From: Maria Matejka <mq@ucw.cz>
Date: Thu, 28 Nov 2024 08:07:23 +0000 (+0100)
Subject: Merge commit '2d6fb31c' into thread-merge-2.16
X-Git-Tag: v3.0.0~68
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=2af438a9bffa887af8a38aaf442678fec2c3e6e5;p=thirdparty%2Fbird.git

Merge commit '2d6fb31c' into thread-merge-2.16
---

2af438a9bffa887af8a38aaf442678fec2c3e6e5
diff --cc lib/birdlib.h
index a53204d5b,fac7e4eac..5f1d3c3c0
--- a/lib/birdlib.h
+++ b/lib/birdlib.h
@@@ -111,11 -73,10 +111,12 @@@ static inline int u64_cmp(u64 i1, u64 i
  /* Macros for gcc attributes */
  
  #define NORET __attribute__((noreturn))
 +#define USE_RESULT __atribute__((warn_unused_result))
  #define UNUSED __attribute__((unused))
  #define PACKED __attribute__((packed))
- #define NONNULL(...) __attribute__((nonnull((__VA_ARGS__))))
+ #define NONNULL(...) __attribute__((nonnull(__VA_ARGS__)))
+ #define ALLOC_SIZE(...) __attribute__((alloc_size(__VA_ARGS__)))
 +#define CLEANUP(fun) __attribute__((cleanup(fun)))
  
  #define STATIC_ASSERT(EXP) _Static_assert(EXP, #EXP)
  #define STATIC_ASSERT_MSG(EXP,MSG) _Static_assert(EXP, MSG)
diff --cc lib/resource.h
index 2d540723d,1e9a7b78b..df5509e3b
--- a/lib/resource.h
+++ b/lib/resource.h
@@@ -69,21 -53,13 +69,21 @@@ void rmove(void *, pool *);		/* Move t
  
  void *ralloc(pool *, struct resclass *);
  
 +pool *rp_new(pool *, struct domain_generic *, const char *);		/* Create a new pool */
 +pool *rp_newf(pool *, struct domain_generic *, const char *, ...);	/* Create a new pool with a formatted string as its name */
 +pool *rp_vnewf(pool *, struct domain_generic *, const char *, va_list);	/* Create a new pool with a formatted string as its name */
 +void rp_free(pool *p);							/* Free the whole pool */
 +
  extern pool root_pool;
  
 +static inline pool *resource_parent(resource *r)
 +{ return SKIP_BACK(pool, inside, resource_enlisted(r)); }
 +
  /* Normal memory blocks */
  
- void *mb_alloc(pool *, unsigned size);
- void *mb_allocz(pool *, unsigned size);
- void *mb_realloc(void *m, unsigned size);
+ void *mb_alloc(pool *, unsigned size) ALLOC_SIZE(2);
+ void *mb_allocz(pool *, unsigned size) ALLOC_SIZE(2);
+ void *mb_realloc(void *m, unsigned size) ALLOC_SIZE(2);
  void mb_free(void *);
  
  /* Memory pools with linear allocation */
@@@ -97,26 -73,15 +97,26 @@@ typedef struct lp_state 
  } lp_state;
  
  linpool *lp_new(pool *);
- void *lp_alloc(linpool *, unsigned size);	/* Aligned */
- void *lp_allocu(linpool *, unsigned size);	/* Unaligned */
- void *lp_allocz(linpool *, unsigned size);	/* With clear */
+ void *lp_alloc(linpool *, unsigned size) ALLOC_SIZE(2);		/* Aligned */
+ void *lp_allocu(linpool *, unsigned size) ALLOC_SIZE(2);	/* Unaligned */
+ void *lp_allocz(linpool *, unsigned size) ALLOC_SIZE(2);	/* With clear */
  void lp_flush(linpool *);			/* Free everything, but leave linpool */
 -void lp_save(linpool *m, lp_state *p);		/* Save state */
 +lp_state *lp_save(linpool *m);			/* Save state */
  void lp_restore(linpool *m, lp_state *p);	/* Restore state */
  
 -extern _Thread_local linpool *tmp_linpool;	/* Temporary linpool autoflushed regularily */
 +static inline void lp_saved_cleanup(struct lp_state **lps)
 +{
 +  if (*lps)
 +    lp_restore((*lps)->p, (*lps));
 +}
  
 +#define LP_SAVED(m)	for (CLEANUP(lp_saved_cleanup) struct lp_state *_lp_state = lp_save(m); _lp_state; lp_restore(m, _lp_state), _lp_state = NULL)
 +
 +#define lp_new_default	lp_new
 +
 +/* Thread-local temporary linpools */
 +
 +extern _Thread_local linpool *tmp_linpool;
  #define tmp_alloc(sz)	lp_alloc(tmp_linpool, sz)
  #define tmp_allocu(sz)	lp_allocu(tmp_linpool, sz)
  #define tmp_allocz(sz)	lp_allocz(tmp_linpool, sz)