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1# This file is part of the FreeType project.
2#
3# Process this file with autoconf to produce a configure script.
4#
5# Copyright (C) 2001-2020 by
6# David Turner, Robert Wilhelm, and Werner Lemberg.
7#
8# This file is part of the FreeType project, and may only be used, modified,
9# and distributed under the terms of the FreeType project license,
10# LICENSE.TXT.  By continuing to use, modify, or distribute this file you
11# indicate that you have read the license and understand and accept it
12# fully.
13
14AC_INIT([FreeType], [@VERSION@], [freetype@nongnu.org], [freetype])
15AC_CONFIG_SRCDIR([ftconfig.h.in])
16
17
18# Don't forget to update `docs/VERSIONS.TXT'!
19
20version_info='23:4:17'
21AC_SUBST([version_info])
22ft_version=`echo $version_info | tr : .`
23AC_SUBST([ft_version])
24
25
26# checks for system type
27
28AC_CANONICAL_HOST
29
30
31# checks for programs
32
33AC_PROG_CC
34AC_PROG_CPP
35AC_SUBST(EXEEXT)
36
37PKG_PROG_PKG_CONFIG([0.24])
38
39LT_INIT(win32-dll)
40AC_CHECK_HEADER([windows.h], [LT_PROG_RC])
41
42
43# checks for native programs to generate building tool
44
45if test ${cross_compiling} = yes; then
46  AC_CHECK_PROG(CC_BUILD, ${build}-gcc, ${build}-gcc)
47  test -z "${CC_BUILD}" && AC_CHECK_PROG(CC_BUILD, gcc, gcc)
48  test -z "${CC_BUILD}" && AC_CHECK_PROG(CC_BUILD, cc, cc, , , /usr/ucb/cc)
49  test -z "${CC_BUILD}" && AC_MSG_ERROR([cannot find native C compiler])
50
51  AC_MSG_CHECKING([for suffix of native executables])
52  rm -f a.* b.* a_out.exe conftest.*
53  echo > conftest.c "int main() { return 0;}"
54  ${CC_BUILD} conftest.c || AC_MSG_ERROR([native C compiler is not working])
55  rm -f conftest.c
56  if test -x a.out -o -x b.out -o -x conftest; then
57    EXEEXT_BUILD=""
58  elif test -x a_out.exe -o -x conftest.exe; then
59    EXEEXT_BUILD=".exe"
60  elif test -x conftest.*; then
61    EXEEXT_BUILD=`echo conftest.* | sed -n '1s/^.*\././'`
62  fi
63  rm -f a.* b.* a_out.exe conftest.*
64  AC_MSG_RESULT($EXEEXT_BUILD)
65else
66  CC_BUILD=${CC}
67  EXEEXT_BUILD=${EXEEXT}
68fi
69
70AC_SUBST(CC_BUILD)
71AC_SUBST(EXEEXT_BUILD)
72
73
74# Since these files will be eventually called from another directory (namely
75# from the top level) we make the path of the scripts absolute.
76#
77# This small code snippet has been taken from automake's `ylwrap' script.
78
79AC_PROG_INSTALL
80case "$INSTALL" in
81[[\\/]]* | ?:[[\\/]]*)
82  ;;
83*[[\\/]]*)
84  INSTALL="`pwd`/$INSTALL"
85  ;;
86esac
87
88AC_PROG_MKDIR_P
89case "$MKDIR_P" in
90[[\\/]]* | ?:[[\\/]]*)
91  ;;
92*[[\\/]]*)
93  MKDIR_P="`pwd`/$MKDIR_P"
94  ;;
95esac
96
97
98# checks for header files
99
100AC_HEADER_STDC
101AC_CHECK_HEADERS([fcntl.h unistd.h])
102
103
104# checks for typedefs, structures, and compiler characteristics
105
106AC_C_CONST
107AC_CHECK_SIZEOF([int])
108AC_CHECK_SIZEOF([long])
109AC_TYPE_LONG_LONG_INT
110
111
112# check whether cpp computation of size of int and long in ftconfig.h.in works
113
114AC_MSG_CHECKING([whether cpp computation of bit length in ftconfig.h.in works])
115orig_CPPFLAGS="${CPPFLAGS}"
116CPPFLAGS="-I${srcdir} -I. -I${srcdir}/../../include ${CPPFLAGS}"
117
118ac_clean_files=
119if test ! -f ft2build.h; then
120  ac_clean_files=ft2build.h
121  touch ft2build.h
122fi
123
124cat > conftest.c <<\_ACEOF
125#include <limits.h>
126#define FT_CONFIG_OPTIONS_H <freetype/config/ftoption.h>
127#define FT_CONFIG_STANDARD_LIBRARY_H <freetype/config/ftstdlib.h>
128#define FT_UINT_MAX  UINT_MAX
129#define FT_ULONG_MAX ULONG_MAX
130#include "ftconfig.h.in"
131_ACEOF
132echo >> conftest.c "#if FT_SIZEOF_INT == "${ac_cv_sizeof_int}
133echo >> conftest.c "ac_cpp_ft_sizeof_int="${ac_cv_sizeof_int}
134echo >> conftest.c "#endif"
135echo >> conftest.c "#if FT_SIZEOF_LONG == "${ac_cv_sizeof_long}
136echo >> conftest.c "ac_cpp_ft_sizeof_long="${ac_cv_sizeof_long}
137echo >> conftest.c "#endif"
138
139${CPP} ${CPPFLAGS} conftest.c | ${GREP} ac_cpp_ft > conftest.sh
140eval `cat conftest.sh`
141rm -f conftest.* $ac_clean_files
142
143if test x != "x${ac_cpp_ft_sizeof_int}" \
144   -a x != x"${ac_cpp_ft_sizeof_long}"; then
145  unset ft_use_autoconf_sizeof_types
146else
147  ft_use_autoconf_sizeof_types=yes
148fi
149
150AC_ARG_ENABLE(biarch-config,
151[  --enable-biarch-config  install biarch ftconfig.h to support multiple
152                          architectures by single file], [], [])
153
154case :${ft_use_autoconf_sizeof_types}:${enable_biarch_config}: in
155  :yes:yes:)
156    AC_MSG_RESULT([broken but use it])
157    unset ft_use_autoconf_sizeof_types
158    ;;
159  ::no:)
160    AC_MSG_RESULT([works but ignore it])
161    ft_use_autoconf_sizeof_types=yes
162    ;;
163  ::yes: | :::)
164    AC_MSG_RESULT([yes])
165    unset ft_use_autoconf_sizeof_types
166    ;;
167  *)
168    AC_MSG_RESULT([no])
169    ft_use_autoconf_sizeof_types=yes
170    ;;
171esac
172
173if test x"${ft_use_autoconf_sizeof_types}" = xyes; then
174  AC_DEFINE([FT_USE_AUTOCONF_SIZEOF_TYPES], [],
175            [Define if autoconf sizeof types should be used.])
176fi
177
178CPPFLAGS="${orig_CPPFLAGS}"
179
180AC_ARG_ENABLE([freetype-config],
181  AS_HELP_STRING([--enable-freetype-config], [install freetype-config]),
182  [case "${enableval}" in
183    yes) enable_freetype_config="TRUE" ;;
184    no)  enable_freetype_config="FALSE" ;;
185    *)   AC_MSG_ERROR([unknown value '${enableval}' passed with --enable-freetype-config]) ;;
186   esac], [enable_freetype_config="FALSE"])
187
188AC_SUBST(INSTALL_FT2_CONFIG, [$enable_freetype_config])
189
190# checks for library functions
191
192AC_SYS_LARGEFILE
193
194# Here we check whether we can use our mmap file component.
195
196AC_ARG_ENABLE([mmap],
197  AS_HELP_STRING([--disable-mmap],
198                 [do not check mmap() and do not use]),
199  [enable_mmap="no"], [enable_mmap="yes"])
200if test "x${enable_mmap}" != "xno"; then
201  AC_FUNC_MMAP
202fi
203if test "x${enable_mmap}" = "xno" \
204   -o "$ac_cv_func_mmap_fixed_mapped" != "yes"; then
205  FTSYS_SRC='$(BASE_DIR)/ftsystem.c'
206else
207  FTSYS_SRC='$(BUILD_DIR)/ftsystem.c'
208
209  AC_CHECK_DECLS([munmap],
210    [],
211    [],
212    [
213
214#ifdef HAVE_UNISTD_H
215#include <unistd.h>
216#endif
217#include <sys/mman.h>
218
219    ])
220
221  FT_MUNMAP_PARAM
222fi
223AC_SUBST([FTSYS_SRC])
224
225AC_CHECK_FUNCS([memcpy memmove])
226
227
228# get compiler flags right
229#
230#   We try to make the compiler work for C89-strict source.  Even if the
231#   C compiler is gcc and C89 flags are available, some system headers
232#   (e.g., Android Bionic libc) are broken in C89 mode.  We have to check
233#   whether the compilation finishes successfully.
234#
235#   Due to bugs in mingwrt 4.0.3 we don't use `-ansi' for MinGW.
236#
237#   To avoid zillions of
238#
239#     ISO C90 does not support 'long long'
240#
241#   warnings, we disable `-pedantic' for gcc version < 4.6.
242#
243if test "x$GCC" = xyes; then
244  XX_CFLAGS="-Wall"
245  case "$host" in
246  *-*-mingw*)
247    XX_ANSIFLAGS="-pedantic"
248    ;;
249  *-*-aix*)
250    XX_ANSIFLAGS="-pedantic"
251    ;;
252  *)
253    GCC_VERSION=`$CC -dumpversion`
254    GCC_MAJOR=`echo "$GCC_VERSION" | sed 's/\([[^.]][[^.]]*\).*/\1/'`
255    GCC_MINOR=`echo "$GCC_VERSION" | sed 's/[[^.]][[^.]]*.\([[^.]][[^.]]*\).*/\1/'`
256
257    XX_PEDANTIC=-pedantic
258    if test $GCC_MAJOR -lt 4; then
259      XX_PEDANTIC=
260    else
261      if test $GCC_MAJOR -eq 4 -a $GCC_MINOR -lt 6; then
262        XX_PEDANTIC=
263      fi
264    fi
265
266    XX_ANSIFLAGS=""
267    for a in $XX_PEDANTIC -ansi
268    do
269      AC_MSG_CHECKING([gcc compiler flag ${a} to assure ANSI C works correctly])
270      orig_CFLAGS="${CFLAGS}"
271      CFLAGS="${CFLAGS} ${XX_ANSIFLAGS} ${a}"
272      AC_COMPILE_IFELSE([
273        AC_LANG_PROGRAM([
274
275#include <stdio.h>
276
277          ],
278          [
279
280            {
281              puts( "" );
282              return 0;
283            }
284
285          ])],
286        [AC_MSG_RESULT([ok, adding to XX_ANSIFLAGS])
287         XX_ANSIFLAGS="${XX_ANSIFLAGS} ${a}"
288        ],
289        [AC_MSG_RESULT([no])])
290      CFLAGS="${orig_CFLAGS}"
291    done
292    ;;
293  esac
294else
295  case "$host" in
296  *-dec-osf*)
297    CFLAGS=
298    XX_CFLAGS="-std1 -g3"
299    XX_ANSIFLAGS=
300    ;;
301  *)
302    XX_CFLAGS=
303    XX_ANSIFLAGS=
304    ;;
305  esac
306fi
307AC_SUBST([XX_CFLAGS])
308AC_SUBST([XX_ANSIFLAGS])
309
310
311# It is recommended that shared libraries hide symbols except those with
312# explicit __attribute__((visibility("default"))).
313#
314found_visibility_flag=no
315AC_MSG_CHECKING([for -fvisibility=hidden compiler flag])
316orig_CFLAGS="${CFLAGS}"
317CFLAGS="${CFLAGS} -fvisibility=hidden"
318AC_LINK_IFELSE([AC_LANG_PROGRAM([], [])],
319               [found_visibility_flag=yes
320                AC_MSG_RESULT(yes)],
321               [CFLAGS="${orig_CFLAGS}"
322                AC_MSG_RESULT(no)])
323
324if test "${found_visibility_flag}" = "no"; then
325  AC_MSG_CHECKING([for -xldscope=hidden compiler flag])
326  orig_CFLAGS="${CFLAGS}"
327  CFLAGS="${CFLAGS} -xldscope=hidden"
328  AC_LINK_IFELSE([AC_LANG_PROGRAM([], [])],
329                 [found_visibility_flag=yes
330                  AC_MSG_RESULT(yes)],
331                 [CFLAGS="${orig_CFLAGS}"
332                  AC_MSG_RESULT(no)])
333fi
334
335# All library tests below try `pkg-config' first.  If that fails, a function
336# from the library is tested in the traditional autoconf way (zlib, bzip2),
337# or a config script is called (libpng).
338#
339# The `xxx_reqpriv' variables are for the `Requires.private' field in
340# `freetype2.pc'.  The `xxx_libspriv' variables are for the `Libs.private'
341# field in `freetype2.pc' if pkg-config doesn't find a proper .pc file.
342#
343# The `xxx_libsstaticconf' variables are for the `freetype-config' script.
344#
345# Note that a call to PKG_CHECK_MODULES(XXX, ...) sets and creates the
346# output variables `XXX_CFLAGS' and `XXX_LIBS'.  In case one or both are set
347# for a library by the user, no entry for this library is added to
348# `Requires.private'.  Instead, it gets added to `Libs.private'
349
350
351# check for system zlib
352
353AC_ARG_WITH([zlib],
354  [AS_HELP_STRING([--with-zlib=@<:@yes|no|auto@:>@],
355                  [use system zlib instead of internal library @<:@default=auto@:>@])],
356  [], [with_zlib=auto])
357
358have_zlib=no
359if test x"$with_zlib" = xyes -o x"$with_zlib" = xauto; then
360  zlib_pkg="zlib"
361  have_zlib_pkg=no
362
363  if test x"$ZLIB_CFLAGS" = x -a x"$ZLIB_LIBS" = x; then
364    PKG_CHECK_EXISTS([$zlib_pkg], [have_zlib_pkg=yes])
365  fi
366  PKG_CHECK_MODULES([ZLIB], [$zlib_pkg],
367                    [have_zlib="yes (pkg-config)"], [:])
368
369  if test $have_zlib_pkg = yes; then
370    # we have zlib.pc
371    zlib_reqpriv="$zlib_pkg"
372    zlib_libspriv=
373    zlib_libsstaticconf=`$PKG_CONFIG --static --libs "$zlib_pkg"`
374  else
375    zlib_reqpriv=
376
377    if test "$have_zlib" != no; then
378      # ZLIB_CFLAGS and ZLIB_LIBS are set by the user
379      zlib_libspriv="$ZLIB_LIBS"
380      zlib_libsstaticconf="$ZLIB_LIBS"
381      have_zlib="yes (ZLIB_CFLAGS and ZLIB_LIBS)"
382    else
383      # fall back to standard autoconf test
384      AC_CHECK_LIB([z],
385                   [gzsetparams],
386                   [AC_CHECK_HEADER([zlib.h],
387                                    [have_zlib="yes (autoconf test)"
388                                     zlib_libspriv="-lz"
389                                     zlib_libsstaticconf="$zlib_libspriv"
390                                     ZLIB_LIBS="$zlib_libspriv"])])
391    fi
392  fi
393fi
394
395if test x"$with_zlib" = xyes -a "$have_zlib" = no; then
396  AC_MSG_ERROR([external zlib support requested but library not found])
397fi
398
399
400# check for system libbz2
401
402AC_ARG_WITH([bzip2],
403  [AS_HELP_STRING([--with-bzip2=@<:@yes|no|auto@:>@],
404                  [support bzip2 compressed fonts @<:@default=auto@:>@])],
405  [], [with_bzip2=auto])
406
407have_bzip2=no
408if test x"$with_bzip2" = xyes -o x"$with_bzip2" = xauto; then
409  bzip2_pkg="bzip2"
410  have_bzip2_pkg=no
411
412  if test x"$BZIP2_CFLAGS" = x -a x"$BZIP2_LIBS" = x; then
413    PKG_CHECK_EXISTS([$bzip2_pkg], [have_bzip2_pkg=yes])
414  fi
415  PKG_CHECK_MODULES([BZIP2], [$bzip2_pkg],
416                    [have_bzip2="yes (pkg-config)"], [:])
417
418  if test $have_bzip2_pkg = yes; then
419    # we have bzip2.pc
420    bzip2_reqpriv="$bzip2_pkg"
421    bzip2_libspriv=
422    bzip2_libsstaticconf=`$PKG_CONFIG --static --libs "$bzip2_pkg"`
423  else
424    bzip2_reqpriv=
425
426    if test "$have_bzip2" != no; then
427      # BZIP2_CFLAGS and BZIP2_LIBS are set by the user
428      bzip2_libspriv="$BZIP2_LIBS"
429      bzip2_libsstaticconf="$BZIP2_LIBS"
430      have_bzip2="yes (BZIP2_CFLAGS and BZIP2_LIBS)"
431    else
432      # fall back to standard autoconf test
433      AC_CHECK_LIB([bz2],
434                   [BZ2_bzDecompress],
435                   [AC_CHECK_HEADER([bzlib.h],
436                                    [have_bzip2="yes (autoconf test)"
437                                     bzip2_libspriv="-lbz2"
438                                     bzip2_libsstaticconf="$bzip2_libspriv"
439                                     BZIP2_LIBS="$bzip2_libspriv"])])
440    fi
441  fi
442fi
443
444if test x"$with_bzip2" = xyes -a "$have_bzip2" = no; then
445  AC_MSG_ERROR([bzip2 support requested but library not found])
446fi
447
448
449# check for system libpng
450
451AC_ARG_WITH([png],
452  [AS_HELP_STRING([--with-png=@<:@yes|no|auto@:>@],
453                  [support png compressed OpenType embedded bitmaps @<:@default=auto@:>@])],
454  [], [with_png=auto])
455
456have_libpng=no
457if test x"$with_png" = xyes -o x"$with_png" = xauto; then
458  libpng_pkg="libpng"
459  have_libpng_pkg=no
460
461  if test x"$LIBPNG_CFLAGS" = x -a x"$LIBPNG_LIBS" = x; then
462    PKG_CHECK_EXISTS([$libpng_pkg], [have_libpng_pkg=yes])
463  fi
464  PKG_CHECK_MODULES([LIBPNG], [$libpng_pkg],
465                    [have_libpng="yes (pkg-config)"], [:])
466
467  if test $have_libpng_pkg = yes; then
468    # we have libpng.pc
469    libpng_reqpriv="$libpng_pkg"
470    libpng_libspriv=
471    libpng_libsstaticconf=`$PKG_CONFIG --static --libs "$libpng_pkg"`
472  else
473    libpng_reqpriv=
474
475    if test "$have_libpng" != no; then
476      # LIBPNG_CFLAGS and LIBPNG_LIBS are set by the user
477      libpng_libspriv="$LIBPNG_LIBS"
478      libpng_libsstaticconf="$LIBPNG_LIBS"
479      have_libpng="yes (LIBPNG_CFLAGS and LIBPNG_LIBS)"
480    else
481      # fall back to config script
482      AC_MSG_CHECKING([for libpng-config])
483      if which libpng-config > /dev/null 2>&1; then
484        LIBPNG_CFLAGS=`libpng-config --cflags`
485        LIBPNG_LIBS=`libpng-config --ldflags`
486        libpng_libspriv=`libpng-config --static --ldflags`
487        libpng_libsstaticconf="$libpng_libspriv"
488        have_libpng="yes (libpng-config)"
489        AC_MSG_RESULT([yes])
490      else
491        AC_MSG_RESULT([no])
492      fi
493    fi
494  fi
495fi
496
497if test x"$with_png" = xyes -a "$have_libpng" = no; then
498  AC_MSG_ERROR([libpng support requested but library not found])
499fi
500
501
502# check for system libharfbuzz
503
504AC_ARG_WITH([harfbuzz],
505  [AS_HELP_STRING([--with-harfbuzz=@<:@yes|no|auto@:>@],
506                  [improve auto-hinting of OpenType fonts @<:@default=auto@:>@])],
507  [], [with_harfbuzz=auto])
508
509have_harfbuzz=no
510if test x"$with_harfbuzz" = xyes -o x"$with_harfbuzz" = xauto; then
511  harfbuzz_pkg="harfbuzz >= 1.8.0"
512  have_harfbuzz_pkg=no
513
514  if test x"$HARFBUZZ_CFLAGS" = x -a x"$HARFBUZZ_LIBS" = x; then
515    PKG_CHECK_EXISTS([$harfbuzz_pkg], [have_harfbuzz_pkg=yes])
516  fi
517  PKG_CHECK_MODULES([HARFBUZZ], [$harfbuzz_pkg],
518                    [have_harfbuzz="yes (pkg-config)"], [:])
519
520  if test $have_harfbuzz_pkg = yes; then
521    # we have harfbuzz.pc
522    harfbuzz_reqpriv="$harfbuzz_pkg"
523    harfbuzz_libspriv=
524    harfbuzz_libsstaticconf=`$PKG_CONFIG --static --libs "$harfbuzz_pkg"`
525  else
526    harfbuzz_reqpriv=
527
528    if test "$have_harfbuzz" != no; then
529      # HARFBUZZ_CFLAGS and HARFBUZZ_LIBS are set by the user
530      harfbuzz_libspriv="$HARFBUZZ_LIBS"
531      harfbuzz_libsstaticconf="$HARFBUZZ_LIBS"
532      have_harfbuzz="yes (HARFBUZZ_CFLAGS and HARFBUZZ_LIBS)"
533    else
534      # since HarfBuzz is quite a new library we don't fall back to a
535      # different test; additionally, it has too many dependencies
536      :
537    fi
538  fi
539fi
540
541if test x"$with_harfbuzz" = xyes -a "$have_harfbuzz" = no; then
542  AC_MSG_ERROR([harfbuzz support requested but library not found])
543fi
544
545
546# check for system libbrotlidec
547
548AC_ARG_WITH([brotli],
549  [AS_HELP_STRING([--with-brotli=@<:@yes|no|auto@:>@],
550                  [support decompression of WOFF2 streams @<:@default=auto@:>@])],
551  [], [with_brotli=auto])
552
553have_brotli=no
554if test x"$with_brotli" = xyes -o x"$with_brotli" = xauto; then
555  brotli_pkg="libbrotlidec"
556  have_brotli_pkg=no
557
558  if test x"$BROTLI_CFLAGS" = x -a x"$BROTLI_LIBS" = x; then
559    PKG_CHECK_EXISTS([$brotli_pkg], [have_brotli_pkg=yes])
560  fi
561  PKG_CHECK_MODULES([BROTLI], [$brotli_pkg],
562                    [have_brotli="yes (pkg-config)"], [:])
563
564  if test $have_brotli_pkg = yes; then
565    # we have libbrotlidec.pc
566    brotli_reqpriv="$brotli_pkg"
567    brotli_libspriv=
568    brotli_libsstaticconf=`$PKG_CONFIG --static --libs "$brotli_pkg"`
569  else
570    brotli_reqpriv=
571
572    if test "$have_brotli" != no; then
573      # BROTLI_CFLAGS and BROTLI_LIBS are set by the user
574      brotli_libspriv="$BROTLI_LIBS"
575      brotli_libsstaticconf="$BROTLI_LIBS"
576      have_brotli="yes (BROTLI_CFLAGS and BROTLI_LIBS)"
577    else
578      # since Brotli is quite a new library we don't fall back to a
579      # different test
580      :
581    fi
582  fi
583fi
584
585if test x"$with_brotli" = xyes -a "$have_brotli" = no; then
586  AC_MSG_ERROR([brotli support requested but library not found])
587fi
588
589
590# check for librt
591#
592# We need `clock_gettime' for the `ftbench' demo program.
593#
594# The code is modeled after gnulib's file `clock_time.m4', ignoring
595# very old Solaris systems.
596
597LIB_CLOCK_GETTIME=
598AC_SEARCH_LIBS([clock_gettime],
599               [rt],
600               [test "$ac_cv_search_clock_gettime" = "none required" \
601                || LIB_CLOCK_GETTIME=$ac_cv_search_clock_gettime])
602AC_SUBST([LIB_CLOCK_GETTIME])
603
604
605# Some options handling SDKs/archs in CFLAGS should be copied
606# to LDFLAGS. Apple TechNote 2137 recommends to include these
607# options in CFLAGS but not in LDFLAGS.
608
609save_config_args=$*
610set dummy ${CFLAGS}
611i=1
612while test $i -le $#
613do
614  c=$1
615
616  case "${c}" in
617  -isysroot|-arch) # options taking 1 argument
618    a=$2
619    AC_MSG_CHECKING([whether CFLAGS and LDFLAGS share ${c} ${a}])
620    if expr " ${LDFLAGS} " : ".* ${c} *${a}.*" > /dev/null
621    then
622      AC_MSG_RESULT([yes])
623    else
624      AC_MSG_RESULT([no, copy to LDFLAGS])
625      LDFLAGS="${LDFLAGS} ${c} ${a}"
626    fi
627    shift 1
628    ;;
629  -m32|-m64|-march=*|-mcpu=*) # options taking no argument
630    AC_MSG_CHECKING([whether CFLAGS and LDFLAGS share ${c}])
631    if expr " ${LDFLAGS} " : ".* ${c} *${a}.*" > /dev/null
632    then
633      AC_MSG_RESULT([yes])
634    else
635      AC_MSG_RESULT([no, copy to LDFLAGS])
636      LDFLAGS="${LDFLAGS} ${c}"
637    fi
638    ;;
639  # *)
640  #   AC_MSG_RESULT([${c} is not copied to LDFLAGS])
641  #   ;;
642  esac
643
644  shift 1
645done
646set ${save_config_args}
647
648
649# Whether to use Mac OS resource-based fonts.
650
651ftmac_c="" # src/base/ftmac.c should not be included in makefiles by default
652
653AC_ARG_WITH([old-mac-fonts],
654  AS_HELP_STRING([--with-old-mac-fonts],
655                 [allow Mac resource-based fonts to be used]))
656if test x$with_old_mac_fonts = xyes; then
657  orig_LDFLAGS="${LDFLAGS}"
658  AC_MSG_CHECKING([CoreServices & ApplicationServices of Mac OS X])
659  ft2_extra_libs="-Wl,-framework,CoreServices -Wl,-framework,ApplicationServices"
660  LDFLAGS="$LDFLAGS $ft2_extra_libs"
661  AC_LINK_IFELSE([
662    AC_LANG_PROGRAM([
663
664#if defined(__GNUC__) && defined(__APPLE_CC__)
665# include <CoreServices/CoreServices.h>
666# include <ApplicationServices/ApplicationServices.h>
667#else
668# include <ConditionalMacros.h>
669# include <Files.h>
670#endif
671
672      ],
673      [
674
675        short res = 0;
676
677
678        UseResFile( res );
679
680      ])],
681    [AC_MSG_RESULT([ok])
682     ftmac_c='ftmac.c'
683     AC_MSG_CHECKING([whether OS_INLINE macro is ANSI compatible])
684     orig_CFLAGS="$CFLAGS -DFT_MACINTOSH"
685     CFLAGS="$CFLAGS $XX_CFLAGS $XX_ANSIFLAGS"
686     AC_COMPILE_IFELSE([
687       AC_LANG_PROGRAM([
688
689#if defined(__GNUC__) && defined(__APPLE_CC__)
690# include <CoreServices/CoreServices.h>
691# include <ApplicationServices/ApplicationServices.h>
692#else
693# include <ConditionalMacros.h>
694# include <Files.h>
695#endif
696
697         ],
698         [
699
700           /* OSHostByteOrder() is typed as OS_INLINE */
701           int32_t  os_byte_order = OSHostByteOrder();
702
703
704           if ( OSBigEndian != os_byte_order )
705             return 1;
706
707         ])],
708       [AC_MSG_RESULT([ok])
709        CFLAGS="$orig_CFLAGS"
710        CFLAGS="$CFLAGS -DHAVE_ANSI_OS_INLINE=1"
711       ],
712       [AC_MSG_RESULT([no, ANSI incompatible])
713        CFLAGS="$orig_CFLAGS"
714       ])
715     AC_MSG_CHECKING([type ResourceIndex])
716     orig_CFLAGS="$CFLAGS"
717     CFLAGS="$CFLAGS $XX_CFLAGS $XX_ANSIFLAGS"
718     AC_COMPILE_IFELSE([
719       AC_LANG_PROGRAM([
720
721#if defined(__GNUC__) && defined(__APPLE_CC__)
722# include <CoreServices/CoreServices.h>
723# include <ApplicationServices/ApplicationServices.h>
724#else
725# include <ConditionalMacros.h>
726# include <Files.h>
727# include <Resources.h>
728#endif
729
730         ],
731         [
732
733           ResourceIndex i = 0;
734           return i;
735
736         ])],
737       [AC_MSG_RESULT([ok])
738        CFLAGS="$orig_CFLAGS"
739        CFLAGS="$CFLAGS -DHAVE_TYPE_RESOURCE_INDEX=1"
740       ],
741       [AC_MSG_RESULT([no])
742        CFLAGS="$orig_CFLAGS"
743        CFLAGS="$CFLAGS -DHAVE_TYPE_RESOURCE_INDEX=0"
744       ])],
745    [AC_MSG_RESULT([not found])
746     ft2_extra_libs=""
747     LDFLAGS="${orig_LDFLAGS}"
748     CFLAGS="$CFLAGS -DDARWIN_NO_CARBON"])
749else
750  case x$host_os in
751  xdarwin*)
752    dnl AC_MSG_WARN([host system is MacOS but configured to build without Carbon])
753    CFLAGS="$CFLAGS -DDARWIN_NO_CARBON"
754    ;;
755  *)
756    ;;
757  esac
758fi
759
760
761# Whether to use FileManager, which is deprecated since Mac OS X 10.4.
762
763AC_ARG_WITH([fsspec],
764  AS_HELP_STRING([--with-fsspec],
765                 [use obsolete FSSpec API of MacOS, if available (default=yes)]))
766if test x$with_fsspec = xno; then
767  CFLAGS="$CFLAGS -DHAVE_FSSPEC=0"
768elif test x$with_old_mac_fonts = xyes -a x$with_fsspec != x; then
769  AC_MSG_CHECKING([FSSpec-based FileManager])
770  AC_LINK_IFELSE([
771    AC_LANG_PROGRAM([
772
773#if defined(__GNUC__) && defined(__APPLE_CC__)
774# include <CoreServices/CoreServices.h>
775# include <ApplicationServices/ApplicationServices.h>
776#else
777# include <ConditionalMacros.h>
778# include <Files.h>
779#endif
780
781      ],
782      [
783
784        FCBPBPtr          paramBlock;
785        short             vRefNum;
786        long              dirID;
787        ConstStr255Param  fileName;
788        FSSpec*           spec;
789
790
791        /* FSSpec functions: deprecated since Mac OS X 10.4 */
792        PBGetFCBInfoSync( paramBlock );
793        FSMakeFSSpec( vRefNum, dirID, fileName, spec );
794
795      ])],
796    [AC_MSG_RESULT([ok])
797     CFLAGS="$CFLAGS -DHAVE_FSSPEC=1"],
798    [AC_MSG_RESULT([not found])
799     CFLAGS="$CFLAGS -DHAVE_FSSPEC=0"])
800fi
801
802
803# Whether to use FileManager in Carbon since MacOS 9.x.
804
805AC_ARG_WITH([fsref],
806  AS_HELP_STRING([--with-fsref],
807                 [use Carbon FSRef API of MacOS, if available (default=yes)]))
808if test x$with_fsref = xno; then
809  AC_MSG_WARN([
810*** WARNING
811    FreeType2 built without FSRef API cannot load
812    data-fork fonts on MacOS, except of XXX.dfont.
813    ])
814  CFLAGS="$CFLAGS -DHAVE_FSREF=0"
815elif test x$with_old_mac_fonts = xyes -a x$with_fsref != x; then
816  AC_MSG_CHECKING([FSRef-based FileManager])
817  AC_LINK_IFELSE([
818    AC_LANG_PROGRAM([
819
820#if defined(__GNUC__) && defined(__APPLE_CC__)
821# include <CoreServices/CoreServices.h>
822# include <ApplicationServices/ApplicationServices.h>
823#else
824# include <ConditionalMacros.h>
825# include <Files.h>
826#endif
827
828      ],
829      [
830
831        short                vRefNum;
832        long                 dirID;
833        ConstStr255Param     fileName;
834
835        Boolean*             isDirectory;
836        UInt8*               path;
837        SInt16               desiredRefNum;
838        SInt16*              iterator;
839        SInt16*              actualRefNum;
840        HFSUniStr255*        outForkName;
841        FSVolumeRefNum       volume;
842        FSCatalogInfoBitmap  whichInfo;
843        FSCatalogInfo*       catalogInfo;
844        FSForkInfo*          forkInfo;
845        FSRef*               ref;
846
847#if HAVE_FSSPEC
848        FSSpec*              spec;
849#endif
850
851        /* FSRef functions: no need to check? */
852        FSGetForkCBInfo( desiredRefNum, volume, iterator,
853                         actualRefNum, forkInfo, ref,
854                         outForkName );
855        FSPathMakeRef( path, ref, isDirectory );
856
857#if HAVE_FSSPEC
858        FSpMakeFSRef ( spec, ref );
859        FSGetCatalogInfo( ref, whichInfo, catalogInfo,
860                          outForkName, spec, ref );
861#endif
862      ])],
863    [AC_MSG_RESULT([ok])
864     CFLAGS="$CFLAGS -DHAVE_FSREF=1"],
865    [AC_MSG_RESULT([not found])
866     CFLAGS="$CFLAGS -DHAVE_FSREF=0"])
867fi
868
869
870# Whether to use QuickDraw API in ToolBox, which is deprecated since
871# Mac OS X 10.4.
872
873AC_ARG_WITH([quickdraw-toolbox],
874  AS_HELP_STRING([--with-quickdraw-toolbox],
875                 [use MacOS QuickDraw in ToolBox, if available (default=yes)]))
876if test x$with_quickdraw_toolbox = xno; then
877  CFLAGS="$CFLAGS -DHAVE_QUICKDRAW_TOOLBOX=0"
878elif test x$with_old_mac_fonts = xyes -a x$with_quickdraw_toolbox != x; then
879  AC_MSG_CHECKING([QuickDraw FontManager functions in ToolBox])
880  AC_LINK_IFELSE([
881    AC_LANG_PROGRAM([
882
883#if defined(__GNUC__) && defined(__APPLE_CC__)
884# include <CoreServices/CoreServices.h>
885# include <ApplicationServices/ApplicationServices.h>
886#else
887# include <ConditionalMacros.h>
888# include <Fonts.h>
889#endif
890
891      ],
892      [
893
894        Str255     familyName;
895        SInt16     familyID   = 0;
896        FMInput*   fmIn       = NULL;
897        FMOutput*  fmOut      = NULL;
898
899
900        GetFontName( familyID, familyName );
901        GetFNum( familyName, &familyID );
902        fmOut = FMSwapFont( fmIn );
903
904      ])],
905    [AC_MSG_RESULT([ok])
906     CFLAGS="$CFLAGS -DHAVE_QUICKDRAW_TOOLBOX=1"],
907    [AC_MSG_RESULT([not found])
908     CFLAGS="$CFLAGS -DHAVE_QUICKDRAW_TOOLBOX=0"])
909fi
910
911
912# Whether to use QuickDraw API in Carbon, which is deprecated since
913# Mac OS X 10.4.
914
915AC_ARG_WITH([quickdraw-carbon],
916  AS_HELP_STRING([--with-quickdraw-carbon],
917                 [use MacOS QuickDraw in Carbon, if available (default=yes)]))
918if test x$with_quickdraw_carbon = xno; then
919  CFLAGS="$CFLAGS -DHAVE_QUICKDRAW_CARBON=0"
920elif test x$with_old_mac_fonts = xyes -a x$with_quickdraw_carbon != x; then
921  AC_MSG_CHECKING([QuickDraw FontManager functions in Carbon])
922  AC_LINK_IFELSE([
923    AC_LANG_PROGRAM([
924
925#if defined(__GNUC__) && defined(__APPLE_CC__)
926# include <CoreServices/CoreServices.h>
927# include <ApplicationServices/ApplicationServices.h>
928#else
929# include <ConditionalMacros.h>
930# include <Fonts.h>
931#endif
932
933      ],
934      [
935
936        FMFontFamilyIterator          famIter;
937        FMFontFamily                  family;
938        Str255                        famNameStr;
939        FMFontFamilyInstanceIterator  instIter;
940        FMFontStyle                   style;
941        FMFontSize                    size;
942        FMFont                        font;
943        FSSpec*                       pathSpec;
944
945
946        FMCreateFontFamilyIterator( NULL, NULL, kFMUseGlobalScopeOption,
947                                    &famIter );
948        FMGetNextFontFamily( &famIter, &family );
949        FMGetFontFamilyName( family, famNameStr );
950        FMCreateFontFamilyInstanceIterator( family, &instIter );
951        FMGetNextFontFamilyInstance( &instIter, &font, &style, &size );
952        FMDisposeFontFamilyInstanceIterator( &instIter );
953        FMDisposeFontFamilyIterator( &famIter );
954        FMGetFontContainer( font, pathSpec );
955
956      ])],
957    [AC_MSG_RESULT([ok])
958     CFLAGS="$CFLAGS -DHAVE_QUICKDRAW_CARBON=1"],
959    [AC_MSG_RESULT([not found])
960     CFLAGS="$CFLAGS -DHAVE_QUICKDRAW_CARBON=0"])
961fi
962
963
964# Whether to use AppleTypeService since Mac OS X.
965
966AC_ARG_WITH([ats],
967  AS_HELP_STRING([--with-ats],
968                 [use AppleTypeService, if available (default=yes)]))
969if test x$with_ats = xno; then
970  CFLAGS="$CFLAGS -DHAVE_ATS=0"
971elif test x$with_old_mac_fonts = xyes -a x$with_ats != x; then
972  AC_MSG_CHECKING([AppleTypeService functions])
973  AC_LINK_IFELSE([
974    AC_LANG_PROGRAM([
975
976#if defined(__GNUC__) && defined(__APPLE_CC__)
977# include <CoreServices/CoreServices.h>
978# include <ApplicationServices/ApplicationServices.h>
979#else
980# include <ConditionalMacros.h>
981# include <Files.h>
982#endif
983
984      ],
985      [
986
987        FSSpec*  pathSpec;
988
989
990        ATSFontFindFromName( NULL, kATSOptionFlagsUnRestrictedScope );
991#if HAVE_FSSPEC
992        ATSFontGetFileSpecification( 0, pathSpec );
993#endif
994
995      ])],
996    [AC_MSG_RESULT([ok])
997     CFLAGS="$CFLAGS -DHAVE_ATS=1"],
998    [AC_MSG_RESULT([not found])
999     CFLAGS="$CFLAGS -DHAVE_ATS=0"])
1000fi
1001
1002case "$CFLAGS" in
1003  *HAVE_FSSPEC* | *HAVE_FSREF* | *HAVE_QUICKDRAW* | *HAVE_ATS* )
1004    AC_MSG_WARN([
1005*** WARNING
1006    FSSpec/FSRef/QuickDraw/ATS options are explicitly given,
1007    thus it is recommended to replace src/base/ftmac.c by builds/mac/ftmac.c.
1008    ])
1009    CFLAGS="$CFLAGS "'-I$(TOP_DIR)/builds/mac/'
1010    ;;
1011  *)
1012    ;;
1013esac
1014
1015# Check for Python and docwriter
1016
1017have_py3=no
1018have_docwriter=no
1019PIP=pip
1020
1021AC_CHECK_PROGS([PYTHON], [python3 python], [missing])
1022if test "x$PYTHON" != "xmissing"; then
1023  AX_PROG_PYTHON_VERSION([3.5], [have_py3=yes], [])
1024
1025  if test "x$have_py3" = "xyes"; then
1026    PIP="$PYTHON -m $PIP"
1027    AC_MSG_CHECKING([for \`docwriter' Python module])
1028    $PYTHON -m docwriter -h > /dev/null 2>&1
1029    if test "x$?" = "x0"; then
1030      have_docwriter=yes
1031      AC_MSG_RESULT([yes])
1032    else
1033      AC_MSG_RESULT([no])
1034    fi
1035  fi
1036fi
1037
1038
1039# entries in Requires.private are separated by commas
1040REQUIRES_PRIVATE="$zlib_reqpriv,     \
1041                  $bzip2_reqpriv,    \
1042                  $libpng_reqpriv,   \
1043                  $harfbuzz_reqpriv, \
1044                  $brotli_reqpriv"
1045# beautify
1046REQUIRES_PRIVATE=`echo "$REQUIRES_PRIVATE" \
1047                  | sed -e 's/^  *//'      \
1048                        -e 's/  *$//'      \
1049                        -e 's/, */,/g'     \
1050                        -e 's/,,*/,/g'     \
1051                        -e 's/^,*//'       \
1052                        -e 's/,*$//'       \
1053                        -e 's/,/, /g'`
1054
1055LIBS_PRIVATE="$zlib_libspriv     \
1056              $bzip2_libspriv    \
1057              $libpng_libspriv   \
1058              $harfbuzz_libspriv \
1059              $brotli_libspriv   \
1060              $ft2_extra_libs"
1061# beautify
1062LIBS_PRIVATE=`echo "$LIBS_PRIVATE"  \
1063              | sed -e 's/^  *//'   \
1064                    -e 's/  *$//'   \
1065                    -e 's/  */ /g'`
1066
1067LIBSSTATIC_CONFIG="-lfreetype               \
1068                   $zlib_libsstaticconf     \
1069                   $bzip2_libsstaticconf    \
1070                   $libpng_libsstaticconf   \
1071                   $harfbuzz_libsstaticconf \
1072                   $brotli_libsstaticconf   \
1073                   $ft2_extra_libs"
1074# remove -L/usr/lib and -L/usr/lib64 since `freetype-config' adds them later
1075# on if necessary; also beautify
1076LIBSSTATIC_CONFIG=`echo "$LIBSSTATIC_CONFIG"          \
1077                   | sed -e 's|-L */usr/lib64/* | |g' \
1078                         -e 's|-L */usr/lib/* | |g'   \
1079                         -e 's/^  *//'                \
1080                         -e 's/  *$//'                \
1081                         -e 's/  */ /g'`
1082
1083
1084AC_SUBST([ftmac_c])
1085AC_SUBST([REQUIRES_PRIVATE])
1086AC_SUBST([LIBS_PRIVATE])
1087AC_SUBST([LIBSSTATIC_CONFIG])
1088
1089AC_SUBST([hardcode_libdir_flag_spec])
1090AC_SUBST([wl])
1091AC_SUBST([build_libtool_libs])
1092
1093
1094# changing LDFLAGS value should only be done after
1095# lt_cv_prog_compiler_static_works test
1096
1097ftoption_set()
1098{
1099  regexp="-e \\\"s|.*#.*def.*$1.*|#define $1|\\\""
1100  FTOPTION_H_SED="$FTOPTION_H_SED $regexp"
1101}
1102
1103ftoption_unset()
1104{
1105  regexp="-e \\\"s|.*#.*def.*$1.*|/* #undef $1 */|\\\""
1106  FTOPTION_H_SED="$FTOPTION_H_SED $regexp"
1107}
1108
1109if test "$have_zlib" != no; then
1110  CFLAGS="$CFLAGS $ZLIB_CFLAGS"
1111  LDFLAGS="$LDFLAGS $ZLIB_LIBS"
1112  ftoption_set FT_CONFIG_OPTION_SYSTEM_ZLIB
1113else
1114  ftoption_unset FT_CONFIG_OPTION_SYSTEM_ZLIB
1115fi
1116if test "$have_bzip2" != no; then
1117  CFLAGS="$CFLAGS $BZIP2_CFLAGS"
1118  LDFLAGS="$LDFLAGS $BZIP2_LIBS"
1119  ftoption_set FT_CONFIG_OPTION_USE_BZIP2
1120else
1121  ftoption_unset FT_CONFIG_OPTION_USE_BZIP2
1122fi
1123if test "$have_libpng" != no; then
1124  CFLAGS="$CFLAGS $LIBPNG_CFLAGS"
1125  LDFLAGS="$LDFLAGS $LIBPNG_LIBS"
1126  ftoption_set FT_CONFIG_OPTION_USE_PNG
1127else
1128  ftoption_unset FT_CONFIG_OPTION_USE_PNG
1129fi
1130if test "$have_harfbuzz" != no; then
1131  CFLAGS="$CFLAGS $HARFBUZZ_CFLAGS"
1132  LDFLAGS="$LDFLAGS $HARFBUZZ_LIBS"
1133  ftoption_set FT_CONFIG_OPTION_USE_HARFBUZZ
1134else
1135  ftoption_unset FT_CONFIG_OPTION_USE_HARFBUZZ
1136fi
1137if test "$have_brotli" != no; then
1138  CFLAGS="$CFLAGS $BROTLI_CFLAGS"
1139  LDFLAGS="$LDFLAGS $BROTLI_LIBS"
1140  ftoption_set FT_CONFIG_OPTION_USE_BROTLI
1141else
1142  ftoption_unset FT_CONFIG_OPTION_USE_BROTLI
1143fi
1144
1145AC_SUBST([CFLAGS])
1146AC_SUBST([LDFLAGS])
1147
1148# We don't want to use a template file for `ftoption.h', since compilation
1149# should work without calling a configure script also.  For this reason, we
1150# copy the `include/freetype/config/ftoption.h' file to the `unix/builds'
1151# directory (using a dummy `AC_CONFIG_FILES' call) and apply the just
1152# constructed $FTOPTION_H_SED regexp (using the post-action of
1153# `AC_CONFIG_FILES'); this is also the version that gets installed later on.
1154#
1155AC_CONFIG_FILES([ftoption.h:${srcdir}/../../include/freetype/config/ftoption.h],
1156  [mv ftoption.h ftoption.tmp
1157   eval "sed $FTOPTION_H_SED < ftoption.tmp > ftoption.h"
1158   rm ftoption.tmp],
1159  [FTOPTION_H_SED="$FTOPTION_H_SED"])
1160
1161AC_CONFIG_HEADERS([ftconfig.h])
1162
1163# create the Unix-specific sub-Makefiles `builds/unix/unix-def.mk'
1164# and `builds/unix/unix-cc.mk' that will be used by the build system
1165#
1166AC_CONFIG_FILES([unix-cc.mk:unix-cc.in
1167                 unix-def.mk:unix-def.in])
1168
1169AC_OUTPUT
1170
1171AC_MSG_NOTICE([
1172
1173Library configuration:
1174  external zlib: $have_zlib
1175  bzip2:         $have_bzip2
1176  libpng:        $have_libpng
1177  harfbuzz:      $have_harfbuzz
1178  brotli:        $have_brotli
1179])
1180
1181# Warn if docwriter is not installed
1182
1183if test $have_docwriter = no; then
1184  AC_MSG_WARN([
1185  \`make refdoc' will fail since pip package \`docwriter' is not installed.
1186  To install, run \`$PIP install docwriter', or to use a Python
1187  virtual environment, run \`make refdoc-venv' (requires pip package
1188  \`virtualenv'). These operations require Python >= 3.5.
1189  ])
1190fi
1191
1192# end of configure.raw
1193