From d44bc0a85dfbb94ff3528c5b21d5b5c1d326d671 Mon Sep 17 00:00:00 2001
From: CaS <CaS@72102866-910b-0410-8b05-ffd578937521>
Date: Wed, 6 Mar 2002 18:11:55 +0000
Subject: [PATCH] Dependency handling improvement

git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/libs/base/trunk@13028 72102866-910b-0410-8b05-ffd578937521
---
 ChangeLog         |  6 ++++
 Tools/AGSIndex.h  |  2 ++
 Tools/AGSIndex.m  |  4 +--
 Tools/autogsdoc.m | 73 +++++++++++++++++++++++++----------------------
 4 files changed, 49 insertions(+), 36 deletions(-)

diff --git a/ChangeLog b/ChangeLog
index 3cd0f84b6..aa93d07e8 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,9 @@
+2002-03-06  Richard Frith-Macdonald <rfm@gnu.org>
+
+	* Source/autogsdoc.m: store and fetch dependency info in .igsdoc
+	so we can parse the correct source files for each header when we
+	need to.
+
 2002-03-06  Richard Frith-Macdonald <rfm@gnu.org>
 
 	* Source/Additions/GNUmakefile: build subproject.
diff --git a/Tools/AGSIndex.h b/Tools/AGSIndex.h
index 4d0e8d66a..5a7f198bf 100644
--- a/Tools/AGSIndex.h
+++ b/Tools/AGSIndex.h
@@ -44,7 +44,9 @@
 - (void) setDirectory: (NSString*)path;
 - (void) setGlobalRef: (NSString*)ref type: (NSString*)type;
 - (void) setRelationship: (NSString*)r from: (NSString*)from to: (NSString*)to;
+- (void) setSources: (NSArray*)a forHeader: (NSString*)h;
 - (void) setUnitRef: (NSString*)ref type: (NSString*)type;
+- (NSArray*) sourcesForHeader: (NSString*)h;
 - (NSDictionary*) unitRef: (NSString*)ref type: (NSString*)type;
 - (NSString*) unitRef: (NSString*)ref type: (NSString*)type unit: (NSString**)u;
 @end
diff --git a/Tools/AGSIndex.m b/Tools/AGSIndex.m
index 3a267ee27..a30035b41 100644
--- a/Tools/AGSIndex.m
+++ b/Tools/AGSIndex.m
@@ -520,7 +520,7 @@ setDirectory(NSMutableDictionary *dict, NSString *path)
 /**
  * Set up an array listing the source files for a particular header.
  */
-- (void) setSource: (NSArray*)s forHeader: (NSString*)h
+- (void) setSources: (NSArray*)a forHeader: (NSString*)h
 {
   NSMutableDictionary	*dict;
 
@@ -531,7 +531,7 @@ setDirectory(NSMutableDictionary *dict, NSString *path)
       [refs setObject: dict forKey: @"source"];
       RELEASE(dict);
     }
-  [dict setObject: s forKey: h];
+  [dict setObject: a forKey: h];
 }
 
 /**
diff --git a/Tools/autogsdoc.m b/Tools/autogsdoc.m
index a7fe7f812..fb763e796 100644
--- a/Tools/autogsdoc.m
+++ b/Tools/autogsdoc.m
@@ -482,6 +482,34 @@ main(int argc, char **argv, char **env)
 
   mgr = [NSFileManager defaultManager];
 
+  /*
+   * Load any old project indexing information and determine when the
+   * indexing information was last updated (never ==> distant past)
+   */
+  refsFile = [documentationDirectory
+    stringByAppendingPathComponent: project];
+  refsFile = [refsFile stringByAppendingPathExtension: @"igsdoc"];
+  projectRefs = [AGSIndex new];
+  originalIndex = nil;
+  rDate = [NSDate distantPast];
+  if ([mgr isReadableFileAtPath: refsFile] == YES)
+    {
+      originalIndex
+	= [[NSDictionary alloc] initWithContentsOfFile: refsFile];
+      if (originalIndex == nil)
+	{
+	  NSLog(@"Unable to read project file '%@'", refsFile);
+	}
+      else
+	{
+	  NSDictionary	*dict;
+
+	  [projectRefs mergeRefs: originalIndex override: NO];
+	  dict = [mgr fileAttributesAtPath: refsFile traverseLink: YES];
+	  rDate = [dict objectForKey: NSFileModificationDate];
+	}
+    }
+
   count = [sFiles count];
   if (count > 0)
     {
@@ -563,13 +591,10 @@ main(int argc, char **argv, char **env)
 		  AUTORELEASE(RETAIN(sDate));
 		}
 	      /*
-	       * FIXME work out dependencies for .m files.
-	       * for the moment, hack in an assumption that the .h simply
-	       * depends on the corresponding .m
+	       * Ask existing project info (.gsdoc file) for dependency
+	       * information.  Then check the dates on the source files.
 	       */
-	      a = [NSArray arrayWithObject:
-		[[[hfile lastPathComponent] stringByDeletingPathExtension]
-		  stringByAppendingPathExtension: @"m"]];
+	      a = [projectRefs sourcesForHeader: hfile];
 	      for (i = 0; i < [a count]; i++)
 		{
 		  NSString	*sfile = [a objectAtIndex: i];
@@ -619,6 +644,14 @@ main(int argc, char **argv, char **env)
 	      [parser parseFile: hfile isSource: NO];
 
 	      a = [parser source];
+	      /*
+	       * Record dependency information.
+	       */
+	      if ([a count] > 0)
+		{
+		  [projectRefs setSources: a forHeader: hfile];
+		}
+
 	      for (i = 0; i < [a count]; i++)
 		{
 		  NSString	*sfile = [a objectAtIndex: i];
@@ -688,34 +721,6 @@ main(int argc, char **argv, char **env)
       DESTROY(output);
     }
 
-  /*
-   * Load any old project indexing information and determine when the
-   * indexing information was last updated (never ==> distant past)
-   */
-  refsFile = [documentationDirectory
-    stringByAppendingPathComponent: project];
-  refsFile = [refsFile stringByAppendingPathExtension: @"igsdoc"];
-  projectRefs = [AGSIndex new];
-  originalIndex = nil;
-  rDate = [NSDate distantPast];
-  if ([mgr isReadableFileAtPath: refsFile] == YES)
-    {
-      originalIndex
-	= [[NSDictionary alloc] initWithContentsOfFile: refsFile];
-      if (originalIndex == nil)
-	{
-	  NSLog(@"Unable to read project file '%@'", refsFile);
-	}
-      else
-	{
-	  NSDictionary	*dict;
-
-	  [projectRefs mergeRefs: originalIndex override: NO];
-	  dict = [mgr fileAttributesAtPath: refsFile traverseLink: YES];
-	  rDate = [dict objectForKey: NSFileModificationDate];
-	}
-    }
-
   count = [gFiles count];
   if (count > 0)
     {