From ccc6cda312fea9f0468ee65b8f368e9653e1380b Mon Sep 17 00:00:00 2001 From: Jari Aalto Date: Mon, 23 Dec 1996 17:02:34 +0000 Subject: Imported from ../bash-2.0.tar.gz. --- bashjmp.h | 35 +++++++++++++++++++++++++++++++++++ 1 file changed, 35 insertions(+) create mode 100644 bashjmp.h (limited to 'bashjmp.h') diff --git a/bashjmp.h b/bashjmp.h new file mode 100644 index 0000000..82dd41f --- /dev/null +++ b/bashjmp.h @@ -0,0 +1,35 @@ +/* bashjmp.h -- wrapper for setjmp.h with necessary bash definitions. */ + +#ifndef _BASHJMP_H_ +#define _BASHJMP_H_ + +#include + +/* This *must* be included *after* config.h */ + +#if defined (HAVE_POSIX_SIGSETJMP) +# define procenv_t sigjmp_buf +# undef setjmp +# define setjmp(x) sigsetjmp((x), 1) +# undef longjmp +# define longjmp(x, n) siglongjmp((x), (n)) +#else +# define procenv_t jmp_buf +#endif + +extern procenv_t top_level; +extern procenv_t subshell_top_level; +extern procenv_t return_catch; /* used by `return' builtin */ + +#define SHFUNC_RETURN() longjmp (return_catch, 1) + +#define COPY_PROCENV(old, save) \ + xbcopy ((char *)old, (char *)save, sizeof (procenv_t)); + +/* Values for the second argument to longjmp/siglongjmp. */ +#define NOT_JUMPED 0 /* Not returning from a longjmp. */ +#define FORCE_EOF 1 /* We want to stop parsing. */ +#define DISCARD 2 /* Discard current command. */ +#define EXITPROG 3 /* Unconditionally exit the program now. */ + +#endif /* _BASHJMP_H_ */ -- cgit v1.2.3