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build,qt: Drop broken check for -fPIC

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* m4/qt6.m4: Remove attempt to build a Qt program with -fPIC.
--

libtool already takes care of adding -fPIC. Moreover, building without
-fPIC succeeded even if Qt was built with -fPIC, i.e. the check didn't
work as intended.

GnuPG-bug-id: 6696
This commit is contained in:
Ingo Klöcker 2023-09-21 10:45:09 +02:00
parent 8fde9cbe22
commit 3e64856208
No known key found for this signature in database
GPG Key ID: F5A5D1692277A1E9
1 changed files with 1 additions and 21 deletions
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22
m4/qt6.m4
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@ -41,11 +41,10 @@ AC_DEFUN([FIND_QT6],
OLDCPPFLAGS=$CPPFLAGS
OLDLIBS=$LIBS
# try building without -fPIC
CPPFLAGS=$GPGME_QT6_CFLAGS
LIBS=$GPGME_QT6_LIBS
AC_LANG_PUSH(C++)
AC_MSG_CHECKING([whether a simple qt program can be built without -fPIC])
AC_MSG_CHECKING([whether a simple Qt program can be built])
AC_LINK_IFELSE([AC_LANG_SOURCE([
#include <QCoreApplication>
int main (int argc, char **argv) {
@ -55,25 +54,6 @@ AC_DEFUN([FIND_QT6],
AC_MSG_RESULT([$have_qt6_libs])
AC_LANG_POP()
if test "$have_qt6_libs" = "no" -a "$have_w32_system" != yes; then
# try building with -fPIC
CPPFLAGS="$GPGME_QT6_CFLAGS -fPIC"
LIBS=$GPGME_QT6_LIBS
AC_LANG_PUSH(C++)
AC_MSG_CHECKING([whether a simple qt program can be built with -fPIC])
AC_LINK_IFELSE([AC_LANG_SOURCE([
#include <QCoreApplication>
int main (int argc, char **argv) {
QCoreApplication app(argc, argv);
app.exec();
}])], [
have_qt6_libs='yes'
GPGME_QT6_CFLAGS="$GPGME_QT6_CFLAGS -fPIC"
], [have_qt6_libs='no'])
AC_MSG_RESULT([$have_qt6_libs])
AC_LANG_POP()
fi
CPPFLAGS=$OLDCPPFLAGS
LIBS=$OLDLIBS
fi