35 lines
989 B
C
35 lines
989 B
C
/* bashjmp.h -- wrapper for setjmp.h with necessary bash definitions. */
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#ifndef _BASHJMP_H_
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#define _BASHJMP_H_
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#include <setjmp.h>
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/* This *must* be included *after* config.h */
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#if defined (HAVE_POSIX_SIGSETJMP)
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# define procenv_t sigjmp_buf
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# undef setjmp
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# define setjmp(x) sigsetjmp((x), 1)
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# undef longjmp
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# define longjmp(x, n) siglongjmp((x), (n))
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#else
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# define procenv_t jmp_buf
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#endif
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extern procenv_t top_level;
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extern procenv_t subshell_top_level;
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extern procenv_t return_catch; /* used by `return' builtin */
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#define SHFUNC_RETURN() longjmp (return_catch, 1)
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#define COPY_PROCENV(old, save) \
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xbcopy ((char *)old, (char *)save, sizeof (procenv_t));
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/* Values for the second argument to longjmp/siglongjmp. */
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#define NOT_JUMPED 0 /* Not returning from a longjmp. */
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#define FORCE_EOF 1 /* We want to stop parsing. */
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#define DISCARD 2 /* Discard current command. */
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#define EXITPROG 3 /* Unconditionally exit the program now. */
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#endif /* _BASHJMP_H_ */
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