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autoconf: add checking message for Qt PIC stuff
author Paper <paper@paper.us.eu.org>
date Wed, 08 May 2024 17:32:28 -0400
parents 3dbf01233fec
children 9a88e1725fd2
comparison
equal deleted inserted replaced
289:3dbf01233fec 290:9347e2eaf6e5
9 9
10 AM_INIT_AUTOMAKE([-Wall -Wportability foreign subdir-objects]) 10 AM_INIT_AUTOMAKE([-Wall -Wportability foreign subdir-objects])
11 11
12 dnl need C compiler for utf8proc 12 dnl need C compiler for utf8proc
13 AC_PROG_CC 13 AC_PROG_CC
14 AC_LANG([C++])
15 14
16 dnl Do we have a C++17 compiler 15 dnl Do we have a C++17 compiler
17 AC_PROG_CXX 16 AC_PROG_CXX
18 AX_CXX_COMPILE_STDCXX([17], [noext], [mandatory]) 17 AX_CXX_COMPILE_STDCXX([17], [noext], [mandatory])
18 AC_LANG([C++])
19 19
20 dnl Init libtool 20 dnl Init libtool
21 AM_PROG_AR 21 AM_PROG_AR
22 LT_INIT 22 LT_INIT
23 23
42 dnl 42 dnl
43 dnl Unfortunately there's no way to check for this 43 dnl Unfortunately there's no way to check for this
44 dnl without using qmake (bleugh), so we use this check 44 dnl without using qmake (bleugh), so we use this check
45 dnl to see if qglobal.h can be included without PIC. 45 dnl to see if qglobal.h can be included without PIC.
46 46
47 AC_MSG_CHECKING([for Qt requiring -fPIC])
48
47 saved_CXXFLAGS="$CXXFLAGS" 49 saved_CXXFLAGS="$CXXFLAGS"
48 CXXFLAGS="$CXXFLAGS $QT_CFLAGS" 50 CXXFLAGS="$CXXFLAGS $QT_CFLAGS"
49 AC_COMPILE_IFELSE( 51 AC_COMPILE_IFELSE(
50 [AC_LANG_PROGRAM([#include <qglobal.h>], [])], 52 [AC_LANG_PROGRAM([#include <qglobal.h>], [])],
51 [CXXFLAGS="$saved_CXXFLAGS"], 53 [
52 [CXXFLAGS="$saved_CXXFLAGS -fPIC"] 54 AC_MSG_RESULT([no])
55 CXXFLAGS="$saved_CXXFLAGS"
56 ],
57 [
58 AC_MSG_RESULT([yes])
59 CXXFLAGS="$saved_CXXFLAGS -fPIC -DPIC"
60 ]
53 ) 61 )
54 62
55 dnl need this for moc 63 dnl need this for moc
56 AC_PROG_MKDIR_P 64 AC_PROG_MKDIR_P
57 AC_SUBST([MKDIR_P]) 65 AC_SUBST([MKDIR_P])