ndk-busybox/shell/shell_common.h
Denys Vlasenko d8bd7012a3 hush: fix "export PS1=xyz" and "local PS1=xyz" messing up prompt
function                                             old     new   delta
helper_export_local                                  215     253     +38
leave_var_nest_level                                 107     127     +20
run_pipe                                            1840    1857     +17
handle_changed_special_names                         101     105      +4
shell_builtin_read                                  1399    1398      -1
done_word                                            767     766      -1
parse_stream                                        2249    2245      -4
set_local_var                                        437     430      -7
is_well_formed_var_name                               66       -     -66
------------------------------------------------------------------------------
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   text	   data	    bss	    dec	    hex	filename
 952376	    485	   7296	 960157	  ea69d	busybox_old
 952400	    485	   7296	 960181	  ea6b5	busybox_unstripped

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2019-05-14 18:56:04 +02:00

60 lines
1.5 KiB
C

/* vi: set sw=4 ts=4: */
/*
* Adapted from ash applet code
*
* This code is derived from software contributed to Berkeley by
* Kenneth Almquist.
*
* Copyright (c) 1989, 1991, 1993, 1994
* The Regents of the University of California. All rights reserved.
*
* Copyright (c) 1997-2005 Herbert Xu <herbert@gondor.apana.org.au>
* was re-ported from NetBSD and debianized.
*
* Copyright (c) 2010 Denys Vlasenko
* Split from ash.c
*
* Licensed under GPLv2 or later, see file LICENSE in this source tree.
*/
#ifndef SHELL_COMMON_H
#define SHELL_COMMON_H 1
PUSH_AND_SET_FUNCTION_VISIBILITY_TO_HIDDEN
extern const char defifsvar[] ALIGN1; /* "IFS= \t\n" */
#define defifs (defifsvar + 4)
extern const char defoptindvar[] ALIGN1; /* "OPTIND=1" */
/* Builtins */
struct builtin_read_params {
int read_flags;
void FAST_FUNC (*setvar)(const char *name, const char *val);
char **argv;
const char *ifs;
const char *opt_n;
const char *opt_p;
const char *opt_t;
const char *opt_u;
const char *opt_d;
};
enum {
BUILTIN_READ_SILENT = 1 << 0,
BUILTIN_READ_RAW = 1 << 1,
};
//TODO? do not provide bashisms if not asked for:
//#if !ENABLE_HUSH_BASH_COMPAT && !ENABLE_ASH_BASH_COMPAT
//#define shell_builtin_read(setvar,argv,ifs,read_flags,n,p,t,u,d)
// shell_builtin_read(setvar,argv,ifs,read_flags)
//#endif
const char* FAST_FUNC
shell_builtin_read(struct builtin_read_params *params);
int FAST_FUNC
shell_builtin_ulimit(char **argv);
POP_SAVED_FUNCTION_VISIBILITY
#endif