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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 09:22:09 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 09:22:09 +0000 |
commit | 43a97878ce14b72f0981164f87f2e35e14151312 (patch) | |
tree | 620249daf56c0258faa40cbdcf9cfba06de2a846 /docs/nspr/reference/pr_atomicdecrement.rst | |
parent | Initial commit. (diff) | |
download | firefox-upstream.tar.xz firefox-upstream.zip |
Adding upstream version 110.0.1.upstream/110.0.1upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'docs/nspr/reference/pr_atomicdecrement.rst')
-rw-r--r-- | docs/nspr/reference/pr_atomicdecrement.rst | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/docs/nspr/reference/pr_atomicdecrement.rst b/docs/nspr/reference/pr_atomicdecrement.rst new file mode 100644 index 0000000000..a27b8d8227 --- /dev/null +++ b/docs/nspr/reference/pr_atomicdecrement.rst @@ -0,0 +1,37 @@ +PR_AtomicDecrement +================== + +Atomically decrements a 32-bit value. + + +Syntax +------ + +.. code:: + + #include <pratom.h> + + PRInt32 PR_AtomicDecrement(PRInt32 *val); + + +Parameter +~~~~~~~~~ + +The function has the following parameter: + +``val`` + A pointer to the value to decrement. + + +Returns +~~~~~~~ + +The function returns the decremented value (i.e., the result). + + +Description +----------- + +:ref:`PR_AtomicDecrement` first decrements the referenced variable by one. +The value returned is the referenced variable's final value. The +modification to memory is unconditional. |