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| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-15 19:41:07 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-15 19:41:07 +0000 |
| commit | 3af6d22bb3850ab2bac67287e3a3d3b0e32868e5 (patch) | |
| tree | 3ee7a3ec64525911fa865bb984c86d997d855527 /man3/malloc_hook.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/malloc_hook.3')
| -rw-r--r-- | man3/malloc_hook.3 | 26 |
1 files changed, 13 insertions, 13 deletions
diff --git a/man3/malloc_hook.3 b/man3/malloc_hook.3 index 8ade1b1..bb1aa69 100644 --- a/man3/malloc_hook.3 +++ b/man3/malloc_hook.3 @@ -5,7 +5,7 @@ .\" Heavily based on glibc documentation .\" Polished, added docs, removed glibc doc bug, 2002-07-20, aeb .\" -.TH __malloc_hook 3 2023-05-03 "Linux man-pages 6.05.01" +.TH __malloc_hook 3 2023-10-31 "Linux man-pages 6.7" .SH NAME __malloc_hook, __malloc_initialize_hook, __memalign_hook, __free_hook, __realloc_hook, @@ -16,19 +16,19 @@ Standard C library .SH SYNOPSIS .nf .B "#include <malloc.h>" -.PP +.P .BI "void *(*volatile __malloc_hook)(size_t " size ", const void *" caller ); -.PP +.P .BI "void *(*volatile __realloc_hook)(void *" ptr ", size_t " size , .BI " const void *" caller ); -.PP +.P .BI "void *(*volatile __memalign_hook)(size_t " alignment ", size_t " size , .BI " const void *" caller ); -.PP +.P .BI "void (*volatile __free_hook)(void *" ptr ", const void *" caller ); -.PP +.P .B "void (*__malloc_initialize_hook)(void);" -.PP +.P .B "void (*volatile __after_morecore_hook)(void);" .fi .SH DESCRIPTION @@ -41,24 +41,24 @@ by specifying appropriate hook functions. You can use these hooks to help you debug programs that use dynamic memory allocation, for example. -.PP +.P The variable .B __malloc_initialize_hook points at a function that is called once when the malloc implementation is initialized. This is a weak variable, so it can be overridden in the application with a definition like the following: -.PP +.P .in +4n .EX void (*__malloc_initialize_hook)(void) = my_init_hook; .EE .in -.PP +.P Now the function .IR my_init_hook () can do the initialization of all hooks. -.PP +.P The four functions pointed to by .BR __malloc_hook , .BR __realloc_hook , @@ -74,7 +74,7 @@ respectively, except that they have a final argument that gives the address of the caller of .BR malloc (3), etc. -.PP +.P The variable .B __after_morecore_hook points at a function that is called each time after @@ -101,7 +101,7 @@ and .BR calloc (). .SH EXAMPLES Here is a short example of how to use these variables. -.PP +.P .EX #include <stdio.h> #include <malloc.h> |