linker: Give more context for failures during library dependency resolution.
Signed-off-by: Dima Zavin <dima@android.com>
diff --git a/linker/linker.c b/linker/linker.c
index 08a591a..e398f82 100644
--- a/linker/linker.c
+++ b/linker/linker.c
@@ -116,6 +116,7 @@
HOODLUM(realloc, void *, (void *ptr, size_t size));
HOODLUM(calloc, void *, (size_t cnt, size_t size));
+static char tmp_err_buf[768];
static char __linker_dl_err_buf[768];
#define DL_ERR(fmt, x...) \
do { \
@@ -1615,7 +1616,9 @@
DEBUG("%5d %s needs %s\n", pid, si->name, si->strtab + d[1]);
soinfo *lsi = find_library(si->strtab + d[1]);
if(lsi == 0) {
- DL_ERR("%5d could not load '%s'\n", pid, si->strtab + d[1]);
+ strlcpy(tmp_err_buf, linker_get_error(), sizeof(tmp_err_buf));
+ DL_ERR("%5d could not load needed library '%s' for '%s' (%s)\n",
+ pid, si->strtab + d[1], si->name, tmp_err_buf);
goto fail;
}
lsi->refcount++;