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Fix bug when using same array index more than once in a single array expansion, e.g. $PATH[1 1 1]

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darcs-hash:20060731164816-ac50b-d3fc56b425035a4cbcf93a91435f9df9ca5997ac.gz
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axel 2006-08-01 02:48:16 +10:00
parent 2700a9b697
commit bd0c1573df
1 changed files with 9 additions and 5 deletions
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14
expand.c
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@ -892,7 +892,12 @@ static int expand_variables( wchar_t *in, array_list_t *out, int last_idx )
{
tmp = al_get_count( &var_item_list)+tmp+1;
}
/*
Check that we are within array
bounds. If not, truncate the list to
exit.
*/
if( tmp < 1 || tmp > al_get_count( &var_item_list ) )
{
error( SYNTAX_ERROR,
@ -904,12 +909,11 @@ static int expand_variables( wchar_t *in, array_list_t *out, int last_idx )
}
else
{
/* Move string from list l to list idx */
al_set( var_idx_list, j, al_get( &var_item_list, tmp-1 ) );
al_set( &var_item_list, tmp-1, 0 );
/* Replace each index in var_idx_list inplace with the string value at the specified index */
al_set( var_idx_list, j, wcsdup(al_get( &var_item_list, tmp-1 ) ) );
}
}
/* Free remaining strings in list l and truncate it */
/* Free strings in list var_item_list and truncate it */
al_foreach( &var_item_list, &free );
al_truncate( &var_item_list, 0 );
/* Add items from list idx back to list l */