path_exists: fix colors (+param struct)

i3status.c

@@ -769,7 +769,16 @@ int main(int argc, char *argv[]) {
 
             CASE_SEC_TITLE("path_exists") {
                 SEC_OPEN_MAP("path_exists");
-                print_path_exists(json_gen, buffer, title, cfg_getstr(sec, "path"), cfg_getstr(sec, "format"), cfg_getstr(sec, "format_down"));
+                path_exists_ctx_t ctx = {
+                    .json_gen = json_gen,
+                    .buf = buffer,
+                    .buflen = sizeof(buffer),
+                    .title = title,
+                    .path = cfg_getstr(sec, "path"),
+                    .format = cfg_getstr(sec, "format"),
+                    .format_down = cfg_getstr(sec, "format_down"),
+                };
+                print_path_exists(&ctx);
                 SEC_CLOSE_MAP;
             }
 

include/i3status.h

@@ -298,7 +298,18 @@ typedef struct {
 
 void print_run_watch(run_watch_ctx_t *ctx);
 
-void print_path_exists(yajl_gen json_gen, char *buffer, const char *title, const char *path, const char *format, const char *format_down);
+typedef struct {
+    yajl_gen json_gen;
+    char *buf;
+    const size_t buflen;
+    const char *title;
+    const char *path;
+    const char *format;
+    const char *format_down;
+} path_exists_ctx_t;
+
+void print_path_exists(path_exists_ctx_t *ctx);
+
 void print_cpu_temperature_info(yajl_gen json_gen, char *buffer, int zone, const char *path, const char *format, const char *format_above_threshold, int);
 void print_cpu_usage(yajl_gen json_gen, char *buffer, const char *format, const char *format_above_threshold, const char *format_above_degraded_threshold, const char *path, const float max_threshold, const float degraded_threshold);
 

src/print_path_exists.c

@@ -10,19 +10,20 @@
 
 #define STRING_SIZE 5
 
-void print_path_exists(yajl_gen json_gen, char *buffer, const char *title, const char *path, const char *format, const char *format_down) {
+void print_path_exists(path_exists_ctx_t *ctx) {
     const char *walk;
-    char *outwalk = buffer;
+    char *outwalk = ctx->buf;
     struct stat st;
-    const bool exists = (stat(path, &st) == 0);
+    const bool exists = (stat(ctx->path, &st) == 0);
+#define json_gen ctx->json_gen
 
-    if (exists || format_down == NULL) {
-        walk = format;
+    if (exists || ctx->format_down == NULL) {
+        walk = ctx->format;
     } else {
-        walk = format_down;
+        walk = ctx->format_down;
     }
 
-    INSTANCE(path);
+    INSTANCE(ctx->path);
 
     START_COLOR((exists ? "color_good" : "color_bad"));
 
@@ -31,13 +32,14 @@ void print_path_exists(yajl_gen json_gen, char *buffer, const char *title, const
     snprintf(string_status, STRING_SIZE, "%s", (exists ? "yes" : "no"));
 
     placeholder_t placeholders[] = {
-        {.name = "%title", .value = title},
+        {.name = "%title", .value = ctx->title},
         {.name = "%status", .value = string_status}};
 
     const size_t num = sizeof(placeholders) / sizeof(placeholder_t);
-    buffer = format_placeholders(walk, &placeholders[0], num);
+    char *formatted = format_placeholders(walk, &placeholders[0], num);
+    OUTPUT_FORMATTED;
+    free(formatted);
 
     END_COLOR;
-    OUTPUT_FULL_TEXT(buffer);
-    free(buffer);
+    OUTPUT_FULL_TEXT(ctx->buf);
 }