diff options
author | jbj <devnull@localhost> | 2004-08-03 20:16:18 +0000 |
---|---|---|
committer | jbj <devnull@localhost> | 2004-08-03 20:16:18 +0000 |
commit | 311c1c7274224f386e12f71d6b70460ffa1b1637 (patch) | |
tree | 7503e60d16d195682c1de474865a309e279eb37c /file/doc | |
parent | 2b86cac35f6c633d500fda5c88262b93307c3093 (diff) | |
download | rpm-311c1c7274224f386e12f71d6b70460ffa1b1637.tar.gz rpm-311c1c7274224f386e12f71d6b70460ffa1b1637.tar.bz2 rpm-311c1c7274224f386e12f71d6b70460ffa1b1637.zip |
Upgrade to file-4.09.
CVS patchset: 7388
CVS date: 2004/08/03 20:16:18
Diffstat (limited to 'file/doc')
-rw-r--r-- | file/doc/.cvsignore | 4 | ||||
-rw-r--r-- | file/doc/Makefile.am | 27 | ||||
-rw-r--r-- | file/doc/Makefile.in | 499 | ||||
-rw-r--r-- | file/doc/file.man | 175 | ||||
-rw-r--r-- | file/doc/libmagic.man | 228 | ||||
-rw-r--r-- | file/doc/magic.man | 135 |
6 files changed, 930 insertions, 138 deletions
diff --git a/file/doc/.cvsignore b/file/doc/.cvsignore deleted file mode 100644 index 90b915b9f..000000000 --- a/file/doc/.cvsignore +++ /dev/null @@ -1,4 +0,0 @@ -Makefile -Makefile.in -file.1 -magic.4 diff --git a/file/doc/Makefile.am b/file/doc/Makefile.am index 8790ef323..4a78589ce 100644 --- a/file/doc/Makefile.am +++ b/file/doc/Makefile.am @@ -1,12 +1,13 @@ -#MAGIC = $(pkgdatadir)/magic -MAGIC = $(pkglibdir)/magic - -man_MAGIC = magic.@fsect@ +MAGIC = $(pkgdatadir)/magic +if FSECT5 +man_MAGIC = magic.5 +else +man_MAGIC = magic.4 +endif fsect = @fsect@ -#man_MANS = file.1 $(man_MAGIC) # libmagic.3 -noinst_MANS = file.1 $(man_MAGIC) # libmagic.3 +man_MANS = file.1 $(man_MAGIC) libmagic.3 -EXTRA_DIST = file.man magic.man # libmagic.man +EXTRA_DIST = file.man magic.man libmagic.man CLEANFILES = $(man_MANS) file.1: Makefile file.man @@ -23,9 +24,9 @@ magic.${fsect}: Makefile magic.man -e s@__VERSION__@${VERSION}@g \ -e s@__MAGIC__@${MAGIC}@g $(srcdir)/magic.man > $@ -#libmagic.3: Makefile libmagic.man -# @rm -f $@ -# sed -e s@__CSECTION__@1@g \ -# -e s@__FSECTION__@${fsect}@g \ -# -e s@__VERSION__@${VERSION}@g \ -# -e s@__MAGIC__@${MAGIC}@g $(srcdir)/libmagic.man > $@ +libmagic.3: Makefile libmagic.man + @rm -f $@ + sed -e s@__CSECTION__@1@g \ + -e s@__FSECTION__@${fsect}@g \ + -e s@__VERSION__@${VERSION}@g \ + -e s@__MAGIC__@${MAGIC}@g $(srcdir)/libmagic.man > $@ diff --git a/file/doc/Makefile.in b/file/doc/Makefile.in new file mode 100644 index 000000000..91928860c --- /dev/null +++ b/file/doc/Makefile.in @@ -0,0 +1,499 @@ +# Makefile.in generated by automake 1.7.9 from Makefile.am. +# @configure_input@ + +# Copyright 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003 +# Free Software Foundation, Inc. +# This Makefile.in is free software; the Free Software Foundation +# gives unlimited permission to copy and/or distribute it, +# with or without modifications, as long as this notice is preserved. + +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY, to the extent permitted by law; without +# even the implied warranty of MERCHANTABILITY or FITNESS FOR A +# PARTICULAR PURPOSE. + +@SET_MAKE@ + +srcdir = @srcdir@ +top_srcdir = @top_srcdir@ +VPATH = @srcdir@ +pkgdatadir = $(datadir)/@PACKAGE@ +pkglibdir = $(libdir)/@PACKAGE@ +pkgincludedir = $(includedir)/@PACKAGE@ +top_builddir = .. + +am__cd = CDPATH="$${ZSH_VERSION+.}$(PATH_SEPARATOR)" && cd +INSTALL = @INSTALL@ +install_sh_DATA = $(install_sh) -c -m 644 +install_sh_PROGRAM = $(install_sh) -c +install_sh_SCRIPT = $(install_sh) -c +INSTALL_HEADER = $(INSTALL_DATA) +transform = $(program_transform_name) +NORMAL_INSTALL = : +PRE_INSTALL = : +POST_INSTALL = : +NORMAL_UNINSTALL = : +PRE_UNINSTALL = : +POST_UNINSTALL = : +host_triplet = @host@ +ACLOCAL = @ACLOCAL@ +AMDEP_FALSE = @AMDEP_FALSE@ +AMDEP_TRUE = @AMDEP_TRUE@ +AMTAR = @AMTAR@ +AUTOCONF = @AUTOCONF@ +AUTOHEADER = @AUTOHEADER@ +AUTOMAKE = @AUTOMAKE@ +AWK = @AWK@ +CC = @CC@ +CCDEPMODE = @CCDEPMODE@ +CFLAGS = @CFLAGS@ +CPP = @CPP@ +CPPFLAGS = @CPPFLAGS@ +CYGPATH_W = @CYGPATH_W@ +DEFS = @DEFS@ +DEPDIR = @DEPDIR@ +ECHO_C = @ECHO_C@ +ECHO_N = @ECHO_N@ +ECHO_T = @ECHO_T@ +EGREP = @EGREP@ +EXEEXT = @EXEEXT@ +FSECT5_FALSE = @FSECT5_FALSE@ +FSECT5_TRUE = @FSECT5_TRUE@ +INSTALL_DATA = @INSTALL_DATA@ +INSTALL_PROGRAM = @INSTALL_PROGRAM@ +INSTALL_SCRIPT = @INSTALL_SCRIPT@ +INSTALL_STRIP_PROGRAM = @INSTALL_STRIP_PROGRAM@ +LDFLAGS = @LDFLAGS@ +LIBOBJS = @LIBOBJS@ +LIBS = @LIBS@ +LIBTOOL = @LIBTOOL@ +LN_S = @LN_S@ +LTLIBOBJS = @LTLIBOBJS@ +MAINT = @MAINT@ +MAINTAINER_MODE_FALSE = @MAINTAINER_MODE_FALSE@ +MAINTAINER_MODE_TRUE = @MAINTAINER_MODE_TRUE@ +MAKEINFO = @MAKEINFO@ +OBJEXT = @OBJEXT@ +PACKAGE = @PACKAGE@ +PACKAGE_BUGREPORT = @PACKAGE_BUGREPORT@ +PACKAGE_NAME = @PACKAGE_NAME@ +PACKAGE_STRING = @PACKAGE_STRING@ +PACKAGE_TARNAME = @PACKAGE_TARNAME@ +PACKAGE_VERSION = @PACKAGE_VERSION@ +PATH_SEPARATOR = @PATH_SEPARATOR@ +RANLIB = @RANLIB@ +SET_MAKE = @SET_MAKE@ +SHELL = @SHELL@ +STRIP = @STRIP@ +VERSION = @VERSION@ +ac_ct_CC = @ac_ct_CC@ +ac_ct_RANLIB = @ac_ct_RANLIB@ +ac_ct_STRIP = @ac_ct_STRIP@ +am__fastdepCC_FALSE = @am__fastdepCC_FALSE@ +am__fastdepCC_TRUE = @am__fastdepCC_TRUE@ +am__include = @am__include@ +am__leading_dot = @am__leading_dot@ +am__quote = @am__quote@ +bindir = @bindir@ +build = @build@ +build_alias = @build_alias@ +build_cpu = @build_cpu@ +build_os = @build_os@ +build_vendor = @build_vendor@ +datadir = @datadir@ +exec_prefix = @exec_prefix@ +fsect = @fsect@ +host = @host@ +host_alias = @host_alias@ +host_cpu = @host_cpu@ +host_os = @host_os@ +host_vendor = @host_vendor@ +includedir = @includedir@ +infodir = @infodir@ +install_sh = @install_sh@ +libdir = @libdir@ +libexecdir = @libexecdir@ +localstatedir = @localstatedir@ +mandir = @mandir@ +oldincludedir = @oldincludedir@ +prefix = @prefix@ +program_transform_name = @program_transform_name@ +sbindir = @sbindir@ +sharedstatedir = @sharedstatedir@ +sysconfdir = @sysconfdir@ +target_alias = @target_alias@ +MAGIC = $(pkgdatadir)/magic +@FSECT5_TRUE@man_MAGIC = magic.5 +@FSECT5_FALSE@man_MAGIC = magic.4 +man_MANS = file.1 $(man_MAGIC) libmagic.3 + +EXTRA_DIST = file.man magic.man libmagic.man +CLEANFILES = $(man_MANS) +subdir = doc +ACLOCAL_M4 = $(top_srcdir)/aclocal.m4 +mkinstalldirs = $(SHELL) $(top_srcdir)/mkinstalldirs +CONFIG_HEADER = $(top_builddir)/config.h +CONFIG_CLEAN_FILES = +DIST_SOURCES = + +NROFF = nroff +MANS = $(man_MANS) +DIST_COMMON = $(srcdir)/Makefile.in Makefile.am +all: all-am + +.SUFFIXES: +$(srcdir)/Makefile.in: @MAINTAINER_MODE_TRUE@ Makefile.am $(top_srcdir)/configure.in $(ACLOCAL_M4) + cd $(top_srcdir) && \ + $(AUTOMAKE) --gnu doc/Makefile +Makefile: @MAINTAINER_MODE_TRUE@ $(srcdir)/Makefile.in $(top_builddir)/config.status + cd $(top_builddir) && $(SHELL) ./config.status $(subdir)/$@ $(am__depfiles_maybe) + +mostlyclean-libtool: + -rm -f *.lo + +clean-libtool: + -rm -rf .libs _libs + +distclean-libtool: + -rm -f libtool +uninstall-info-am: + +man1dir = $(mandir)/man1 +install-man1: $(man1_MANS) $(man_MANS) + @$(NORMAL_INSTALL) + $(mkinstalldirs) $(DESTDIR)$(man1dir) + @list='$(man1_MANS) $(dist_man1_MANS) $(nodist_man1_MANS)'; \ + l2='$(man_MANS) $(dist_man_MANS) $(nodist_man_MANS)'; \ + for i in $$l2; do \ + case "$$i" in \ + *.1*) list="$$list $$i" ;; \ + esac; \ + done; \ + for i in $$list; do \ + if test -f $(srcdir)/$$i; then file=$(srcdir)/$$i; \ + else file=$$i; fi; \ + ext=`echo $$i | sed -e 's/^.*\\.//'`; \ + case "$$ext" in \ + 1*) ;; \ + *) ext='1' ;; \ + esac; \ + inst=`echo $$i | sed -e 's/\\.[0-9a-z]*$$//'`; \ + inst=`echo $$inst | sed -e 's/^.*\///'`; \ + inst=`echo $$inst | sed '$(transform)'`.$$ext; \ + echo " $(INSTALL_DATA) $$file $(DESTDIR)$(man1dir)/$$inst"; \ + $(INSTALL_DATA) $$file $(DESTDIR)$(man1dir)/$$inst; \ + done +uninstall-man1: + @$(NORMAL_UNINSTALL) + @list='$(man1_MANS) $(dist_man1_MANS) $(nodist_man1_MANS)'; \ + l2='$(man_MANS) $(dist_man_MANS) $(nodist_man_MANS)'; \ + for i in $$l2; do \ + case "$$i" in \ + *.1*) list="$$list $$i" ;; \ + esac; \ + done; \ + for i in $$list; do \ + ext=`echo $$i | sed -e 's/^.*\\.//'`; \ + case "$$ext" in \ + 1*) ;; \ + *) ext='1' ;; \ + esac; \ + inst=`echo $$i | sed -e 's/\\.[0-9a-z]*$$//'`; \ + inst=`echo $$inst | sed -e 's/^.*\///'`; \ + inst=`echo $$inst | sed '$(transform)'`.$$ext; \ + echo " rm -f $(DESTDIR)$(man1dir)/$$inst"; \ + rm -f $(DESTDIR)$(man1dir)/$$inst; \ + done + +man3dir = $(mandir)/man3 +install-man3: $(man3_MANS) $(man_MANS) + @$(NORMAL_INSTALL) + $(mkinstalldirs) $(DESTDIR)$(man3dir) + @list='$(man3_MANS) $(dist_man3_MANS) $(nodist_man3_MANS)'; \ + l2='$(man_MANS) $(dist_man_MANS) $(nodist_man_MANS)'; \ + for i in $$l2; do \ + case "$$i" in \ + *.3*) list="$$list $$i" ;; \ + esac; \ + done; \ + for i in $$list; do \ + if test -f $(srcdir)/$$i; then file=$(srcdir)/$$i; \ + else file=$$i; fi; \ + ext=`echo $$i | sed -e 's/^.*\\.//'`; \ + case "$$ext" in \ + 3*) ;; \ + *) ext='3' ;; \ + esac; \ + inst=`echo $$i | sed -e 's/\\.[0-9a-z]*$$//'`; \ + inst=`echo $$inst | sed -e 's/^.*\///'`; \ + inst=`echo $$inst | sed '$(transform)'`.$$ext; \ + echo " $(INSTALL_DATA) $$file $(DESTDIR)$(man3dir)/$$inst"; \ + $(INSTALL_DATA) $$file $(DESTDIR)$(man3dir)/$$inst; \ + done +uninstall-man3: + @$(NORMAL_UNINSTALL) + @list='$(man3_MANS) $(dist_man3_MANS) $(nodist_man3_MANS)'; \ + l2='$(man_MANS) $(dist_man_MANS) $(nodist_man_MANS)'; \ + for i in $$l2; do \ + case "$$i" in \ + *.3*) list="$$list $$i" ;; \ + esac; \ + done; \ + for i in $$list; do \ + ext=`echo $$i | sed -e 's/^.*\\.//'`; \ + case "$$ext" in \ + 3*) ;; \ + *) ext='3' ;; \ + esac; \ + inst=`echo $$i | sed -e 's/\\.[0-9a-z]*$$//'`; \ + inst=`echo $$inst | sed -e 's/^.*\///'`; \ + inst=`echo $$inst | sed '$(transform)'`.$$ext; \ + echo " rm -f $(DESTDIR)$(man3dir)/$$inst"; \ + rm -f $(DESTDIR)$(man3dir)/$$inst; \ + done + +man4dir = $(mandir)/man4 +install-man4: $(man4_MANS) $(man_MANS) + @$(NORMAL_INSTALL) + $(mkinstalldirs) $(DESTDIR)$(man4dir) + @list='$(man4_MANS) $(dist_man4_MANS) $(nodist_man4_MANS)'; \ + l2='$(man_MANS) $(dist_man_MANS) $(nodist_man_MANS)'; \ + for i in $$l2; do \ + case "$$i" in \ + *.4*) list="$$list $$i" ;; \ + esac; \ + done; \ + for i in $$list; do \ + if test -f $(srcdir)/$$i; then file=$(srcdir)/$$i; \ + else file=$$i; fi; \ + ext=`echo $$i | sed -e 's/^.*\\.//'`; \ + case "$$ext" in \ + 4*) ;; \ + *) ext='4' ;; \ + esac; \ + inst=`echo $$i | sed -e 's/\\.[0-9a-z]*$$//'`; \ + inst=`echo $$inst | sed -e 's/^.*\///'`; \ + inst=`echo $$inst | sed '$(transform)'`.$$ext; \ + echo " $(INSTALL_DATA) $$file $(DESTDIR)$(man4dir)/$$inst"; \ + $(INSTALL_DATA) $$file $(DESTDIR)$(man4dir)/$$inst; \ + done +uninstall-man4: + @$(NORMAL_UNINSTALL) + @list='$(man4_MANS) $(dist_man4_MANS) $(nodist_man4_MANS)'; \ + l2='$(man_MANS) $(dist_man_MANS) $(nodist_man_MANS)'; \ + for i in $$l2; do \ + case "$$i" in \ + *.4*) list="$$list $$i" ;; \ + esac; \ + done; \ + for i in $$list; do \ + ext=`echo $$i | sed -e 's/^.*\\.//'`; \ + case "$$ext" in \ + 4*) ;; \ + *) ext='4' ;; \ + esac; \ + inst=`echo $$i | sed -e 's/\\.[0-9a-z]*$$//'`; \ + inst=`echo $$inst | sed -e 's/^.*\///'`; \ + inst=`echo $$inst | sed '$(transform)'`.$$ext; \ + echo " rm -f $(DESTDIR)$(man4dir)/$$inst"; \ + rm -f $(DESTDIR)$(man4dir)/$$inst; \ + done + +man5dir = $(mandir)/man5 +install-man5: $(man5_MANS) $(man_MANS) + @$(NORMAL_INSTALL) + $(mkinstalldirs) $(DESTDIR)$(man5dir) + @list='$(man5_MANS) $(dist_man5_MANS) $(nodist_man5_MANS)'; \ + l2='$(man_MANS) $(dist_man_MANS) $(nodist_man_MANS)'; \ + for i in $$l2; do \ + case "$$i" in \ + *.5*) list="$$list $$i" ;; \ + esac; \ + done; \ + for i in $$list; do \ + if test -f $(srcdir)/$$i; then file=$(srcdir)/$$i; \ + else file=$$i; fi; \ + ext=`echo $$i | sed -e 's/^.*\\.//'`; \ + case "$$ext" in \ + 5*) ;; \ + *) ext='5' ;; \ + esac; \ + inst=`echo $$i | sed -e 's/\\.[0-9a-z]*$$//'`; \ + inst=`echo $$inst | sed -e 's/^.*\///'`; \ + inst=`echo $$inst | sed '$(transform)'`.$$ext; \ + echo " $(INSTALL_DATA) $$file $(DESTDIR)$(man5dir)/$$inst"; \ + $(INSTALL_DATA) $$file $(DESTDIR)$(man5dir)/$$inst; \ + done +uninstall-man5: + @$(NORMAL_UNINSTALL) + @list='$(man5_MANS) $(dist_man5_MANS) $(nodist_man5_MANS)'; \ + l2='$(man_MANS) $(dist_man_MANS) $(nodist_man_MANS)'; \ + for i in $$l2; do \ + case "$$i" in \ + *.5*) list="$$list $$i" ;; \ + esac; \ + done; \ + for i in $$list; do \ + ext=`echo $$i | sed -e 's/^.*\\.//'`; \ + case "$$ext" in \ + 5*) ;; \ + *) ext='5' ;; \ + esac; \ + inst=`echo $$i | sed -e 's/\\.[0-9a-z]*$$//'`; \ + inst=`echo $$inst | sed -e 's/^.*\///'`; \ + inst=`echo $$inst | sed '$(transform)'`.$$ext; \ + echo " rm -f $(DESTDIR)$(man5dir)/$$inst"; \ + rm -f $(DESTDIR)$(man5dir)/$$inst; \ + done +tags: TAGS +TAGS: + +ctags: CTAGS +CTAGS: + +DISTFILES = $(DIST_COMMON) $(DIST_SOURCES) $(TEXINFOS) $(EXTRA_DIST) + +top_distdir = .. +distdir = $(top_distdir)/$(PACKAGE)-$(VERSION) + +distdir: $(DISTFILES) + @srcdirstrip=`echo "$(srcdir)" | sed 's|.|.|g'`; \ + topsrcdirstrip=`echo "$(top_srcdir)" | sed 's|.|.|g'`; \ + list='$(DISTFILES)'; for file in $$list; do \ + case $$file in \ + $(srcdir)/*) file=`echo "$$file" | sed "s|^$$srcdirstrip/||"`;; \ + $(top_srcdir)/*) file=`echo "$$file" | sed "s|^$$topsrcdirstrip/|$(top_builddir)/|"`;; \ + esac; \ + if test -f $$file || test -d $$file; then d=.; else d=$(srcdir); fi; \ + dir=`echo "$$file" | sed -e 's,/[^/]*$$,,'`; \ + if test "$$dir" != "$$file" && test "$$dir" != "."; then \ + dir="/$$dir"; \ + $(mkinstalldirs) "$(distdir)$$dir"; \ + else \ + dir=''; \ + fi; \ + if test -d $$d/$$file; then \ + if test -d $(srcdir)/$$file && test $$d != $(srcdir); then \ + cp -pR $(srcdir)/$$file $(distdir)$$dir || exit 1; \ + fi; \ + cp -pR $$d/$$file $(distdir)$$dir || exit 1; \ + else \ + test -f $(distdir)/$$file \ + || cp -p $$d/$$file $(distdir)/$$file \ + || exit 1; \ + fi; \ + done +check-am: all-am +check: check-am +all-am: Makefile $(MANS) + +installdirs: + $(mkinstalldirs) $(DESTDIR)$(man1dir) $(DESTDIR)$(man3dir) $(DESTDIR)$(man4dir) $(DESTDIR)$(man5dir) +install: install-am +install-exec: install-exec-am +install-data: install-data-am +uninstall: uninstall-am + +install-am: all-am + @$(MAKE) $(AM_MAKEFLAGS) install-exec-am install-data-am + +installcheck: installcheck-am +install-strip: + $(MAKE) $(AM_MAKEFLAGS) INSTALL_PROGRAM="$(INSTALL_STRIP_PROGRAM)" \ + install_sh_PROGRAM="$(INSTALL_STRIP_PROGRAM)" INSTALL_STRIP_FLAG=-s \ + `test -z '$(STRIP)' || \ + echo "INSTALL_PROGRAM_ENV=STRIPPROG='$(STRIP)'"` install +mostlyclean-generic: + +clean-generic: + -test -z "$(CLEANFILES)" || rm -f $(CLEANFILES) + +distclean-generic: + -rm -f $(CONFIG_CLEAN_FILES) + +maintainer-clean-generic: + @echo "This command is intended for maintainers to use" + @echo "it deletes files that may require special tools to rebuild." +clean: clean-am + +clean-am: clean-generic clean-libtool mostlyclean-am + +distclean: distclean-am + -rm -f Makefile +distclean-am: clean-am distclean-generic distclean-libtool + +dvi: dvi-am + +dvi-am: + +info: info-am + +info-am: + +install-data-am: install-man + +install-exec-am: + +install-info: install-info-am + +install-man: install-man1 install-man3 install-man4 install-man5 + +installcheck-am: + +maintainer-clean: maintainer-clean-am + -rm -f Makefile +maintainer-clean-am: distclean-am maintainer-clean-generic + +mostlyclean: mostlyclean-am + +mostlyclean-am: mostlyclean-generic mostlyclean-libtool + +pdf: pdf-am + +pdf-am: + +ps: ps-am + +ps-am: + +uninstall-am: uninstall-info-am uninstall-man + +uninstall-man: uninstall-man1 uninstall-man3 uninstall-man4 \ + uninstall-man5 + +.PHONY: all all-am check check-am clean clean-generic clean-libtool \ + distclean distclean-generic distclean-libtool distdir dvi \ + dvi-am info info-am install install-am install-data \ + install-data-am install-exec install-exec-am install-info \ + install-info-am install-man install-man1 install-man3 \ + install-man4 install-man5 install-strip installcheck \ + installcheck-am installdirs maintainer-clean \ + maintainer-clean-generic mostlyclean mostlyclean-generic \ + mostlyclean-libtool pdf pdf-am ps ps-am uninstall uninstall-am \ + uninstall-info-am uninstall-man uninstall-man1 uninstall-man3 \ + uninstall-man4 uninstall-man5 + + +file.1: Makefile file.man + @rm -f $@ + sed -e s@__CSECTION__@1@g \ + -e s@__FSECTION__@${fsect}@g \ + -e s@__VERSION__@${VERSION}@g \ + -e s@__MAGIC__@${MAGIC}@g $(srcdir)/file.man > $@ + +magic.${fsect}: Makefile magic.man + @rm -f $@ + sed -e s@__CSECTION__@1@g \ + -e s@__FSECTION__@${fsect}@g \ + -e s@__VERSION__@${VERSION}@g \ + -e s@__MAGIC__@${MAGIC}@g $(srcdir)/magic.man > $@ + +libmagic.3: Makefile libmagic.man + @rm -f $@ + sed -e s@__CSECTION__@1@g \ + -e s@__FSECTION__@${fsect}@g \ + -e s@__VERSION__@${VERSION}@g \ + -e s@__MAGIC__@${MAGIC}@g $(srcdir)/libmagic.man > $@ +# Tell versions [3.59,3.63) of GNU make to not export all variables. +# Otherwise a system limit (for SysV at least) may be exceeded. +.NOEXPORT: diff --git a/file/doc/file.man b/file/doc/file.man index 497fae6fb..f13ed8e3c 100644 --- a/file/doc/file.man +++ b/file/doc/file.man @@ -1,28 +1,32 @@ .TH FILE __CSECTION__ "Copyright but distributable" -.\" Id: file.man,v 1.42 2002/07/03 18:26:37 christos Exp +.\" $Id: file.man,v 1.54 2003/10/27 18:09:08 christos Exp $ .SH NAME file \- determine file type .SH SYNOPSIS .B file [ -.B \-bciknsvzL +.B \-bcikLnNprsvz ] [ .B \-f .I namefile ] [ -.B \-m +.B \-F +.I separator +] +[ +.B \-m .I magicfiles ] .I file -\*[Am]... +\&... .br .B file .B -C [ -.B \-m +.B \-m magicfile ] .SH DESCRIPTION This manual page documents version __VERSION__ of the @@ -54,7 +58,7 @@ Exceptions are well-known file formats (core files, tar archives) that are known to contain binary data. When modifying the file .I __MAGIC__ -or the program itself, +or the program itself, .B "preserve these keywords" . People depend on knowing that all the readable files in a directory have the word ``text'' printed. @@ -77,13 +81,13 @@ Any known file types appropriate to the system you are running on implement them) are intuited if they are defined in the system header file -.IR \*[Lt]sys/stat.h\*[Gt] . +.IR <sys/stat.h> . .PP The magic number tests are used to check for files with data in particular fixed formats. The canonical example of this is a binary executable (compiled program) .I a.out -file, whose format is defined in +file, whose format is defined in .I a.out.h and possibly .I exec.h @@ -97,7 +101,7 @@ offset into the file can usually be described in this way. The information identifying these files is read from the compiled magic file .I __MAGIC__.mgc , -or +or .I __MAGIC__ if the compile file does not exist. .PP @@ -135,13 +139,13 @@ For example, the keyword .B .br indicates that the file is most likely a .BR troff (1) -input file, just as the keyword +input file, just as the keyword .B struct indicates a C program. These tests are less reliable than the previous two groups, so they are performed last. The language test routines also test for some miscellany -(such as +(such as .BR tar (1) archives). .PP @@ -149,64 +153,83 @@ Any file that cannot be identified as having been written in any of the character sets listed above is simply said to be ``data''. .SH OPTIONS .TP 8 -.B \-b +.B "\-b, \-\-brief" Do not prepend filenames to output lines (brief mode). .TP 8 -.B \-c +.B "\-c, \-\-checking\-printout" Cause a checking printout of the parsed form of the magic file. -This is usually used in conjunction with +This is usually used in conjunction with .B \-m to debug a new magic file before installing it. .TP 8 -.B \-C +.B "\-C, \-\-compile" Write a magic.mgc output file that contains a pre-parsed version of file. .TP 8 -.BI \-f " namefile" -Read the names of the files to be examined from +.BI "\-f, \-\-files\-from" " namefile" +Read the names of the files to be examined from .I namefile -(one per line) +(one per line) before the argument list. -Either +Either .I namefile or at least one filename argument must be present; to test the standard input, use ``\-'' as a filename argument. .TP 8 -.B \-i +.BI "\-F, \-\-separator" " separator" +Use the specified string as the separator between the filename and the +file result returned. Defaults to ``:''. +.TP 8 +.B "\-i, \-\-mime" Causes the file command to output mime type strings rather than the more traditional human readable ones. Thus it may say ``text/plain; charset=us-ascii'' rather -than ``ASCII text''. In order for this option to work, file changes the way +than ``ASCII text''. +In order for this option to work, file changes the way it handles files recognised by the command itself (such as many of the text file types, directories etc), and makes use of an alternative ``magic'' file. (See ``FILES'' section, below). .TP 8 -.B \-k +.B "\-k, \-\-keep\-going" Don't stop at the first match, keep going. .TP 8 -.BI \-m " list" +.B "\-L, \-\-dereference" +option causes symlinks to be followed, as the like-named option in +.BR ls (1). +(on systems that support symbolic links). +.TP 8 +.BI "\-m, \-\-magic\-file" " list" Specify an alternate list of files containing magic numbers. This can be a single file, or a colon-separated list of files. +If a compiled magic file is found alongside, it will be used instead. +With the \-i or \-\-mime option, the program adds ".mime" to each file name. .TP 8 -.B \-n -Force stdout to be flushed after checking each file. This is only useful if -checking a list of files. It is intended to be used by programs that want -filetype output from a pipe. +.B "\-n, \-\-no\-buffer" +Force stdout to be flushed after checking each file. +This is only useful if checking a list of files. +It is intended to be used by programs that want filetype output from a pipe. .TP 8 -.B \-v -Print the version of the program and exit. +.B "\-N, \-\-no\-pad" +Don't pad filenames so that they align in the output. .TP 8 -.B \-z -Try to look inside compressed files. +.B "\-p, \-\-preserve\-date" +On systems that support +.BR utime (2) +or +.BR utimes(2), +attempt to preserve the access time of files analyzed, to pretend that +.BR file (2) +never read them. .TP 8 -.B \-L -option causes symlinks to be followed, as the like-named option in -.BR ls (1). -(on systems that support symbolic links). +.B "\-r, \-\-raw" +Don't translate unprintable characters to \eooo. +Normally +.B file +translates unprintable characters to their octal representation. .TP 8 -.B \-s +.B "\-s, \-\-special\-files" Normally, .B file only attempts to read and determine the type of argument files which @@ -226,21 +249,40 @@ This option also causes to disregard the file size as reported by .BR stat (2) since on some systems it reports a zero size for raw disk partitions. +.TP 8 +.B "\-v, \-\-version" +Print the version of the program and exit. +.TP 8 +.B "\-z, \-\-uncompress" +Try to look inside compressed files. +.TP 8 +.B "\-\-help" +Print a help message and exit. .SH FILES +.TP .I __MAGIC__.mgc -\- defaults compiled list of magic numbers -.PP +Default compiled list of magic numbers +.TP .I __MAGIC__ -\- default list of magic numbers -.PP +Default list of magic numbers +.TP +.I __MAGIC__.mime.mgc +Default compiled list of magic numbers, used to output mime types when +the -i option is specified. +.TP .I __MAGIC__.mime -\- default list of magic numbers, used to output mime types when the -i option +Default list of magic numbers, used to output mime types when the -i option is specified. +.TP +.I /etc/magic +Local additions to magic wisdom. .SH ENVIRONMENT The environment variable .B MAGIC -can be used to set the default magic number files. +can be used to set the default magic number file name. +.B file +adds ".mime" and/or ".mgc" to the value of this variable as appropriate. .SH SEE ALSO .BR magic (__FSECTION__) \- description of magic file format. @@ -250,25 +292,26 @@ can be used to set the default magic number files. .SH STANDARDS CONFORMANCE This program is believed to exceed the System V Interface Definition of FILE(CMD), as near as one can determine from the vague language -contained therein. +contained therein. Its behaviour is mostly compatible with the System V program of the same name. This version knows more magic, however, so it will produce -different (albeit more accurate) output in many cases. +different (albeit more accurate) output in many cases. .PP -The one significant difference +The one significant difference between this version and System V is that this version treats any white space as a delimiter, so that spaces in pattern strings must be escaped. For example, .br -\*[Gt]10 string language impress\ (imPRESS data) +>10 string language impress\ (imPRESS data) .br in an existing magic file would have to be changed to .br -\*[Gt]10 string language\e impress (imPRESS data) +>10 string language\e impress (imPRESS data) .br In addition, in this version, if a pattern string contains a backslash, -it must be escaped. For example +it must be escaped. +For example .br 0 string \ebegindata Andrew Toolkit document .br @@ -281,16 +324,16 @@ SunOS releases 3.2 and later from Sun Microsystems include a .BR file (1) command derived from the System V one, but with some extensions. My version differs from Sun's only in minor ways. -It includes the extension of the `\*[Am]' operator, used as, +It includes the extension of the `&' operator, used as, for example, .br -\*[Gt]16 long\*[Am]0x7fffffff \*[Gt]0 not stripped +>16 long&0x7fffffff >0 not stripped .SH MAGIC DIRECTORY The magic file entries have been collected from various sources, mainly USENET, and contributed by various authors. Christos Zoulas (address below) will collect additional or corrected magic file entries. -A consolidation of magic file entries +A consolidation of magic file entries will be distributed periodically. .PP The order of entries in the magic file is significant. @@ -300,7 +343,7 @@ If your old .B file command uses a magic file, keep the old magic file around for comparison purposes -(rename it to +(rename it to .IR __MAGIC__.orig ). .SH EXAMPLES .nf @@ -335,7 +378,7 @@ not stripped .fi .SH HISTORY -There has been a +There has been a .B file command in every \s-1UNIX\s0 since at least Research Version 4 (man page dated November, 1973). @@ -344,14 +387,14 @@ the external list of magic number types. This slowed the program down slightly but made it a lot more flexible. .PP This program, based on the System V version, -was written by Ian Darwin \*[Lt]ian@darwinsys.com\*[Gt] +was written by Ian Darwin <ian@darwinsys.com> without looking at anybody else's source code. .PP John Gilmore revised the code extensively, making it better than the first version. Geoff Collyer found several inadequacies and provided some magic file entries. -Contributions by the `\*[Am]' operator by Rob McMahon, cudcv@warwick.ac.uk, 1989. +Contributions by the `&' operator by Rob McMahon, cudcv@warwick.ac.uk, 1989. .PP Guy Harris, guy@netapp.com, made many changes from 1993 to the present. .PP @@ -368,7 +411,8 @@ of non-ASCII files. .PP The list of contributors to the "Magdir" directory (source for the /etc/magic -file) is too long to include here. You know who you are; thank you. +file) is too long to include here. +You know who you are; thank you. .SH LEGAL NOTICE Copyright (c) Ian F. Darwin, Toronto, Canada, 1986-1999. Covered by the standard Berkeley Software Distribution copyright; see the file @@ -383,7 +427,8 @@ were written by John Gilmore from his public-domain program, and are not covered by the above license. .SH BUGS There must be a better way to automate the construction of the Magic -file from all the glop in Magdir. What is it? +file from all the glop in magdir. +What is it? Better yet, the magic file should be compiled into binary (say, .BR ndbm (3) or, better yet, fixed-length @@ -418,11 +463,11 @@ commands vs man page macros. Regular expression support would make this easy. .PP The program doesn't grok \s-2FORTRAN\s0. -It should be able to figure \s-2FORTRAN\s0 by seeing some keywords which +It should be able to figure \s-2FORTRAN\s0 by seeing some keywords which appear indented at the start of line. Regular expression support would make this easy. .PP -The list of keywords in +The list of keywords in .I ascmagic probably belongs in the Magic file. This could be done by using some keyword like `*' for the offset value. @@ -430,16 +475,18 @@ This could be done by using some keyword like `*' for the offset value. Another optimisation would be to sort the magic file so that we can just run down all the tests for the first byte, first word, first long, etc, once we -have fetched it. Complain about conflicts in the magic file entries. +have fetched it. +Complain about conflicts in the magic file entries. Make a rule that the magic entries sort based on file offset rather than position within the magic file? .PP -The program should provide a way to give an estimate +The program should provide a way to give an estimate of ``how good'' a guess is. We end up removing guesses (e.g. ``From '' as first 5 chars of file) because they are not as good as other guesses (e.g. ``Newsgroups:'' versus -``Return-Path:''). Still, if the others don't pan out, it should be -possible to use the first guess. +``Return-Path:''). +Still, if the others don't pan out, it should be possible to use the +first guess. .PP This program is slower than some vendors' file commands. The new support for multiple character codes makes it even slower. @@ -450,4 +497,4 @@ You can obtain the original author's latest version by anonymous FTP on .B ftp.astron.com in the directory -.I /pub/file/file-X.YY.tar.gz +.I /pub/file/file-X.YZ.tar.gz diff --git a/file/doc/libmagic.man b/file/doc/libmagic.man new file mode 100644 index 000000000..c60a04480 --- /dev/null +++ b/file/doc/libmagic.man @@ -0,0 +1,228 @@ +.\" +.\" Copyright (c) Christos Zoulas 2003. +.\" All Rights Reserved. +.\" +.\" Redistribution and use in source and binary forms, with or without +.\" modification, are permitted provided that the following conditions +.\" are met: +.\" 1. Redistributions of source code must retain the above copyright +.\" notice immediately at the beginning of the file, without modification, +.\" this list of conditions, and the following disclaimer. +.\" 2. Redistributions in binary form must reproduce the above copyright +.\" notice, this list of conditions and the following disclaimer in the +.\" documentation and/or other materials provided with the distribution. +.\" 3. The name of the author may not be used to endorse or promote products +.\" derived from this software without specific prior written permission. +.\" +.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND +.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE +.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE +.\" ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR +.\" ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL +.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS +.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) +.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT +.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY +.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF +.\" SUCH DAMAGE. +.\" +.Dd March 22, 2003 +.Dt MAGIC 3 +.Os +.Sh NAME +.Nm magic_open , +.Nm magic_close , +.Nm magic_error , +.Nm magic_file , +.Nm magic_buffer , +.Nm magic_setflags , +.Nm magic_check , +.Nm magic_compile , +.Nm magic_load +.Nd Magic number recognition library. +.Sh LIBRARY +.Lb libmagic +.Sh SYNOPSIS +.In magic.h +.Ft magic_t +.Fn magic_open "int flags" +.Ft void +.Fn magic_close "magic_t cookie" +.Ft const char * +.Fn magic_error "magic_t cookie" +.Ft int +.Fn magic_errno "magic_t cookie" +.Ft const char * +.Fn magic_file "magic_t cookie, const char *filename" +.Ft const char * +.Fn magic_buffer "magic_t cookie, const void *buffer, size_t length" +.Ft int +.Fn magic_setflags "magic_t cookie, int flags" +.Ft int +.Fn magic_check "magic_t cookie, const char *filename" +.Ft int +.Fn magic_compile "magic_t cookie, const char *filename" +.Ft int +.Fn magic_load "magic_t cookie, const char *filename" +.Sh DESCRIPTION +These functions +operate on the magic database file +which is described +in +.Xr magic __FSECTION__ . +.Pp +The function +.Fn magic_open +creates a magic cookie pointer and returns it. It returns NULL if +there was an error allocating the magic cookie. The +.Ar flags +argument specifies how the other magic functions should behave: +.Bl -tag -width MAGIC_COMPRESS +.It Dv MAGIC_NONE +No special handling. +.It Dv MAGIC_DEBUG +Print debugging messages to stderr. +.It Dv MAGIC_SYMLINK +If the file queried is a symlink, follow it. +.It Dv MAGIC_COMPRESS +If the file is compressed, unpack it and look at the contents. +.It Dv MAGIC_DEVICES +If the file is a block or character special device, then open the device +and try to look in its contents. +.It Dv MAGIC_MIME +Return a mime string, instead of a textual description. +.It Dv MAGIC_CONTINUE +Return all matches, not just the first. +.It Dv MAGIC_CHECK +Check the magic database for consistency and print warnings to stderr. +.It Dv MAGIC_PRESERVE_ATIME +On systems that support +.Xr utime 2 +or +.Xr utimes 2 , +attempt to preserve the access time of files analyzed. +.It Dv MAGIC_RAW +Don't translate unprintable characters to a \eooo octal representation. +.It Dv MAGIC_ERROR +Treat operating system errors while trying to open files and follow symlinks +as real errors, instead of printing them in the magic buffer. +.El +.Pp +The +.Fn magic_close +function closes the +.Xr magic __FSECTION__ +database and deallocates any resources used. +.Pp +The +.Fn magic_error +function returns a textual explanation of the last error, or NULL if there was +no error. +.Pp +The +.Fn magic_errno +function returns the last operating system error number ( +.Xr errno 3 ) +that was encountered by a system call. +.Pp +The +.Fn magic_file +function returns a textual description of the contents of the +.Ar filename +argument, or NULL if an error occurred. +If the +.Ar filename +is NULL, then stdin is used. +.Pp +The +.Fn magic_buffer +function returns a textual description of the contents of the +.Ar buffer +argument with +.Ar length +bytes size. +.Pp +The +.Fn magic_setflags +function, sets the +.Ar flags +described above. +.Pp +The +.Fn magic_check +function can be used to check the validity of entries in the colon +separated database files passed in as +.Ar filename , +or NULL for the default database. It returns 0 on success and -1 on +failure. +.Pp +The +.Fn magic_compile +function can be used to compile the the colon +separated list of database files passed in as +.Ar filename , +or NULL for the default database. It returns 0 on success and -1 on +failure. The compiled files created are named from the +.Xr basename 1 +of each file argument with ".mgc" appended to it. +.Pp +The +.Fn magic_load +function must be used to load the the colon +separated list of database files passed in as +.Ar filename , +or NULL for the default database file +before any magic queries can performed. +.Pp +The default database file is named by the MAGIC environment variable. If +that variable is not set, the default database file name is __MAGIC__. +.Pp +.Fn magic_load +adds ".mime" and/or ".mgc" to the database filename as appropriate. +.Sh RETURN VALUES +The function +.Fn magic_open +returns a magic cookie on success and NULL on failure setting errno to +an appropriate value. It will set errno to EINVAL if an unsupported +value for flags was given. +The +.Fn magic_load , +.Fn magic_compile , +and +.Fn magic_check +functions return 0 on success and -1 on failure. +The +.Fn magic_file , +and +.Fn magic_buffer +functions return a string on success and NULL on failure. The +.Fn magic_error +function returns a textual description of the errors of the above +functions, or NULL if there was no error. +Finally, +.Fn magic_setflags +returns -1 on systems that don't support +.Xr utime 2 , +or +.Xr utimes 2 +when +.Dv MAGIC_PRESERVE_ATIME +is set. +.Sh FILES +.Bl -tag -width __MAGIC__.mime.mgc -compact +.It Pa __MAGIC__.mime +The non-compiled default magic mime database. +.It Pa __MAGIC__.mime.mgc +The compiled default magic mime database. +.It Pa __MAGIC__ +The non-compiled default magic database. +.It Pa __MAGIC__.mgc +The compiled default magic database. +.El +.Sh SEE ALSO +.Xr file __CSECTION__ , +.Xr magic __FSECTION__ +.Sh AUTHORS +Måns Rullgård Initial libmagic implementation, +and configuration. +Christos Zoulas API cleanup, error code and allocation handling. diff --git a/file/doc/magic.man b/file/doc/magic.man index a55d34e1c..6917bc03a 100644 --- a/file/doc/magic.man +++ b/file/doc/magic.man @@ -6,7 +6,8 @@ magic \- file command's magic number file This manual page documents the format of the magic file as used by the .BR file (__CSECTION__) -command, version __VERSION__. The +command, version __VERSION__. +The .BR file command identifies the type of a file using, among other tests, @@ -21,13 +22,15 @@ and additional information to extract from the file. Each line of the file specifies a test to be performed. A test compares the data starting at a particular offset in the file with a 1-byte, 2-byte, or 4-byte numeric value or -a string. If the test succeeds, a message is printed. +a string. +If the test succeeds, a message is printed. The line consists of the following fields: .IP offset \w'message'u+2n A number specifying the offset, in bytes, into the file of the data which is to be tested. .IP type -The type of the data to be tested. The possible values are: +The type of the data to be tested. +The possible values are: .RS .IP byte \w'message'u+2n A one-byte value. @@ -36,14 +39,21 @@ A two-byte value (on most systems) in this machine's native byte order. .IP long A four-byte value (on most systems) in this machine's native byte order. .IP string -A string of bytes. The string type specification can be optionally followed -by /[Bbc]*. The ``B'' flag compacts whitespace in the target, which must -contain at least one whitespace character. If the magic has "n" consecutive -blanks, the target needs at least "n" consecutive blanks to match. The ``b'' -flag treats every blank in the target as an optional blank. Finally the ``c'' -flag, specifies case insensitive matching: lowercase characters in the magic -match both lower and upper case characters in the targer, whereas upper case -characters in the magic, only much uppercase characters in the target. +A string of bytes. +The string type specification can be optionally followed +by /[Bbc]*. +The ``B'' flag compacts whitespace in the target, which must +contain at least one whitespace character. +If the magic has +.I n +consecutive blanks, the target needs at least +.I n +consecutive blanks to match. +The ``b'' flag treats every blank in the target as an optional blank. +Finally the ``c'' flag, specifies case insensitive matching: lowercase +characters in the magic match both lower and upper case characters in the +targer, whereas upper case characters in the magic, only much uppercase +characters in the target. .IP date A four-byte value interpreted as a UNIX date. .IP ldate @@ -55,7 +65,7 @@ A two-byte value (on most systems) in big-endian byte order. A four-byte value (on most systems) in big-endian byte order. .IP bedate A four-byte value (on most systems) in big-endian byte order, -interpreted as a unix date. +interpreted as a Unix date. .IP leshort A two-byte value (on most systems) in little-endian byte order. .IP lelong @@ -70,14 +80,16 @@ than UTC. .RE .PP The numeric types may optionally be followed by -.B \*[Am] +.B & and a numeric value, to specify that the value is to be AND'ed with the -numeric value before any comparisons are done. Prepending a +numeric value before any comparisons are done. +Prepending a .B u to the type indicates that ordered comparisons should be unsigned. .IP test -The value to be compared with the value from the file. If the type is +The value to be compared with the value from the file. +If the type is numeric, this value is specified in C form; if it is a string, it is specified as a C string with the usual escapes permitted (e.g. \en for new-line). @@ -87,21 +99,21 @@ may be preceded by a character indicating the operation to be performed. It may be .BR = , to specify that the value from the file must equal the specified value, -.BR \*[Lt] , +.BR < , to specify that the value from the file must be less than the specified value, -.BR \*[Gt] , +.BR > , to specify that the value from the file must be greater than the specified value, -.BR \*[Am] , -to specify that the value from the file must have set all of the bits +.BR & , +to specify that the value from the file must have set all of the bits that are set in the specified value, .BR ^ , -to specify that the value from the file must have clear any of the bits +to specify that the value from the file must have clear any of the bits that are set in the specified value, or .BR x , -to specify that any value will match. If the character is omitted, -it is assumed to be +to specify that any value will match. +If the character is omitted, it is assumed to be .BR = . .IP Numeric values are specified in C form; e.g. @@ -113,19 +125,20 @@ is octal, and is hexadecimal. .IP For string values, the byte string from the -file must match the specified byte string. +file must match the specified byte string. The operators .BR = , -.B \*[Lt] +.B < and -.B \*[Gt] +.B > (but not -.BR \*[Am] ) +.BR & ) can be applied to strings. The length used for matching is that of the string argument -in the magic file. This means that a line can match any string, and +in the magic file. +This means that a line can match any string, and then presumably print that string, by doing -.B \*[Gt]\e0 +.B >\e0 (because all strings are greater than the null string). .IP message The message to be printed if the comparison succeeds. If the string @@ -135,12 +148,14 @@ format specification, the value from the file (with any specified masking performed) is printed using the message as the format string. .PP Some file formats contain additional information which is to be printed -along with the file type. A line which begins with the character -.B \*[Gt] -indicates additional tests and messages to be printed. The number of -.B \*[Gt] +along with the file type. +A line which begins with the character +.B > +indicates additional tests and messages to be printed. +The number of +.B > on the line indicates the level of the test; a line with no -.B \*[Gt] +.B > at the beginning is considered to be at level 0. Each line at level .IB n \(pl1 @@ -151,41 +166,47 @@ If the test on a line at level .I n succeeds, the tests specified in all the subsequent lines at level .IB n \(pl1 -are performed, and the messages printed if the tests succeed. The next -line at level +are performed, and the messages printed if the tests succeed. +The next line at level .I n terminates this. If the first character following the last -.B \*[Gt] +.B > is a .B ( then the string after the parenthesis is interpreted as an indirect offset. That means that the number after the parenthesis is used as an offset in -the file. The value at that offset is read, and is used again as an offset -in the file. Indirect offsets are of the form: -.BI (( x [.[bslBSL]][+-][ y ]). -The value of +the file. +The value at that offset is read, and is used again as an offset +in the file. +Indirect offsets are of the form: +.BI (( x [.[bslBSL]][+\-][ y ]). +The value of .I x is used as an offset in the file. A byte, short or long is read at that offset -depending on the -.B [bslBSL] -type specifier. The capitalized types interpret the number as a big endian -value, whereas the small letter versions interpet the number as a little -endian value. To that number the value of +depending on the +.B [bslBSL] +type specifier. +The capitalized types interpret the number as a big endian +value, whereas the small letter versions interpret the number as a little +endian value. +To that number the value of .I y -is added and the result is used as an offset in the file. The default type -if one is not specified is long. +is added and the result is used as an offset in the file. +The default type if one is not specified is long. .PP Sometimes you do not know the exact offset as this depends on the length of -preceding fields. You can specify an offset relative to the end of the +preceding fields. +You can specify an offset relative to the end of the last uplevel field (of course this may only be done for sublevel tests, i.e. -test beginning with -.B \*[Gt] -). Such a relative offset is specified using -.B \*[Am] +test beginning with +.B > +). +Such a relative offset is specified using +.B & as a prefix to the offset. .SH BUGS -The formats +The formats .IR long , .IR belong , .IR lelong , @@ -197,7 +218,7 @@ The formats and .I ledate are system-dependent; perhaps they should be specified as a number -of bytes (2B, 4B, etc), +of bytes (2B, 4B, etc), since the files being recognized typically come from a system on which the lengths are invariant. .PP @@ -210,13 +231,13 @@ indirect offsets. .\" From: guy@sun.uucp (Guy Harris) .\" Newsgroups: net.bugs.usg .\" Subject: /etc/magic's format isn't well documented -.\" Message-ID: \*[Lt]2752@sun.uucp\*[Gt] +.\" Message-ID: <2752@sun.uucp> .\" Date: 3 Sep 85 08:19:07 GMT .\" Organization: Sun Microsystems, Inc. .\" Lines: 136 -.\" +.\" .\" Here's a manual page for the format accepted by the "file" made by adding .\" the changes I posted to the S5R2 version. .\" .\" Modified for Ian Darwin's version of the file command. -.\" @(#)Id: magic.man,v 1.19 2002/07/03 18:26:38 christos Exp +.\" @(#)$Id: magic.man,v 1.27 2003/09/12 19:43:30 christos Exp $ |