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Make the read builtin accept 0 parameters and drop the input instead of showing an error message

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darcs-hash:20060419100830-ac50b-50f96925481bb29ad840fb12240ef9b9b86d18c4.gz
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axel 2006-04-19 20:08:30 +10:00
parent 1947ec88f1
commit 76bafbef2a
1 changed files with 19 additions and 28 deletions
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47
builtin.c
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@ -1468,20 +1468,6 @@ static int builtin_read( wchar_t **argv )
return 1;
}
if( woptind == argc )
{
sb_printf( sb_err,
BUILTIN_ERR_MISSING,
argv[0] );
sb_append2( sb_err,
parser_current_line(),
L"\n",
(void *)0 );
builtin_print_help( argv[0], sb_err );
return 1;
}
/*
Verify all variable names
*/
@ -1512,10 +1498,6 @@ static int builtin_read( wchar_t **argv )
*/
i=woptind;
ifs = env_get( L"IFS" );
if( ifs == 0 )
ifs = L"";
/*
Check if we should read interactively using \c reader_readline()
*/
@ -1593,20 +1575,29 @@ static int builtin_read( wchar_t **argv )
sb_destroy( &sb );
}
wchar_t *state;
nxt = wcstok( buff, (i<argc-1)?ifs:L"", &state );
while( i<argc )
if( i != argc )
{
env_set( argv[i], nxt != 0 ? nxt: L"", place );
wchar_t *state;
i++;
if( nxt != 0 )
nxt = wcstok( 0, (i<argc-1)?ifs:L"", &state);
ifs = env_get( L"IFS" );
if( ifs == 0 )
ifs = L"";
nxt = wcstok( buff, (i<argc-1)?ifs:L"", &state );
while( i<argc )
{
env_set( argv[i], nxt != 0 ? nxt: L"", place );
i++;
if( nxt != 0 )
nxt = wcstok( 0, (i<argc-1)?ifs:L"", &state);
}
}
free( buff );
return exit_res;
}