bsd-user: export get_errno and is_error from syscall.c

Make get_errno and is_error global so files other than syscall.c can use
them.

Signed-off-by: Warner Losh <imp@bsdimp.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: Kyle Evans <kevans@FreeBSD.org>

2 files changed, 9 insertions, 5 deletions

diff --git a/bsd-user/qemu.h b/bsd-user/qemu.h
index 522d6c4031..3b8475394c 100644
--- a/bsd-user/qemu.h
+++ b/bsd-user/qemu.h
@@ -235,6 +235,10 @@ extern unsigned long target_dflssiz;
 extern unsigned long target_maxssiz;
 extern unsigned long target_sgrowsiz;
 
+/* syscall.c */
+abi_long get_errno(abi_long ret);
+bool is_error(abi_long ret);
+
 /* user access */
 
 #define VERIFY_READ  PAGE_READ
diff --git a/bsd-user/syscall.c b/bsd-user/syscall.c
index 372836d44d..2fd2ba8330 100644
--- a/bsd-user/syscall.c
+++ b/bsd-user/syscall.c
@@ -33,18 +33,18 @@
 static abi_ulong target_brk;
 static abi_ulong target_original_brk;
 
-static inline abi_long get_errno(abi_long ret)
+abi_long get_errno(abi_long ret)
 {
-    if (ret == -1)
+    if (ret == -1) {
         /* XXX need to translate host -> target errnos here */
         return -(errno);
-    else
-        return ret;
+    }
+    return ret;
 }
 
 #define target_to_host_bitmask(x, tbl) (x)
 
-static inline int is_error(abi_long ret)
+bool is_error(abi_long ret)
 {
     return (abi_ulong)ret >= (abi_ulong)(-4096);
 }