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Further improve accuracy of cd builtins error messages. Now correctly reports rotten symlinks.

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darcs-hash:20070920175243-75c98-e210034c7bfc8308be9e03017a5a0d8ef7648b9c.gz
This commit is contained in:
liljencrantz 2007-09-21 03:52:43 +10:00
parent 3b39b1fa03
commit 607e970659
3 changed files with 32 additions and 8 deletions
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11
builtin.c
View file

@ -2331,8 +2331,17 @@ static int builtin_cd( wchar_t **argv )
_( L"%ls: The directory '%ls' does not exist\n" ),
argv[0],
dir_in );
}
else if( errno == EROTTEN )
{
sb_printf( sb_err,
_( L"%ls: '%ls' is a rotten symlink\n" ),
argv[0],
dir_in );
} else {
}
else
{
sb_printf( sb_err,
_( L"%ls: Unknown error trying to locate directory '%ls'\n" ),
argv[0],

8
path.c
View file

@ -217,6 +217,14 @@ wchar_t *path_get_cdpath( void *context, wchar_t *dir )
err = ENOTDIR;
}
}
else
{
if( lwstat( whole_path, &buf ) == 0 )
{
err = EROTTEN;
}
}
free( whole_path );
}
free( path_cpy );

21
path.h
View file

@ -9,6 +9,8 @@
#ifndef FISH_PATH_H
#define FISH_PATH_H
#define EROTTEN 1
/**
Returns the user configuration directory for fish. If the directory
or one of it's parents doesn't exist, they are first created.
@ -28,19 +30,24 @@ wchar_t *path_get_config( void *context);
wchar_t *path_get_path( void *context, const wchar_t *cmd );
/**
Returns the full path of the specified directory. If the \c in is a
full path to an existing directory, a copy of the string is
returned. If \c in is a directory relative to one of the
directories i the CDPATH, the full path is returned. If no
directory can be found, 0 is returned.
Returns the full path of the specified directory, using the CDPATH
variable as a list of base directories for relative paths. The
returned string is allocated using halloc and the specified
context.
If no valid path is found, null is returned and errno is set to
ENOTDIR if at least one such path was found, but it did not point
to a directory, EROTTEN if a arotten symbolic link was found, or
ENOENT if no file of the specified name was found. If both a rotten
symlink and a file are found, it is undefined which error status
will be returned.
\param in The name of the directory.
\param context the halloc context to use for memory allocations
\return 0 if the command can not be found, the path of the command otherwise.
*/
wchar_t *path_get_cdpath( void *context, wchar_t *in );
wchar_t *path_make_canonical( void *context, const wchar_t *path );