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shell_common.h 1.5 KB

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  1. /* vi: set sw=4 ts=4: */
  2. /*
  3. * Adapted from ash applet code
  4. *
  5. * This code is derived from software contributed to Berkeley by
  6. * Kenneth Almquist.
  7. *
  8. * Copyright (c) 1989, 1991, 1993, 1994
  9. * The Regents of the University of California. All rights reserved.
  10. *
  11. * Copyright (c) 1997-2005 Herbert Xu <herbert@gondor.apana.org.au>
  12. * was re-ported from NetBSD and debianized.
  13. *
  14. * Copyright (c) 2010 Denys Vlasenko
  15. * Split from ash.c
  16. *
  17. * Licensed under GPLv2 or later, see file LICENSE in this source tree.
  18. */
  19. #ifndef SHELL_COMMON_H
  20. #define SHELL_COMMON_H 1
  21. PUSH_AND_SET_FUNCTION_VISIBILITY_TO_HIDDEN
  22. extern const char defifsvar[] ALIGN1; /* "IFS= \t\n" */
  23. #define defifs (defifsvar + 4)
  24. extern const char defoptindvar[] ALIGN1; /* "OPTIND=1" */
  25. int FAST_FUNC is_well_formed_var_name(const char *s, char terminator);
  26. /* Builtins */
  27. enum {
  28. BUILTIN_READ_SILENT = 1 << 0,
  29. BUILTIN_READ_RAW = 1 << 1,
  30. };
  31. //TODO? do not provide bashisms if not asked for:
  32. //#if !ENABLE_HUSH_BASH_COMPAT && !ENABLE_ASH_BASH_COMPAT
  33. //#define shell_builtin_read(setvar,argv,ifs,read_flags,n,p,t,u,d)
  34. // shell_builtin_read(setvar,argv,ifs,read_flags)
  35. //#endif
  36. const char* FAST_FUNC
  37. shell_builtin_read(void FAST_FUNC (*setvar)(const char *name, const char *val),
  38. char **argv,
  39. const char *ifs,
  40. int read_flags,
  41. const char *opt_n,
  42. const char *opt_p,
  43. const char *opt_t,
  44. const char *opt_u,
  45. const char *opt_d
  46. );
  47. int FAST_FUNC
  48. shell_builtin_ulimit(char **argv);
  49. POP_SAVED_FUNCTION_VISIBILITY
  50. #endif