projects
/
musl
/ commitdiff
commit
grep
author
committer
pickaxe
?
search:
re
summary
|
shortlog
|
log
|
commit
| commitdiff |
tree
raw
|
patch
|
inline
| side by side (parent:
ea81c06
)
fix missing argument in variadic syscall macros
author
Rich Felker
<dalias@aerifal.cx>
Wed, 17 Jul 2013 14:43:04 +0000
(10:43 -0400)
committer
Rich Felker
<dalias@aerifal.cx>
Wed, 17 Jul 2013 14:43:04 +0000
(10:43 -0400)
for 0-argument syscalls (1 argument to the macro, the syscall number),
the __SYSCALL_NARGS_X macro's ... argument was not satisfied. newer
compilers seem to care about this.
src/internal/syscall.h
patch
|
blob
|
history
diff --git
a/src/internal/syscall.h
b/src/internal/syscall.h
index
7381efe
..
8eebe71
100644
(file)
--- a/
src/internal/syscall.h
+++ b/
src/internal/syscall.h
@@
-19,7
+19,7
@@
long __syscall_ret(unsigned long), __syscall(long, ...),
#define __syscall7(n,a,b,c,d,e,f,g) (__syscall)(n,(long)(a),(long)(b),(long)(c),(long)(d),(long)(e),(long)(f),(long)g)
#define __SYSCALL_NARGS_X(a,b,c,d,e,f,g,h,n,...) n
#define __syscall7(n,a,b,c,d,e,f,g) (__syscall)(n,(long)(a),(long)(b),(long)(c),(long)(d),(long)(e),(long)(f),(long)g)
#define __SYSCALL_NARGS_X(a,b,c,d,e,f,g,h,n,...) n
-#define __SYSCALL_NARGS(...) __SYSCALL_NARGS_X(__VA_ARGS__,7,6,5,4,3,2,1,0)
+#define __SYSCALL_NARGS(...) __SYSCALL_NARGS_X(__VA_ARGS__,7,6,5,4,3,2,1,0
,
)
#define __SYSCALL_CONCAT_X(a,b) a##b
#define __SYSCALL_CONCAT(a,b) __SYSCALL_CONCAT_X(a,b)
#define __SYSCALL_DISP(b,...) __SYSCALL_CONCAT(b,__SYSCALL_NARGS(__VA_ARGS__))(__VA_ARGS__)
#define __SYSCALL_CONCAT_X(a,b) a##b
#define __SYSCALL_CONCAT(a,b) __SYSCALL_CONCAT_X(a,b)
#define __SYSCALL_DISP(b,...) __SYSCALL_CONCAT(b,__SYSCALL_NARGS(__VA_ARGS__))(__VA_ARGS__)