[git.ipfire.org] IPFire 2.x development tree branch, core187, updated. c842b7e1cdc59fa8f6f95e1978d8115e392d1e59

[git.ipfire.org] IPFire 2.x development tree branch, core187, updated. c842b7e1cdc59fa8f6f95e1978d8115e392d1e59

[Michael Tremer]

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- Log -----------------------------------------------------------------
commit c842b7e1cdc59fa8f6f95e1978d8115e392d1e59
Author: Michael Tremer <michael.tremer(a)ipfire.org>
Date:   Fri Aug 2 16:49:15 2024 +0000

    vectorscan: Fix check for CPU support
    
    According to the documentation, Vectorscan checks whether the CPU is
    supporting the minimum requirement of SSE4.2. However the check is still
    checking for SSSE3 which makes the library fail on systems without
    SSE4.2.
    
    Signed-off-by: Michael Tremer <michael.tremer(a)ipfire.org>

-----------------------------------------------------------------------

Summary of changes:
 lfs/vectorscan                             |  1 +
 src/patches/vectorscan-5.4.11-sse4.2.patch | 16 ++++++++++++++++
 2 files changed, 17 insertions(+)
 create mode 100644 src/patches/vectorscan-5.4.11-sse4.2.patch

Difference in files:
diff --git a/lfs/vectorscan b/lfs/vectorscan
index 585fc2894..b56243c42 100644
--- a/lfs/vectorscan
+++ b/lfs/vectorscan
@@ -92,6 +92,7 @@ $(subst %,%_BLAKE2,$(objects)) :
 $(TARGET) : $(patsubst %,$(DIR_DL)/%,$(objects))
 	@$(PREBUILD)
 	@rm -rf $(DIR_APP) && cd $(DIR_SRC) && tar axf $(DIR_DL)/$(DL_FILE)
+	cd $(DIR_APP) && patch -Np1 < $(DIR_SRC)/src/patches/vectorscan-5.4.11-sse4.2.patch
 	cd $(DIR_APP) && cmake . \
 		-DCMAKE_INSTALL_PREFIX:PATH=/usr \
 		-DBUILD_SHARED_LIBS=ON \
diff --git a/src/patches/vectorscan-5.4.11-sse4.2.patch b/src/patches/vectorscan-5.4.11-sse4.2.patch
new file mode 100644
index 000000000..feb867aeb
--- /dev/null
+++ b/src/patches/vectorscan-5.4.11-sse4.2.patch
@@ -0,0 +1,16 @@
+diff --git a/src/hs_valid_platform.c b/src/hs_valid_platform.c
+index 0af36b6c..12ae5d9a 100644
+--- a/src/hs_valid_platform.c
++++ b/src/hs_valid_platform.c
+@@ -37,9 +37,9 @@
+ 
+ HS_PUBLIC_API
+ hs_error_t HS_CDECL hs_valid_platform(void) {
+-    /* Hyperscan requires SSSE3, anything else is a bonus */
++    /* Vectorscan requires SSE4.2, anything else is a bonus */
+ #if defined(ARCH_IA32) || defined(ARCH_X86_64)
+-    if (check_ssse3()) {
++    if (check_sse42()) {
+         return HS_SUCCESS;
+     } else {
+         return HS_ARCH_ERROR;


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