From: khan AT xraylith DOT wisc DOT edu (Mumit Khan)
Subject: Re: comments on cygwin32 b19 ld problems
13 Mar 1998 12:53:34 -0800
Message-ID: <199803120238.UAA21259.cygnus.gnu-win32@eh_pc11.xraylith.wisc.edu>
References: <199803111839 DOT NAA01649 AT hardy DOT bbc DOT com>
To: Christopher Faylor <cgf AT bbc DOT com>
Cc: gnu-win32 AT cygnus DOT com, ian AT cygnus DOT com, noer AT cygnus DOT com, sos AT prospect DOT com DOT ru,
        khan AT eh_pc11 DOT xraylith DOT wisc DOT edu

Christopher Faylor <cgf AT bbc DOT com> writes:
> 
> It should be easy to fix.  We can just name the section ".data_nocopy"
> instead of ".data$nocopy" and explicitly include .data_nocopy after __data_en
> d
> in the ldtemplate files.
> 

Following Chris' suggestion, I propose something along the lines of the
following (changes to b19 winsup and gas-980303 ld template). Now both
cygwin32 b19 fork works, and so do C++ code that uses grouped sections 
for template data.

===== WINSUP
Wed Mar 11 20:28:42 1998  Mumit Khan <khan AT xraylith DOT wisc DOT edu>

	* winsup.h (NO_COPY): Use explicitly named section.

--- ../../src/winsup/winsup.h	Sun Feb 22 20:29:02 1998
+++ winsup.h	Wed Mar 11 20:03:50 1998
@@ -357,7 +357,7 @@ extern "C" class shared_info *cygwin32_g
 
 #define WM_ASYNCIO	0x8000		// WM_APP
 
-#define NO_COPY __attribute__((section(".data$nocopy")))
+#define NO_COPY __attribute__((section(".data_cygwin_nocopy")))
 
 /* Note that MAX_PATH is defined in the windows headers */
 /* There is also PATH_MAX and MAXPATHLEN.

===== BINUTILS 980303

Wed Mar 11 20:32:30 1998  Mumit Khan <khan AT xraylith DOT wisc DOT edu>

	* scripttempl/pe.sc: Put cygwin32-specific .data_cygwin_nocopy in 
	.data section.

--- scripttempl/pe.sc.~1	Wed Mar 11 20:30:40 1998
+++ scripttempl/pe.sc		Wed Mar 11 20:31:10 1998
@@ -37,6 +37,7 @@ SECTIONS
     *(.data2)
     ${RELOCATING+*(.data\$*)}
     ${RELOCATING+__data_end__ = . ;}
+    *(.data_cygwin_nocopy)
   }
 
   .bss ${RELOCATING+BLOCK(__section_alignment__)} :
-
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