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- Description: Support local definitions in /etc/magic
- Author:
- Michael Piefel <piefel@debian.org>,
- Judit Foglszinger <fgrfgr@freenet.de>
- Forwarded: no
- Last-Update: 2016-06-27
- --- a/magic/Header
- +++ b/magic/Header
- @@ -1,5 +1,6 @@
- # Magic data for file(1) command.
- -# Format is described in magic(files), where:
- -# files is 5 on V7 and BSD, 4 on SV, and ?? on SVID.
- +# Format is described in in magic(5).
- # Don't edit this file, edit /etc/magic or send your magic improvements
- -# to the maintainers, at file@mx.gw.com
- +# to the upstream maintainers, at file@mx.gw.com
- +# or send your suggested inclusions
- +# as a wishlist bug against file (using the reportbug utility).
- --- /dev/null
- +++ b/magic/magic.local
- @@ -0,0 +1,3 @@
- +# Magic local data for file(1) command.
- +# Insert here your local magic data. Format is described in magic(5).
- +
- --- a/src/apprentice.c
- +++ b/src/apprentice.c
- @@ -454,7 +454,7 @@
- if (map == (struct magic_map *)-1)
- return -1;
- if (map == NULL) {
- - if (ms->flags & MAGIC_CHECK)
- + if (ms->flags & MAGIC_CHECK && strcmp("/etc/magic", fn) != 0)
- file_magwarn(ms, "using regular magic file `%s'", fn);
- map = apprentice_load(ms, fn, action);
- if (map == NULL)
- --- a/doc/file.man
- +++ b/doc/file.man
- @@ -57,7 +57,7 @@
- or non-printable).
- Exceptions are well-known file formats (core files, tar archives)
- that are known to contain binary data.
- -When modifying magic files or the program itself, make sure to
- +When adding local definitions to /etc/magic, make sure to
- .Em "preserve these keywords" .
- Users depend on knowing that all the readable files in a directory
- have the word
- @@ -101,7 +101,8 @@
- has been applied by extension to data files.
- Any file with some invariant identifier at a small fixed
- offset into the file can usually be described in this way.
- -The information identifying these files is read from the compiled
- +The information identifying these files is read from /etc/magic
- +and the compiled
- magic file
- .Pa __MAGIC__.mgc ,
- or the files in the directory
- @@ -472,12 +473,6 @@
- The order of entries in the magic file is significant.
- Depending on what system you are using, the order that
- they are put together may be incorrect.
- -If your old
- -.Nm
- -command uses a magic file,
- -keep the old magic file around for comparison purposes
- -(rename it to
- -.Pa __MAGIC__.orig ) .
- .Sh EXAMPLES
- .Bd -literal -offset indent
- $ file file.c file /dev/{wd0a,hda}
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