1: dnl Copyright (C) 1999-2009 Free Software Foundation, Inc.
2: dnl This file is part of the GNU LIBICONV Library.
3: dnl
4: dnl The GNU LIBICONV Library is free software; you can redistribute it
5: dnl and/or modify it under the terms of the GNU Library General Public
6: dnl License as published by the Free Software Foundation; either version 2
7: dnl of the License, or (at your option) any later version.
8: dnl
9: dnl The GNU LIBICONV Library is distributed in the hope that it will be
10: dnl useful, but WITHOUT ANY WARRANTY; without even the implied warranty of
11: dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12: dnl Library General Public License for more details.
13: dnl
14: dnl You should have received a copy of the GNU Library General Public
15: dnl License along with the GNU LIBICONV Library; see the file COPYING.LIB.
16: dnl If not, write to the Free Software Foundation, Inc., 51 Franklin Street,
17: dnl Fifth Floor, Boston, MA 02110-1301, USA.
18:
19: AC_PREREQ([2.60])
20: AC_INIT
21: AC_CONFIG_SRCDIR([lib/iconv.c])
22: AC_CONFIG_AUX_DIR([build-aux])
23: AM_INIT_AUTOMAKE([libiconv], [1.13.1])
24: AC_CONFIG_HEADERS([config.h lib/config.h])
25: AC_PROG_MAKE_SET
26:
27: dnl checks for basic programs
28:
29: AC_PROG_CC
30: AC_PROG_CPP
31: AC_PROG_INSTALL
32:
33: AC_PATH_PROG([STRIP], [strip], [:]) dnl sets STRIP
34: AM_PROG_INSTALL_STRIP dnl overrides STRIP when cross-compiling,
35: dnl sets INSTALL_STRIP_PROGRAM
36:
37: dnl check for host type
38:
39: AC_CANONICAL_HOST
40:
41: dnl hack
42:
43: dnl Hack to work around limitations of automake and error.m4 regarding LIBOBJS.
44: dnl "srclib/Makefile.am:32: automatically discovered file `error.h' should not be explicitly mentioned"
45: AC_DEFUN([my_SRCLIB_OBJ],[SRCLIBOBJS="$SRCLIBOBJS $1.$ac_objext"])
46: AC_DEFUN([my_SRCLIB_REPLACE_FUNCS], [AC_CHECK_FUNCS([$1], , [my_SRCLIB_OBJ($ac_func)])])
47: m4_pushdef([AC_LIBOBJ], m4_defn([my_SRCLIB_OBJ]))
48: m4_pushdef([AC_REPLACE_FUNCS], m4_defn([my_SRCLIB_REPLACE_FUNCS]))
49:
50: dnl checks for UNIX variants that set DEFS
51:
52: gl_EARLY
53:
54: dnl checks for installer options
55:
56: gl_RELOCATABLE([srclib])
57:
58: AC_ARG_ENABLE([extra-encodings],
59: [AC_HELP_STRING([--enable-extra-encodings],
60: [add support for a few rarely used encodings])],
61: [AC_DEFINE([ENABLE_EXTRA], 1,
62: [Define to 1 to enable a few rarely used encodings.])
63: USE_EXTRA_ENCODINGS=yes],
64: [USE_EXTRA_ENCODINGS=no])
65: AC_SUBST([USE_EXTRA_ENCODINGS])
66:
67: dnl checks for programs
68:
69: CL_PROG_CP
70: CL_PROG_LN
71: AC_PROG_LN_S
72:
73: dnl checks for compiler output filename suffixes
74:
75: AC_OBJEXT
76: AC_EXEEXT
77:
78: dnl check for build configuration
79:
80: LT_INIT([disable-static win32-dll])
81:
82: dnl Prepares the libtool configuration for handling of Windows resources, and
83: dnl sets the RC variable to a program that compiles Windows resource files.
84: LT_LANG([Windows Resource])
85:
86: dnl On mingw and Cygwin, we can activate special Makefile rules which add
87: dnl version information to the executables.
88: case "$host_os" in
89: mingw* | cygwin*) is_woe32=yes ;;
90: *) is_woe32=no ;;
91: esac
92: WOE32=$is_woe32
93: AC_SUBST([WOE32])
94: if test $WOE32 = yes; then
95: dnl Check for a program that compiles Windows resource files.
96: AC_CHECK_TOOL([WINDRES], [windres])
97: fi
98:
99: gl_VISIBILITY
100: AM_ICONV
101: AM_GNU_GETTEXT([external], [need-ngettext])
102:
103: dnl checks for typedefs
104:
105: AC_TYPE_MBSTATE_T
106: gt_TYPE_WCHAR_T
107:
108: dnl checks for header files, functions and declarations
109:
110: if test "$am_cv_func_iconv" = yes -a -n "$am_cv_proto_iconv_arg1"; then
111: ICONV_CONST="const"
112: else
113: ICONV_CONST=""
114: fi
115: AC_SUBST([ICONV_CONST])
116:
117: if test $gt_cv_c_wchar_t = yes; then
118: HAVE_WCHAR_T=1
119: else
120: HAVE_WCHAR_T=0
121: fi
122: AC_SUBST([HAVE_WCHAR_T])
123:
124: AC_CHECK_FUNCS([getc_unlocked mbrtowc wcrtomb mbsinit setlocale])
125:
126: dnl mbstate_t is used if HAVE_WCRTOMB || HAVE_MBRTOWC, see lib/loop_wchar.h.
127: if test $ac_cv_func_wcrtomb = yes || test $ac_cv_func_mbrtowc = yes; then
128: USE_MBSTATE_T=1
129: else
130: USE_MBSTATE_T=0
131: fi
132: AC_SUBST([USE_MBSTATE_T])
133:
134: AC_CACHE_CHECK([whether <wchar.h> is standalone],
135: [gl_cv_header_wchar_h_standalone],
136: [AC_COMPILE_IFELSE([[#include <wchar.h>
137: wchar_t w;]],
138: [gl_cv_header_wchar_h_standalone=yes],
139: [gl_cv_header_wchar_h_standalone=no])])
140: if test $gl_cv_header_wchar_h_standalone = yes; then
141: BROKEN_WCHAR_H=0
142: else
143: BROKEN_WCHAR_H=1
144: fi
145: AC_SUBST([BROKEN_WCHAR_H])
146:
147: AC_REPLACE_FUNCS([memmove])
148:
149: AM_LANGINFO_CODESET
150:
151: AC_EILSEQ
152:
153: CL_WORDS_LITTLEENDIAN
154:
155: gl_INIT
156:
157: dnl hack
158:
159: dnl End of hack to work around limitations of automake and error.m4.
160: m4_popdef([AC_REPLACE_FUNCS])
161: m4_popdef([AC_LIBOBJ])
162: AC_SUBST([SRCLIBOBJS])
163:
164: dnl Compilation on mingw and Cygwin needs special Makefile rules, because
165: dnl 1. when we install a shared library, we must arrange to export
166: dnl auxiliary pointer variables for every exported variable,
167: dnl 2. when we install a shared library and a static library simultaneously,
168: dnl the include file specifies __declspec(dllimport) and therefore we
169: dnl must arrange to define the auxiliary pointer variables for the
170: dnl exported variables _also_ in the static library.
171: if test "$enable_shared" = yes; then
172: case "$host_os" in
173: mingw* | cygwin*) is_woe32dll=yes ;;
174: *) is_woe32dll=no ;;
175: esac
176: else
177: is_woe32dll=no
178: fi
179: WOE32DLL=$is_woe32dll
180: AC_SUBST([WOE32DLL])
181: if test $is_woe32dll = yes; then
182: DLL_VARIABLE='__declspec (dllimport)'
183: else
184: DLL_VARIABLE=
185: fi
186: AC_SUBST([DLL_VARIABLE])
187:
188: AH_BOTTOM([
189: /* On Windows, variables that may be in a DLL must be marked specially. */
190: #if defined _MSC_VER && defined _DLL
191: # define DLL_VARIABLE __declspec (dllimport)
192: #else
193: # define DLL_VARIABLE
194: #endif
195: ])
196:
197: AC_CONFIG_SUBDIRS([libcharset])
198: AC_CONFIG_SUBDIRS([preload])
199: AC_CONFIG_FILES([Makefile])
200: AC_CONFIG_FILES([lib/Makefile])
201: AC_CONFIG_FILES([srclib/Makefile])
202: AC_CONFIG_FILES([src/Makefile])
203: AC_CONFIG_FILES([po/Makefile.in])
204: AC_CONFIG_FILES([man/Makefile])
205: if test -d "${srcdir}/tests"; then
206: AC_CONFIG_FILES([tests/Makefile])
207: fi
208: AC_CONFIG_FILES([include/iconv.h:include/iconv.h.build.in])
209: AC_CONFIG_FILES([include/iconv.h.inst:include/iconv.h.in])
210: AC_OUTPUT
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