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authorUlf Hermann <[email protected]>2017-03-27 16:33:52 +0200
committerUlf Hermann <[email protected]>2017-05-04 16:12:05 +0000
commit5e738a2deec976ffac6c313327f407d7e4760076 (patch)
tree443eb2e8617f8198ea21e085e099d9104f71de4a /tests
parent741248144e6361548359ad7d9e394144a0312ecf (diff)
Skip fchown, fchmod, fadvise, fallocate if functions are unavailable
If fchmod or fchown are unavailable, then the file permission model is likely to be different from what we expect there. posix_fallocate is a rather fragile affair already on linux, and not guaranteed to do anything useful. If it's not available, the result will be the same as when it's available and unreliable. fadvise is an optimization. Change-Id: I28a77e976a0198cf80397b45eb1bc8cfb30664f5 Reviewed-by: Christian Kandeler <[email protected]>
Diffstat (limited to 'tests')
-rw-r--r--tests/ChangeLog5
-rw-r--r--tests/elfstrmerge.c4
2 files changed, 9 insertions, 0 deletions
diff --git a/tests/ChangeLog b/tests/ChangeLog
index a9bc6faa..6dab8018 100644
--- a/tests/ChangeLog
+++ b/tests/ChangeLog
@@ -1,3 +1,8 @@
+2017-05-04 Ulf Hermann <[email protected]>
+
+ * elfstrmerge.c: Don't fchmod or fchown the output file if fchmod or
+ fchown don't exist.
+
2017-04-28 Ulf Hermann <[email protected]>
* run-disasm-x86-64.sh: Disable if the native binary format is not
diff --git a/tests/elfstrmerge.c b/tests/elfstrmerge.c
index c2c3fb97..17f40c7d 100644
--- a/tests/elfstrmerge.c
+++ b/tests/elfstrmerge.c
@@ -650,11 +650,15 @@ main (int argc, char **argv)
elf_end (elfnew);
elfnew = NULL;
+#if HAVE_DECL_FCHMOD
/* Try to match mode and owner.group of the original file. */
if (fchmod (fdnew, st.st_mode & ALLPERMS) != 0)
error (0, errno, "Couldn't fchmod %s", fnew);
+#endif
+#if HAVE_DECL_FCHOWN
if (fchown (fdnew, st.st_uid, st.st_gid) != 0)
error (0, errno, "Couldn't fchown %s", fnew);
+#endif
/* Finally replace the old file with the new merged strings file. */
if (replace)