ok now this is interesting

I appear to have discovered a bug with automake

Makefile.in

@@ -161,13 +161,13 @@ am__define_uniq_tagged_files = \
 DIST_SUBDIRS = $(SUBDIRS)
 am__DIST_COMMON = $(srcdir)/Makefile.in $(srcdir)/config.h.in \
 	$(top_srcdir)/config/compile $(top_srcdir)/config/config.guess \
-	$(top_srcdir)/config/config.sub \
+	$(top_srcdir)/config/config.sub $(top_srcdir)/config/depcomp \
 	$(top_srcdir)/config/install-sh $(top_srcdir)/config/ltmain.sh \
 	$(top_srcdir)/config/missing AUTHORS COPYING ChangeLog INSTALL \
 	NEWS README THANKS TODO config/compile config/config.guess \
-	config/config.sub config/install-sh config/ltmain.sh \
-	config/mdate-sh config/missing config/texinfo.tex \
-	config/ylwrap
+	config/config.sub config/depcomp config/install-sh \
+	config/ltmain.sh config/mdate-sh config/missing \
+	config/texinfo.tex config/ylwrap
 DISTFILES = $(DIST_COMMON) $(DIST_SOURCES) $(TEXINFOS) $(EXTRA_DIST)
 distdir = $(PACKAGE)-$(VERSION)
 top_distdir = $(distdir)
@@ -358,6 +358,8 @@ target_vendor = @target_vendor@
 top_build_prefix = @top_build_prefix@
 top_builddir = @top_builddir@
 top_srcdir = @top_srcdir@
+want_docs = @want_docs@
+want_yywrap = @want_yywrap@
 SUBDIRS = source doc sample
 EXTRA_DIST = TODO
 ACLOCAL_AMFLAGS = -I m4 --install

configure

@@ -667,15 +667,19 @@ ALLOCA
 LEXLIB
 LEX_OUTPUT_ROOT
 LEX
+want_yywrap
 BISON
 YFLAGS
 YACC
 ifnGNUmake
 ifGNUmake
+BUILD_DOCS_FALSE
+BUILD_DOCS_TRUE
 TEXI2DVI_BIN
 DVIPS_BIN
 LATEX2HTML_BIN
 LATEX_BIN
+want_docs
 CXXCPP
 LT_SYS_LIBRARY_PATH
 OTOOL64
@@ -825,7 +829,9 @@ with_aix_soname
 with_gnu_ld
 with_sysroot
 enable_libtool_lock
+with_docs
 with_bison_bin
+with_yywrap
 '
       ac_precious_vars='build_alias
 host_alias
@@ -1497,8 +1503,10 @@ Optional Packages:
   --with-gnu-ld           assume the C compiler uses GNU ld [default=no]
   --with-sysroot[=DIR]    Search for dependent libraries within DIR (or the
                           compiler's sysroot if not specified).
+  --with-docs             build documentation
 
   --with-bison-bin=PATH   specify where to find the bison program
+  --with-yywrap           check for yywrap
 
 Some influential environment variables:
   CC          C compiler command
@@ -2874,7 +2882,7 @@ as_fn_append ac_header_c_list " sys/types.h sys_types_h HAVE_SYS_TYPES_H"
 as_fn_append ac_header_c_list " unistd.h unistd_h HAVE_UNISTD_H"
 
 # Auxiliary files required by this configure script.
-ac_aux_files="ltmain.sh compile missing install-sh config.guess config.sub"
+ac_aux_files="ltmain.sh compile missing install-sh config.guess config.sub depcomp"
 
 # Locations in which to look for auxiliary files.
 ac_aux_dir_candidates="${srcdir}/config"
@@ -3044,13 +3052,15 @@ ac_config_headers="$ac_config_headers config.h"
 
 
 
+
+
+
 gaadatadir=${datadir}/gaa
 gaadocdir=${datadir}/doc/gaa
 gaasampledir=${datadir}/gaa/sample
 
 
 
-
   # Make sure we can run config.sub.
 $SHELL "${ac_aux_dir}config.sub" sun4 >/dev/null 2>&1 ||
   as_fn_error $? "cannot run $SHELL ${ac_aux_dir}config.sub" "$LINENO" 5
@@ -17413,7 +17423,18 @@ else
 
 fi
 
-# Extract the first word of "latex", so it can be a program name with args.
+
+# Check whether --with-docs was given.
+if test ${with_docs+y}
+then :
+  withval=$with_docs; build_docs="${withval}"
+
+fi
+
+if test "x${build_docs}" = "xyes"
+then :
+
+  # Extract the first word of "latex", so it can be a program name with args.
 set dummy latex; ac_word=$2
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 printf %s "checking for $ac_word... " >&6; }
@@ -17459,7 +17480,7 @@ printf "%s\n" "no" >&6; }
 fi
 
 
-# Extract the first word of "latex2html", so it can be a program name with args.
+  # Extract the first word of "latex2html", so it can be a program name with args.
 set dummy latex2html; ac_word=$2
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 printf %s "checking for $ac_word... " >&6; }
@@ -17505,7 +17526,7 @@ printf "%s\n" "no" >&6; }
 fi
 
 
-# Extract the first word of "dvips", so it can be a program name with args.
+  # Extract the first word of "dvips", so it can be a program name with args.
 set dummy dvips; ac_word=$2
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 printf %s "checking for $ac_word... " >&6; }
@@ -17551,7 +17572,7 @@ printf "%s\n" "no" >&6; }
 fi
 
 
-# Extract the first word of "texi2dvi", so it can be a program name with args.
+  # Extract the first word of "texi2dvi", so it can be a program name with args.
 set dummy texi2dvi; ac_word=$2
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 printf %s "checking for $ac_word... " >&6; }
@@ -17597,6 +17618,27 @@ printf "%s\n" "no" >&6; }
 fi
 
 
+
+else $as_nop
+
+  LATEX_BIN=false
+
+  LATEX2HTML_BIN=false
+
+  DVIPS_BIN=false
+
+  TEXI2DVI_BIN=false
+
+
+fi
+ if test "x${build_docs}" = "xyes"; then
+  BUILD_DOCS_TRUE=
+  BUILD_DOCS_FALSE='#'
+else
+  BUILD_DOCS_TRUE='#'
+  BUILD_DOCS_FALSE=
+fi
+
   for ac_prog in gawk mawk nawk awk
 do
   # Extract the first word of "$ac_prog", so it can be a program name with args.
@@ -18356,7 +18398,18 @@ printf "%s\n" "#define BISON_BIN_RELOCATABLE ${value}" >>confdefs.h
 
 fi
 
-for ac_prog in flex lex
+
+# Check whether --with-yywrap was given.
+if test ${with_yywrap+y}
+then :
+  withval=$with_yywrap; want_yywrap="${withval}"
+
+fi
+
+if test "x${want_yywrap}" = "xyes"
+then :
+
+  for ac_prog in flex lex
 do
   # Extract the first word of "$ac_prog", so it can be a program name with args.
 set dummy $ac_prog; ac_word=$2
@@ -18656,6 +18709,12 @@ fi
 fi
 rm -f conftest.l $LEX_OUTPUT_ROOT.c
 
+fi
+
+else $as_nop
+
+
+
 fi
 if test "$LEX" = :; then
   LEX=${am_missing_run}flex
@@ -19123,6 +19182,10 @@ if test -z "${am__fastdepCXX_TRUE}" && test -z "${am__fastdepCXX_FALSE}"; then
   as_fn_error $? "conditional \"am__fastdepCXX\" was never defined.
 Usually this means the macro was only invoked conditionally." "$LINENO" 5
 fi
+if test -z "${BUILD_DOCS_TRUE}" && test -z "${BUILD_DOCS_FALSE}"; then
+  as_fn_error $? "conditional \"BUILD_DOCS\" was never defined.
+Usually this means the macro was only invoked conditionally." "$LINENO" 5
+fi
 
 
 : "${CONFIG_STATUS=./config.status}"

configure.ac

@@ -6,7 +6,8 @@ AC_INIT([gaa],[1.6.6],[nmav@gnutls.org])
 AC_CONFIG_SRCDIR([config.h.in])
 AC_CONFIG_HEADERS([config.h])
 AC_CONFIG_MACRO_DIR([m4])
-AC_CONFIG_AUX_DIR([config])dnl
+AC_CONFIG_AUX_DIR([config])
+AC_REQUIRE_AUX_FILE([depcomp])dnl
 
 gaadatadir=${datadir}/gaa
 gaadocdir=${datadir}/doc/gaa
@@ -40,10 +41,25 @@ else
 fi
 
 dnl# Documentation tools.
-AC_PATH_PROG([LATEX_BIN],[latex],[latex])
-AC_PATH_PROG([LATEX2HTML_BIN],[latex2html],[latex2html])
-AC_PATH_PROG([DVIPS_BIN],[dvips],[dvips])
-AC_PATH_PROG([TEXI2DVI_BIN],[texi2dvi],[texi2dvi])dnl
+AC_ARG_WITH([docs],
+            [AS_HELP_STRING([--with-docs],[build documentation])],
+[build_docs="${withval}"
+ AC_SUBST([want_docs])dnl
+])dnl
+
+AS_IF([test "x${build_docs}" = "xyes"],[
+  AC_PATH_PROG([LATEX_BIN],[latex],[latex])
+  AC_PATH_PROG([LATEX2HTML_BIN],[latex2html],[latex2html])
+  AC_PATH_PROG([DVIPS_BIN],[dvips],[dvips])
+  AC_PATH_PROG([TEXI2DVI_BIN],[texi2dvi],[texi2dvi])
+],[
+  AC_SUBST([LATEX_BIN],[false])
+  AC_SUBST([LATEX2HTML_BIN],[false])
+  AC_SUBST([DVIPS_BIN],[false])
+  AC_SUBST([TEXI2DVI_BIN],[false])
+])dnl
+
+AM_CONDITIONAL([BUILD_DOCS],[test "x${build_docs}" = "xyes"])dnl
 
 dnl# AX_* macros come from the autoconf-archive package
 AX_CHECK_GNU_MAKE
@@ -83,7 +99,17 @@ AS_HELP_STRING([--with-bison-bin=PATH],[specify where to find the bison program]
  GDB_AC_DEFINE_RELOCATABLE([BISON_BIN],[bison],[${bison_bin}])dnl
 ])dnl
 
-AC_PROG_LEX([yywrap])
+AC_ARG_WITH([yywrap],
+            [AS_HELP_STRING([--with-yywrap],[check for yywrap])],
+[want_yywrap="${withval}"
+ AC_SUBST([want_yywrap])dnl
+])dnl
+
+AS_IF([test "x${want_yywrap}" = "xyes"],[
+  AC_PROG_LEX([yywrap])
+],[
+  AC_PROG_LEX([noyywrap])
+])
 AM_PROG_LEX
 
 dnl# Checks for library functions.

doc/Makefile.am

@@ -71,8 +71,13 @@ gaa.tex.html: $(TEX_OBJECTS)
 	  touch gaa.tex.html; \
 	fi
 
+if BUILD_DOCS
 info_TEXINFOS = gaa.texi
 EXTRA_DIST += $(info_TEXINFOS)
+else
+dist_info_TEXINFOS = gaa.texi
+EXTRA_DIST += $(dist_info_TEXINFOS)
+endif
 
 distclean-local:
 	if test "x$(srcdir)" != "x$(builddir)"; then \

doc/Makefile.in

@@ -343,6 +343,8 @@ target_vendor = @target_vendor@
 top_build_prefix = @top_build_prefix@
 top_builddir = @top_builddir@
 top_srcdir = @top_srcdir@
+want_docs = @want_docs@
+want_yywrap = @want_yywrap@
 EXTRA_DIST = ref.tex gaa.html/index.html gaa.ps gaa.tex img1.png \
 	tut.tex gaa.css $(info_TEXINFOS)
 dist_gaadoc_DATA = gaa.html/index.html gaa.ps img1.png gaa.css

sample/Makefile.in

@@ -300,6 +300,8 @@ target_vendor = @target_vendor@
 top_build_prefix = @top_build_prefix@
 top_builddir = @top_builddir@
 top_srcdir = @top_srcdir@
+want_docs = @want_docs@
+want_yywrap = @want_yywrap@
 EXTRA_DIST = sample.gaa smain.c sample3.gaa sample2.gaa smain2.c config sample4.gaa
 gaasample_DATA = sample3.gaa sample.gaa smain.c sample2.gaa smain2.c config sample4.gaa
 all: all-am

source/Makefile.in

@@ -388,6 +388,8 @@ target_vendor = @target_vendor@
 top_build_prefix = @top_build_prefix@
 top_builddir = @top_builddir@
 top_srcdir = @top_srcdir@
+want_docs = @want_docs@
+want_yywrap = @want_yywrap@
 SUBDIRS = skel 
 EXTRA_DIST = gaa.gaa gaa.c gaaout.h gaa.h
 gaa_CFLAGS = -DSKEL_DIR=\"$(gaadatadir)\"

source/skel/Makefile.in

@@ -300,6 +300,8 @@ target_vendor = @target_vendor@
 top_build_prefix = @top_build_prefix@
 top_builddir = @top_builddir@
 top_srcdir = @top_srcdir@
+want_docs = @want_docs@
+want_yywrap = @want_yywrap@
 gaadata_DATA = gaa.skel
 EXTRA_DIST = gaa.skel
 all: all-am