Start fleshing out wayland client implementation

This introduces a basic shared framework for making wayland clients
within sway itself.

1 files changed, 102 insertions, 0 deletions

diff --git a/sway/debug_log.c b/sway/debug_log.c
new file mode 100644
index 00000000..4cb97561
--- /dev/null
+++ b/sway/debug_log.c
@@ -0,0 +1,102 @@
+#include "log.h"
+#include "sway.h"
+#include <stdarg.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <libgen.h>
+#include <fcntl.h>
+#include <unistd.h>
+#include <signal.h>
+#include <errno.h>
+#include <string.h>
+#include <stringop.h>
+#include <execinfo.h>
+#include "workspace.h"
+
+extern log_importance_t v;
+
+/* XXX:DEBUG:XXX */
+static void container_log(const swayc_t *c) {
+        fprintf(stderr, "focus:%c|",
+                        c == get_focused_view(&root_container) ? 'K':
+                        c == get_focused_container(&root_container) ? 'F' : // Focused
+                        c == swayc_active_workspace() ? 'W' : // active workspace
+                        c == &root_container  ? 'R' : // root
+                        'X');// not any others
+        fprintf(stderr,"(%p)",c);
+        fprintf(stderr,"(p:%p)",c->parent);
+        fprintf(stderr,"(f:%p)",c->focused);
+        fprintf(stderr,"(h:%ld)",c->handle);
+        fprintf(stderr,"Type:");
+        fprintf(stderr,
+                        c->type == C_ROOT   ? "Root|" :
+                        c->type == C_OUTPUT ? "Output|" :
+                        c->type == C_WORKSPACE ? "Workspace|" :
+                        c->type == C_CONTAINER ? "Container|" :
+                        c->type == C_VIEW   ? "View|" : "Unknown|");
+        fprintf(stderr,"layout:");
+        fprintf(stderr,
+                        c->layout == L_NONE ? "NONE|" :
+                        c->layout == L_HORIZ ? "Horiz|":
+                        c->layout == L_VERT ? "Vert|":
+                        c->layout == L_STACKED  ? "Stacked|":
+                        c->layout == L_FLOATING ? "Floating|":
+                        "Unknown|");
+        fprintf(stderr, "w:%.f|h:%.f|", c->width, c->height);
+        fprintf(stderr, "x:%.f|y:%.f|", c->x, c->y);
+        fprintf(stderr, "g:%d|",c->gaps);
+        fprintf(stderr, "vis:%c|", c->visible?'t':'f');
+        fprintf(stderr, "name:%.16s|", c->name);
+        fprintf(stderr, "children:%d\n",c->children?c->children->length:0);
+}
+void layout_log(const swayc_t *c, int depth) {
+        if (L_DEBUG > v) return;
+        int i, d;
+        int e = c->children ? c->children->length : 0;
+        container_log(c);
+        if (e) {
+                for (i = 0; i < e; ++i) {
+                        fputc('|',stderr);
+                        for (d = 0; d < depth; ++d) fputc('-', stderr);
+                        layout_log(c->children->items[i], depth + 1);
+                }
+        }
+        if (c->type == C_WORKSPACE) {
+                e = c->floating?c->floating->length:0;
+                if (e) {
+                        for (i = 0; i < e; ++i) {
+                                fputc('|',stderr);
+                                for (d = 0; d < depth; ++d) fputc('=', stderr);
+                                layout_log(c->floating->items[i], depth + 1);
+                        }
+                }
+        }
+}
+
+const char *swayc_type_string(enum swayc_types type) {
+        return type == C_ROOT ? "ROOT" :
+                type == C_OUTPUT ? "OUTPUT" :
+                type == C_WORKSPACE ? "WORKSPACE" :
+                type == C_CONTAINER ? "CONTAINER" :
+                type == C_VIEW   ? "VIEW" :
+                "UNKNOWN";
+}
+
+// Like sway_log, but also appends some info about given container to log output.
+void swayc_log(log_importance_t verbosity, swayc_t *cont, const char* format, ...) {
+        sway_assert(cont, "swayc_log: no container ...");
+        va_list args;
+        va_start(args, format);
+        char *txt = malloc(128);
+        vsprintf(txt, format, args);
+        va_end(args);
+
+        char *debug_txt = malloc(32);
+        snprintf(debug_txt, 32, "%s '%s'", swayc_type_string(cont->type), cont->name);
+
+        sway_log(verbosity, "%s (%s)", txt, debug_txt);
+        free(txt);
+        free(debug_txt);
+}
+
+/* XXX:DEBUG:XXX */