Update groffer-1.1.1

1 files changed, 265 insertions, 22 deletions

diff --git a/contrib/groffer/shell/roff2.sh b/contrib/groffer/shell/roff2.sh
index 9ba340f6..47197c3b 100755
--- a/contrib/groffer/shell/roff2.sh
+++ b/contrib/groffer/shell/roff2.sh
@@ -8,7 +8,7 @@
 # Copyright (C) 2006 Free Software Foundation, Inc.
 # Written by Bernd Warken
 
-# Last update: 7 Nov 2006
+# Last update: 11 Nov 2006
 
 # This file is part of `groffer', which is part of `groff'.
 
@@ -61,6 +61,83 @@ EOF
 } # echo2()
 
 
+error_no_groffer='no';
+error_no_groffer() {
+  if test _"$error_no_groffer" = _yes
+  then
+    return;
+  fi;
+  error_no_groffer='yes';
+  echo2 "$name: groffer is not available.";
+}
+
+
+error_no_options='no';
+error_no_options() {
+  if test _"$error_no_options" = _yes
+  then
+    return;
+  fi;
+  error_no_groffer='yes';
+  echo2 "$name: groffer options are not allowed.";
+}
+
+
+usage_with_groffer() {
+  cat <<EOF
+usage: $Name [option]... [--] [filespec]...
+
+-h | --help     print usage information
+-v | --version  print version information
+
+All other options are arbitrary options of "groffer"; the options
+override the behavior of this program.
+
+"filespec"s are the same as in "groffer": either the names of
+existing, readable files or "-" for standard input or a search pattern
+for man pages.  No "filespec" assumes standard input automatically.
+EOF
+}
+
+usage_without_groffer() {
+  cat <<EOF
+usage: $Name [option]... [--] [filespec]...
+
+-h | --help     print usage information
+-v | --version  print version information
+
+No other options are allowed because "groffer" is not available.
+
+The only "filespec"s allowed are the names of existing, readable files
+or "-" for standard input.  No "filespec" assumes standard input
+automatically.
+EOF
+}
+
+
+where_is_prog() {
+  for p in `echo $PATH|sed "s/:/ /g"`
+  do
+    f="${p}/$1";
+    if test -f "$f" && test -x "$f"
+    then
+      echo1 "$f";
+      return;
+    fi;
+  done;
+}
+
+
+########################################################################
+
+export NULL_DEV;
+if test -c /dev/null
+then
+  NULL_DEV='/dev/null';
+else
+  NULL_DEV='NUL';
+fi;
+
 name="$(echo1 "$0" | sed 's|^.*//*\([^/]*\)$|\1|')";
 
 case "$name" in
@@ -73,27 +150,193 @@ roff2[a-z]*)
   ;;
 esac;
 
-for i
-do
-  case $i in
-  -v|--v|--ve|--ver|--vers|--versi|--versio|--version)
-    cat <<EOF
-$name in `groffer --version`
-EOF
-    exit 0;
+groff_version="$(groff --version 2>$NULL_DEV)";
+if test $? -gt 0
+then
+  echo2 "$name error: groff does not work.";
+  exit 1;
+fi;
+groffer_version="$(groffer --version 2>$NULL_DEV)";
+if test $? -gt 0
+then
+  has_groffer='no';
+else
+  has_groffer='yes';
+fi;
+
+if test _"${has_groffer}" = _yes
+then
+  for i
+  do
+    case $i in
+    -v|--v|--ve|--ver|--vers|--versi|--versio|--version)
+      echo1 "$name in $groffer_version";
+      exit 0;
+      ;;
+    -h|--h|--he|--hel|--help)
+      usage_with_groffer;
+      exit 0;
+      ;;
+    esac;
+  done;
+  groffer --to-stdout --$mode "$@";
+else				# not has_groffer
+  reset=no;
+  double_minus=no;
+  for i
+  do
+    if test _"${reset}" = _no
+    then
+      set --;
+      reset=yes;
+    fi;
+    if test _"${double_minus}" = _yes
+    then
+      set -- "$@" "$i";
+      continue;
+    fi;
+    case "$i" in
+    --)
+      double_minus=yes;
+      continue;
+      ;;
+    -)
+      set -- "$@" '-';
+      continue;
+      ;;
+    -v|--v|--ve|--ver|--vers|--versi|--versio|--version)
+      echo1 "$name in $groff_version";
+      exit 0;
+      ;;
+    -h|--h|--he|--hel|--help)
+      usage_without_groffer;
+      exit 0;
+      ;;
+    -*)
+      error_no_groffer;
+      error_no_options;
+      ;;
+    *)
+      if test -f "$i" && test -r "$i"
+      then
+        set -- "$@" "$i";
+      else
+        error_no_groffer;
+        echo2 "$i is not an existing, readable file.";
+      fi;
+      continue;
+      ;;
+    esac;
+  done;				# for i
+
+  if test $# -eq 0
+  then
+    set -- '-';
+  fi;
+  has_stdin=no;
+  for i
+  do
+    case "$i" in
+    -)
+      has_stdin=yes;
+      break;
+      ;;
+    esac;
+  done;
+
+  if test _$has_stdin = _yes
+  then
+    umask 0077;
+    tempdir='';
+    for d in "${GROFF_TMPDIR}" "${TMPDIR}" "${TMP}" "${TEMP}" \
+           "${TEMPDIR}" "${HOME}"'/tmp' '/tmp' "${HOME}" '.'
+    do
+      if test _"$d" = _ || ! test -d "$d" || ! test -w "$d"
+      then
+        continue;
+      fi;
+      case "$d" in
+      */)
+        tempdir="$d";
+        ;;
+      *)
+        tempdir="$d"'/';
+        ;;
+      esac;
+    done;
+    if test _$tempdir = _
+    then
+      echo2 "${name}: could not find a temporary directory."
+      exit 1;
+    fi;
+    stdin=${tempdir}${name}_$$;
+    if test -e "$stdin"
+    then
+      rm -f "$stdin";
+      n=0;
+      f="${stdin}_$n";
+      while test -e "$f"
+      do
+	rm -f "$f";
+        if ! test -e "$f"
+        then
+          break;
+        fi;
+        n="$(expr $n + 1)";
+        f="${stdin}_$n";
+      done;
+      stdin="$f";
+    fi;
+    reset=no;
+    for i
+    do
+      if test _"${reset}" = _no
+      then
+        set --;
+        reset=yes;
+      fi;
+      case "$i" in
+      -)
+        set -- "$@" "$stdin";
+        ;;
+      *)
+        set -- "$@" "$i";
+        ;;
+      esac;
+    done;
+    cat>"$stdin";
+  fi;				# if has_stdin
+
+  case "$mode" in
+  x)
+    groff_options='-TX75-12 -Z';
     ;;
-  -h|--h|--he|--hel|--help)
-    cat <<EOF
-usage: $name [option]... [--] [filespec]...
-
-where the optional "filespec"s are either the names of existing,
-readable files or "-" for standard input or a search pattern for man
-pages.  The optional "option"s are arbitrary options of "groffer"; the
-options override the behavior of this program.
-EOF
-    exit 0;
+  text)
+    groff_options='-Tlatin1';
+    ;;
+  pdf)
+    ps2pdf="$(where_is_prog ps2pdf)";
+    if test _"$ps2pdf" = _
+    then
+      ps2pdf="$(where_is_prog gs)";
+      if test _"$ps2pdf" = _
+      then
+        echo2 "$name: cannot transform to pdf format.";
+        exit 1;
+      fi;
+      ps2pdf="$ps2pdf -q -dNOPAUSE -dBATCH -sDEVICE=pdfwrite '-sOutputFile=- -c save pop -f -";
+    else
+      ps2pdf="$ps2pdf -";
+    fi;
+    grog="$(grog -Tps "$@")";
+    eval $grog | ${ps2pdf};
+    exit $?;
+    ;;
+  *)
+    groff_options="-T$mode";
     ;;
   esac;
-done
-
-groffer --to-stdout --$mode "$@";
\ No newline at end of file
+  grog="$(grog $groff_options "$@")";
+  eval $grog;
+  exit $?;
+fi;				# not has_groffer