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configure.ac
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configure.ac
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# Low: a yum-like package manager
#
# Copyright (C) 2008 - 2010 James Bowes <jbowes@repl.ca>
#
# 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 2 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, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
# 02110-1301 USA
AC_PREREQ(2.52)
AC_INIT(low, 0.0.1)
AC_CONFIG_SRCDIR(src)
AM_INIT_AUTOMAKE([dist-bzip2 no-dist-gzip tar-pax])
AM_CONFIG_HEADER(config.h)
# default to less verbose build output
AM_SILENT_RULES([yes])
AC_PROG_INSTALL
AC_ISC_POSIX
AC_HEADER_STDC
AM_PROG_CC_C_O
dnl ---------------------------------------------------------------------------
dnl - Library dependencies
dnl ---------------------------------------------------------------------------
GLIB_REQUIRED=2.16.3
RPM_REQUIRED=4.7.1
SQLITE_REQUIRED=3.6.17
CURL_REQUIRED=7.18.1
NSS_REQUIRED=3.12.3
CHECK_REQUIRED=0.9.5
dnl ---------------------------------------------------------------------------
dnl - Make above strings available for packaging files (e.g. rpm spec files)
dnl ---------------------------------------------------------------------------
AC_SUBST(GLIB_REQUIRED)
AC_SUBST(SQLITE_REQUIRED)
AC_SUBST(RPM_REQUIRED)
AC_SUBST(CURL_REQUIRED)
AC_SUBST(NSS_REQUIRED)
AC_SUBST(CHECK_REQUIRED)
dnl ---------------------------------------------------------------------------
dnl - Check library dependencies
dnl ---------------------------------------------------------------------------
dnl Check for glib (required)
PKG_CHECK_MODULES(GLIB, glib-2.0 >= $GLIB_REQUIRED)
AC_SUBST(GLIB_CFLAGS)
AC_SUBST(GLIB_LIBS)
dnl Check for sqlite3 (required)
PKG_CHECK_MODULES(SQLITE, sqlite3 >= $SQLITE_REQUIRED)
AC_SUBST(SQLITE_CFLAGS)
AC_SUBST(SQLITE_LIBS)
dnl Check for rpm (required)
PKG_CHECK_MODULES(RPM, rpm >= $RPM_REQUIRED)
AC_SUBST(RPM_CFLAGS)
AC_SUBST(RPM_LIBS)
dnl Check for libcurl (required)
PKG_CHECK_MODULES(CURL, libcurl >= $CURL_REQUIRED)
AC_SUBST(CURL_CFLAGS)
AC_SUBST(CURL_LIBS)
dnl Check for nss (required)
PKG_CHECK_MODULES(NSS, nss >= $NSS_REQUIRED)
AC_SUBST(NSS_CFLAGS)
AC_SUBST(NSS_LIBS)
dnl Check for expat xml parser (required)
EXPAT_LIB=""
AC_ARG_WITH(expat, [ --with-expat=<dir> Use expat from here],
[
expat=$withval
CPPFLAGS="$CPPFLAGS -I$withval/include"
LDFLAGS="$LDFLAGS -L$withval/lib"
]
)
AC_CHECK_HEADERS(expat.h, [AC_DEFINE(HAVE_EXPAT_H)],
[AC_MSG_ERROR([Can't find expat.h. Please install expat.])])
AC_CHECK_LIB(expat, XML_ParserCreate, [EXPAT_LIBS="-lexpat"],
[AC_MSG_ERROR([Can't find expat library. Please install expat.])])
AC_SUBST(EXPAT_LIBS)
dnl Check for bzip2 (required)
BZIP2_LIB=""
AC_ARG_WITH(bzip2, [ --with-bzip2=<dir> Use bzip2 from here],
[
bzlib2=$withval
CPPFLAGS="$CPPFLAGS -I$withval/include"
LDFLAGS="$LDFLAGS -L$withval/lib"
]
)
AC_CHECK_HEADERS(bzlib.h, [AC_DEFINE(HAVE_BZLIB_H)],
[AC_MSG_ERROR([Can't find bzlib.h. Please install bzip2.])])
AC_CHECK_LIB(bz2, BZ2_bzReadOpen, [BZIP2_LIBS="-lbz2"],
[AC_MSG_ERROR([Can't find bz2 library. Please install bzip2.])])
AC_SUBST(BZIP2_LIBS)
dnl Check for zlib (required)
Z_LIB=""
AC_ARG_WITH(zlib, [ --with-zlib=<dir> Use zlib from here],
[
zlib=$withval
CPPFLAGS="$CPPFLAGS -I$withval/include"
LDFLAGS="$LDFLAGS -L$withval/lib"
]
)
AC_CHECK_HEADERS(zlib.h, [AC_DEFINE(HAVE_ZLIB_H)],
[AC_MSG_ERROR([Can't find zlib.h. Please install zlib.])])
AC_CHECK_LIB(z, gzopen, [Z_LIBS="-lz"],
[AC_MSG_ERROR([Can't find z library. Please install zlib.])])
AC_SUBST(Z_LIBS)
dnl Check for check (unit testing library, optional)
PKG_CHECK_MODULES(CHECK, check >= $CHECK_REQUIRED, HAVE_CHECK=yes,
HAVE_CHECK=no)
AM_CONDITIONAL(HAVE_CHECK, test x$HAVE_CHECK = xyes)
AC_SUBST(CHECK_CFLAGS)
AC_SUBST(CHECK_LIBS)
dnl Check for syck yaml parser (Used in depsolver test harness, optional)
AC_CHECK_HEADER(syck.h,
AC_CHECK_LIB(syck, syck_new_parser,
[HAVE_YAML=yes
SYCK_LIBS="-lsyck"
],HAVE_YAML=no),HAVE_YAML=no)
AM_CONDITIONAL(HAVE_YAML, test x$HAVE_YAML = xyes)
AC_SUBST(SYCK_LIBS)
dnl ---------------------------------------------------------------------------
dnl - Make paths available for source files
dnl ---------------------------------------------------------------------------
AC_SUBST(SYSCONFDIR, $sysconfdir)
AC_SUBST(LIBDIR, $libdir)
AC_SUBST(LIBEXECDIR, $libexecdir)
AC_SUBST(DATADIR, $datadir)
AC_SUBST(BINDIR, $bindir)
AC_SUBST(SBINDIR, $sbindir)
AC_SUBST(LOCALSTATEDIR, $localstatedir)
dnl ---------------------------------------------------------------------------
dnl - Extra verbose warning switches
dnl ---------------------------------------------------------------------------
if test "$GCC" = "yes"; then
CPPFLAGS="$CPPFLAGS -Werror -Wcast-align -Wno-uninitialized"
CPPFLAGS="$CPPFLAGS -Wall -Wextra -Wformat-security"
CPPFLAGS="$CPPFLAGS -Wmissing-prototypes -Wmissing-declarations"
CPPFLAGS="$CPPFLAGS -Wredundant-decls -Wshadow -Wpointer-arith"
CPPFLAGS="$CPPFLAGS -Wcast-align -Wwrite-strings -Winline"
CPPFLAGS="$CPPFLAGS -Wformat-nonliteral -Wformat-security"
CPPFLAGS="$CPPFLAGS -Wswitch-enum -Wswitch-default"
CPPFLAGS="$CPPFLAGS -Winit-self -Wmissing-include-dirs -Wundef"
CPPFLAGS="$CPPFLAGS -Waggregate-return -Wmissing-format-attribute"
CPPFLAGS="$CPPFLAGS -Wnested-externs"
CPPFLAGS="$CPPFLAGS -Wold-style-definition -Wdeclaration-after-statement"
CPPFLAGS="$CPPFLAGS -fno-common -Wformat=2 -Wpacked"
CPPFLAGS="$CPPFLAGS -Wp,-D_FORTIFY_SOURCE=2"
CPPFLAGS="$CPPFLAGS -Wlarger-than-65500 -Wmissing-noreturn "
CPPFLAGS="$CPPFLAGS -Wmissing-prototypes -Wsign-compare -Wstrict-aliasing=2"
CPPFLAGS="$CPPFLAGS -Wstrict-prototypes"
CPPFLAGS="$CPPFLAGS -Wunsafe-loop-optimizations"
CPPFLAGS="$CPPFLAGS -Wwrite-strings -Wunused-macros"
fi
dnl ---------------------------------------------------------------------------
dnl - Developer switches
dnl ---------------------------------------------------------------------------
AC_ARG_ENABLE(gcov, AS_HELP_STRING([--enable-gcov],
[compile with gcov code coverage support (gcc only)]),
enable_gcov=$enableval,enable_gcov=no)
AC_ARG_ENABLE(gprof, AS_HELP_STRING([--enable-gprof],
[compile with gprof profiling support (gcc only)]),
enable_gprof=$enableval,enable_gprof=no)
if test x$enable_gcov = xyes; then
## so that config.h changes when you toggle gcov support
AC_DEFINE_UNQUOTED(LOW_BUILD_GCOV, 1, [Defined if gcov is enabled to force a rebuild due to config.h changing])
AC_MSG_CHECKING([for gcc 3.3 version of gcov file format])
have_gcc33_gcov=no
AC_RUN_IFELSE( [AC_LANG_PROGRAM( , [[ if (__GNUC__ >=3 && __GNUC_MINOR__ >= 3) exit (0); else exit (1); ]])],
have_gcc33_gcov=yes)
if test x$have_gcc33_gcov = xyes ; then
AC_DEFINE_UNQUOTED(LOW_HAVE_GCC33_GCOV, 1, [Defined if we have gcc 3.3 and thus the new gcov format])
fi
CFLAGS="$CFLAGS -fprofile-arcs -ftest-coverage"
AC_MSG_RESULT($have_gcc33_gcov)
fi
AM_CONDITIONAL(LOW_BUILD_GCOV, test x$enable_gcov = xyes)
if test x$enable_gprof = xyes; then
## so that config.h changes when you toggle gprof support
AC_DEFINE_UNQUOTED(LOW_BUILD_GPROF, 1, [Defined if gprof is enabled to force a rebuild due to config.h changing])
CPPFLAGS="$CPPFLAGS -pg"
LDFLAGS="$LDFLAGS -pg"
# don't need these twice
if test x$enable_gcov = xno; then
CFLAGS="$CFLAGS -fprofile-arcs -ftest-coverage"
fi
AC_MSG_RESULT($enable_gprof)
fi
AM_CONDITIONAL(LOW_BUILD_GPROF, test x$enable_gprof = xyes)
dnl ---------------------------------------------------------------------------
dnl - Makefiles, etc.
dnl ---------------------------------------------------------------------------
AC_OUTPUT([
low.spec
Makefile
doxygen/doxygen.conf
])
dnl ---------------------------------------------------------------------------
dnl - Configure summary
dnl ---------------------------------------------------------------------------
echo "
Low $VERSION
====================
prefix: ${prefix}
Building 'check' unit tests: ${HAVE_CHECK}
Building depsolver tests: ${HAVE_YAML}
GCC coverage profiling: ${enable_gcov}
GCC time profiling: ${enable_gprof}
"