From f210ec979aa81db64537ef4a2eed48979f8b32fe Mon Sep 17 00:00:00 2001
From: Albert Cheng <acheng@hdfgroup.org>
Date: Tue, 11 Oct 2005 14:40:47 -0500
Subject: [svn-r11545] Purpose: New feature.

Description:
Added code that try to guess what type of file it is by inspecting the
first 5 lines.  Then it tries to find the Copyright notice according
to the guess.
---
 bin/chkcopyright | 27 ++++++++++++++++++++++++++-
 1 file changed, 26 insertions(+), 1 deletion(-)

diff --git a/bin/chkcopyright b/bin/chkcopyright
index 0dbf5de..62dd36c 100755
--- a/bin/chkcopyright
+++ b/bin/chkcopyright
@@ -26,6 +26,7 @@ PROGNAME=$0
 DIFF="diff"
 INITFILE=.h5chkright.ini
 EXCEPTIONS=/tmp/h5chkright.except.$$
+tmpfile=/tmp/h5chkright_tmp.$$
 EXCEPTIONDIRS="-name CVS"	# at least skip CVS directories.
 EXTRACTEDFILE=/tmp/h5chkright.extracted.$$
 VERBOSE=		# default no
@@ -337,6 +338,30 @@ SHELL_FILE()
 }
 
 
+# Check Unknown type file.
+# Inspect the first 5 lines and try to guess what type of file it is.
+# Then try verify Copyright notice according to guessed type.
+#
+UNKNOWN_FILE()
+{
+    f=$1
+    head -5 < $f > $tmpfile
+    if head -1 < $tmpfile | grep '^#!' > /dev/null; then
+	# It is likely a shell script or similar type.
+	SHELL_FILE $f
+    elif grep '\/\*' < $tmpfile > /dev/null; then
+	# It is C/C++ style file.
+	C_SOURCE $f
+    elif grep '^!' < $tmpfile > /dev/null; then
+	# It is a Fortran 9X style file.
+	FORTRAN_SOURCE $f
+    else
+	# Unknown type.
+	UNKNOWN_TYPE $f
+    fi
+}
+
+
 # Passed checking.
 # $1 file that has passed.
 #
@@ -422,7 +447,7 @@ while read file; do
 	    continue
 	    ;;
 	*)
-	    UNKNOWN_TYPE $file
+	    UNKNOWN_FILE $file
 	    ;;
 	esac
     fi
-- 
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