haraldwolff/qemu-patch-raspberry4
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build-sys: do no support modules on Windows

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Our module system does not support Windows, because it relies on
resolving symbols from the main executable.

If there is enough interest in supporting modules on Windows, we could
generate an import library for the executable and link with it:
https://stackoverflow.com/questions/15454968/dll-plugin-that-uses-functions-defined-in-the-main-executable

However, there is a small chicken egg problem, since the executable
link and exports extra symbols needed by the library...

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Message-Id: <20190718120413.27678-1-marcandre.lureau@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Marc-André Lureau 2019-07-18 16:04:13 +04:00 committed by Paolo Bonzini
parent 3bf5de5240
commit 21e709aa07
1 changed files with 6 additions and 1 deletions
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7
configure vendored
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@ -1752,7 +1752,7 @@ disabled with --disable-FEATURE, default is enabled if available:
guest-agent build the QEMU Guest Agent
guest-agent-msi build guest agent Windows MSI installation package
pie Position Independent Executables
modules modules support
modules modules support (non-Windows)
debug-tcg TCG debugging (default is disabled)
debug-info debugging information
sparse sparse checker
@ -2007,6 +2007,11 @@ else
QEMU_CFLAGS="$QEMU_CFLAGS -Wno-missing-braces"
fi
# Our module code doesn't support Windows
if test "$modules" = "yes" && test "$mingw32" = "yes" ; then
error_exit "Modules are not available for Windows"
fi
# Static linking is not possible with modules or PIE
if test "$static" = "yes" ; then
if test "$modules" = "yes" ; then