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Renamed oserrcheck to __mappederrno. Added an additional function named

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__directerrno and moved both to errno.s. Changed several sources to use these
functions. Needs testing.
                         


git-svn-id: svn://svn.cc65.org/cc65/trunk@4718 b7a2c559-68d2-44c3-8de9-860c34a00d81
This commit is contained in:
uz
2010-06-10 18:10:53 +00:00
parent 5741b6e7d3
commit 131a5cad09
13 changed files with 124 additions and 108 deletions
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50
include/errno.h
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@@ -38,23 +38,20 @@
/* Operating system specific error codes */
/*****************************************************************************/
/* Data */
/*****************************************************************************/
/* Operating system specific error code */
extern unsigned char _oserror;
/* The following functions maps an operating system specific error code (for
* example from _oserror) into one of the E... codes below. It is user
* callable.
*/
int __fastcall__ _osmaperrno (unsigned char oserror);
/* Set errno to a specific error code and return zero. Used by the library */
unsigned char __fastcall__ _seterrno (unsigned char code);
/* System error codes go here */
extern int _errno;
/* System errors go here */
/* errno must be a macro */
#define errno _errno
/* errno must be a macro */
@@ -79,6 +76,35 @@ extern int _errno;
/*****************************************************************************/
/* Code */
/*****************************************************************************/
int __fastcall__ _osmaperrno (unsigned char oserror);
/* Map an operating system specific error code (for example from _oserror)
* into one of the E... codes above. It is user callable.
*/
unsigned char __fastcall__ _seterrno (unsigned char code);
/* Set errno to a specific error code and return zero. Used by the library */
int __fastcall__ _directerrno (unsigned char code);
/* Set errno to a specific error code, clear _oserror and return -1. Used
* by the library.
*/
int __fastcall__ _mappederrno (unsigned char code);
/* Set _oserror to the given platform specific error code. If it is a real
* error code (not zero) set errno to the corresponding system error code
* and return -1. Otherwise return zero.
* Used by the library.
*/
/* End of errno.h */
#endif