ObjQt  Check-in [7a43c3a524]

Overview
Comment:Check whether Qt requires PIC

Also includes a buildsys update required for this.

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SHA3-256: 7a43c3a52403830494d3bdebe9d903feb802c51b037f21f99843d71a0ca159f2
User & Date: js on 2017-04-18 00:09:15
Other Links: manifest | tags
Context
2017-04-18
02:27
Add QtAbstractButton check-in: 462c91f6d6 user: js tags: trunk
00:09
Check whether Qt requires PIC check-in: 7a43c3a524 user: js tags: trunk
2017-04-17
23:25
Add a proper build system check-in: baf52ea3b1 user: js tags: trunk
Changes
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Modified buildsys.mk.in from [f487541287] to [b35882c209].

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.m.m.dep:
	${CPP} ${CPPFLAGS} ${OBJCFLAGS} -M $< | \
	sed 's/^\([^\.]*\)\.o:/\1.o \1.lib.o \1.plugin.o:/' >$@ || \
	{ rm -f $@; false; }

.mm.mm.dep:
	${CPP} ${CPPFLAGS} ${OBJCPPFLAGS} -M $< | \
	${CPP} ${CPPFLAGS} ${OBJCXXFLAGS} -M $< | \
	sed 's/^\([^\.]*\)\.o:/\1.o \1.lib.o \1.plugin.o:/' >$@ || \
	{ rm -f $@; false; }

.S.S.dep:
	${CPP} ${CPPFLAGS} ${ASFLAGS} -M $< | \
	sed 's/^\([^\.]*\)\.o:/\1.o \1.lib.o \1.plugin.o:/' >$@ || \
	{ rm -f $@; false; }
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		${COMPILE_PLUGIN_FAILED}; \
	fi

.mm.o:
	${COMPILE_STATUS}
	in="$<"; \
	out="$@"; \
	if ${OBJCXX} ${OBJCXXFLAGS} ${OBJCFLAGS} ${CXXFLAGS} ${CPPFLAGS} ${OBJCXXFLAGS_$@} -c -o $@ $<; then \
	if ${OBJCXX} ${OBJCXXFLAGS} ${CPPFLAGS} ${OBJCXXFLAGS_$@} -c -o $@ $<; then \
		${COMPILE_OK}; \
	else \
		${COMPILE_FAILED}; \
	fi
.mm.lib.o:
	${COMPILE_LIB_STATUS}
	in="$<"; \
	out="$@"; \
	if ${OBJCXX} ${LIB_CFLAGS} ${OBJCXXFLAGS} ${OBJCFLAGS} ${CXXFLAGS} ${CPPFLAGS} ${OBJCXXFLAGS_$@} -c -o $@ $<; then \
	if ${OBJCXX} ${LIB_CFLAGS} ${OBJCXXFLAGS} ${CPPFLAGS} ${OBJCXXFLAGS_$@} -c -o $@ $<; then \
		${COMPILE_LIB_OK}; \
	else \
		${COMPILE_LIB_FAILED}; \
	fi
.mm.plugin.o:
	${COMPILE_PLUGIN_STATUS}
	in="$<"; \
	out="$@"; \
	if ${OBJCXX} ${PLUGIN_CFLAGS} ${OBJCXXFLAGS} ${OBJCFLAGS} ${CXXFLAGS} ${CPPFLAGS} ${OBJCXXFLAGS_$@} -c -o $@ $<; then \
	if ${OBJCXX} ${PLUGIN_CFLAGS} ${OBJCXXFLAGS} ${CPPFLAGS} ${OBJCXXFLAGS_$@} -c -o $@ $<; then \
		${COMPILE_PLUGIN_OK}; \
	else \
		${COMPILE_PLUGIN_FAILED}; \
	fi

.po.mo:
	${COMPILE_STATUS}
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Modified configure.ac from [edb0054b32] to [67be020224].

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])

AC_LANG([Objective C++])
AC_PROG_OBJCXX(clang++ g++)
AC_PROG_OBJCXXCPP
AC_PROG_LN_S
AC_PROG_INSTALL
AC_PROG_EGREP

CPP="$OBJCXXCPP"
CPPFLAGS="$CPPFLAGS $OBJCPPFLAGS $($OBJFW_CONFIG --cppflags)"
OBJCFLAGS="$OBJCFLAGS -Wall $($OBJFW_CONFIG --objcflags)"
LDFLAGS="$LDFLAGS $($OBJFW_CONFIG --ldflags --rpath)"
LIBS="$LIBS $($OBJFW_CONFIG --libs)"

AX_CHECK_COMPILER_FLAGS(-std=c++11, [CXXFLAGS="$CXXFLAGS -std=c++11"], [
AX_CHECK_COMPILER_FLAGS(-std=c++11, [OBJCXXFLAGS="$OBJCXXFLAGS -std=c++11"], [
	AC_MSG_ERROR(You need a compiler that supports C++11!)
])

AX_CHECK_COMPILER_FLAGS(-pipe, [OBJCFLAGS="$OBJCFLAGS -pipe"])
AX_CHECK_COMPILER_FLAGS(-fno-common, [OBJCFLAGS="$OBJCFLAGS -fno-common"])
AX_CHECK_COMPILER_FLAGS(-Wobjc-missing-property-synthesis -Werror,
	[OBJCFLAGS="$OBJCFLAGS -Wobjc-missing-property-synthesis"])
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	LIBS="$LIBS $Qt5Widgets_LIBS"
], [
	AC_MSG_ERROR(You need Qt5Widgets >= 5.5 installed!)
])
AS_IF([test x"$GOBJC" = x"yes"], [
	OBJCFLAGS="$OBJCFLAGS -Wwrite-strings -Wpointer-arith -Werror"
])

AC_MSG_CHECKING(whether Qt requires PIC)
AC_EGREP_CPP(yes, [
	#include <qglobal.h>

	#ifdef QT_REDUCE_RELOCATIONS
	yes
	#endif
], [
	OBJCXXFLAGS="$LIB_CFLAGS $OBJCXXFLAGS"
	AC_MSG_RESULT(yes)
], [
	AC_MSG_RESULT(no)
])

BUILDSYS_INIT

dnl We don't call AC_PROG_CPP or AC_PROG_OBJC, but only AC_PROG_OBJCPPCXX and
dnl set CPP and OBJCC to OBJCPPCXX and add OBJCXXCPPFLAGS to CPPFLAGS, thus we
dnl need to AC_SUBST these ourself.
AC_SUBST(CPP)
AC_SUBST(CPPFLAGS)
AC_SUBST(CXXFLAGS)
AC_SUBST(OBJCFLAGS)

AC_CONFIG_FILES([buildsys.mk extra.mk])
AC_OUTPUT