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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-15 19:41:07 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-15 19:41:07 +0000 |
commit | 3af6d22bb3850ab2bac67287e3a3d3b0e32868e5 (patch) | |
tree | 3ee7a3ec64525911fa865bb984c86d997d855527 /man3/mpool.3 | |
parent | Adding debian version 6.05.01-1. (diff) | |
download | manpages-3af6d22bb3850ab2bac67287e3a3d3b0e32868e5.tar.xz manpages-3af6d22bb3850ab2bac67287e3a3d3b0e32868e5.zip |
Merging upstream version 6.7.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'man3/mpool.3')
-rw-r--r-- | man3/mpool.3 | 38 |
1 files changed, 19 insertions, 19 deletions
diff --git a/man3/mpool.3 b/man3/mpool.3 index 20dd313..38f1366 100644 --- a/man3/mpool.3 +++ b/man3/mpool.3 @@ -5,7 +5,7 @@ .\" .\" @(#)mpool.3 8.1 (Berkeley) 6/4/93 .\" -.TH mpool 3 2023-03-30 "Linux man-pages 6.05.01" +.TH mpool 3 2023-10-31 "Linux man-pages 6.7" .UC 7 .SH NAME mpool \- shared memory buffer pool @@ -16,18 +16,18 @@ Standard C library .nf .B #include <db.h> .B #include <mpool.h> -.PP +.P .BI "MPOOL *mpool_open(DBT *" key ", int " fd ", pgno_t " pagesize \ ", pgno_t " maxcache ); -.PP +.P .BI "void mpool_filter(MPOOL *" mp ", void (*pgin)(void *, pgno_t, void *)," .BI " void (*" pgout ")(void *, pgno_t, void *)," .BI " void *" pgcookie ); -.PP +.P .BI "void *mpool_new(MPOOL *" mp ", pgno_t *" pgnoaddr ); .BI "void *mpool_get(MPOOL *" mp ", pgno_t " pgno ", unsigned int " flags ); .BI "int mpool_put(MPOOL *" mp ", void *" pgaddr ", unsigned int " flags ); -.PP +.P .BI "int mpool_sync(MPOOL *" mp ); .BI "int mpool_close(MPOOL *" mp ); .fi @@ -38,12 +38,12 @@ Since glibc 2.2, glibc no longer provides these interfaces. Probably, you are looking for the APIs provided by the .I libdb library instead. -.PP +.P .I Mpool is the library interface intended to provide page oriented buffer management of files. The buffers may be shared between processes. -.PP +.P The function .BR mpool_open () initializes a memory pool. @@ -64,7 +64,7 @@ If is non-NULL and matches a file already being mapped, the .I fd argument is ignored. -.PP +.P The .I pagesize argument is the size, in bytes, of the pages into which the file is broken up. @@ -75,7 +75,7 @@ at any one time. This value is not relative to the number of processes which share a file's buffers, but will be the largest value specified by any of the processes sharing the file. -.PP +.P The .BR mpool_filter () function is intended to make transparent input and output processing of the @@ -91,7 +91,7 @@ backing file. Both functions are called with the .I pgcookie pointer, the page number and a pointer to the page to being read or written. -.PP +.P The function .BR mpool_new () takes an @@ -104,7 +104,7 @@ address. Otherwise, NULL is returned and .I errno is set. -.PP +.P The function .BR mpool_get () takes an @@ -117,7 +117,7 @@ is set. The .I flags argument is not currently used. -.PP +.P The function .BR mpool_put () unpins the page referenced by @@ -132,10 +132,10 @@ any of the following values: .TP .B MPOOL_DIRTY The page has been modified and needs to be written to the backing file. -.PP +.P .BR mpool_put () returns 0 on success and \-1 if an error occurs. -.PP +.P The function .BR mpool_sync () writes all modified pages associated with the @@ -144,7 +144,7 @@ pointer to the backing file. .BR mpool_sync () returns 0 on success and \-1 if an error occurs. -.PP +.P The .BR mpool_close () function free's up any allocated memory associated with the memory pool @@ -161,7 +161,7 @@ function may fail and set .I errno for any of the errors specified for the library routine .BR malloc (3). -.PP +.P The .BR mpool_get () function may fail and set @@ -170,7 +170,7 @@ for the following: .TP 15 .B EINVAL The requested record doesn't exist. -.PP +.P The .BR mpool_new () and @@ -182,14 +182,14 @@ for any of the errors specified for the library routines .BR write (2), and .BR malloc (3). -.PP +.P The .BR mpool_sync () function may fail and set .I errno for any of the errors specified for the library routine .BR write (2). -.PP +.P The .BR mpool_close () function may fail and set |