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-rw-r--r--src/liblzma/check/crc32_small.c7
-rw-r--r--src/liblzma/check/crc64_small.c5
2 files changed, 12 insertions, 0 deletions
diff --git a/src/liblzma/check/crc32_small.c b/src/liblzma/check/crc32_small.c
index 5f8a3286..186966e9 100644
--- a/src/liblzma/check/crc32_small.c
+++ b/src/liblzma/check/crc32_small.c
@@ -16,6 +16,9 @@
uint32_t lzma_crc32_table[1][256];
+#ifdef HAVE_FUNC_ATTRIBUTE_CONSTRUCTOR
+__attribute__((__constructor__))
+#endif
static void
crc32_init(void)
{
@@ -37,18 +40,22 @@ crc32_init(void)
}
+#ifndef HAVE_FUNC_ATTRIBUTE_CONSTRUCTOR
extern void
lzma_crc32_init(void)
{
mythread_once(crc32_init);
return;
}
+#endif
extern LZMA_API(uint32_t)
lzma_crc32(const uint8_t *buf, size_t size, uint32_t crc)
{
+#ifndef HAVE_FUNC_ATTRIBUTE_CONSTRUCTOR
lzma_crc32_init();
+#endif
crc = ~crc;
diff --git a/src/liblzma/check/crc64_small.c b/src/liblzma/check/crc64_small.c
index 55d72316..420f7cfb 100644
--- a/src/liblzma/check/crc64_small.c
+++ b/src/liblzma/check/crc64_small.c
@@ -16,6 +16,9 @@
static uint64_t crc64_table[256];
+#ifdef HAVE_FUNC_ATTRIBUTE_CONSTRUCTOR
+__attribute__((__constructor__))
+#endif
static void
crc64_init(void)
{
@@ -40,7 +43,9 @@ crc64_init(void)
extern LZMA_API(uint64_t)
lzma_crc64(const uint8_t *buf, size_t size, uint64_t crc)
{
+#ifndef HAVE_FUNC_ATTRIBUTE_CONSTRUCTOR
mythread_once(crc64_init);
+#endif
crc = ~crc;