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| author | Denys Vlasenko <vda.linux@googlemail.com> | 2020-10-01 01:44:26 +0200 |
|---|---|---|
| committer | Denys Vlasenko <vda.linux@googlemail.com> | 2020-10-01 01:44:26 +0200 |
| commit | aaa0709e7b39d0dc22ac92443a86c84eaff58679 (patch) | |
| tree | 40504c5faddf67136d385b922b1462b0bbd50755 | |
| parent | 841878e7eeb8861aa1b6f94436b8dcf3b064d1e4 (diff) | |
| download | busybox-aaa0709e7b39d0dc22ac92443a86c84eaff58679.tar.gz | |
libbb: do not open-code __errno_location() call
Thanks dalias!
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
| -rw-r--r-- | libbb/appletlib.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/libbb/appletlib.c b/libbb/appletlib.c index 717c63649..5f59f1273 100644 --- a/libbb/appletlib.c +++ b/libbb/appletlib.c @@ -25,6 +25,11 @@ * * FEATURE_INSTALLER or FEATURE_SUID will still link printf routines in. :( */ + +/* Define this accessor before we #define "errno" our way */ +#include <errno.h> +static inline int *get_perrno(void) { return &errno; } + #include "busybox.h" #if !(defined(__FreeBSD__) || defined(__OpenBSD__) || defined(__NetBSD__) \ @@ -304,7 +309,7 @@ void lbb_prepare(const char *applet IF_FEATURE_INDIVIDUAL(, char **argv)) { #ifdef bb_cached_errno_ptr - (*(int **)not_const_pp(&bb_errno)) = __errno_location(); + (*(int **)not_const_pp(&bb_errno)) = get_perrno(); barrier(); #endif applet_name = applet; |