kc3-lang/automake/t/yflags-conditional.sh

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• Hash : 6c8ff6a8
  Author :
  Date : 2022-01-12T14:15:12
  

  maint: make update-copyright
  

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• t/yflags-conditional.sh

• #! /bin/sh
  # Copyright (C) 2011-2022 Free Software Foundation, Inc.
  #
  # 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, 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, see <https://www.gnu.org/licenses/>.
  
  # Check that automake complains about *_YFLAGS variables which have
  # conditional content.
  
  . test-init.sh
  
  cat >> configure.ac <<'END'
  AC_PROG_CC
  
  # 'YFLAGS' is AC_SUBST'd by AC_PROG_YACC by default, but we
  # don't want this, since it might confuse our error messages.
  # Also, AM_SUBST_NOTMAKE seems not to help about this.
  # So we simply define $(YACC) by hand.
  AC_SUBST([YACC], [yacc])
  
  AM_CONDITIONAL([COND], [:])
  END
  
  $ACLOCAL
  
  cat > Makefile.am <<'END'
  bin_PROGRAMS = foo zardoz
  foo_SOURCES = foo.y
  zardoz_SOURCES = zardoz.y
  if COND
  AM_YFLAGS = -v
  zardoz_YFLAGS = -v
  endif COND
  END
  
  cat > Makefile1.am <<'END'
  bin_PROGRAMS = foo
  foo_SOURCES = foo.y
  ## This is a dummy comment to keep line count right.
  if COND
  YFLAGS = foo
  endif COND
  END
  
  cat > Makefile2.am <<'END'
  bin_PROGRAMS = foo
  foo_SOURCES = foo.y
  AM_YFLAGS = am_yflags
  if COND
  YFLAGS = yflags
  endif COND
  END
  
  cat > Makefile3.am <<'END'
  bin_PROGRAMS = foo
  foo_SOURCES = foo.y
  foo_YFLAGS = foo_yflags
  if COND
  YFLAGS = yflags
  endif COND
  END
  
  cat > Makefile4.am <<'END'
  bin_PROGRAMS = foo zardoz
  
  foo_SOURCES = foo.y
  zardoz_SOURCES = $(foo_SOURCES)
  
  YFLAGS =
  AM_YFLAGS = $(COND_VAR1)
  zardoz_YFLAGS = $(COND_VAR2:z=r)
  
  COND_VAR2 = foo
  if COND
  YFLAGS += -v
  COND_VAR2 += bar
  else !COND
  COND_VAR1 = -d
  endif !COND
  END
  
  cat > Makefile5.am <<'END'
  bin_PROGRAMS = foo zardoz
  foo_SOURCES = foo.y
  zardoz_SOURCES = zardoz.y
  YFLAGS = -v
  AM_YFLAGS = -v
  if COND
  zardoz_YFLAGS = -v
  endif
  END
  
  cat > Makefile6.am <<'END'
  bin_PROGRAMS = foo
  foo_SOURCES = foo.y
  foo_YFLAGS = -v
  if COND
  quux_YFLAGS = -v
  AM_YFLAGS = -v
  endif
  END
  
  : > ylwrap
  
  LC_ALL=C; export LC_ALL; # For grep regexes below.
  
  AUTOMAKE_fails -Wnone -Wunsupported Makefile
  grep '^Makefile\.am:5:.*AM_YFLAGS.* conditional contents' stderr
  grep '^Makefile\.am:6:.*zardoz_YFLAGS.* conditional contents' stderr
  
  for i in 1 2 3; do
    AUTOMAKE_fails -Wnone -Wunsupported Makefile$i
    grep "^Makefile$i\\.am:5:.*[^a-zA-Z0-9_]YFLAGS.* conditional contents" \
         stderr
  done
  
  AUTOMAKE_fails -Wnone -Wunsupported Makefile4
  grep '^Makefile4\.am:6:.*[^a-zA-Z0-9_]YFLAGS.* conditional contents' stderr
  grep '^Makefile4\.am:7:.*AM_YFLAGS.* conditional contents' stderr
  grep '^Makefile4\.am:8:.*zardoz_YFLAGS.* conditional contents' stderr
  
  # Now let's check we avoid false positives.
  
  # Disable 'gnu' warnings because we override the user variable 'YFLAGS'.
  AUTOMAKE_fails -Wno-gnu Makefile5
  grep -v '^Makefile5\.am:.*zardoz_YFLAGS' stderr \
   | grep -v ': warnings are treated as errors' \
   | grep . && exit 1
  
  # Disable 'gnu' warnings because we override the user variable 'YFLAGS'.
  $AUTOMAKE -Wno-gnu Makefile6
  
  :
  

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