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# -*- Autoconf -*-
# Process this file with autoconf to produce a configure script.
AC_PREREQ(2.61)
AC_INIT([idutils], m4_esyscmd([build-aux/git-version-gen .tarball-version]),
[bug-idutils@gnu.org])
AC_CONFIG_AUX_DIR(build-aux)
AM_INIT_AUTOMAKE([1.11 no-dist-gzip dist-xz color-tests parallel-tests
std-options])
AM_SILENT_RULES([yes]) # make --enable-silent-rules the default.
AC_CONFIG_SRCDIR([src/mkid.c])
AC_CONFIG_HEADERS([lib/config.h:lib/config.hin])
# Checks for programs.
AM_MISSING_PROG(HELP2MAN, help2man)
AC_PROG_CC_STDC
AM_PROG_CC_C_O
AC_PROG_LN_S
gl_EARLY
gl_INIT
AC_ARG_ENABLE([gcc-warnings],
[AS_HELP_STRING([--enable-gcc-warnings],
[turn on lots of GCC warnings (for developers)])],
[case $enableval in
yes|no) ;;
*) AC_MSG_ERROR([bad value $enableval for gcc-warnings option]) ;;
esac
gl_gcc_warnings=$enableval],
[if test -d "$srcdir"/.git; then
gl_gcc_warnings=yes
else
gl_gcc_warnings=no
fi]
)
if test "$gl_gcc_warnings" = yes; then
gl_WARN_ADD([-Werror], [WERROR_CFLAGS])
AC_SUBST([WERROR_CFLAGS])
# Add many warnings, except some...
nw="$nw -Wdeclaration-after-statement" # too useful to forbid
nw="$nw -Waggregate-return" # anachronistic
nw="$nw -Wlong-long" # C90 is anachronistic (lib/gethrxtime.h)
nw="$nw -Wc++-compat" # We don't care about C++ compilers
nw="$nw -Wundef" # Warns on '#if GNULIB_FOO' etc in gnulib
nw="$nw -Wtraditional" # Warns on #elif which we use often
nw="$nw -Wcast-qual" # Too many warnings for now
nw="$nw -Wconversion" # Too many warnings for now
nw="$nw -Wsystem-headers" # Don't let system headers trigger warnings
nw="$nw -Wsign-conversion" # Too many warnings for now
nw="$nw -Wtraditional-conversion" # Too many warnings for now
nw="$nw -Wunreachable-code" # Too many warnings for now
nw="$nw -Wpadded" # Our structs are not padded
nw="$nw -Wredundant-decls" # openat.h declares e.g., mkdirat
nw="$nw -Wlogical-op" # any use of fwrite provokes this
nw="$nw -Wformat-nonliteral" # who.c and pinky.c strftime uses
nw="$nw -Wvla" # warnings in gettext.h
nw="$nw -Wnested-externs" # use of XARGMATCH/verify_function__
nw="$nw -Wswitch-enum" # Too many warnings for now
nw="$nw -Wswitch-default" # Too many warnings for now
nw="$nw -Winline"
# things I might fix soon:
nw="$nw -Wstrict-overflow" # fid.c
nw="$nw -Wunsafe-loop-optimizations" # mkid.c
gl_MANYWARN_ALL_GCC([ws])
gl_MANYWARN_COMPLEMENT([ws], [$ws], [$nw])
for w in $ws; do
gl_WARN_ADD([$w])
done
gl_WARN_ADD([-Wno-missing-field-initializers]) # We need this one
gl_WARN_ADD([-Wno-sign-compare]) # Too many warnings for now
gl_WARN_ADD([-Wno-pointer-sign]) # Too many warnings for now
gl_WARN_ADD([-Wno-unused-parameter]) # Too many warnings for now
gl_WARN_ADD([-fdiagnostics-show-option])
gl_WARN_ADD([-Wno-format-nonliteral])
AC_SUBST([WARN_CFLAGS])
AC_DEFINE([lint], [1], [Define to 1 if the compiler is checking for lint.])
AC_DEFINE([_FORTIFY_SOURCE], [2],
[enable compile-time and run-time bounds-checking, and some warnings])
AC_DEFINE([GNULIB_PORTCHECK], [1], [enable some gnulib portability checks])
fi
AC_PROG_INSTALL
AC_PROG_RANLIB
# check functions
# if HAVE_LINK, then in the code we look for file aliases
# if HAVE_SBRK, then we can generate statistics on memory usage
AC_CHECK_FUNCS([link sbrk lstat])
AM_PATH_LISPDIR
# Checks for header files.
AC_CHECK_HEADERS([termios.h sys/ioctl.h termio.h sgtty.h])
# Checks for typedefs, structures, and compiler characteristics.
AC_C_CONST
AC_C_INLINE
AC_TYPE_OFF_T
AC_TYPE_SIZE_T
AC_CHECK_TYPES(ptrdiff_t)
AM_GNU_GETTEXT([external], [need-ngettext])
AM_GNU_GETTEXT_VERSION([0.18])
AC_CONFIG_FILES([
po/Makefile.in
doc/Makefile
man/Makefile
lib/Makefile
libidu/Makefile
lisp/Makefile
testsuite/Makefile
gnulib-tests/Makefile
src/Makefile
Makefile
])
AC_OUTPUT
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