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Modified complete.cpp to use env_get_string(); Fixed env_get_string() return an empty wcstring instead of returning 0.

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This commit is contained in:
Siteshwar Vashisht 2012-01-10 01:40:03 +05:30
parent 7b3377e78c
commit 7bde2b5cbf
2 changed files with 14 additions and 12 deletions
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22
complete.cpp
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@ -1080,15 +1080,16 @@ static void complete_cmd( const wchar_t *cmd,
int use_builtin,
int use_command )
{
wchar_t *path;
wcstring path;
wchar_t *path_cpy;
wchar_t *nxt_path;
wchar_t *state;
array_list_t possible_comp;
wchar_t *nxt_completion;
wchar_t *cdpath = env_get(L"CDPATH");
wchar_t *cdpath_cpy = wcsdup( cdpath?cdpath:L"." );
const wcstring cdpath = env_get_string(L"CDPATH");
// wchar_t *cdpath_cpy = wcsdup( cdpath?cdpath:L"." );
wchar_t *cdpath_cpy = wcsdup( !cdpath.empty()?cdpath.c_str():L"." );
if( (wcschr( cmd, L'/') != 0) || (cmd[0] == L'~' ) )
{
@ -1110,11 +1111,11 @@ static void complete_cmd( const wchar_t *cmd,
if( use_command )
{
path = env_get(L"PATH");
if( path )
path = env_get_string(L"PATH");
if( !path.empty() )
{
path_cpy = wcsdup( path );
path_cpy = wcsdup( path.c_str() );
for( nxt_path = wcstok( path_cpy, ARRAY_SEP_STR, &state );
nxt_path != 0;
@ -1650,10 +1651,11 @@ static int complete_variable( const wchar_t *whole_var,
if( match || match_no_case )
{
wchar_t *value_unescaped, *value;
wcstring value_unescaped;
wchar_t *value;
value_unescaped = env_get( name );
if( value_unescaped )
value_unescaped = env_get_string( name );
if( !value_unescaped.empty() )
{
string_buffer_t desc;
string_buffer_t comp;
@ -1673,7 +1675,7 @@ static int complete_variable( const wchar_t *whole_var,
flags = COMPLETE_NO_CASE | COMPLETE_DONT_ESCAPE;
}
value = expand_escape_variable( value_unescaped );
value = expand_escape_variable( value_unescaped.c_str() );
sb_init( &desc );
sb_printf( &desc, COMPLETE_VAR_DESC_VAL, value );

4
env.cpp
View File

@ -1199,7 +1199,7 @@ wcstring env_get_string( const wchar_t *key )
{
if( wcscmp( res->val, ENV_NULL )==0)
{
return 0;
return wcstring(L"");
}
else
{
@ -1226,7 +1226,7 @@ wcstring env_get_string( const wchar_t *key )
if( !item || (wcscmp( item, ENV_NULL )==0))
{
return 0;
return wcstring(L"");
}
else
{