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[ARM] Fix breakage when host != target

Message ID 1320234019-29005-2-git-send-email-ken.werner@linaro.org
State Accepted
Commit 25aeae9adf3c55fb38752434d948ebc42f3ea465
Headers show

Commit Message

Ken Werner Nov. 2, 2011, 11:40 a.m. UTC 
Define the sigreturn syscall numbers instead of including on <sys/syscall.h>.

Signed-off-by: Ken Werner <ken.werner@linaro.org>
---
 src/arm/Gis_signal_frame.c |   20 ++++++++++++--------
 1 files changed, 12 insertions(+), 8 deletions(-)
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Patch

diff --git a/src/arm/Gis_signal_frame.c b/src/arm/Gis_signal_frame.c
index 284289f..e2e8cd6 100644
--- a/src/arm/Gis_signal_frame.c
+++ b/src/arm/Gis_signal_frame.c
@@ -27,20 +27,24 @@  WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.  */
 #include "unwind_i.h"
 
 #ifdef __linux__
-#include <sys/syscall.h>
+#define ARM_NR_sigreturn 119
+#define ARM_NR_rt_sigreturn 173
+#define ARM_NR_OABI_SYSCALL_BASE 0x900000
 
 /* ARM EABI sigreturn (the syscall number is loaded into r7) */
-#define MOV_R7_SIGRETURN (0xe3a07000UL | __NR_sigreturn)
-#define MOV_R7_RT_SIGRETURN (0xe3a07000UL | __NR_rt_sigreturn)
+#define MOV_R7_SIGRETURN (0xe3a07000UL | ARM_NR_sigreturn)
+#define MOV_R7_RT_SIGRETURN (0xe3a07000UL | ARM_NR_rt_sigreturn)
 
 /* ARM OABI sigreturn (using SWI) */
-#define ARM_SIGRETURN (0xef000000UL |(__NR_sigreturn)|(__NR_OABI_SYSCALL_BASE))
-#define ARM_RT_SIGRETURN (0xef000000UL |(__NR_rt_sigreturn)|(__NR_OABI_SYSCALL_BASE))
+#define ARM_SIGRETURN \
+  (0xef000000UL | ARM_NR_sigreturn | ARM_NR_OABI_SYSCALL_BASE)
+#define ARM_RT_SIGRETURN \
+  (0xef000000UL | ARM_NR_rt_sigreturn | ARM_NR_OABI_SYSCALL_BASE)
 
 /* Thumb sigreturn (two insns, syscall number is loaded into r7) */
-#define THUMB_SIGRETURN (0xdf00UL  << 16 | 0x2700 | __NR_sigreturn)
-#define THUMB_RT_SIGRETURN (0xdf00UL  << 16 | 0x2700 | __NR_rt_sigreturn)
-#endif
+#define THUMB_SIGRETURN (0xdf00UL << 16 | 0x2700 | ARM_NR_sigreturn)
+#define THUMB_RT_SIGRETURN (0xdf00UL << 16 | 0x2700 | ARM_NR_rt_sigreturn)
+#endif /* __linux__ */
 
 /* Returns 1 in case of a non-RT signal frame and 2 in case of a RT signal
    frame. */