* PATCH: Handle NULL return from dlerror() more gracefully
@ 2015-01-25 17:32 Mikael Magnusson
0 siblings, 0 replies; only message in thread
From: Mikael Magnusson @ 2015-01-25 17:32 UTC (permalink / raw)
To: zsh-workers
Found by Daniel Hahler on irc,
<blueyed> > module_path=() ; zmodload -F zsh/stat b:zstat
<SweetieBot> blueyed: zsh[239]: segfault at 0 ip 080be250 sp bfe11d20 error 4 in zsh[8048000+95000]
---
Src/module.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/Src/module.c b/Src/module.c
index 616207e..e78bd82 100644
--- a/Src/module.c
+++ b/Src/module.c
@@ -1596,8 +1596,9 @@ do_load_module(char const *name, int silent)
ret = try_load_module(name);
if (!ret && !silent) {
#ifdef HAVE_DLERROR
+ char *errstr = dlerror();
zwarn("failed to load module `%s': %s", name,
- metafy(dlerror(), -1, META_USEHEAP));
+ errstr ? metafy(errstr, -1, META_USEHEAP) : "empty module path");
#else
zwarn("failed to load module: %s", name);
#endif
--
2.2.0.GIT
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2015-01-25 17:32 PATCH: Handle NULL return from dlerror() more gracefully Mikael Magnusson
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