45 lines
1.1 KiB
Diff
45 lines
1.1 KiB
Diff
--- a/lib/nicInfo/nicInfoPosix.c
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+++ b/lib/nicInfo/nicInfoPosix.c
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@@ -65,6 +65,9 @@
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#include <netinet/in.h>
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#include <arpa/nameser.h>
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#include <resolv.h>
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+#if defined(__linux__) && !defined(__GLIBC__)
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+#include "resolv_compat.h"
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+#endif
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#ifdef __linux__
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# include <net/if.h>
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--- /dev/null
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+++ b/lib/nicInfo/resolv_compat.h
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@@ -0,0 +1,29 @@
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+#if !defined(__GLIBC__)
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+/***************************************************************************
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+ * resolv_compat.h
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+ *
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+ * Mimick GLIBC's res_ninit() and res_nclose() for musl libc
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+ * Note: res_init() is actually deprecated according to
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+ * http://docs.oracle.com/cd/E36784_01/html/E36875/res-nclose-3resolv.html
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+ **************************************************************************/
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+#include <string.h>
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+
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+static inline int res_ninit(res_state statp)
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+{
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+ int rc = res_init();
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+ if (statp != &_res) {
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+ memcpy(statp, &_res, sizeof(*statp));
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+ }
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+ return rc;
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+}
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+
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+static inline int res_nclose(res_state statp)
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+{
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+ if (!statp)
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+ return -1;
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+ if (statp != &_res) {
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+ memset(statp, 0, sizeof(*statp));
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+ }
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+ return 0;
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+}
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+#endif
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