diff options
Diffstat (limited to 'unix')
-rw-r--r-- | unix/tclUnixChan.c | 100 |
1 files changed, 0 insertions, 100 deletions
diff --git a/unix/tclUnixChan.c b/unix/tclUnixChan.c index b846169..28e62e5 100644 --- a/unix/tclUnixChan.c +++ b/unix/tclUnixChan.c @@ -2571,103 +2571,3 @@ TclUnixWaitForFile(fd, mask, timeout) } return result; } - -/* - *---------------------------------------------------------------------- - * - * TclOpen, etc. -- - * - * Below are a bunch of procedures that are used by Tcl instead - * of system calls. Each of the procedures executes the - * corresponding system call and retries automatically - * if the system call was interrupted by a signal. - * - * Results: - * Whatever the system call would normally return. - * - * Side effects: - * Whatever the system call would normally do. - * - * NOTE: - * This should be the last page of this file, since it undefines - * the macros that redirect read etc. to the procedures below. - * - *---------------------------------------------------------------------- - */ - -#undef open -int -TclOpen(path, oflag, mode) - char *path; - int oflag; - int mode; -{ - int result; - while (1) { - result = open(path, oflag, (mode_t)mode); - if ((result != -1) || (errno != EINTR)) { - return result; - } - } -} - -#undef read -int -TclRead(fd, buf, numBytes) - int fd; - VOID *buf; - size_t numBytes; -{ - int result; - while (1) { - result = read(fd, buf, (size_t) numBytes); - if ((result != -1) || (errno != EINTR)) { - return result; - } - } -} - -#undef waitpid -extern pid_t waitpid _ANSI_ARGS_((pid_t pid, int *stat_loc, int options)); - -/* - * Note: the #ifdef below is needed to avoid compiler errors on systems - * that have ANSI compilers and also define pid_t to be short. The - * problem is a complex one having to do with argument type promotion. - */ - -#ifdef _USING_PROTOTYPES_ -int -TclWaitpid _ANSI_ARGS_((pid_t pid, int *statPtr, int options)) -#else -int -TclWaitpid(pid, statPtr, options) - pid_t pid; - int *statPtr; - int options; -#endif /* _USING_PROTOTYPES_ */ -{ - int result; - while (1) { - result = (int) waitpid((pid_t) pid, statPtr, options); - if ((result != -1) || (errno != EINTR)) { - return result; - } - } -} - -#undef write -int -TclWrite(fd, buf, numBytes) - int fd; - VOID *buf; - size_t numBytes; -{ - int result; - while (1) { - result = write(fd, buf, (size_t) numBytes); - if ((result != -1) || (errno != EINTR)) { - return result; - } - } -} |