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* winsup.h (NT_MAX_PATH): Revert ill-advised change to 32767.

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Accommodate change throughout.

	* cygwin.din (cygwin_conv_path): Export.
	(cygwin_conv_path_list): Export.
	(cygwin_create_path): Export.
	* dcrt0.cc (dll_crt0_1): Use cygwin_conv_path.
	* dtable.cc (handle_to_fn): Ditto.  Don't expect UNICODE_STRING being
	0-terminated.
	* environ.cc (env_plist_to_posix): New helper function.
	(env_plist_to_win32): Ditto.
	(env_path_to_posix): Ditto.
	(env_path_to_win32): Ditto.
	(return_MAX_PATH): Remove.
	(conv_envvars): Use new helper functions.  Drop removed members.
	(win_env::operator =): Accommodate removal of path length functions.
	(win_env::add_cache): Accommodate new env helper function API.
	(posify): Ditto.
	* environ.h (struct win_env): Ditto. Remove path length function
	pointers since they are unused.
	* path.cc (warn_msdos): Use cygwin_conv_path.
	(getfileattr): Use new tmp_pathbuf::u_get method.
	(fillout_mntent): Ditto.
	(symlink_info::check): Ditto.
	(path_conv::check): Use sizeof (WCHAR) instead of constant 2.
	(symlink_info::check_reparse_point): Ditto.
	(conv_path_list): Get max size of target string as argument.  Call
	cygwin_conv_path as helper function.
	(cygwin_conv_path): New function.
	(cygwin_create_path): New function.
	(cygwin_conv_to_win32_path): Just call cygwin_conv_path with size set
	to MAX_PATH.
	(cygwin_conv_to_full_win32_path): Ditto.
	(cygwin_conv_to_posix_path): Ditto.
	(cygwin_conv_to_full_posix_path): Ditto.
	(conv_path_list_buf_size): Add FIXME comment.
	(env_PATH_to_posix): Rename from env_win32_to_posix_path_list.
	Add size argument as required for env helper functions.
	(cygwin_win32_to_posix_path_list): Call conv_path_list with size set to
	MAX_PATH.
	(cygwin_posix_to_win32_path_list): Ditto.
	(cygwin_conv_path_list): New function.
	(cwdstuff::get): Fix length argument in call to sys_wcstombs.
	* spawn.cc (find_exec): Use cygwin_conv_path_list.
	* tls_pbuf.h (tmp_pathbuf::u_get: New method.
	* uinfo.cc (cygheap_user::ontherange): Allocate temporary path buffers
	using tmp_pathbuf.  Use cygwin_conv_path.
	* winf.cc (av::unshift): Use cygwin_conv_path.
	* include/cygwin/version.h: Bump API minor number.
	* include/sys/cygwin.h: Comment out old cygwin32_XXX API.
	Mark old path handling API as deprecated.
	(cygwin_conv_path_t): Typedef.  Define values.
	(cygwin_conv_path): Declare.
	(cygwin_create_path): Declare.
	(cygwin_conv_path_list): Declare.
This commit is contained in:
Corinna Vinschen
2008-03-12 12:41:50 +00:00
parent 674310fb40
commit edab6053a2
17 changed files with 371 additions and 141 deletions
Download Patch File Download Diff File Expand all files Collapse all files

65
winsup/cygwin/include/sys/cygwin.h
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@ -20,6 +20,7 @@ extern "C" {
#define _CYGWIN_SIGNAL_STRING "cYgSiGw00f"
#if 0 /* ENTIRELY DEPRECATED INTERFACES. */
extern pid_t cygwin32_winpid_to_pid (int);
extern void cygwin32_win32_to_posix_path_list (const char *, char *);
extern int cygwin32_win32_to_posix_path_list_buf_size (const char *);
@ -31,16 +32,64 @@ extern void cygwin32_conv_to_posix_path (const char *, char *);
extern void cygwin32_conv_to_full_posix_path (const char *, char *);
extern int cygwin32_posix_path_list_p (const char *);
extern void cygwin32_split_path (const char *, char *, char *);
#endif
/* DEPRECATED INTERFACES. These are restricted to MAX_PATH length.
Don't use in modern applications. */
extern int cygwin_win32_to_posix_path_list (const char *, char *)
__attribute__ ((deprecated));
extern int cygwin_win32_to_posix_path_list_buf_size (const char *)
__attribute__ ((deprecated));
extern int cygwin_posix_to_win32_path_list (const char *, char *)
__attribute__ ((deprecated));
extern int cygwin_posix_to_win32_path_list_buf_size (const char *)
__attribute__ ((deprecated));
extern int cygwin_conv_to_win32_path (const char *, char *)
__attribute__ ((deprecated));
extern int cygwin_conv_to_full_win32_path (const char *, char *)
__attribute__ ((deprecated));
extern int cygwin_conv_to_posix_path (const char *, char *)
__attribute__ ((deprecated));
extern int cygwin_conv_to_full_posix_path (const char *, char *)
__attribute__ ((deprecated));
/* Use these interfaces in favor of the above. */
/* Possible 'what' values in calls to cygwin_conv_path/cygwin_create_path. */
enum
{
CCP_POSIX_TO_WIN_A = 0, /* from is char*, to is char* */
CCP_POSIX_TO_WIN_W, /* from is char*, to is wchar_t* */
CCP_WIN_A_TO_POSIX, /* from is char*, to is char* */
CCP_WIN_W_TO_POSIX, /* from is wchar_t*, to is char* */
/* Or these values to the above as needed. */
CCP_ABSOLUTE = 0, /* Request absolute path (default). */
CCP_RELATIVE = 0x100 /* Request to keep path relative. */
};
typedef unsigned int cygwin_conv_path_t;
/* If size is 0, cygwin_conv_path returns the required buffer size in bytes.
Otherwise, it returns 0 on success, or -1 on error and errno is set to
one of the below values:
EINVAL what has an invalid value.
EFAULT from or to point into nirvana.
ENAMETOOLONG the resulting path is longer than 32K, or, in case
of what == CCP_POSIX_TO_WIN_A, longer than MAX_PATH.
ENOSPC size is less than required for the conversion.
*/
extern ssize_t cygwin_conv_path (cygwin_conv_path_t what, const void *from,
void *to, size_t size);
/* Same, but handles path lists separated by colon or semicolon. */
extern ssize_t cygwin_conv_path_list (cygwin_conv_path_t what, const void *from,
void *to, size_t size);
/* Allocate a buffer for the conversion result using malloc(3), and return
a pointer to it. Returns NULL if something goes wrong with errno set
to one of the above values, or to ENOMEM if malloc fails. */
extern void *cygwin_create_path (cygwin_conv_path_t what, const void *from);
extern pid_t cygwin_winpid_to_pid (int);
extern int cygwin_win32_to_posix_path_list (const char *, char *);
extern int cygwin_win32_to_posix_path_list_buf_size (const char *);
extern int cygwin_posix_to_win32_path_list (const char *, char *);
extern int cygwin_posix_to_win32_path_list_buf_size (const char *);
extern int cygwin_conv_to_win32_path (const char *, char *);
extern int cygwin_conv_to_full_win32_path (const char *, char *);
extern int cygwin_conv_to_posix_path (const char *, char *);
extern int cygwin_conv_to_full_posix_path (const char *, char *);
extern int cygwin_posix_path_list_p (const char *);
extern void cygwin_split_path (const char *, char *, char *);