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| author | Rich Felker <dalias@aerifal.cx> | 2012-10-19 21:57:56 -0400 |
|---|---|---|
| committer | Rich Felker <dalias@aerifal.cx> | 2012-10-19 21:57:56 -0400 |
| commit | 0a1c2c1c1755d03d7d3db11df612bbe7c5b69c46 (patch) | |
| tree | 57136fffdafc1f475e8b44b01f942684f4ac97d7 | |
| parent | deb15b3cf23cb6093f439f7b37eaeb1263df5399 (diff) | |
| download | musl-0a1c2c1c1755d03d7d3db11df612bbe7c5b69c46.tar.gz musl-0a1c2c1c1755d03d7d3db11df612bbe7c5b69c46.tar.xz musl-0a1c2c1c1755d03d7d3db11df612bbe7c5b69c46.zip | |
support looking up thread-local objects with dlsym
| -rw-r--r-- | src/ldso/dynlink.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/src/ldso/dynlink.c b/src/ldso/dynlink.c index 39a27608..a6dbaf01 100644 --- a/src/ldso/dynlink.c +++ b/src/ldso/dynlink.c @@ -1089,6 +1089,8 @@ static void *do_dlsym(struct dso *p, const char *s, void *ra) } struct symdef def = find_sym(p, s, 0); if (!def.sym) goto failed; + if ((def.sym->st_info&0xf) == STT_TLS) + return __tls_get_addr((size_t []){def.dso->tls_id, def.sym->st_value}); return def.dso->base + def.sym->st_value; } if (p->ghashtab) { @@ -1098,6 +1100,8 @@ static void *do_dlsym(struct dso *p, const char *s, void *ra) h = sysv_hash(s); sym = sysv_lookup(s, h, p); } + if (sym && (sym->st_info&0xf) == STT_TLS) + return __tls_get_addr((size_t []){p->tls_id, sym->st_value}); if (sym && sym->st_value && (1<<(sym->st_info&0xf) & OK_TYPES)) return p->base + sym->st_value; if (p->deps) for (i=0; p->deps[i]; i++) { @@ -1108,6 +1112,8 @@ static void *do_dlsym(struct dso *p, const char *s, void *ra) if (!h) h = sysv_hash(s); sym = sysv_lookup(s, h, p->deps[i]); } + if (sym && (sym->st_info&0xf) == STT_TLS) + return __tls_get_addr((size_t []){p->deps[i]->tls_id, sym->st_value}); if (sym && sym->st_value && (1<<(sym->st_info&0xf) & OK_TYPES)) return p->deps[i]->base + sym->st_value; } |