# $Id*
# Autuconf macros for checking for SQLite
# Jonathan Zdziarski <jonathan@nuclearelephant.com>
#
# Public available macro:
# DS_SQLITE3([sqlite_cppflags_out],
# [sqlite_ldflags_out],
# [sqlite_libs_out],
# [sqlite_version_major_out],
# [sqlite_version_minor_out],
# [sqlite_version_patchlevel_out],
# [additional-action-if-found],
# [additional-action-if-not-found]
# )
#
# Another macros are considered as private for implementation and
# sould not be used in the configure.ac. At this time these are:
# DS_SQLITE3_HEADERS()
# DS_SQLITE3_LIBS()
#
# DS_SQLITE3_HEADERS([sqlite_cppflags_out],
# [sqlite_version_major_out],
# [sqlite_version_minor_out],
# [sqlite_version_patchelevel_out],
# [additional-action-if-found],
# [additional-action-if-not-found]
# )
AC_DEFUN([DS_SQLITE3_HEADERS],
[
AC_REQUIRE([AC_PROG_AWK])
ds_sqlite_headers_save_CPPFLAGS="$CPPFLAGS"
ds_sqlite_headers_CPPFLAGS=''
ds_sqlite_headers_success=yes
ds_sqlite_headers_version_major=''
ds_sqlite_headers_version_minor=''
ds_sqlite_headers_version_patchlevel=''
# unistd.h and errno.h are needed for header version check below.
AC_CHECK_HEADERS([unistd.h errno.h])
AC_ARG_WITH(sqlite-includes,
[AS_HELP_STRING([--with-sqlite-includes=DIR],
[Where to find SQLite headers])])
if test x"$with_sqlite_includes" != x
then
if test -d "$with_sqlite_includes"
then
:
else
AC_MSG_ERROR([required include path for sqlite headers ($with_sqlite_includes) is not a directory])
fi
ds_sqlite_headers_CPPFLAGS="-I$with_sqlite_includes"
CPPFLAGS="$ds_sqlite_headers_CPPFLAGS $CPPFLAGS"
fi
AC_CHECK_HEADER([sqlite3.h],
[],
[ ds_sqlite_headers_success=no ])
if test x"$ds_sqlite_headers_success" = xyes
then
# Determine SQLite hearder version
AC_LANG_PUSH(C)
AC_MSG_CHECKING([SQLite header version])
AC_RUN_IFELSE([AC_LANG_SOURCE([[
#include <sqlite3.h>
#include <stdio.h>
#ifdef HAVE_UNISTD_H
# include <unistd.h>
#endif
#ifdef HAVE_ERRNO_H
# include <errno.h>
#endif
#define OUTFILE "conftest.libsqlitever"
int main(void)
{
FILE* fd;
int rc;
rc = unlink(OUTFILE); /* avoid symlink attack */
if (rc < 0 && errno != ENOENT)
{
fprintf(stderr, "error unlinking '%s'", OUTFILE);
exit(1);
}
fd = fopen(OUTFILE, "w");
if (!fd)
{
/* Don't try to investigate errno for portability reasons */
fprintf(stderr, "error opening '%s' for writing", OUTFILE);
exit(1);
}
rc = fprintf(fd, "%s", SQLITE_VERSION);
if (rc < 0)
{
fprintf(stderr, "error writing to the '%s'", OUTFILE);
exit(1);
}
exit(0);
}
]])],
[
dnl In following AWK calls `$[1]' is used instead of `$1'
dnl for preventing substitution by macro arguments. Don't
dnl worry, in final `configure' these `$[1]' will appears as
dnl required: `$1'.
ds_sqlite_headers_verstr=`cat conftest.libsqlitever`
ds_sqlite_headers_version_major=`cat conftest.libsqlitever | $AWK -F. '{print $[1]}'`
ds_sqlite_headers_version_minor=`cat conftest.libsqlitever | $AWK -F. '{print $[2]}'`
ds_sqlite_headers_version_patchlevel=`cat conftest.libsqlitever | $AWK -F. '{print $[3]}'`
AC_MSG_RESULT([$ds_sqlite_headers_version_major.$ds_sqlite_headers_version_minor.$ds_sqlite_headers_version_patchlevel])
],
[
AC_MSG_RESULT([failure (unsupported version?)])
ds_sqlite_headers_success=no
],
[ # cross-compilation
AC_MSG_ERROR([cross-compilation is unsupported, sorry])
ds_sqlite_headers_success=no
])
AC_LANG_POP(C)
fi
CPPFLAGS="$ds_sqlite_headers_save_CPPFLAGS"
if test x"$ds_sqlite_headers_success" = xyes
then
ifelse([$1], [], [:], [$1="$ds_sqlite_headers_CPPFLAGS"])
ifelse([$2], [], [:], [$2="$ds_sqlite_headers_version_major"])
ifelse([$3], [], [:], [$3="$ds_sqlite_headers_version_minor"])
ifelse([$4], [], [:], [$4="$ds_sqlite_headers_version_patchlevel"])
ifelse([$5], [], [:], [$5])
:
else
ifelse([$6], [], [:], [$6])
:
fi
])
#
# DS_SQLITE3_LIBS([sqlite_ldflags_out],
# [sqlite_libs_out],
# [sqlite_version_major_in],
# [sqlite_version_minor_in],
# [sqlite_version_patchelevel_in], # unused
# [additional-action-if-found],
# [additional-action-if-not-found]
# )
AC_DEFUN([DS_SQLITE3_LIBS],
[
ds_sqlite_libs_save_LIBS="$LIBS"
ds_sqlite_libs_save_LDFLAGS="$LDFLAGS"
ds_sqlite_libs_LIBS=''
ds_sqlite_libs_LDFLAGS=''
ds_sqlite_libs_success=no
ds_sqlite_libs_ver_major="${$3}"
ds_sqlite_libs_ver_minor="${$4}"
if test x"$ds_sqlite_libs_ver_major" = x
then
AC_MSG_ERROR([[DS@&t@_SQLITE3_LIBS: non-optional argument _ds_sqlite_libs_version_major_in is omited]]);
fi
if test x"$ds_sqlite_libs_ver_minor" = x
then
AC_MSG_ERROR([[DS@&t@_SQLITE3_LIBS: non-optional argument _ds_sqlite_libs_version_minor_in is omited]]);
fi
AC_ARG_WITH(sqlite-libraries,
[AS_HELP_STRING([--with-sqlite-libraries=DIR],
[Where to find SQLite libraries])])
if test x"$with_sqlite_libraries" != x
then
if test -d "$with_sqlite_libraries"
then
:
else
AC_MSG_ERROR([required path for sqlite libraries ($with_sqlite_libraries) is not a directory])
fi
ds_sqlite_libs_LDFLAGS="-L$with_sqlite_libraries"
fi
AC_MSG_CHECKING([how to link SQLite libraries])
for ds_sqlite_libs_tmp_sqlite in \
"-lsqlite3"
do
LDFLAGS="$ds_sqlite_libs_LDFLAGS $ds_sqlite_libs_save_LDFLAGS"
for ds_sqlite_libs_tmp_libpth in ''
do
ds_sqlite_libs_LIBS="$ds_sqlite_libs_tmp_sqlite $ds_sqlite_libs_tmp_libpth"
LIBS="$ds_sqlite_libs_LIBS $ds_sqlite_libs_save_LIBS"
AC_LINK_IFELSE([AC_LANG_PROGRAM([[
#include <sqlite3.h>
]],
[[
const char *v = sqlite3_version;
]])],
[ ds_sqlite_libs_success=yes ],
[ ds_sqlite_libs_success=no ]
)
if test x"$ds_sqlite_libs_success" != xyes
then
continue
fi
DS_LIBTOOL_RUN_IFELSE([AC_LANG_PROGRAM([[
#include <stdio.h>
#include <sqlite3.h>
#include <stdlib.h>
#include <string.h>
]],
[[
const char *x = sqlite3_version;
char *y;
char header_version[16];
int major, minor, patchlevel;
int hmajor, hminor, hpatchlevel;
int is_match;
strcpy(header_version, x);
y = strtok(header_version, ".");
major = atoi(y);
y = strtok(NULL, ".");
minor = atoi(y);
y = strtok(NULL, ".");
patchlevel = atoi(y);
strcpy(header_version, SQLITE_VERSION);
y = strtok(header_version, ".");
hmajor = atoi(y);
y = strtok(NULL, ".");
hminor = atoi(y);
y = strtok(NULL, ".");
hpatchlevel = atoi(y);
fprintf(stderr, "sqlite version from header: %d.%d.%d\n",
hmajor, hminor, hpatchlevel
);
fprintf(stderr, "sqlite version from library: %d.%d.%d\n",
major,
minor,
patchlevel
);
if (major == hmajor
&& minor == hminor
&& patchlevel == hpatchlevel
)
{
is_match = 1;
}
else
{
is_match = 0;
}
return is_match ? 0 : 1;
]])],
[ ds_sqlite_libs_success=yes],
[ ds_sqlite_libs_success=no ],
[ ds_sqlite_libs_success=yes] # Assume success for cross-compiling
)
if test x"$ds_sqlite_libs_success" = xyes
then
break 2
fi
done
done
if test x"$ds_sqlite_libs_success" = xyes
then
AC_MSG_RESULT([$ds_sqlite_libs_LIBS])
else
AC_MSG_RESULT([failure])
fi
LIBS="$ds_sqlite_libs_save_LIBS"
LDFLAGS="$ds_sqlite_libs_save_LDFLAGS"
if test x"$ds_sqlite_libs_success" = xyes
then
ifelse([$1], [], [:], [$1="$ds_sqlite_libs_LDFLAGS"])
ifelse([$2], [], [:], [$2="$ds_sqlite_libs_LIBS"])
ifelse([$6], [], [:], [$6]);
:
else
ifelse([$7], [], [:], [$7])
:
fi
])
#
# DS_SQLITE3([sqlite_cppflags_out],
# [sqlite_ldflags_out],
# [sqlite_libs_out],
# [sqlite_version_major_out],
# [sqlite_version_minor_out],
# [sqlite_version_patchlevel_out],
# [additional-action-if-found],
# [additional-action-if-not-found]
# )
AC_DEFUN([DS_SQLITE3],
[
ds_sqlite_save_CPPFLAGS="$CPPFLAGS"
ds_sqlite_save_LIBS="$LIBS"
ds_sqlite_save_LDFLAGS="$LDFLAGS"
ds_sqlite_CPPFLAGS=''
ds_sqlite_LIBS=''
ds_sqlite_LDFLAGS=''
ds_sqlite_success=yes
ds_sqlite_version_major=''
ds_sqlite_version_minor=''
ds_sqlite_version_patchlevel=''
DS_SQLITE3_HEADERS([ds_sqlite_CPPFLAGS],
[ds_sqlite_version_major],
[ds_sqlite_version_minor],
[ds_sqlite_version_patchlevel],
[],
[ds_sqlite_success=no])
if test x"$ds_sqlite_success" = xyes
then
CPPFLAGS="$ds_sqlite_CPPFLAGS $CPPFLAGS"
DS_SQLITE3_LIBS([ds_sqlite_LDFLAGS],
[ds_sqlite_LIBS],
[ds_sqlite_version_major],
[ds_sqlite_version_minor],
[ds_sqlite_version_patchlevel],
[],
[ds_sqlite_success=no])
fi
CPPFLAGS="$ds_sqlite_save_CPPFLAGS"
LIBS="$ds_sqlite_save_LIBS"
LDFLAGS="$ds_sqlite_save_LDFLAGS"
if test x"$ds_sqlite_success" = xyes
then
ifelse([$1], [], [:], [$1="$ds_sqlite_CPPFLAGS"])
ifelse([$2], [], [:], [$2="$ds_sqlite_LDFLAGS"])
ifelse([$3], [], [:], [$3="$ds_sqlite_LIBS"])
ifelse([$4], [], [:], [$4="$ds_sqlite_version_major"])
ifelse([$5], [], [:], [$5="$ds_sqlite_version_minor"])
ifelse([$6], [], [:], [$6="$ds_sqlite_version_patchlevel"])
ifelse([$7], [], [:], [$7])
:
else
ifelse([$8], [], [:], [$8])
:
fi
])
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