| findfp.c (72128) | findfp.c (72373) |
|---|---|
| 1/*- 2 * Copyright (c) 1990, 1993 3 * The Regents of the University of California. All rights reserved. 4 * 5 * This code is derived from software contributed to Berkeley by 6 * Chris Torek. 7 * 8 * Redistribution and use in source and binary forms, with or without --- 25 unchanged lines hidden (view full) --- 34 * SUCH DAMAGE. 35 */ 36 37#if defined(LIBC_SCCS) && !defined(lint) 38#if 0 39static char sccsid[] = "@(#)findfp.c 8.2 (Berkeley) 1/4/94"; 40#endif 41static const char rcsid[] = | 1/*- 2 * Copyright (c) 1990, 1993 3 * The Regents of the University of California. All rights reserved. 4 * 5 * This code is derived from software contributed to Berkeley by 6 * Chris Torek. 7 * 8 * Redistribution and use in source and binary forms, with or without --- 25 unchanged lines hidden (view full) --- 34 * SUCH DAMAGE. 35 */ 36 37#if defined(LIBC_SCCS) && !defined(lint) 38#if 0 39static char sccsid[] = "@(#)findfp.c 8.2 (Berkeley) 1/4/94"; 40#endif 41static const char rcsid[] = |
| 42 "$FreeBSD: head/lib/libc/stdio/findfp.c 72128 2001-02-07 17:34:48Z sobomax $"; | 42 "$FreeBSD: head/lib/libc/stdio/findfp.c 72373 2001-02-11 22:06:43Z deischen $"; |
| 43#endif /* LIBC_SCCS and not lint */ 44 45#include <sys/param.h> 46#include <machine/atomic.h> 47#include <unistd.h> 48#include <stdio.h> 49#include <stdlib.h> 50#include <string.h> --- 26 unchanged lines hidden (view full) --- 77 78static struct glue * moreglue __P((int)); 79 80static spinlock_t thread_lock = _SPINLOCK_INITIALIZER; 81#define THREAD_LOCK() if (__isthreaded) _SPINLOCK(&thread_lock) 82#define THREAD_UNLOCK() if (__isthreaded) _SPINUNLOCK(&thread_lock) 83 84#if NOT_YET | 43#endif /* LIBC_SCCS and not lint */ 44 45#include <sys/param.h> 46#include <machine/atomic.h> 47#include <unistd.h> 48#include <stdio.h> 49#include <stdlib.h> 50#include <string.h> --- 26 unchanged lines hidden (view full) --- 77 78static struct glue * moreglue __P((int)); 79 80static spinlock_t thread_lock = _SPINLOCK_INITIALIZER; 81#define THREAD_LOCK() if (__isthreaded) _SPINLOCK(&thread_lock) 82#define THREAD_UNLOCK() if (__isthreaded) _SPINUNLOCK(&thread_lock) 83 84#if NOT_YET |
| 85#define SET_GLUE_PTR(ptr, val) atomic_set_ptr(&(ptr), (uintptr_t)(val)) | 85#define SET_GLUE_PTR(ptr, val) atomic_set_rel_ptr(&(ptr), (uintptr_t)(val)) |
| 86#else 87#define SET_GLUE_PTR(ptr, val) ptr = val 88#endif 89 90static struct glue * 91moreglue(n) 92 int n; 93{ --- 51 unchanged lines hidden (view full) --- 145 fp->_bf._size = 0; 146 fp->_lbfsize = 0; /* not line buffered */ 147 fp->_file = -1; /* no file */ 148/* fp->_cookie = <any>; */ /* caller sets cookie, _read/_write etc */ 149 fp->_ub._base = NULL; /* no ungetc buffer */ 150 fp->_ub._size = 0; 151 fp->_lb._base = NULL; /* no line buffer */ 152 fp->_lb._size = 0; | 86#else 87#define SET_GLUE_PTR(ptr, val) ptr = val 88#endif 89 90static struct glue * 91moreglue(n) 92 int n; 93{ --- 51 unchanged lines hidden (view full) --- 145 fp->_bf._size = 0; 146 fp->_lbfsize = 0; /* not line buffered */ 147 fp->_file = -1; /* no file */ 148/* fp->_cookie = <any>; */ /* caller sets cookie, _read/_write etc */ 149 fp->_ub._base = NULL; /* no ungetc buffer */ 150 fp->_ub._size = 0; 151 fp->_lb._base = NULL; /* no line buffer */ 152 fp->_lb._size = 0; |
| 153 /* fp->_lock = NULL; */ | 153/* fp->_lock = NULL; */ /* once set always set (reused) */ |
| 154 return (fp); 155} 156 157/* 158 * XXX. Force immediate allocation of internal memory. Not used by stdio, 159 * but documented historically for certain applications. Bad applications. 160 */ 161__warn_references(f_prealloc, --- 36 unchanged lines hidden (view full) --- 198} 199 200/* 201 * __sinit() is called whenever stdio's internal variables must be set up. 202 */ 203void 204__sinit() 205{ | 154 return (fp); 155} 156 157/* 158 * XXX. Force immediate allocation of internal memory. Not used by stdio, 159 * but documented historically for certain applications. Bad applications. 160 */ 161__warn_references(f_prealloc, --- 36 unchanged lines hidden (view full) --- 198} 199 200/* 201 * __sinit() is called whenever stdio's internal variables must be set up. 202 */ 203void 204__sinit() 205{ |
| 206 /* make sure we clean up on exit */ | 206 /* Make sure we clean up on exit. */ |
| 207 __cleanup = _cleanup; /* conservative */ 208 __sdidinit = 1; 209} | 207 __cleanup = _cleanup; /* conservative */ 208 __sdidinit = 1; 209} |