X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=utilities%2Fpspp-convert.1;h=2dc608980e2fc6e241b3632be71e64e3ee1206b2;hb=0445306befa6a3bfba7e2f749dd78097afe00a98;hp=f1580cd6b5815d75401eca751896f23f774a1f0b;hpb=e2da62d735c597afeef2e0e9b36e5a4a83d7da94;p=pspp

diff --git a/utilities/pspp-convert.1 b/utilities/pspp-convert.1
index f1580cd6b5..2dc608980e 100644
--- a/utilities/pspp-convert.1
+++ b/utilities/pspp-convert.1
@@ -17,14 +17,16 @@ pspp\-convert \- convert SPSS system and portable files to other formats
 \fBpspp\-convert \-\-version\fR | \fB\-v\fR
 .
 .SH DESCRIPTION
-The \fBpspp\-convert\fR program reads SPSS system or portable file
-\fIinput\fR and writes it to \fIoutput\fR, performing format
-conversion as necessary.
+The \fBpspp\-convert\fR program reads \fIinput\fR, which may be an
+SPSS system file, an SPSS/PC+ system file, or an SPSS portable file,
+and writes it to \fIoutput\fR, performing format conversion as
+necessary.
 .PP
-The format of \fIinput\fR is automatically detected, except that the
-character encoding of old system files cannot always be guessed
-correctly.  Use \fB\-e \fIencoding\fR to specify the encoding in this
-case.
+The format of \fIinput\fR is automatically detected, when possible.
+The character encoding of old SPSS system files cannot always be
+guessed correctly, and SPSS/PC+ system files do not include any
+indication of their encoding.  Use \fB\-e \fIencoding\fR to specify
+the encoding in this case.
 .PP
 By default, the intended format for \fIoutput\fR is inferred from its
 extension:
@@ -46,6 +48,11 @@ SPSS portable file.
 Use \fB\-O \fIextension\fR to override the inferred format or to
 specify the format for unrecognized extensions.
 .
+.PP
+\fBpspp\-convert\fR can convert most input formats to most output
+formats, with one exception: if the input file is an encrypted system
+file, then the output file must also be an (unencrypted) system file.
+.
 .SH "OPTIONS"
 .
 .IP "\fB\-O format\fR"
@@ -66,6 +73,16 @@ Overrides the encoding in which character strings in \fIinput\fR are
 interpreted.  This option is necessary because old SPSS system files
 do not self-identify their encoding.
 .
+.IP "\fB\-p \fIpassword\fR"
+.IQ "\fB\-\-password=\fIpassword\fR"
+Specifies the password to use to decrypt an encrypted SPSS system file
+\fIinput\fR.  If this option is not specified, \fBpspp\-convert\fR
+prompts for the password.
+.
+.IP
+On multiuser systems, this option may not be safe because other users
+may be able to see the password in process listings.
+.
 .IP "\fB\-h\fR"
 .IQ "\fB\-\-help\fR"
 Prints a usage message on stdout and exits.