Refer to Makefile.direct instead of deleted Makefile file in README

(a cherry-pick of commit bede37028 from 'release-8_0')

* Makefile.am (EXTRA_DIST): Remove outdated comment exclusion of
"Makefile" file.
* README.QUICK (WARNINGS): Mention "Makefile.am or Makefile.direct"
instead of "Makefile".
* doc/README.linux: Mention "Makefile.direct" instead of "Makefile".
* doc/README.sgi: Likewise.

4 files changed, 8 insertions, 8 deletions

diff --git a/Makefile.am b/Makefile.am
index c9ec6766..e9067a04 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -187,7 +187,6 @@ CCASFLAGS += $(DEFS)
 EXTRA_DIST += README.QUICK
 
 # other makefiles
-# :GOTCHA: deliberately we do not include 'Makefile'
 EXTRA_DIST += BCC_MAKEFILE NT_MAKEFILE \
     OS2_MAKEFILE PCR-Makefile digimars.mak EMX_MAKEFILE \
     Makefile.direct Makefile.dj SMakefile.amiga \
diff --git a/README.QUICK b/README.QUICK
index ee8f4a11..bf78252b 100644
--- a/README.QUICK
+++ b/README.QUICK
@@ -78,10 +78,10 @@ Do not store the only pointer to an object in memory allocated
 with system malloc, since the collector usually does not scan
 memory allocated in this way.
 
-Use with threads may be supported on your system, but requires the
-collector to be built with thread support.  See Makefile.  The collector
-does not guarantee to scan thread-local storage (e.g. of the kind
-accessed with pthread_getspecific()).  The collector does scan
+Use with threads may be supported on your system, but requires the collector
+to be built with thread support.  See Makefile.am or Makefile.direct.
+The collector does not guarantee to scan thread-local storage (e.g. of the
+kind accessed with pthread_getspecific()).  The collector does scan
 thread stacks though, so generally the best solution is to ensure that
 any pointers stored in thread-local storage are also stored on the
 thread's stack for the duration of their lifetime.
diff --git a/doc/README.linux b/doc/README.linux
index f490365c..4e593e8b 100644
--- a/doc/README.linux
+++ b/doc/README.linux
@@ -27,7 +27,7 @@ To use threads, you need to abide by the following requirements:
    MIT pthreads).
 
 2) You must compile the collector with -DGC_LINUX_THREADS (or
-   just -DGC_THREADS) and -D_REENTRANT specified in the Makefile.
+   just -DGC_THREADS) and -D_REENTRANT specified in the Makefile.direct file.
 
 3a) Every file that makes thread calls should define GC_LINUX_THREADS and
    _REENTRANT and then include gc.h.  Gc.h redefines some of the
diff --git a/doc/README.sgi b/doc/README.sgi
index eceb3454..ee367a6e 100644
--- a/doc/README.sgi
+++ b/doc/README.sgi
@@ -2,7 +2,7 @@ Performance of the incremental collector can be greatly enhanced with
 -DNO_EXECUTE_PERMISSION.
 
 The collector should run with all of the -32, -n32 and -64 ABIs.  Remember to
-define the AS macro in the Makefile to be "as -64", or "as -n32".
+define the AS macro in the Makefile.direct to be "as -64", or "as -n32".
 
 If you use -DREDIRECT_MALLOC=GC_malloc with C++ code, your code should make
 at least one explicit call to malloc instead of new to ensure that the proper
@@ -13,7 +13,8 @@ ports.
 
 Pthreads support is provided.  This requires that:
 
-1) You compile the collector with -DGC_IRIX_THREADS specified in the Makefile.
+1) You compile the collector with -DGC_IRIX_THREADS specified in the
+Makefile.direct.
 
 2) You have the latest pthreads patches installed.