This is the mail archive of the
elfutils-devel@sourceware.org
mailing list for the elfutils project.
[PATCH] nm: Handle dwarf_linesrc returning NULL.
- From: Mark Wielaard <mjw at redhat dot com>
- To: elfutils-devel at lists dot fedorahosted dot org
- Date: Wed, 06 May 2015 12:50:20 +0200
- Subject: [PATCH] nm: Handle dwarf_linesrc returning NULL.
https://bugzilla.redhat.com/show_bug.cgi?id=1170810#32
Signed-off-by: Mark Wielaard <mjw@redhat.com>
---
src/nm.c | 7 +++----
1 file changed, 3 insertions(+), 4 deletions(-)
diff --git a/src/nm.c b/src/nm.c
index b6a1e6e..7d20bbb 100644
--- a/src/nm.c
+++ b/src/nm.c
@@ -1297,11 +1297,10 @@ show_symbols (Ebl *ebl, GElf_Ehdr *ehdr, Elf_Scn *scn, Elf_Scn *xndxscn,
/* We found the line. */
int lineno;
(void) dwarf_lineno (line, &lineno);
+ const char *file = dwarf_linesrc (line, NULL, NULL);
+ file = (file != NULL) ? basename (file) : "???";
int n;
- n = obstack_printf (&whereob, "%s:%d%c",
- basename (dwarf_linesrc (line,
- NULL,
- NULL)),
+ n = obstack_printf (&whereob, "%s:%d%c", file,
lineno, '\0');
sym_mem[nentries_used].where
= obstack_finish (&whereob);
--
2.1.0