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| author | Roland McGrath <roland@gnu.org> | 1995-09-27 06:49:48 +0000 |
|---|---|---|
| committer | Roland McGrath <roland@gnu.org> | 1995-09-27 06:49:48 +0000 |
| commit | ea03559a9d4730f89105b6f5e674a0aaefc74b3b (patch) | |
| tree | 103d2993e5d4eb971c2eec94c4c77a45abc8e2dc /posix | |
| parent | c709e372e8940b3f374b690d7eb7521e69ab4228 (diff) | |
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Wed Sep 27 00:27:25 1995 Roland McGrath <roland@churchy.gnu.ai.mit.edu>
* config.make.in (AS): New variable; set to `$(CC) -c'.
* posix/unistd.h [__USE_BSD]: Declare profil.
* elf/dl-load.c (_dl_map_object_from_fd): New function, broken out
of _dl_map_object.
(_dl_map_object): Call it.
* elf/link.h (_dl_map_object_from_fd): Declare it.
Diffstat (limited to 'posix')
| -rw-r--r-- | posix/unistd.h | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/posix/unistd.h b/posix/unistd.h index eda44c96be..846653c75c 100644 --- a/posix/unistd.h +++ b/posix/unistd.h @@ -568,6 +568,15 @@ extern int vhangup __P ((void)); extern int revoke __P ((const char *__file)); +/* 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. */ +extern int profil __P ((unsigned short int *__sample_buffer, size_t __size, + size_t __offset, unsigned int __scale)); + + /* Turn accounting on if NAME is an existing file. The system will then write a record for each process as it terminates, to this file. If NAME is NULL, turn accounting off. This call is restricted to the super-user. */ |