gegl r3004 - in trunk: . tools

[martinn svn gnome org]

Author: martinn
Date: Tue Mar 31 20:19:00 2009
New Revision: 3004
URL: http://svn.gnome.org/viewvc/gegl?rev=3004&view=rev

Log:
Rewrite xml-insert.sh in portable bourne-shell

Patch from Gary V. Vaughan

Modified:
   trunk/ChangeLog
   trunk/tools/xml_insert.sh

Modified: trunk/tools/xml_insert.sh
==============================================================================
--- trunk/tools/xml_insert.sh	(original)
+++ trunk/tools/xml_insert.sh	Tue Mar 31 20:19:00 2009
@@ -7,23 +7,97 @@
 #
 # xml_insert.sh bar.xml foo foo.inc
 #
-# adding yet another argument will encode <,> and & as html entites.
-#
 # 2005 Â Ãyvind KolÃs
 #
 # FIXME: add argument checking / error handling
 
-which tempfile > /dev/null && TMP_FILE=`tempfile` || TMP_FILE="/tmp/temp_file"
+: ${AWK="awk"}
+: ${ECHO="echo"}
+: ${MKDIR="mkdir"}
+: ${SED="sed"}
+: ${Xsed="$SED -e 1s/^X//"}
+
+# Global variables:
+EXIT_SUCCESS=0
+EXIT_FAILURE=1
+
+dirname="s,/[[^/]]*$,,"
+basename="s,^.*/,,"
+
+# Work around backward compatibility issue on IRIX 6.5. On IRIX 6.4+, sh
+# is ksh but when the shell is invoked as "sh" and the current value of
+# the _XPG environment variable is not equal to 1 (one), the special
+# positional parameter $0, within a function call, is the name of the
+# function.
+progpath="$0"
+
+# The name of this program:
+# In the unlikely event $progname began with a '-', it would play havoc with
+# func_echo (imagine progname=-n), so we prepend ./ in that case:
+progname=`$ECHO "X$progpath" | $Xsed -e "$basename" -e 's,^-,./-,'`
+
+# func_error arg...
+# Echo program name prefixed message to standard error.
+func_error ()
+{
+    $ECHO "$progname: "${1+"$@"} 1>&2
+}
+
+# func_fatal_error arg...
+# Echo program name prefixed message to standard error, and exit.
+func_fatal_error ()
+{
+    func_error ${1+"$@"}
+    exit $EXIT_FAILURE
+}
+
+# func_mktempdir [string]
+# Make a temporary directory that won't clash with other running
+# processes, and avoids race conditions if possible.  If
+# given, STRING is the basename for that directory.
+func_mktempdir ()
+{
+    my_template="${TMPDIR-/tmp}/${1-$progname}"
+
+    if test "$opt_dry_run" = ":"; then
+      # Return a directory name, but don't create it in dry-run mode
+      my_tmpdir="${my_template}-$$"
+    else
+
+      # If mktemp works, use that first and foremost
+      my_tmpdir=`mktemp -d "${my_template}-XXXXXXXX" 2>/dev/null`
+
+      if test ! -d "$my_tmpdir"; then
+        # Failing that, at least try and use $RANDOM to avoid a race
+        my_tmpdir="${my_template}-${RANDOM-0}$$"
+
+        save_mktempdir_umask=`umask`
+        umask 0077
+        $MKDIR "$my_tmpdir"
+        umask $save_mktempdir_umask
+      fi
+
+      # If we're not in dry-run mode, bomb out on failure
+      test -d "$my_tmpdir" || \
+        func_fatal_error "cannot create temporary directory \`$my_tmpdir'"
+    fi
+
+    $ECHO "X$my_tmpdir" | $Xsed
+}
+
+tmp_dir="`func_mktempdir`"
+tmp_file="$tmp_dir/one"
+
+cp $1 $tmp_file
+
+numlines=`wc -l $tmp_file | $AWK '{print $1;}'`
+splitno=`$AWK "/<\!--$2-->/ { print NR; exit 0; }" $tmp_file`
+tailno=`expr $numlines - $splitno`
 
-cp $1 $TMP_FILE
+head -$splitno $tmp_file > $1
+cat $3 >> $1
+tail -$tailno $tmp_file >> $1
 
-SPLIT=`grep -n "<\!--$2-->" $TMP_FILE|head -n 1 | sed -e "s/^[  ]*//" |sed -e "s/:.*//"`;
-head -n $SPLIT $TMP_FILE > $1
-if [ -z "$4" ]; then
-  cat $3 >> $1
-else
-  cat $3 | sed -e "s/\&/\&amp;/g" -e "s/</\&lt;/g" -e "s/>/\&gt;/g" >> $1
-fi
-tail -n $((`wc -l $TMP_FILE | sed -e "s/^[      ]*//" | sed -e "s/ .*//"` - $SPLIT )) $TMP_FILE >> $1
+rm -rf $tmp_dir
 
-rm $TMP_FILE
+exit $?