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# -*- Autoconf -*-
# Process this file with autoconf to produce a configure script.
AC_PREREQ(2.61)
AC_INIT([OpenSlide], [3.4.1], [openslide-users@lists.andrew.cmu.edu], [openslide], [http://openslide.org])
AC_CONFIG_SRCDIR([src])
AC_CONFIG_HEADER([config.h])
AM_INIT_AUTOMAKE([foreign subdir-objects 1.11.1 dist-xz])
AM_SILENT_RULES([yes])
AC_CONFIG_MACRO_DIR([m4])
# Check for cross build
AC_CANONICAL_BUILD
AC_CANONICAL_HOST
# Checks for programs.
AM_PROG_CC_C_O
AC_PROG_CC_C99
# Largefile
AC_SYS_LARGEFILE
AC_FUNC_FSEEKO
# Optional in C99
AC_TYPE_UINTPTR_T
LT_PREREQ([2.2.5])
LT_INIT([win32-dll disable-static])
LT_LANG([Windows Resource])
AM_CONDITIONAL([WINDOWS_RESOURCES], [test x$RC != x])
# for windows manifest
WINDOWS_VERSIONINFO=$(echo "${VERSION}.0.0.0" | cut -f1-4 -d. | tr . ,)
AC_SUBST([WINDOWS_VERSIONINFO])
# Suffix appended to version string
AC_ARG_WITH([version-suffix],
AS_HELP_STRING([--with-version-suffix=STRING],
[suffix to append to the package version string]))
AC_MSG_CHECKING([version string])
if test "x$with_version_suffix" != "x"; then
SUFFIXED_VERSION="$VERSION-$with_version_suffix"
else
SUFFIXED_VERSION="$VERSION"
fi
AC_MSG_RESULT([$SUFFIXED_VERSION])
AC_DEFINE_UNQUOTED([SUFFIXED_VERSION], ["$SUFFIXED_VERSION"],
[Define to the package version string including any suffix.])
AC_SUBST([SUFFIXED_VERSION])
# libraries
AC_SEARCH_LIBS([floor], [m],, AC_MSG_FAILURE([cannot find math library]))
AC_SEARCH_LIBS([jpeg_CreateDecompress], [jpeg],,
AC_MSG_FAILURE([cannot find libjpeg]))
PKG_CHECK_MODULES(ZLIB, [zlib], [], [
dnl for Ubuntu Lucid, BSD
AC_SEARCH_LIBS([inflate], [z],, AC_MSG_FAILURE([cannot find zlib]))
])
PKG_CHECK_MODULES(OPENJPEG2, [libopenjp2 >= 2.1.0], [
AC_DEFINE([HAVE_OPENJPEG2], [1], [Define to 1 if you have OpenJPEG >= 2.1.0.])
OPENJPEG_CFLAGS="$OPENJPEG2_CFLAGS"
OPENJPEG_LIBS="$OPENJPEG2_LIBS"
FEATURE_FLAGS="$FEATURE_FLAGS openjpeg-2"
], [
dnl Fall back to OpenJPEG 1.x
PKG_CHECK_MODULES(OPENJPEG, [libopenjpeg1], [], [
dnl OpenJPEG < 1.4 has no pkg-config file
AC_MSG_CHECKING([for OpenJPEG (fallback)])
dnl AC_CHECK_LIB won't work with the Win32 version of openjpeg
dnl because of the stdcall calling convention which requires
dnl configure to read openjpeg.h.
old_LIBS="$LIBS"
LIBS="-lopenjpeg $LIBS"
AC_LINK_IFELSE(
[AC_LANG_SOURCE(
[[
#include <openjpeg.h>
int
main ()
{
const char *ver = opj_version();
return 0;
}
]])],
openjpeg_ok=yes,
openjpeg_ok=no)
LIBS="$old_LIBS"
if test "$openjpeg_ok" = yes; then
OPENJPEG_LIBS="-lopenjpeg"
AC_MSG_RESULT($openjpeg_ok)
else
AC_MSG_FAILURE([cannot find OpenJPEG])
fi
])
FEATURE_FLAGS="$FEATURE_FLAGS openjpeg-1"
])
PKG_CHECK_MODULES(LIBTIFF, [libtiff-4], [], [
dnl libtiff < 4 has no pkg-config file
old_LIBS="$LIBS"
AC_SEARCH_LIBS([TIFFOpen], [tiff],, AC_MSG_FAILURE([cannot find libtiff]))
LIBS="$old_LIBS"
LIBTIFF_LIBS="-ltiff"
])
old_CFLAGS="$CFLAGS"
CFLAGS="$CFLAGS $LIBTIFF_CFLAGS"
AC_COMPILE_IFELSE([AC_LANG_SOURCE([
#include <tiff.h>
int ver = TIFF_VERSION_BIG;
])], [
FEATURE_FLAGS="$FEATURE_FLAGS libtiff-4"
], [
FEATURE_FLAGS="$FEATURE_FLAGS libtiff-3"
])
CFLAGS="$old_CFLAGS"
PKG_CHECK_MODULES(GLIB2, [glib-2.0 >= 2.16, gthread-2.0, gio-2.0, gobject-2.0])
PKG_CHECK_MODULES(CAIRO, [cairo >= 1.2])
PKG_CHECK_MODULES(LIBPNG, [libpng > 1.2])
PKG_CHECK_MODULES(GDKPIXBUF, [gdk-pixbuf-2.0 >= 2.14])
PKG_CHECK_MODULES(LIBXML2, [libxml-2.0])
PKG_CHECK_MODULES(SQLITE3, [sqlite3 >= 3.6.20])
# optional
PKG_CHECK_MODULES(VALGRIND, [valgrind], [
AC_DEFINE([HAVE_VALGRIND], [1], [Define to 1 if you have the Valgrind headers.])
], [:])
gl_VISIBILITY
# CLOEXEC
AC_MSG_CHECKING([fopen() close-on-exec flag])
AS_CASE([$host_os],
[mingw32], [
# Assume that if we're building for Windows, we want to pass N to fopen().
AC_MSG_RESULT([N])
AC_DEFINE([FOPEN_CLOEXEC_FLAG], ["N"], [Set to the fopen() flag string that sets FD_CLOEXEC, or an empty string if not supported.])
],
[
# Default
AC_RUN_IFELSE([
AC_LANG_PROGRAM([
#include <stdio.h>
#include <unistd.h>
#include <fcntl.h>
], [
FILE *fp = fopen("/dev/null", "re");
if (fp != NULL) {
int fd = fileno(fp);
if (fd != -1) {
long ret = fcntl(fd, F_GETFD);
if (ret != -1 && (ret & FD_CLOEXEC)) {
return 0;
}
}
}
return 1;
])
], [
# glibc >= 2.7, FreeBSD >= 10.0, NetBSD >= 6.0
AC_MSG_RESULT([e])
AC_DEFINE([FOPEN_CLOEXEC_FLAG], ["e"])
], [
# unknown
AC_MSG_RESULT([unknown])
AC_DEFINE([FOPEN_CLOEXEC_FLAG], [""])
], [
# cross compile
AC_MSG_RESULT([unknown (cross compile)])
AC_DEFINE([FOPEN_CLOEXEC_FLAG], [""])
])
]
)
# Fallback: racily use fcntl()
AC_CHECK_FUNCS([fcntl])
# The test driver has special support for testing Windows builds from Cygwin
AC_MSG_CHECKING([whether to cross-test from Cygwin])
if test "$host_os" = "mingw32" -a "$build_os" = "cygwin"; then
AC_MSG_RESULT([yes])
CYGWIN_CROSS_TEST=yes
else
AC_MSG_RESULT([no])
CYGWIN_CROSS_TEST=""
fi
AC_SUBST([CYGWIN_CROSS_TEST])
AM_CONDITIONAL([CYGWIN_CROSS_TEST], [test -n "$CYGWIN_CROSS_TEST"])
# Only enable this on MinGW, since otherwise gcc will complain about an
# unknown option whenever it produces any *other* warnings
if test "$host_os" = "mingw32"; then
CFLAG_MS_FORMAT=-Wno-pedantic-ms-format
else
CFLAG_MS_FORMAT=""
fi
AC_SUBST([CFLAG_MS_FORMAT])
# The min/max glib version is actually 2.16, but glib doesn't have special
# handling for API changes that old
AC_SUBST(AM_CFLAGS, ['-Wall -Wextra -Wstrict-prototypes -Wmissing-prototypes -Wmissing-declarations -Wnested-externs $(CFLAG_MS_FORMAT) $(CFLAG_VISIBILITY) -DG_DISABLE_SINGLE_INCLUDES -DGLIB_VERSION_MIN_REQUIRED=GLIB_VERSION_2_26 -DGLIB_VERSION_MAX_ALLOWED=GLIB_VERSION_MIN_REQUIRED -fno-common'])
AC_SUBST(FEATURE_FLAGS)
AC_CONFIG_FILES([
Makefile
openslide.pc
src/openslide-dll.manifest
src/openslide-dll.rc
tools/openslide-quickhash1sum.1
tools/openslide-show-properties.1
tools/openslide-write-png.1
])
AC_OUTPUT
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