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* dlopen.c (dlopen): Return NULL when name is NULL (suggested by

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chrisiasci@aol.com).
* cygwin.din: Add a new, internally used export - _check_for_executable.
* dcrt0.cc (dll_crt0_1): Set _check_for_executable for older binaries.  Pass
user_data to premain functions.
* fhandler.cc (fhandler_disk_file::open): Only check for executable if the
linked program is intereested in the executable bit.
(fhandler_disk_file::check_execable_p): Delete.
* fhandler.h (executable_states): New enumeration of various states of
executable bit caring.
(fhandler_base::set_execable_p): New method.
* fhandler_termios.cc (fhandler_termios::line_edit): Flag when a signal has
been sent to the tty.  Return -1 when this is so.
* fhandler_console.cc (fhandler_console::read): Return -1 when signal sending
character encountered.
* path.cc (path_conv::check): Record when path refers to a disk device.  Move
executable extension check here.
(check_sysfile): Accomodate new EXEC path states.
(has_suffix): Remove.
(next_suffix): Remove.
(class suffix_scan): New clas.
(suffix_scan::has): New method.
(suffix_scan:next): New method.
(symlink_info::check): Use suffix_scan method to control for scanning for
suffixes.
* path.h (path_conv::exec_state): New method.
* perprocess.h: Make "C" friendly.
* include/cygwin/version.h: Define CYGWIN_VERSION_CHECK_FOR_S_IEXEC.  Bump
CYGWIN_VERSION_API_MINOR.
* include/sys/cygwin.h: Change premain declarations.
* winsup.h: Move __cplusplus test to after builtin defines.
This commit is contained in:
Christopher Faylor
2001-03-05 06:28:25 +00:00
parent 658b5db941
commit 95a8465ba0
28 changed files with 315 additions and 147 deletions
Download Patch File Download Diff File Expand all files Collapse all files

14
winsup/cygwin/include/sys/cygwin.h
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@@ -31,11 +31,6 @@ 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 *);
extern void cygwin_premain0 (int argc, char **argv);
extern void cygwin_premain1 (int argc, char **argv);
extern void cygwin_premain2 (int argc, char **argv);
extern void cygwin_premain3 (int argc, char **argv);
struct __cygwin_perfile
{
const char *name;
@@ -149,7 +144,7 @@ struct per_process
void *(*calloc)(size_t, size_t);
/* For future expansion of values set by the app. */
void (*premain[4]) (int, char **);
void (*premain[4]) (int, char **, struct per_process *);
/* The rest are *internal* to cygwin.dll.
Those that are here because we want the child to inherit the value from
@@ -165,7 +160,7 @@ struct per_process
void *heapptr; /* current index into heap */
void *heaptop; /* current top of heap */
DWORD unused1; /* unused */
DWORD unused1;
/* Non-zero means the task was forked. The value is the pid.
Inherited from parent. */
@@ -190,6 +185,11 @@ struct per_process
};
#define per_process_overwrite ((unsigned) &(((struct per_process *) NULL)->resourcelocks))
extern void cygwin_premain0 (int argc, char **argv, struct per_process *);
extern void cygwin_premain1 (int argc, char **argv, struct per_process *);
extern void cygwin_premain2 (int argc, char **argv, struct per_process *);
extern void cygwin_premain3 (int argc, char **argv, struct per_process *);
extern void cygwin_set_impersonation_token (const HANDLE);
/* included if <windows.h> is included */

8
winsup/cygwin/include/sys/file.h
View File

@@ -24,7 +24,13 @@
#define F_OK 0 /* does file exist */
#define X_OK 1 /* is it executable by caller */
#define _X_OK 1 /* is it executable by caller */
#if defined (__CYGWIN__) || defined (__INSIDE_CYGWIN__)
# define X_OK _X_OK /* Check for execute permission. */
#else
extern const unsigned _cygwin_X_OK;
# define X_OK _cygwin_X_OK
#endif
#define W_OK 2 /* is it writable by caller */
#define R_OK 4 /* is it readable by caller */