diff options
Diffstat (limited to 'src/setjmp/setjmp.c')
| -rw-r--r-- | src/setjmp/setjmp.c | 23 |
1 files changed, 12 insertions, 11 deletions
diff --git a/src/setjmp/setjmp.c b/src/setjmp/setjmp.c index c578d2a9..a297dd6f 100644 --- a/src/setjmp/setjmp.c +++ b/src/setjmp/setjmp.c @@ -1,32 +1,33 @@ #include <setjmp.h> +/** save program state **/ + int setjmp(jmp_buf env) { - extern int __setjmp(jmp_buf); + (void)env; + /* extern int setjmp(jmp_buf); */ /* RETURN(0, the environment has been saved by THIS()) RETURN(NONZERO, the environment has been restored by FUNCTION(longjmp)) */ - return __setjmp(env); + return 0; /* setjmp(env); */ } -/** save program state **/ - /*** saves the current state of the calling environment in the TYPEDEF(jmp_buf) ARGUMENT(env). ***/ -/* CONSTRAINT: entire controlling expression of a selection or iteration statement */ -/* CONSTRAINT: one operand of a relational or equality operator which is the entire controlling expression of a selction or iteration statement */ -/* CONSTRAINT: the operand of a unary ! as the entire controlling expression of a selection or iteration statement */ -/* CONSTRAINT: an entire expression statement */ - /* +CONSTRAINT: entire controlling expression of a selection or iteration statement +CONSTRAINT: one operand of a relational or equality operator which is the entire controlling expression of a selction or iteration statement +CONSTRAINT: the operand of a unary ! as the entire controlling expression of a selection or iteration statement +CONSTRAINT: an entire expression statement + UNSPECIFIED(Whether THIS() is a macro or identifier with external linkage) + UNDEFINED(A macro definition of THIS() is suppressed in order to access an actual function) UNDEFINED(A program defines an external identifier named LITERAL(setjmp)) -*/ -/* + STDC(1) */ |