X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=src%2Fldso%2Fdynlink.c;h=d564b8f2aa207d8b8744c48b32301e211db5a515;hb=a8f73bb1a685dd7d67669c6f6ceb255cfa967790;hp=13bf16a595fbc4bd6f2569f1080467fa891221a4;hpb=18c0e02e2bd53ceedbb843b06ff90890f1c734b0;p=musl

diff --git a/src/ldso/dynlink.c b/src/ldso/dynlink.c
index 13bf16a5..d564b8f2 100644
--- a/src/ldso/dynlink.c
+++ b/src/ldso/dynlink.c
@@ -102,7 +102,6 @@ static int ldso_fail;
 static jmp_buf rtld_fail;
 static pthread_rwlock_t lock;
 static struct debug debug;
-static size_t *auxv;
 static size_t tls_cnt, tls_offset, tls_align = 4*sizeof(size_t);
 static pthread_mutex_t init_fini_lock = { ._m_type = PTHREAD_MUTEX_RECURSIVE };
 
@@ -435,7 +434,7 @@ static struct dso *load_library(const char *name)
 	char buf[2*NAME_MAX+2];
 	const char *pathname;
 	unsigned char *base, *map;
-	size_t dyno, map_len;
+	size_t map_len;
 	struct dso *p, temp_dso = {0};
 	int fd;
 	struct stat st;
@@ -479,13 +478,16 @@ static struct dso *load_library(const char *name)
 			if (!sys_path) {
 				FILE *f = fopen(ETC_LDSO_PATH, "rbe");
 				if (f) {
-					if (getline(&sys_path, (size_t[1]){0}, f) > 0)
-						sys_path[strlen(sys_path)-1]=0;
+					if (getline(&sys_path, (size_t[1]){0}, f) > 0) {
+						size_t l = strlen(sys_path);
+						if (l && sys_path[l-1]=='\n')
+							sys_path[l-1] = 0;
+					}
 					fclose(f);
 				}
 			}
-			if (sys_path) fd = path_open(name, sys_path, buf, sizeof buf);
-			else fd = path_open(name, "/lib:/usr/local/lib:/usr/lib", buf, sizeof buf);
+			if (!sys_path) sys_path = "/lib:/usr/local/lib:/usr/lib";
+			fd = path_open(name, sys_path, buf, sizeof buf);
 		}
 		pathname = buf;
 	}
@@ -798,6 +800,7 @@ void *__dynlink(int argc, char **argv)
 	struct dso *const vdso = builtin_dsos+2;
 	char *env_preload=0;
 	size_t vdso_base;
+	size_t *auxv;
 
 	/* Find aux vector just past environ[] */
 	for (i=argc+1; argv[i]; i++)
@@ -866,7 +869,7 @@ void *__dynlink(int argc, char **argv)
 	} else {
 		int fd;
 		char *ldname = argv[0];
-		size_t dyno, l = strlen(ldname);
+		size_t l = strlen(ldname);
 		if (l >= 3 && !strcmp(ldname+l-3, "ldd")) ldd_mode = 1;
 		*argv++ = (void *)-1;
 		if (argv[0] && !strcmp(argv[0], "--")) *argv++ = (void *)-1;
@@ -924,7 +927,8 @@ void *__dynlink(int argc, char **argv)
 			if (phdr->p_type == PT_LOAD)
 				vdso->base = (void *)(vdso_base - phdr->p_vaddr + phdr->p_offset);
 		}
-		vdso->name = vdso->shortname = "linux-gate.so.1";
+		vdso->name = "";
+		vdso->shortname = "linux-gate.so.1";
 		vdso->global = 1;
 		decode_dyn(vdso);
 		vdso->prev = lib;
@@ -962,7 +966,6 @@ 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,
 			MAP_ANONYMOUS|MAP_PRIVATE, -1, 0);
 		if (mem==MAP_FAILED ||
@@ -996,13 +999,16 @@ void *__dynlink(int argc, char **argv)
 
 	if (ssp_used) __init_ssp((void *)aux[AT_RANDOM]);
 
-	atexit(do_fini);
-	do_init_fini(tail);
-
 	errno = 0;
 	return (void *)aux[AT_ENTRY];
 }
 
+void __init_ldso_ctors(void)
+{
+	atexit(do_fini);
+	do_init_fini(tail);
+}
+
 void *dlopen(const char *file, int mode)
 {
 	struct dso *volatile p, *orig_tail, *next;
@@ -1072,7 +1078,7 @@ void *dlopen(const char *file, int mode)
 
 	update_tls_size();
 
-	if (ssp_used) __init_ssp(auxv);
+	if (ssp_used) __init_ssp(libc.auxv);
 
 	_dl_debug_state();
 	orig_tail = tail;