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-rw-r--r--src/common/strlib.h21
1 files changed, 21 insertions, 0 deletions
diff --git a/src/common/strlib.h b/src/common/strlib.h
index 5ea4f4763..006bbd14b 100644
--- a/src/common/strlib.h
+++ b/src/common/strlib.h
@@ -49,6 +49,27 @@
#define safesnprintf(buf,sz,fmt,...) (strlib->safesnprintf_((buf),(sz),(fmt),##__VA_ARGS__))
#define strline(str,pos) (strlib->strline_((str),(pos)))
#define bin2hex(output,input,count) (strlib->bin2hex_((output),(input),(count)))
+#if (defined(__STDC_VERSION__) && __STDC_VERSION__ >= 201112L)
+#if defined(__GNUC__) && !defined(__clang__) && GCC_VERSION < 40900
+// _Generic is only supported starting with GCC 4.9
+#else
+#ifdef strchr
+#undef strchr
+#endif // strchr
+#define strchr(src, chr) _Generic((src), \
+ const char * : ((const char *)(strchr)((src), (chr))), \
+ char * : ((strchr)((src), (chr))) \
+ )
+#define strrchr(src, chr) _Generic((src), \
+ const char * : ((const char *)(strrchr)((src), (chr))), \
+ char * : ((strrchr)((src), (chr))) \
+ )
+#define strstr(haystack, needle) _Generic((haystack), \
+ const char * : ((const char *)(strstr)((haystack), (needle))), \
+ char * : ((strstr)((haystack), (needle))) \
+ )
+#endif
+#endif
/// Bitfield determining the behavior of sv_parse and sv_split.
typedef enum e_svopt {