angie

2026-08-14 18:56:28 +08:00
parent 1ce8efb39e
commit 9b2ea90f5c
1579 changed files with 730944 additions and 19 deletions
@@ -0,0 +1,73 @@
+
+# Copyright (C) 2024 Web Server LLC
+# Copyright (C) Igor Sysoev
+# Copyright (C) Nginx, Inc.
+
+
+if check_cache "little endian" "endianness"; then
+    return
+fi
+
+echo $ngx_n "checking for system byte ordering ...$ngx_c"
+
+cat << END >> $NGX_AUTOCONF_ERR
+
+----------------------------------------
+checking for system byte ordering
+
+END
+
+ngx_found=no
+
+cat << END > $NGX_AUTOTEST.c
+
+int main(void) {
+    int i = 0x11223344;
+    char *p;
+
+    p = (char *) &i;
+    if (*p == 0x44) return 0;
+    return 1;
+}
+
+END
+
+ngx_test="($CC -c $CC_TEST_FLAGS $CC_AUX_FLAGS \
+           -o $NGX_AUTOTEST.o $NGX_AUTOTEST.c && \
+           $CC $CC_TEST_FLAGS $CC_AUX_FLAGS \
+           -o $NGX_AUTOTEST $NGX_AUTOTEST.o $NGX_LD_OPT $ngx_feature_libs)"
+
+eval "$ngx_test >> $NGX_AUTOCONF_ERR 2>&1"
+
+if [ -x $NGX_AUTOTEST ]; then
+    if runtest "endianness" ""; then
+        echo " little endian"
+        have=NGX_HAVE_LITTLE_ENDIAN . auto/have
+        ngx_found=yes
+    else
+        echo " big endian"
+    fi
+
+    rm -rf $NGX_AUTOTEST*
+
+else
+    rm -rf $NGX_AUTOTEST*
+
+    echo
+    echo "$0: error: cannot detect system byte ordering"
+    exit 1
+fi
+
+if [ $NGX_FEATURE_CACHE = NO ]; then
+    return
+fi
+
+cache_output_start
+
+echo "ngx_found=$ngx_found"
+
+if [ $ngx_found = yes ]; then
+    echo "have=NGX_HAVE_LITTLE_ENDIAN . auto/have"
+fi
+
+cache_output_end