Adding upstream version 1:5.45.upstream/1%5.45upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 33 insertions, 0 deletions

diff --git a/magic/Magdir/dif b/magic/Magdir/dif
new file mode 100644
index 0000000..9d7e5fd
--- /dev/null
+++ b/magic/Magdir/dif
@@ -0,0 +1,33 @@
+
+#------------------------------------------------------------------------------
+# $File: dif,v 1.1 2020/04/09 19:14:01 christos Exp $
+# dif:  file(1) magic for DIF text files
+
+#------------------------------------------------------------------------------
+# From:	Joerg Jenderek
+# URL:	http://en.wikipedia.org/wiki/Data_Interchange_Format
+#	http://fileformats.archiveteam.org/wiki/Data_Interchange_Format
+# Note:	called by TrID "Data Interchange Format",
+#	by DROID x-fmt/368 "VisiCalc Database"
+0	string		TABLE
+# skip text starting with TABLE by looking for numeric version on 2nd line
+>6	search/2	0,
+# skip DROID x-fmt-41-signature-id-380.dif by looking for key word TUPLES at the beginning
+>>27	search/128	TUPLES		Data Interchange Format
+# https://www.pcmatic.com/company/libraries/fileextension/detail.asp?ext=dif.html
+#!:mime	application/x-dif-spreadsheet	Gnumeric
+# https://github.com/LibreOffice/online/blob/master/discovery.xml
+#!:mime	application/x-dif-document	LibreOffice
+# https://www.wikidata.org/wiki/Wikidata:WikiProject_Informatics/File_formats/Lists/File_formats
+!:mime	application/x-dif
+# https://extension.nirsoft.net/dif
+#!:mime	application/vnd.ms-excel
+#!:mime	text/plain
+!:ext	dif
+# look for double quote 0x22 on 3rd line
+>>>10	search/3	"
+# skip if next character also double quote 
+>>>>&0	ubyte		!0x22		\b, generator or table name
+# comment like EXCEL, pwm enclosed in double quotes
+>>>>>&-2	string	x		%s
+