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libdwfl: Use realpath (name, NULL) instead of canonicalize_file_name (name).

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Some systems apparently don't provide canonicalize_file_name. Since
canonicalize_file_name (path) is defined as realpath(path, NULL) just
use realpath everywhere.

https://sourceware.org/bugzilla/show_bug.cgi?id=21009

Signed-off-by: Mark Wielaard <mark@klomp.org>
This commit is contained in:
Mark Wielaard
2018-03-05 14:23:14 +01:00
parent fd0cee63fb
commit 06263dda99
3 changed files with 8 additions and 2 deletions
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libdwfl/ChangeLog
+6
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@@ -1,3 +1,9 @@
2018-03-05 Mark Wielaard <mark@klomp.org>
* dwfl_build_id_find_elf.c (__libdwfl_open_by_build_id): Use
realpath (name, NULL) instead of canonicalize_file_name (name).
* find-debuginfo.c (dwfl_standard_find_debuginfo): Likewise.
2018-01-29 Mark Wielaard <mark@klomp.org>
* cu.c (cudie_offset): Use __libdw_first_die_off_from_cu instead of
libdwfl/dwfl_build_id_find_elf.c
+1 -1
View File
@@ -99,7 +99,7 @@ __libdwfl_open_by_build_id (Dwfl_Module *mod, bool debug, char **file_name,
{
if (*file_name != NULL)
free (*file_name);
*file_name = canonicalize_file_name (name);
*file_name = realpath (name, NULL);
if (*file_name == NULL)
{
*file_name = name;
libdwfl/find-debuginfo.c
+1 -1
View File
@@ -389,7 +389,7 @@ dwfl_standard_find_debuginfo (Dwfl_Module *mod,
/* If FILE_NAME is a symlink, the debug file might be associated
with the symlink target name instead. */
char *canon = canonicalize_file_name (file_name);
char *canon = realpath (file_name, NULL);
if (canon != NULL && strcmp (file_name, canon))
fd = find_debuginfo_in_path (mod, canon,
debuglink_file, debuglink_crc,