From 379b04abccb88f539f4532c825537831cc6660dc Mon Sep 17 00:00:00 2001
From: Florian Forster <ff@octo.it>
Date: Mon, 14 Jun 2010 17:09:01 +0200
Subject: [PATCH] graph_ident.[ch]: ident_copy_with_selector: More fine-grained
 control over what wildcards are replaced.

---
 graph_ident.c | 28 ++++++++++++----------------
 graph_ident.h |  4 +++-
 graph_list.c  |  2 +-
 3 files changed, 16 insertions(+), 18 deletions(-)

diff --git a/graph_ident.c b/graph_ident.c
index 9a52003..9252ebe 100644
--- a/graph_ident.c
+++ b/graph_ident.c
@@ -28,32 +28,29 @@ struct graph_ident_s /* {{{ */
  * Private functions
  */
 static char *part_copy_with_selector (const char *selector, /* {{{ */
-    const char *part, _Bool keep_all_selector)
+    const char *part, unsigned int flags)
 {
   if ((selector == NULL) || (part == NULL))
     return (NULL);
 
-  if (IS_ANY (part))
+  if ((flags & IDENT_FLAG_REPLACE_ANY) && IS_ANY (part))
     return (NULL);
 
-  if (!keep_all_selector && IS_ALL (part))
+  if ((flags & IDENT_FLAG_REPLACE_ALL) && IS_ALL (part))
     return (NULL);
 
-  /* ANY in the graph selection => concrete value in the instance. */
-  if (IS_ANY (selector))
+  /* Replace the ANY and ALL flags if requested and if the selecter actually
+   * *is* that flag. */
+  if ((flags & IDENT_FLAG_REPLACE_ANY) && IS_ANY (selector))
     return (strdup (part));
 
-  if (IS_ALL (selector))
-  {
-    if (keep_all_selector)
-      return (strdup (ALL_TOKEN));
-    else
-      return (strdup (part));
-  }
+  if ((flags & IDENT_FLAG_REPLACE_ALL) && IS_ALL (selector))
+    return (strdup (part));
 
   if (strcmp (selector, part) != 0)
     return (NULL);
 
+  /* Otherwise (no replacement), return a copy of the selector. */
   return (strdup (selector));
 } /* }}} char *part_copy_with_selector */
 
@@ -129,7 +126,7 @@ graph_ident_t *ident_create (const char *host, /* {{{ */
   return (ret);
 } /* }}} graph_ident_t *ident_create */
 
-graph_ident_t *ident_clone (const graph_ident_t *ident)
+graph_ident_t *ident_clone (const graph_ident_t *ident) /* {{{ */
 {
   return (ident_create (ident->host,
         ident->plugin, ident->plugin_instance,
@@ -137,7 +134,7 @@ graph_ident_t *ident_clone (const graph_ident_t *ident)
 } /* }}} graph_ident_t *ident_clone */
 
 graph_ident_t *ident_copy_with_selector (const graph_ident_t *selector, /* {{{ */
-    const graph_ident_t *ident, _Bool keep_all_selector)
+    const graph_ident_t *ident, unsigned int flags)
 {
   graph_ident_t *ret;
 
@@ -155,8 +152,7 @@ graph_ident_t *ident_copy_with_selector (const graph_ident_t *selector, /* {{{ *
   ret->type_instance = NULL;
 
 #define COPY_PART(p) do {                                  \
-  ret->p = part_copy_with_selector (selector->p, ident->p, \
-      keep_all_selector);                                  \
+  ret->p = part_copy_with_selector (selector->p, ident->p, flags); \
   if (ret->p == NULL)                                      \
   {                                                        \
     free (ret->host);                                      \
diff --git a/graph_ident.h b/graph_ident.h
index 09f3f07..abc451d 100644
--- a/graph_ident.h
+++ b/graph_ident.h
@@ -9,8 +9,10 @@ graph_ident_t *ident_create (const char *host,
     const char *type, const char *type_instance);
 graph_ident_t *ident_clone (const graph_ident_t *ident);
 
+#define IDENT_FLAG_REPLACE_ALL 0x01
+#define IDENT_FLAG_REPLACE_ANY 0x02
 graph_ident_t *ident_copy_with_selector (const graph_ident_t *selector,
-    const graph_ident_t *ident, _Bool keep_all_selector);
+    const graph_ident_t *ident, unsigned int flags);
 
 void ident_destroy (graph_ident_t *ident);
 
diff --git a/graph_list.c b/graph_list.c
index 0a93477..8c5e715 100644
--- a/graph_list.c
+++ b/graph_list.c
@@ -217,7 +217,7 @@ static graph_instance_t *instance_create (graph_config_t *cfg, /* {{{ */
   memset (i, 0, sizeof (*i));
 
   i->select = ident_copy_with_selector (cfg->select, file,
-      /* keep_all_selector = */ 1);
+      IDENT_FLAG_REPLACE_ANY);
 
   i->files = NULL;
   i->files_num = 0;
-- 
2.11.0