summaryrefslogtreecommitdiff
path: root/configure.ac
blob: 551ad3fea878eee21f9cb24f87e6b23624b523d4 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
dnl Process this file with autoconf to produce a configure script.
# Copyright (C) 2002-2014 Free Software Foundation, Inc.
#
# This file is part of LIBTASN1.
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program.  If not, see <http://www.gnu.org/licenses/>.

AC_PREREQ([2.61])
AC_INIT([GNU Libtasn1],[4.10],[help-libtasn1@gnu.org])
AC_CONFIG_AUX_DIR([build-aux])
AC_CONFIG_MACRO_DIR([m4])
AC_CONFIG_HEADERS(config.h)
AM_INIT_AUTOMAKE([1.10 -Wall -Wno-override])
AM_SILENT_RULES([yes])

# Library code modified:                              REVISION++
# Interfaces changed/added/removed:   CURRENT++       REVISION=0
# Interfaces added:                             AGE++
# Interfaces removed:                           AGE=0
AC_SUBST(LT_CURRENT, 11)
AC_SUBST(LT_REVISION, 3)
AC_SUBST(LT_AGE, 5)

AC_PROG_CC
gl_EARLY
lgl_EARLY
AC_PROG_YACC

AC_ARG_ENABLE(doc,
  AS_HELP_STRING([--disable-doc], [don't generate any documentation]),
    enable_doc=$enableval, enable_doc=yes)
AM_CONDITIONAL(ENABLE_DOC, test "$enable_doc" != "no")

dnl Checks for programs.
AM_MISSING_PROG(HELP2MAN, help2man, $missing_dir)
AC_LIBTOOL_WIN32_DLL
AM_PROG_AR
AM_PROG_LIBTOOL
GTK_DOC_CHECK(1.2)

AC_CHECK_SIZEOF(unsigned long int, 4)
AC_CHECK_SIZEOF(unsigned int, 4)

sj_UPDATE_HEADER_VERSION([$srcdir/lib/libtasn1.h])

# For gnulib compatibility modules.
gl_INIT
lgl_INIT

AC_ARG_ENABLE([gcc-warnings],
  [AS_HELP_STRING([--disable-gcc-warnings],
		  [disable GCC warnings (for developers)])],
  [case $enableval in
     yes|no) ;;
     *)      AC_MSG_ERROR([bad value $enableval for gcc-warnings option]) ;;
   esac
   gl_gcc_warnings=$enableval],
  [gl_gcc_warnings=yes]
)

if test "$gl_gcc_warnings" = yes; then
  nw="$nw -Wsystem-headers"         # Don't let system headers trigger warnings
  nw="$nw -Wc++-compat"             # We don't care strongly about C++ compilers
  nw="$nw -Wtraditional"            # Warns on #elif which we use often
  nw="$nw -Wtraditional-conversion" # Too many warnings for now
  nw="$nw -Wconversion"             # Too many warnings for now
  nw="$nw -Wsign-conversion"        # Too many warnings for now
  nw="$nw -Wold-style-definition"   #
  nw="$nw -Wpadded"                 # Our structs are not padded
  nw="$nw -Wundef"                  #
  nw="$nw -Wunreachable-code"       # Too many false positives
  nw="$nw -Wunused-macros"          # Breaks on bison generated ASN1.c
  nw="$nw -Wswitch-default"         # Breaks on bison generated ASN1.c
  nw="$nw -Wunsafe-loop-optimizations"
  nw="$nw -Wstrict-overflow"
  nw="$nw -Wsuggest-attribute=pure" # Is it worth using pure attributes?

  gl_MANYWARN_ALL_GCC([ws])
  gl_MANYWARN_COMPLEMENT(ws, [$ws], [$nw])
  for w in $ws; do
    gl_WARN_ADD([$w])
  done

  gl_WARN_ADD([-Wno-type-limits])
  gl_WARN_ADD([-Wno-missing-field-initializers])
  gl_WARN_ADD([-Wno-unused-parameter])
  gl_WARN_ADD([-Wno-stack-protector])            # Some functions cannot be protected
  gl_WARN_ADD([-fdiagnostics-show-option])
fi

AC_CONFIG_FILES([
  Makefile
  doc/Makefile
  doc/cyclo/Makefile
  doc/reference/Makefile
  doc/reference/version.xml
  examples/Makefile
  gl/Makefile
  lib/Makefile
  lib/gllib/Makefile
  lib/libtasn1.pc
  src/Makefile
  tests/Makefile
])
AC_OUTPUT

AC_MSG_NOTICE([summary of build options:

  version:          ${VERSION} shared $LT_CURRENT:$LT_REVISION:$LT_AGE
  Host type:        ${host}
  Install prefix:   ${prefix}
  Compiler:         ${CC}
  Warning flags:    errors: ${WERROR_CFLAGS} warnings: ${WARN_CFLAGS}
  Library types:    Shared=${enable_shared}, Static=${enable_static}
  Valgrind:         ${VALGRIND}
  Version script:   $have_ld_version_script
])