summaryrefslogtreecommitdiff
path: root/configure.ac
blob: 5d33fa332830e11541a19c7a4025d67ef0bddfbd (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
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
ENV_CFLAGS=$CFLAGS

AC_PREREQ(2.59)
AC_INIT([Pacman package manager], 2.9.9, [pacman-dev@archlinux.org], pacman)
AC_LANG(C)
AM_CONFIG_HEADER(config.h)
AC_CANONICAL_SYSTEM
AM_INIT_AUTOMAKE

dnl Host dependant flags
case "${host}" in
        *-*-cygwin*)
                ENV_CFLAGS="$ENV_CFLAGS -DCYGWIN"
                ;;
esac

dnl Define here the libalpm version number
PM_MAJOR_VERSION=0
PM_MINOR_VERSION=1
PM_MICRO_VERSION=0
PM_VERSION=$PM_MAJOR_VERSION.$PM_MINOR_VERSION.$PM_MICRO_VERSION$PM_MICRO_VERSION_SUFFIX
dnl Needed for libtool to create proper shared lib version
PM_VERSION_INFO=`expr $PM_MAJOR_VERSION + $PM_MINOR_VERSION`:$PM_MICRO_VERSION:$PM_MINOR_VERSION

AC_SUBST(PM_MAJOR_VERSION)
AC_SUBST(PM_MINOR_VERSION)
AC_SUBST(PM_MICRO_VERSION)
AC_SUBST(PM_VERSION)
AC_SUBST(PM_VERSION_INFO)

dnl Put out version numbers to config.h
AC_DEFINE_UNQUOTED([PM_VERSION], ["$PM_VERSION"], [libalpm version number])

AC_PROG_CC
AC_HEADER_STDC
AC_PROG_INSTALL
AC_CHECK_FUNCS([strverscmp])
AM_PROG_LIBTOOL

dnl Help line for man2html
AC_ARG_ENABLE(man2html,
    AC_HELP_STRING([--enable-man2html], [Build html docs via man2html]),
    [wantman2html=$enableval], [wantman2html=no])

dnl Help line for more-warnings
AC_ARG_ENABLE(more-warnings, 
    AC_HELP_STRING([--disable-more-warnings], [Minimum compiler warnings]),
    [set_more_warnings="${enableval}"], [warnings_default=yes])

dnl Help line for debug
AC_ARG_ENABLE(debug,
    AC_HELP_STRING([--disable-debug], [Disable debugging support]),
    [debug=$enableval], [debug=yes])

dnl Check for man2html binary
AC_MSG_CHECKING(for support man2html)
if test x$wantman2html = xyes ; then
    AC_CHECK_PROGS([MAN2HTML], [man2html] [man2html prog])
    AM_CONDITIONAL(HAS_MAN2HTML, test $MAN2HTML)
    if test $MAN2HTML ; then
        AC_DEFINE([HAS_MAN2HTML], [TRUE], [Enabled HTML generation from man via man2html])
        AC_MSG_RESULT(yes)
    else
        AC_DEFINE([HAS_MAN2HTML], [FALSE], [Disabled HTML generation from man via man2html])
        AC_MSG_RESULT(no, man2html missing)
    fi
else
    AM_CONDITIONAL(HAS_MAN2HTML, test $MAN2HTML)
    AC_DEFINE([HAS_MAN2HTML], [FALSE], [Not specified at configure line])
    AC_MSG_RESULT(not requested by configure)
fi

dnl Enable or disable Warning FLAGS during compile
AC_MSG_CHECKING(for more compiler warnings)
if test "$GCC" = "yes" -a "$set_more_warnings" != "no"; then
    AC_MSG_RESULT(yes)
    CFLAGS="-Wall -Wchar-subscripts -Wmissing-declarations -Wmissing-prototypes \
    -Wnested-externs -Wsign-compare"
    for option in -Wno-sign-compare; do
        SAVE_CFLAGS="$CFLAGS"
        CFLAGS="$CFLAGS $option"
        AC_MSG_CHECKING([whether gcc understands $option])
        AC_TRY_COMPILE([], [],
            has_option=yes,
            has_option=no,)
            if test $has_option = no; then
                CFLAGS="$SAVE_CFLAGS"
            fi
        AC_MSG_RESULT($has_option)
        unset has_option
        unset SAVE_CFLAGS
    done
    unset option
else
    AC_MSG_RESULT(no)
    unset CFLAGS
fi

dnl Enable or disable debug code (-g)
AC_MSG_CHECKING(for debug mode request)
if test x$debug = xyes ; then
    AC_DEFINE([PACMAN_DEBUG], [TRUE], [Enable debugging support])
    AM_CONDITIONAL(PACMAN_DEBUG, test x$debug = xyes)
    CFLAGS="$CFLAGS -g"
    AC_MSG_RESULT(yes)
else
    AC_DEFINE([PACMAN_DEBUG], [FALSE], [Disable debugging support])
    if test -z "$ENV_CFLAGS"; then
        ENV_CFLAGS="-O2"
    fi
    AC_MSG_RESULT(no)
fi

dnl Check for zlib
AC_CHECK_LIB([z], [gzsetparams], [AC_CHECK_HEADER([zlib.h], [LIBZ='-lz'])])
if test -n "$LIBZ"; then
    LDFLAGS="$LDFLAGS $LIBZ"
fi

dnl Check for libtar
AC_CHECK_LIB([tar], [tar_open], [AC_CHECK_HEADER([libtar.h], [LIBTAR='-ltar'])])
if test -n "$LIBTAR"; then
    CFLAGS="$CFLAGS"
    LDFLAGS="$LDFLAGS $LIBTAR"
fi

CFLAGS="$CFLAGS $ENV_CFLAGS"

dnl ==========================================================================

AC_OUTPUT([
lib/libalpm/Makefile
lib/libftp/Makefile
src/pacman/Makefile
src/util/Makefile
scripts/Makefile
doc/Makefile
doc/makepkg.8
doc/pacman.8
Makefile
])

echo "
pacman-$VERSION:
                                                                                
        prefix:                   ${prefix}
        source code location:     ${srcdir}
        compiler:                 ${CC}
        compiler flags:           ${CFLAGS}
        libalpm version:          ${PM_VERSION}
                                                                                
        debug support:            ${debug}
"