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Make SIGRTMIN hide the real-time signals we use internally.

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__SIGRTMIN will continue to tell the truth. This matches glibc's
behavior (as evidenced by the fact that we don't need a special case
in the strsignal test now).

Change-Id: I1abe1681d516577afa8cd39c837ef12467f68dd2
This commit is contained in:
Elliott Hughes
2014-04-30 09:45:40 -07:00
parent 77473e4085
commit 0990d4fda8
12 changed files with 111 additions and 14 deletions
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3
libc/kernel/tools/defaults.py
View File

@@ -63,6 +63,9 @@ kernel_token_replacements = {
# The kernel's _NSIG/NSIG are one less than the userspace value, so we need to move them aside.
"_NSIG": "_KERNEL__NSIG",
"NSIG": "_KERNEL_NSIG",
# The kernel's SIGRTMIN/SIGRTMAX are absolute limits; userspace steals a few.
"SIGRTMIN": "__SIGRTMIN",
"SIGRTMAX": "__SIGRTMAX",
}
# this is the set of known static inline functions that we want to keep

4
libc/kernel/uapi/asm-arm/asm/signal.h
View File

@@ -66,8 +66,8 @@ typedef unsigned long sigset_t;
#define SIGSYS 31
#define SIGUNUSED 31
/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
#define SIGRTMIN 32
#define SIGRTMAX _KERNEL__NSIG
#define __SIGRTMIN 32
#define __SIGRTMAX _KERNEL__NSIG
#define SIGSWI 32
#define SA_NOCLDSTOP 0x00000001
/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */

4
libc/kernel/uapi/asm-generic/signal.h
View File

@@ -66,9 +66,9 @@
#define SIGSYS 31
#define SIGUNUSED 31
/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
#define SIGRTMIN 32
#define __SIGRTMIN 32
#ifndef SIGRTMAX
#define SIGRTMAX _KERNEL__NSIG
#define __SIGRTMAX _KERNEL__NSIG
#endif
/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
#define SA_NOCLDSTOP 0x00000001

4
libc/kernel/uapi/asm-mips/asm/signal.h
View File

@@ -71,8 +71,8 @@ typedef unsigned long old_sigset_t;
#define SIGXCPU 30
#define SIGXFSZ 31
/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
#define SIGRTMIN 32
#define SIGRTMAX _KERNEL__NSIG
#define __SIGRTMIN 32
#define __SIGRTMAX _KERNEL__NSIG
#define SA_ONSTACK 0x08000000
#define SA_RESETHAND 0x80000000
/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */

4
libc/kernel/uapi/asm-x86/asm/signal.h
View File

@@ -71,8 +71,8 @@ typedef unsigned long sigset_t;
#define SIGSYS 31
#define SIGUNUSED 31
/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
#define SIGRTMIN 32
#define SIGRTMAX _KERNEL__NSIG
#define __SIGRTMIN 32
#define __SIGRTMAX _KERNEL__NSIG
#define SA_NOCLDSTOP 0x00000001u
#define SA_NOCLDWAIT 0x00000002u
/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */