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| author | Laurent Alfonsi <laurent.alfonsi@st.com> | 2014-02-03 14:55:36 -0700 |
|---|---|---|
| committer | Jeff Law <law@gcc.gnu.org> | 2014-02-03 14:55:36 -0700 |
| commit | 55428cc32908fd176450e703d58bb901b75e55db (patch) | |
| tree | 56c293d9a7d1082965a2520340f25ea9f57db71f /gcc/gcov-io.c | |
| parent | 85942f45e92cf0d42196018892633944a234ab57 (diff) | |
| download | gcc-55428cc32908fd176450e703d58bb901b75e55db.zip gcc-55428cc32908fd176450e703d58bb901b75e55db.tar.gz gcc-55428cc32908fd176450e703d58bb901b75e55db.tar.bz2 | |
re PR gcov-profile/58602 (.gcno files not truncated at gcov_close)
PR gcov-profile/58602
* gcc/gcov-io.c (gcov_open): Open with truncation when mode<0
From-SVN: r207441
Diffstat (limited to 'gcc/gcov-io.c')
| -rw-r--r-- | gcc/gcov-io.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/gcc/gcov-io.c b/gcc/gcov-io.c index b710f59..5ef82f6 100644 --- a/gcc/gcov-io.c +++ b/gcc/gcov-io.c @@ -149,9 +149,15 @@ gcov_open (const char *name, int mode) /* pass mode (ignored) for compatibility */ fd = open (name, O_RDONLY, S_IRUSR | S_IWUSR); } - else + else if (mode < 0) + { + /* Write mode - acquire a write-lock. */ + s_flock.l_type = F_WRLCK; + fd = open (name, O_RDWR | O_CREAT | O_TRUNC, 0666); + } + else /* mode == 0 */ { - /* Write mode - acquire a write-lock. */ + /* Read-Write mode - acquire a write-lock. */ s_flock.l_type = F_WRLCK; fd = open (name, O_RDWR | O_CREAT, 0666); } |