Allow user to disable latex support.

ChangeLog

@@ -1,3 +1,7 @@
+2009-03-05 Chris Bagwell <cbagwell-guest at users.alioth.debian.org>
+	* configure.in: Allow user to disable latex support; original
+	patch from Johnson Earls.
+
 2009-03-05  m. allan noah <kitno455 a t gmail d o t com>
 	* doc/descriptions-external/epkowa.desc: update all broken urls
 

configure

@@ -991,6 +991,7 @@ enable_local_backends
 enable_pnm_backend
 enable_parport_directio
 enable_translations
+enable_latex
 '
       ac_precious_vars='build_alias
 host_alias
@@ -1675,6 +1676,8 @@ Optional Features:
                           enable direct hardware access to the parallel port,
                           so frontends will require special permission level
   --disable-translations  don't install translations of backend options
+  --disable-latex         disable use of latex, et.al., to generate
+                          documentation
 
 Optional Packages:
   --with-PACKAGE[=ARG]    use PACKAGE [ARG=yes]
@@ -18671,7 +18674,7 @@ ia64-*-hpux*)
   ;;
 *-*-irix6*)
   # Find out which ABI we are using.
-  echo '#line 18674 "configure"' > conftest.$ac_ext
+  echo '#line 18677 "configure"' > conftest.$ac_ext
   if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
@@ -21551,11 +21554,11 @@ else
    -e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \
    -e 's: [^ ]*conftest\.: $lt_compiler_flag&:; t' \
    -e 's:$: $lt_compiler_flag:'`
-   (eval echo "\"\$as_me:21554: $lt_compile\"" >&5)
+   (eval echo "\"\$as_me:21557: $lt_compile\"" >&5)
    (eval "$lt_compile" 2>conftest.err)
    ac_status=$?
    cat conftest.err >&5
-   echo "$as_me:21558: \$? = $ac_status" >&5
+   echo "$as_me:21561: \$? = $ac_status" >&5
    if (exit $ac_status) && test -s "$ac_outfile"; then
      # The compiler can only warn and ignore the option if not recognized
      # So say no if there are warnings other than the usual output.
@@ -21841,11 +21844,11 @@ else
    -e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \
    -e 's: [^ ]*conftest\.: $lt_compiler_flag&:; t' \
    -e 's:$: $lt_compiler_flag:'`
-   (eval echo "\"\$as_me:21844: $lt_compile\"" >&5)
+   (eval echo "\"\$as_me:21847: $lt_compile\"" >&5)
    (eval "$lt_compile" 2>conftest.err)
    ac_status=$?
    cat conftest.err >&5
-   echo "$as_me:21848: \$? = $ac_status" >&5
+   echo "$as_me:21851: \$? = $ac_status" >&5
    if (exit $ac_status) && test -s "$ac_outfile"; then
      # The compiler can only warn and ignore the option if not recognized
      # So say no if there are warnings other than the usual output.
@@ -21945,11 +21948,11 @@ else
    -e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \
    -e 's: [^ ]*conftest\.: $lt_compiler_flag&:; t' \
    -e 's:$: $lt_compiler_flag:'`
-   (eval echo "\"\$as_me:21948: $lt_compile\"" >&5)
+   (eval echo "\"\$as_me:21951: $lt_compile\"" >&5)
    (eval "$lt_compile" 2>out/conftest.err)
    ac_status=$?
    cat out/conftest.err >&5
-   echo "$as_me:21952: \$? = $ac_status" >&5
+   echo "$as_me:21955: \$? = $ac_status" >&5
    if (exit $ac_status) && test -s out/conftest2.$ac_objext
    then
      # The compiler can only warn and ignore the option if not recognized
@@ -24347,7 +24350,7 @@ else
   lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
   lt_status=$lt_dlunknown
   cat > conftest.$ac_ext <<EOF
-#line 24350 "configure"
+#line 24353 "configure"
 #include "confdefs.h"
 
 #if HAVE_DLFCN_H
@@ -24447,7 +24450,7 @@ else
   lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
   lt_status=$lt_dlunknown
   cat > conftest.$ac_ext <<EOF
-#line 24450 "configure"
+#line 24453 "configure"
 #include "confdefs.h"
 
 #if HAVE_DLFCN_H
@@ -26860,11 +26863,11 @@ else
    -e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \
    -e 's: [^ ]*conftest\.: $lt_compiler_flag&:; t' \
    -e 's:$: $lt_compiler_flag:'`
-   (eval echo "\"\$as_me:26863: $lt_compile\"" >&5)
+   (eval echo "\"\$as_me:26866: $lt_compile\"" >&5)
    (eval "$lt_compile" 2>conftest.err)
    ac_status=$?
    cat conftest.err >&5
-   echo "$as_me:26867: \$? = $ac_status" >&5
+   echo "$as_me:26870: \$? = $ac_status" >&5
    if (exit $ac_status) && test -s "$ac_outfile"; then
      # The compiler can only warn and ignore the option if not recognized
      # So say no if there are warnings other than the usual output.
@@ -26964,11 +26967,11 @@ else
    -e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \
    -e 's: [^ ]*conftest\.: $lt_compiler_flag&:; t' \
    -e 's:$: $lt_compiler_flag:'`
-   (eval echo "\"\$as_me:26967: $lt_compile\"" >&5)
+   (eval echo "\"\$as_me:26970: $lt_compile\"" >&5)
    (eval "$lt_compile" 2>out/conftest.err)
    ac_status=$?
    cat out/conftest.err >&5
-   echo "$as_me:26971: \$? = $ac_status" >&5
+   echo "$as_me:26974: \$? = $ac_status" >&5
    if (exit $ac_status) && test -s out/conftest2.$ac_objext
    then
      # The compiler can only warn and ignore the option if not recognized
@@ -28549,11 +28552,11 @@ else
    -e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \
    -e 's: [^ ]*conftest\.: $lt_compiler_flag&:; t' \
    -e 's:$: $lt_compiler_flag:'`
-   (eval echo "\"\$as_me:28552: $lt_compile\"" >&5)
+   (eval echo "\"\$as_me:28555: $lt_compile\"" >&5)
    (eval "$lt_compile" 2>conftest.err)
    ac_status=$?
    cat conftest.err >&5
-   echo "$as_me:28556: \$? = $ac_status" >&5
+   echo "$as_me:28559: \$? = $ac_status" >&5
    if (exit $ac_status) && test -s "$ac_outfile"; then
      # The compiler can only warn and ignore the option if not recognized
      # So say no if there are warnings other than the usual output.
@@ -28653,11 +28656,11 @@ else
    -e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \
    -e 's: [^ ]*conftest\.: $lt_compiler_flag&:; t' \
    -e 's:$: $lt_compiler_flag:'`
-   (eval echo "\"\$as_me:28656: $lt_compile\"" >&5)
+   (eval echo "\"\$as_me:28659: $lt_compile\"" >&5)
    (eval "$lt_compile" 2>out/conftest.err)
    ac_status=$?
    cat out/conftest.err >&5
-   echo "$as_me:28660: \$? = $ac_status" >&5
+   echo "$as_me:28663: \$? = $ac_status" >&5
    if (exit $ac_status) && test -s out/conftest2.$ac_objext
    then
      # The compiler can only warn and ignore the option if not recognized
@@ -30874,11 +30877,11 @@ else
    -e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \
    -e 's: [^ ]*conftest\.: $lt_compiler_flag&:; t' \
    -e 's:$: $lt_compiler_flag:'`
-   (eval echo "\"\$as_me:30877: $lt_compile\"" >&5)
+   (eval echo "\"\$as_me:30880: $lt_compile\"" >&5)
    (eval "$lt_compile" 2>conftest.err)
    ac_status=$?
    cat conftest.err >&5
-   echo "$as_me:30881: \$? = $ac_status" >&5
+   echo "$as_me:30884: \$? = $ac_status" >&5
    if (exit $ac_status) && test -s "$ac_outfile"; then
      # The compiler can only warn and ignore the option if not recognized
      # So say no if there are warnings other than the usual output.
@@ -31164,11 +31167,11 @@ else
    -e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \
    -e 's: [^ ]*conftest\.: $lt_compiler_flag&:; t' \
    -e 's:$: $lt_compiler_flag:'`
-   (eval echo "\"\$as_me:31167: $lt_compile\"" >&5)
+   (eval echo "\"\$as_me:31170: $lt_compile\"" >&5)
    (eval "$lt_compile" 2>conftest.err)
    ac_status=$?
    cat conftest.err >&5
-   echo "$as_me:31171: \$? = $ac_status" >&5
+   echo "$as_me:31174: \$? = $ac_status" >&5
    if (exit $ac_status) && test -s "$ac_outfile"; then
      # The compiler can only warn and ignore the option if not recognized
      # So say no if there are warnings other than the usual output.
@@ -31268,11 +31271,11 @@ else
    -e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \
    -e 's: [^ ]*conftest\.: $lt_compiler_flag&:; t' \
    -e 's:$: $lt_compiler_flag:'`
-   (eval echo "\"\$as_me:31271: $lt_compile\"" >&5)
+   (eval echo "\"\$as_me:31274: $lt_compile\"" >&5)
    (eval "$lt_compile" 2>out/conftest.err)
    ac_status=$?
    cat out/conftest.err >&5
-   echo "$as_me:31275: \$? = $ac_status" >&5
+   echo "$as_me:31278: \$? = $ac_status" >&5
    if (exit $ac_status) && test -s out/conftest2.$ac_objext
    then
      # The compiler can only warn and ignore the option if not recognized
@@ -34365,12 +34368,24 @@ else
 fi
 
 
-if test "$LATEX" != "no" && test "$DVIPS" != "no" && test "$MAKEINDEX" != "no" ; then
-  USE_LATEX="yes"
+# Check whether --enable-latex was given.
+if test "${enable_latex+set}" = set; then
+  enableval=$enable_latex;
 else
-  USE_LATEX="no"
+  enable_latex=yes
 fi
- if test x$USE_LATEX = xyes; then
+
+if test "x$enable_latex" = "xyes" ; then
+  if test "x$LATEX" = "xno" || test "x$DVIPS" = "xno" || test "x$MAKEINDEX" = "xno" ; then
+    enable_latex=no
+    echo "disabling latex (missing latex, dvips or makeindex)"
+  else
+    echo "enabling latex"
+  fi
+else
+  echo "disabling latex"
+fi
+ if test x$enable_latex = xyes; then
   USE_LATEX_TRUE=
   USE_LATEX_FALSE='#'
 else

configure.in

@@ -646,12 +646,21 @@ else
 fi  
 AM_CONDITIONAL(ENABLE_TRANSLATIONS, test x$enable_translations = xyes)
 
-if test "$LATEX" != "no" && test "$DVIPS" != "no" && test "$MAKEINDEX" != "no" ; then
-  USE_LATEX="yes"
+AC_ARG_ENABLE(latex,
+	      AC_HELP_STRING([--disable-latex],
+	      [disable use of latex, et.al., to generate documentation]),,
+	      enable_latex=yes)
+if test "x$enable_latex" = "xyes" ; then
+  if test "x$LATEX" = "xno" || test "x$DVIPS" = "xno" || test "x$MAKEINDEX" = "xno" ; then
+    enable_latex=no
+    echo "disabling latex (missing latex, dvips or makeindex)"
+  else
+    echo "enabling latex"
+  fi
 else
-  USE_LATEX="no"
-fi
-AM_CONDITIONAL(USE_LATEX, test x$USE_LATEX = xyes)
+  echo "disabling latex"
+fi  
+AM_CONDITIONAL(USE_LATEX, test x$enable_latex = xyes)
 
 dnl ***********************************************************************
 dnl Write output files