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Annotation of gnutrition/configure.ac, revision 1.2

1.1       asm         1: # SPDX-License-Identifier: GPL-3.0-or-later
                      2: #
1.2     ! asm         3: # $Id: configure.ac,v 1.1 2026/05/08 03:23:57 asm Exp $
1.1       asm         4: #
                      5: # configure.ac for GNUtrition
                      6: #
                      7: # Copyright (C) 2026 Free Software Foundation, Inc.
                      8: #
                      9: # Author: Jason Self <jself@gnu.org>
                     10: #         Anton McClure <asm@gnu.org>
                     11: 
                     12: AC_INIT([gnutrition], m4_esyscmd_s([./version.sh]), [bug-gnutrition@gnu.org], [gnutrition], [http://www.gnu.org/software/gnutrition/])
                     13: AM_INIT_AUTOMAKE([-Wall foreign subdir-objects])
                     14: 
                     15: # Checks for programs.
                     16: AC_PROG_CC
                     17: 
                     18: # Use C99.
                     19: CFLAGS="${CFLAGS:-} -D_POSIX_C_SOURCE=200809L -std=c99"
                     20: 
                     21: # Checks for header files.
                     22: AC_CHECK_HEADERS([stdio.h stdlib.h string.h ctype.h errno.h getopt.h libgen.h locale.h])
                     23: 
                     24: # Checks for library functions.
                     25: AC_CHECK_FUNCS([strdup strerror getopt_long setlocale])
                     26: 
                     27: # Check for math library.
                     28: AC_CHECK_LIB([m], [fmod])
                     29: 
                     30: # Check for SQLite3.
                     31: PKG_CHECK_MODULES([SQLITE3], [sqlite3])
                     32: 
                     33: # Check for ncurses.
                     34: PKG_CHECK_MODULES([NCURSES], [ncurses])
                     35: 
                     36: # Optional: GTK 3 for the GUI binary.
                     37: PKG_CHECK_MODULES([GTK], [gtk+-3.0], [have_gtk=yes], [have_gtk=no])
                     38: 
                     39: # Optional: GIO 2 for D-Bus support in the GUI binary.
                     40: PKG_CHECK_MODULES([GIO], [gio-2.0], [have_gio=yes], [have_gio=no])
1.2     ! asm        41: AM_CONDITIONAL([BUILD_GTK], [test "x$have_gtk" = xyes -a "x$have_gio" = xyes])
1.1       asm        42: 
1.2     ! asm        43: # Optional: TexInfo tools.
        !            44: AC_CHECK_PROGS([TEXI2HTML], [texi2html], [have_texi2html=yes], [have_texi2html=no])
        !            45: AC_CHECK_PROGS([TEXI2PDF], [texi2pdf], [have_texi2pdf=yes], [have_texi2pdf=no])
        !            46: AM_CONDITIONAL([HAVE_TEXINFO], [test "x$have_texi2html" != "no" && test "x$texi2pdf" != "no"])
1.1       asm        47: 
                     48: AC_CONFIG_FILES([Makefile])
                     49: AC_CONFIG_HEADERS([config.h])
                     50: AC_OUTPUT