_SIZE; n++)
+	fdr_replay_to_script (fdr_ringbuffer[n], ctx);
+
+    for (n = 0; n < fdr_position; n++)
+	fdr_replay_to_script (fdr_ringbuffer[n], ctx);
+
+    DLCALL (cairo_device_destroy, ctx);
+}
+
+static void
+fdr_sighandler (int sig)
+{
+    fdr_dump = 1;
+}
+
+static void
+fdr_urgent_sighandler (int sig)
+{
+    fdr_dump_ringbuffer ();
+}
+
+static void
+fdr_atexit (void)
+{
+    if (fdr_dump)
+	fdr_dump_ringbuffer ();
+}
+
+static void
+fdr_pending_signals (void)
+{
+    static int initialized;
+
+    if (! initialized) {
+	initialized = 1;
+
+	signal (SIGUSR1, fdr_sighandler);
+
+	signal (SIGSEGV, fdr_urgent_sighandler);
+	signal (SIGABRT, fdr_urgent_sighandler);
+	atexit (fdr_atexit);
+    }
+
+    if (fdr_dump) {
+	fdr_dump_ringbuffer ();
+	fdr_dump = 0;
+    }
+}
+
+static void
+fdr_get_extents (cairo_surface_t *surface,
+		 cairo_rectangle_t *extents)
+{
+    cairo_t *cr;
+
+    cr = DLCALL (cairo_create, surface);
+    DLCALL (cairo_clip_extents, cr,
+	    &extents->x, &extents->y, &extents->width, &extents->height);
+    DLCALL (cairo_destroy, cr);
+
+    extents->width -= extents->x;
+    extents->height -= extents->y;
+}
+
+static void
+fdr_surface_destroy (void *surface)
+{
+    DLCALL (cairo_surface_destroy, surface);
+}
+
+static void
+fdr_surface_reference (void *surface)
+{
+    DLCALL (cairo_surface_reference, surface);
+}
+
+static cairo_surface_t *
+fdr_surface_get_tee (cairo_surface_t *surface)
+{
+    return DLCALL (cairo_surface_get_user_data, surface, &fdr_key);
+}
+
+static cairo_surface_t *
+fdr_tee_surface_index (cairo_surface_t *surface, int index)
+{
+    return DLCALL (cairo_tee_surface_index, surface, index);
+}
+
+cairo_t *
+cairo_create (cairo_surface_t *surface)
+{
+    cairo_surface_t *record, *tee;
+
+    fdr_pending_signals ();
+
+    tee = fdr_surface_get_tee (surface);
+    if (tee == NULL) {
+	cairo_rectangle_t extents;
+	cairo_content_t content;
+
+	fdr_get_extents (surface, &extents);
+	content = DLCALL (cairo_surface_get_content, surface);
+
+	tee = DLCALL (cairo_tee_surface_create, surface);
+	record = DLCALL (cairo_recording_surface_create, content, &extents);
+	DLCALL (cairo_tee_surface_add, tee, record);
+
+	DLCALL (cairo_surface_set_user_data, surface,
+		&fdr_key, tee, fdr_surface_destroy);
+    } else {
+	int n;
+
+	record = fdr_tee_surface_index (tee, 1);
+
+	/* update the position of the recording surface in the ringbuffer */
+	for (n = 0; n < RINGBUFFER_SIZE; n++) {
+	    if (record == fdr_ringbuffer[n]) {
+		fdr_ringbuffer[n] = NULL;
+		break;
+	    }
+	}
+    }
+
+    fdr_surface_destroy (fdr_ringbuffer[fdr_position]);
+    fdr_ringbuffer[fdr_position] = record;
+    fdr_position = (fdr_position + 1) % RINGBUFFER_SIZE;
+
+    return DLCALL (cairo_create, tee);
+}
+
+static void
+fdr_remove_tee (cairo_surface_t *surface)
+{
+    fdr_surface_reference (surface);
+    DLCALL (cairo_surface_set_user_data, surface, &fdr_key, NULL, NULL);
+    fdr_surface_destroy (surface);
+}
+
+void
+cairo_destroy (cairo_t *cr)
+{
+    cairo_surface_t *tee;
+
+    tee = DLCALL (cairo_get_target, cr);
+    DLCALL (cairo_destroy, cr);
+
+    if (DLCALL (cairo_surface_get_reference_count, tee) == 1)
+	fdr_remove_tee (fdr_tee_surface_index (tee, 0));
+}
+
+void
+cairo_pattern_destroy (cairo_pattern_t *pattern)
+{
+    if (DLCALL (cairo_pattern_get_type, pattern) == CAIRO_PATTERN_TYPE_SURFACE) {
+	cairo_surface_t *surface;
+
+	if (DLCALL (cairo_pattern_get_surface, pattern, &surface) == CAIRO_STATUS_SUCCESS &&
+	    DLCALL (cairo_surface_get_type, surface) == CAIRO_SURFACE_TYPE_TEE &&
+	    DLCALL (cairo_surface_get_reference_count, surface) == 2)
+	{
+	    fdr_remove_tee (fdr_tee_surface_index (surface, 0));
+	}
+    }
+
+    DLCALL (cairo_pattern_destroy, pattern);
+}
+
+cairo_surface_t *
+cairo_get_target (cairo_t *cr)
+{
+    cairo_surface_t *tee;
+
+    tee = DLCALL (cairo_get_target, cr);
+    return fdr_tee_surface_index (tee, 0);
+}
+
+cairo_surface_t *
+cairo_get_group_target (cairo_t *cr)
+{
+    cairo_surface_t *tee;
+
+    tee = DLCALL (cairo_get_group_target, cr);
+    return fdr_tee_surface_index (tee, 0);
+}
+
+cairo_pattern_t *
+cairo_pattern_create_for_surface (cairo_surface_t *surface)
+{
+    cairo_surface_t *tee;
+
+    tee = fdr_surface_get_tee (surface);
+    if (tee != NULL)
+	surface = tee;
+
+    return DLCALL (cairo_pattern_create_for_surface, surface);
+}
+
+cairo_status_t
+cairo_pattern_get_surface (cairo_pattern_t *pattern,
+			   cairo_surface_t **surface)
+{
+    cairo_status_t status;
+    cairo_surface_t *tee;
+
+    status = DLCALL (cairo_pattern_get_surface, pattern, surface);
+    if (status != CAIRO_STATUS_SUCCESS)
+	return status;
+
+    tee = fdr_surface_get_tee (*surface);
+    if (tee != NULL)
+	*surface = tee;
+
+    return CAIRO_STATUS_SUCCESS;
+}
+
+void
+cairo_set_source_surface (cairo_t *cr,
+			  cairo_surface_t *surface,
+			  double x, double y)
+{
+    cairo_surface_t *tee;
+
+    tee = fdr_surface_get_tee (surface);
+    if (tee != NULL)
+	surface = tee;
+
+    DLCALL (cairo_set_source_surface, cr, surface, x, y);
+}
+
+cairo_surface_t *
+cairo_surface_create_similar (cairo_surface_t *surface,
+			      cairo_content_t content,
+			      int width, int height)
+{
+    cairo_surface_t *tee;
+
+    tee = fdr_surface_get_tee (surface);
+    if (tee != NULL)
+	surface = tee;
+
+    return DLCALL (cairo_surface_create_similar,
+		   surface, content, width, height);
+}
+
+cairo_surface_t *
+cairo_surface_create_for_rectangle (cairo_surface_t *surface,
+                                    double		 x,
+                                    double		 y,
+                                    double		 width,
+                                    double		 height)
+{
+    cairo_surface_t *tee;
+
+    tee = fdr_surface_get_tee (surface);
+    if (tee != NULL)
+	surface = tee;
+
+    return DLCALL (cairo_surface_create_for_rectangle,
+		   surface, x, y, width, height);
+}