t/lex-clean.sh

   1 #! /bin/sh
   2 # Copyright (C) 2011-2024 Free Software Foundation, Inc.
   3 #
   4 # This program is free software; you can redistribute it and/or modify
   5 # it under the terms of the GNU General Public License as published by
   6 # the Free Software Foundation; either version 2, or (at your option)
   7 # any later version.
   8 #
   9 # This program is distributed in the hope that it will be useful,
  10 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12 # GNU General Public License for more details.
  13 #
  14 # You should have received a copy of the GNU General Public License
  15 # along with this program.  If not, see <https://www.gnu.org/licenses/>.
  16
  17 # Check that .c files derived from non-distributed .l sources
  18 # are cleaned by "make clean", while .c files derived from
  19 # distributed .l sources are cleaned by "make maintainer-clean".
  20 # See also sister test 'lex-clean-cxx.sh'.
  21
  22 required='cc lex'
  23 . test-init.sh
  24
  25 cat >> configure.ac << 'END'
  26 AC_PROG_CC
  27 AC_PROG_LEX
  28 AC_OUTPUT
  29 END
  30
  31 cat > Makefile.am << 'END'
  32 AM_LFLAGS = --never-interactive
  33
  34 bin_PROGRAMS = foo bar baz qux
  35
  36 foo_SOURCES = main.c lexer.l
  37
  38 bar_SOURCES = main.c lexer.l
  39 bar_LFLAGS = $(AM_LFLAGS)
  40
  41 baz_SOURCES = main.c
  42 nodist_baz_SOURCES = baz.l
  43
  44 qux_SOURCES = main.c
  45 nodist_qux_SOURCES = baz.l
  46 qux_LFLAGS = $(AM_LFLAGS)
  47
  48 baz.l:
  49         cp $(srcdir)/lexer.l $@
  50
  51 CLEANFILES = baz.l
  52
  53 LDADD = $(LEXLIB)
  54 END
  55
  56 cat > lexer.l << 'END'
  57 %%
  58 "GOOD"   return EOF;
  59 .
  60 END
  61
  62 cat > main.c << 'END'
  63 extern int yylex (void);
  64 int main (void)
  65 {
  66   return yylex ();
  67 }
  68
  69 /* Avoid possible link errors. */
  70 int yywrap (void)
  71 {
  72   return 1;
  73 }
  74 END
  75
  76 $ACLOCAL
  77 $AUTOCONF
  78 $AUTOMAKE -a
  79
  80 ./configure
  81
  82 cp config.status config.sav
  83
  84 $MAKE
  85 ls -l
  86 # Sanity checks.
  87 test -f lexer.l
  88 test -f lexer.c
  89 test -f bar-lexer.c
  90 test -f baz.l
  91 test -f baz.c
  92 test -f qux-baz.c
  93
  94 for target in clean distclean; do
  95   $MAKE $target
  96   ls -l
  97   test -f lexer.l
  98   test -f lexer.c
  99   test -f bar-lexer.c
 100   test ! -e baz.l
 101   test ! -e baz.c
 102   test ! -e qux-baz.c
 103 done
 104
 105 cp config.sav config.status
 106 ./config.status # re-create Makefile
 107
 108 $MAKE maintainer-clean
 109 ls -l
 110 test -f lexer.l
 111 test ! -e lexer.c
 112 test ! -e bar-lexer.c
 113
 114 :