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Diffstat (limited to 'REORG.TODO/gmon/profil.c')
-rw-r--r-- | REORG.TODO/gmon/profil.c | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/REORG.TODO/gmon/profil.c b/REORG.TODO/gmon/profil.c new file mode 100644 index 0000000000..330e8bd996 --- /dev/null +++ b/REORG.TODO/gmon/profil.c @@ -0,0 +1,40 @@ +/* Low-level statistical profiling support function. Stub version. + Copyright (C) 1995-2017 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <http://www.gnu.org/licenses/>. */ + +#include <sys/types.h> +#include <unistd.h> +#include <errno.h> + +/* Enable statistical profiling, writing samples of the PC into at most + SIZE bytes of SAMPLE_BUFFER; every processor clock tick while profiling + is enabled, the system examines the user PC and increments + SAMPLE_BUFFER[((PC - OFFSET) / 2) * SCALE / 65536]. If SCALE is zero, + disable profiling. Returns zero on success, -1 on error. */ + +int +__profil (u_short *sample_buffer, size_t size, size_t offset, u_int scale) +{ + if (scale == 0) + /* Disable profiling. */ + return 0; + + __set_errno (ENOSYS); + return -1; +} +weak_alias (__profil, profil) +stub_warning (profil) |