mirror of https://github.com/pyodide/pyodide.git
43 lines
1.1 KiB
Diff
43 lines
1.1 KiB
Diff
This patch disables multiprocessing and pthread for blosc
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diff --git a/numcodecs/blosc.pyx b/numcodecs/blosc.pyx
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index 3bfdc00..c6521b7 100644
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--- a/numcodecs/blosc.pyx
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+++ b/numcodecs/blosc.pyx
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@@ -77,6 +77,8 @@ AUTOBLOCKS = 0
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# synchronization
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try:
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mutex = multiprocessing.Lock()
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+except ModuleNotFoundError:
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+ mutex = None
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except OSError:
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mutex = None
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diff --git a/c-blosc/blosc/blosc.h b/c-blosc/blosc/blosc.h
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index 40857d0..8a1e969 100644
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--- a/c-blosc/blosc/blosc.h
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+++ b/c-blosc/blosc/blosc.h
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@@ -50,7 +50,7 @@ extern "C" {
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((INT_MAX - BLOSC_MAX_TYPESIZE * sizeof(int32_t)) / 3)
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/* The maximum number of threads (for some static arrays) */
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-#define BLOSC_MAX_THREADS 256
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+#define BLOSC_MAX_THREADS 1
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/* Codes for shuffling (see blosc_compress) */
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#define BLOSC_NOSHUFFLE 0 /* no shuffle */
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diff --git a/c-blosc/blosc/blosc.c b/c-blosc/blosc/blosc.c
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index a5a5bd5..2a7797c 100644
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--- a/c-blosc/blosc/blosc.c
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+++ b/c-blosc/blosc/blosc.c
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@@ -2236,6 +2236,7 @@ void blosc_atfork_child(void) {
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void blosc_init(void)
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{
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+ g_initlib = 1;
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/* Return if we are already initialized */
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if (g_initlib) return;
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