diff options
| -rw-r--r-- | src/ldso/dynlink.c | 27 | 
1 files changed, 13 insertions, 14 deletions
| diff --git a/src/ldso/dynlink.c b/src/ldso/dynlink.c index 1489f7d3..fbe7f7b9 100644 --- a/src/ldso/dynlink.c +++ b/src/ldso/dynlink.c @@ -19,7 +19,6 @@  #include <dlfcn.h>  #include "pthread_impl.h"  #include "libc.h" -#undef libc  static int errflag;  static char errbuf[128]; @@ -90,7 +89,7 @@ struct symdef {  void __init_ssp(size_t *);  void *__install_initial_tls(void *); -static struct dso *head, *tail, *libc, *fini_head; +static struct dso *head, *tail, *ldso, *fini_head;  static char *env_path, *sys_path, *r_path;  static int ssp_used;  static int runtime; @@ -446,12 +445,12 @@ static struct dso *load_library(const char *name)  			size_t l = z-name;  			for (rp=reserved; *rp && memcmp(name+3, rp, l-3); rp+=strlen(rp)+1);  			if (*rp) { -				if (!libc->prev) { -					tail->next = libc; -					libc->prev = tail; -					tail = libc->next ? libc->next : libc; +				if (!ldso->prev) { +					tail->next = ldso; +					ldso->prev = tail; +					tail = ldso->next ? ldso->next : ldso;  				} -				return libc; +				return ldso;  			}  		}  	} @@ -514,7 +513,7 @@ static struct dso *load_library(const char *name)  	if (runtime && temp_dso.tls_image) {  		size_t per_th = temp_dso.tls_size + temp_dso.tls_align  			+ sizeof(void *) * (tls_cnt+3); -		n_th = __libc.threads_minus_1 + 1; +		n_th = libc.threads_minus_1 + 1;  		if (n_th > SSIZE_MAX / per_th) alloc_size = SIZE_MAX;  		else alloc_size += n_th * per_th;  	} @@ -665,7 +664,7 @@ static void do_fini()  static void do_init_fini(struct dso *p)  {  	size_t dyn[DYN_CNT] = {0}; -	int need_locking = __libc.threads_minus_1; +	int need_locking = libc.threads_minus_1;  	/* Allow recursive calls that arise when a library calls  	 * dlopen from one of its constructors, but block any  	 * other threads until all ctors have finished. */ @@ -698,7 +697,7 @@ void *__copy_tls(unsigned char *mem)  	void **dtv = (void *)mem;  	dtv[0] = (void *)tls_cnt; -	mem += __libc.tls_size - sizeof(struct pthread); +	mem += libc.tls_size - sizeof(struct pthread);  	mem -= (uintptr_t)mem & (tls_align-1);  	mem -= tls_start;  	td = (pthread_t)mem; @@ -757,7 +756,7 @@ static void update_tls_size()  {  	size_t below_tp = (1+tls_cnt) * sizeof(void *) + tls_offset;  	size_t above_tp = sizeof(struct pthread) + tls_start + tls_align; -	__libc.tls_size = ALIGN(below_tp + above_tp, tls_align); +	libc.tls_size = ALIGN(below_tp + above_tp, tls_align);  }  void *__dynlink(int argc, char **argv) @@ -899,7 +898,7 @@ void *__dynlink(int argc, char **argv)  	 * restore the initial chain in preparation for loading third  	 * party libraries (preload/needed). */  	head = tail = app; -	libc = lib; +	ldso = lib;  	app->next = lib;  	reloc_all(lib);  	app->next = 0; @@ -926,12 +925,12 @@ void *__dynlink(int argc, char **argv)  	update_tls_size();  	if (tls_cnt) {  		struct dso *p; -		void *mem = mmap(0, __libc.tls_size, PROT_READ|PROT_WRITE, +		void *mem = mmap(0, libc.tls_size, PROT_READ|PROT_WRITE,  			MAP_ANONYMOUS|MAP_PRIVATE, -1, 0);  		if (mem==MAP_FAILED ||  		    !__install_initial_tls(__copy_tls(mem))) {  			dprintf(2, "%s: Error getting %zu bytes thread-local storage: %m\n", -				argv[0], __libc.tls_size); +				argv[0], libc.tls_size);  			_exit(127);  		}  	} | 
