* shared.cc (open_shared): Revert to "old" method for shared memory location if

!wincap.needs_memory_protection.
* wincap.cc: Implement needs_memory_protection throughout.
* wincap.h: Ditto.

1 files changed, 11 insertions, 0 deletions

diff --git a/winsup/cygwin/wincap.cc b/winsup/cygwin/wincap.cc
index 01b6660b3..e70a362da 100644
--- a/winsup/cygwin/wincap.cc
+++ b/winsup/cygwin/wincap.cc
@@ -47,6 +47,7 @@ static NO_COPY wincaps wincap_unknown = {
   has_64bit_file_access:false,
   has_process_io_counters:false,
   supports_reading_modem_output_lines:false,
+  needs_memory_protection:false
 };
 
 static NO_COPY wincaps wincap_95 = {
@@ -85,6 +86,7 @@ static NO_COPY wincaps wincap_95 = {
   has_64bit_file_access:false,
   has_process_io_counters:false,
   supports_reading_modem_output_lines:false,
+  needs_memory_protection:false
 };
 
 static NO_COPY wincaps wincap_95osr2 = {
@@ -123,6 +125,7 @@ static NO_COPY wincaps wincap_95osr2 = {
   has_64bit_file_access:false,
   has_process_io_counters:false,
   supports_reading_modem_output_lines:false,
+  needs_memory_protection:false
 };
 
 static NO_COPY wincaps wincap_98 = {
@@ -161,6 +164,7 @@ static NO_COPY wincaps wincap_98 = {
   has_64bit_file_access:false,
   has_process_io_counters:false,
   supports_reading_modem_output_lines:false,
+  needs_memory_protection:false
 };
 
 static NO_COPY wincaps wincap_98se = {
@@ -199,6 +203,7 @@ static NO_COPY wincaps wincap_98se = {
   has_64bit_file_access:false,
   has_process_io_counters:false,
   supports_reading_modem_output_lines:false,
+  needs_memory_protection:false
 };
 
 static NO_COPY wincaps wincap_me = {
@@ -237,6 +242,7 @@ static NO_COPY wincaps wincap_me = {
   has_64bit_file_access:false,
   has_process_io_counters:false,
   supports_reading_modem_output_lines:false,
+  needs_memory_protection:false
 };
 
 static NO_COPY wincaps wincap_nt3 = {
@@ -275,6 +281,7 @@ static NO_COPY wincaps wincap_nt3 = {
   has_64bit_file_access:true,
   has_process_io_counters:false,
   supports_reading_modem_output_lines:true,
+  needs_memory_protection:true
 };
 
 static NO_COPY wincaps wincap_nt4 = {
@@ -313,6 +320,7 @@ static NO_COPY wincaps wincap_nt4 = {
   has_64bit_file_access:true,
   has_process_io_counters:false,
   supports_reading_modem_output_lines:true,
+  needs_memory_protection:true
 };
 
 static NO_COPY wincaps wincap_nt4sp4 = {
@@ -351,6 +359,7 @@ static NO_COPY wincaps wincap_nt4sp4 = {
   has_64bit_file_access:true,
   has_process_io_counters:false,
   supports_reading_modem_output_lines:true,
+  needs_memory_protection:true
 };
 
 static NO_COPY wincaps wincap_2000 = {
@@ -389,6 +398,7 @@ static NO_COPY wincaps wincap_2000 = {
   has_64bit_file_access:true,
   has_process_io_counters:true,
   supports_reading_modem_output_lines:true,
+  needs_memory_protection:true
 };
 
 static NO_COPY wincaps wincap_xp = {
@@ -427,6 +437,7 @@ static NO_COPY wincaps wincap_xp = {
   has_64bit_file_access:true,
   has_process_io_counters:true,
   supports_reading_modem_output_lines:true,
+  needs_memory_protection:true
 };
 
 wincapc wincap;