aaa0709e7
Denys Vlasenko
2020-10-01
Subject
libbb: do not open-code __errno_location() call
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libbb/appletlib.c+6 -1
| @@ -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; | |