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xcb_auth: Quiet -Wimplicit-fallthrough warning in get_authptr() 

xcb_auth.c:135:14: warning: this statement may fall through [-Wimplicit-fallthrough=]
         addr += 12;
         ~~~~~^~~~~
xcb_auth.c:138:5: note: here
     case AF_INET:
     ^~~~

Signed-off-by: Alan Coopersmith <alan.coopersmith@oracle.com>
This commit is contained in:
Alan Coopersmith 2021-06-01 18:36:17 -07:00
parent 2ef8655987
commit cd0fba98a2
2 changed files with 11 additions and 0 deletions
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1
src/xcb_auth.c
View File

@ -134,6 +134,7 @@ static Xauth *get_authptr(struct sockaddr *sockname, int display)
} }
addr += 12; addr += 12;
/* if v4-mapped, fall through. */ /* if v4-mapped, fall through. */
XCB_ALLOW_FALLTHRU
#endif #endif
case AF_INET: case AF_INET:
if(!addr) if(!addr)

10
src/xcbint.h
View File

@ -38,6 +38,16 @@
#pragma GCC visibility push(hidden) #pragma GCC visibility push(hidden)
#endif #endif
#ifndef __has_attribute
# define __has_attribute(x) 0 /* Compatibility with older compilers. */
#endif
#if __has_attribute(fallthrough)
# define XCB_ALLOW_FALLTHRU __attribute__ ((fallthrough));
#else
# define XCB_ALLOW_FALLTHRU /* FALLTHRU */
#endif
enum workarounds { enum workarounds {
WORKAROUND_NONE, WORKAROUND_NONE,
WORKAROUND_GLX_GET_FB_CONFIGS_BUG, WORKAROUND_GLX_GET_FB_CONFIGS_BUG,