diff options
Diffstat (limited to 'contrib/file/file.man')
| -rw-r--r-- | contrib/file/file.man | 22 |
1 files changed, 19 insertions, 3 deletions
diff --git a/contrib/file/file.man b/contrib/file/file.man index 6f1c261d5eb3..0ed4dd29f6df 100644 --- a/contrib/file/file.man +++ b/contrib/file/file.man @@ -1,5 +1,5 @@ .TH FILE __CSECTION__ "Copyright but distributable" -.\" $Id: file.man,v 1.37 2000/08/07 20:08:55 christos Exp $ +.\" $Id: file.man,v 1.38 2001/03/11 20:37:08 christos Exp $ .SH NAME file \- determine file type @@ -15,6 +15,12 @@ namefile ] .B \-m magicfiles ] file ... +.br +.B file +.B -C +[ +.B \-m +magicfile ] .SH DESCRIPTION This manual page documents version __VERSION__ of the .B file @@ -85,8 +91,12 @@ that the file is a binary executable, and which of several types thereof. The concept of `magic number' 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 magic file -.I __MAGIC__. +The information identifying these files is read from the compiled +magic file +.I __MAGIC__.mgc , +or +.I __MAGIC__ +if the compile file does not exist. .PP If a file does not match any of the entries in the magic file, it is examined to see if it seems to be a text file. @@ -142,6 +152,9 @@ Do not prepend filenames to output lines (brief mode). .B \-c Cause a checking printout of the parsed form of the magic file. This is usually used in conjunction with +.B \-C +Write a magic.mgc output file that contains a pre-parsed version of +file. .B \-m to debug a new magic file before installing it. .TP 8 @@ -210,6 +223,9 @@ to disregard the file size as reported by .BR stat (2) since on some systems it reports a zero size for raw disk partitions. .SH FILES +.I __MAGIC__.mgc +\- defaults compiled list of magic numbers +.PP .I __MAGIC__ \- default list of magic numbers .PP |