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programs/sndfile-(de)>interleave.c : Improve usage messages.

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This commit is contained in:
Erik de Castro Lopo 2010-01-10 12:12:34 +11:00
parent 984161c26b
commit 77ec10e93f
3 changed files with 18 additions and 6 deletions
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5
ChangeLog
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@ -1,3 +1,8 @@
2010-01-10 Erik de Castro Lopo <erikd AT mega-nerd DOT com>
* programs/sndfile-deinterleave.c programs/sndfile-interleave.c
Improve usage messages.
2010-01-09 Erik de Castro Lopo <erikd AT mega-nerd DOT com>
* src/id3.c src/Makefile.am

12
programs/sndfile-deinterleave.c
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@ -1,5 +1,5 @@
/*
** Copyright (C) 2009 Erik de Castro Lopo <erikd@mega-nerd.com>
** Copyright (C) 2009-2010 Erik de Castro Lopo <erikd@mega-nerd.com>
**
** All rights reserved.
**
@ -71,7 +71,8 @@ main (int argc, char **argv)
int ch, double_split ;
if (argc != 2)
{ puts ("\nError : need a single input file.\n") ;
{ if (argc != 1)
puts ("\nError : need a single input file.\n") ;
usage_exit () ;
} ;
@ -146,7 +147,12 @@ main (int argc, char **argv)
static void
usage_exit (void)
{ puts ("\nUsage : sndfile-deinterleave <filename>\n") ;
puts ("Split a mutli channel file into a set of mon files.\n") ;
puts (
"Split a mutli-channel file into a set of mono files.\n"
"\n"
"If the input file is named 'a.wav', the output files will be named\n"
"a_00.wav, a_01.wav and so on.\n"
) ;
exit (0) ;
} /* usage_exit */

7
programs/sndfile-interleave.c
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@ -1,5 +1,5 @@
/*
** Copyright (C) 2009 Erik de Castro Lopo <erikd@mega-nerd.com>
** Copyright (C) 2009-2010 Erik de Castro Lopo <erikd@mega-nerd.com>
**
** All rights reserved.
**
@ -72,7 +72,8 @@ main (int argc, char **argv)
int k, double_merge = 0 ;
if (argc < 5)
{ puts ("\nError : need at least 2 input files.") ;
{ if (argc > 1)
puts ("\nError : need at least 2 input files.") ;
usage_exit () ;
} ;
@ -143,7 +144,7 @@ main (int argc, char **argv)
static void
usage_exit (void)
{ puts ("\nUsage : sndfile-interleave <input 1> <input 2> ... -o <output file>\n") ;
puts ("Merge two mono files to one stereo file\n") ;
puts ("Merge two or more mono files into a single multi-channel file.\n") ;
exit (0) ;
} /* usage_exit */