fix integer overflow in WIFSTOPPED macro

[musl] / arch / arm / bits / signal.h

diff --git a/arch/arm/bits/signal.h b/arch/arm/bits/signal.h
index 190b1d6..3c78985 100644 (file)
--- a/arch/arm/bits/signal.h
+++ b/arch/arm/bits/signal.h
@@ -1,9 +1,14 @@
 #if defined(_POSIX_SOURCE) || defined(_POSIX_C_SOURCE) \
  || defined(_XOPEN_SOURCE) || defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
 
+#if defined(_XOPEN_SOURCE) || defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
+#define MINSIGSTKSZ 2048
+#define SIGSTKSZ 8192
+#endif
+
 #if defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
-typedef struct sigcontext
-{
+typedef int greg_t, gregset_t[18];
+typedef struct sigcontext {
        unsigned long trap_no, error_code, oldmask;
        unsigned long arm_r0, arm_r1, arm_r2, arm_r3;
        unsigned long arm_r4, arm_r5, arm_r6, arm_r7;
@@ -17,6 +22,12 @@ typedef struct {
 } mcontext_t;
 #endif
 
+struct sigaltstack {
+       void *ss_sp;
+       int ss_flags;
+       size_t ss_size;
+};
+
 typedef struct __ucontext {
        unsigned long uc_flags;
        struct __ucontext *uc_link;
@@ -43,6 +54,7 @@ typedef struct __ucontext {
 #define SIGILL    4
 #define SIGTRAP   5
 #define SIGABRT   6
+#define SIGIOT    SIGABRT
 #define SIGBUS    7
 #define SIGFPE    8
 #define SIGKILL   9