diff options
Diffstat (limited to 'libc/misc/internals/__uClibc_main.c')
| -rw-r--r-- | libc/misc/internals/__uClibc_main.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/libc/misc/internals/__uClibc_main.c b/libc/misc/internals/__uClibc_main.c index 088754ecc..827d82e5f 100644 --- a/libc/misc/internals/__uClibc_main.c +++ b/libc/misc/internals/__uClibc_main.c @@ -12,6 +12,7 @@ #include <stdlib.h> #include <unistd.h> +#include <errno.h> /* * Prototypes. @@ -62,6 +63,13 @@ void __uClibc_main(int argc, char **argv, char **envp) __init_stdio(); /* + * Note: It is possible that any initialization done above could + * have resulted in errno being set nonzero, so set it to 0 before + * we call main. + */ + errno = 0; + + /* * Finally, invoke application's main and then exit. */ exit(main(argc, argv, envp)); @@ -69,6 +77,8 @@ void __uClibc_main(int argc, char **argv, char **envp) /* * Declare the __environ global variable and create a weak alias environ. + * Note: Apparently we must initialize __environ for the weak environ + * symbol to be included. */ char **__environ = 0; |