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| author | Martin Liska <mliska@suse.cz> | 2017-04-18 09:24:20 +0200 |
|---|---|---|
| committer | Martin Liska <marxin@gcc.gnu.org> | 2017-04-18 07:24:20 +0000 |
| commit | 6397118495f65a03a0d13114cf2c72d4a66f9cb1 (patch) | |
| tree | ac43d0906533b0c67821043f6ec71cb902f5f12b /gcc/gcov-tool.c | |
| parent | 4c6a5d87fdff2d1fca72789eb0fb1860f463958b (diff) | |
| download | gcc-6397118495f65a03a0d13114cf2c72d4a66f9cb1.tar.gz | |
Validate that destination gcov file does not exist for gcov-tool (PR gcov-profile/78783).
2017-04-18 Martin Liska <mliska@suse.cz>
PR gcov-profile/78783
* libgcov-driver.c (gcov_get_filename): New function.
2017-04-18 Martin Liska <mliska@suse.cz>
PR gcov-profile/78783
* gcov-tool.c (gcov_output_files): Validate that destination
file is either removed by the tool or by a user.
From-SVN: r246961
Diffstat (limited to 'gcc/gcov-tool.c')
| -rw-r--r-- | gcc/gcov-tool.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/gcc/gcov-tool.c b/gcc/gcov-tool.c index cadf09377dd..80c08354857 100644 --- a/gcc/gcov-tool.c +++ b/gcc/gcov-tool.c @@ -46,6 +46,7 @@ extern int gcov_profile_normalize (struct gcov_info*, gcov_type); extern int gcov_profile_scale (struct gcov_info*, float, int, int); extern struct gcov_info* gcov_read_profile_dir (const char*, int); extern void gcov_do_dump (struct gcov_info *, int); +extern const char *gcov_get_filename (struct gcov_info *list); extern void gcov_set_verbose (void); /* Set to verbose output mode. */ @@ -114,6 +115,14 @@ gcov_output_files (const char *out, struct gcov_info *profile) if (ret) fatal_error (input_location, "Cannot change directory to %s", out); + /* Verify that output file does not exist (either was removed by + unlink_profile_data or removed by user). */ + const char *filename = gcov_get_filename (profile); + + if (access (filename, F_OK) != -1) + fatal_error (input_location, "output file %s already exists in folder %s", + filename, out); + gcov_do_dump (profile, 0); ret = chdir (pwd); |