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Imported from ../bash-4.0-rc1.tar.gz.

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This commit is contained in:
Jari Aalto 2009-01-12 13:36:28 +00:00
commit 3185942a52
666 changed files with 188710 additions and 54674 deletions
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38
examples/loadables/Makefile.in
View file

@ -1,21 +1,21 @@
#
# Simple makefile for the sample loadable builtins
#
# Copyright (C) 1996 Free Software Foundation, Inc.
# Copyright (C) 1996-2009 Free Software Foundation, Inc.
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2, or (at your option)
# any later version.
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111 USA.
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
#
# Include some boilerplate Gnu makefile definitions.
prefix = @prefix@
@ -26,6 +26,8 @@ libdir = @libdir@
infodir = @infodir@
includedir = @includedir@
datarootdir = @datarootdir@
topdir = @top_srcdir@
BUILD_DIR = @BUILD_DIR@
srcdir = @srcdir@
@ -68,7 +70,7 @@ CCFLAGS = $(DEFS) $(LOCAL_DEFS) $(LOCAL_CFLAGS) $(CFLAGS)
SHOBJ_CC = @SHOBJ_CC@
SHOBJ_CFLAGS = @SHOBJ_CFLAGS@
SHOBJ_LD = @SHOBJ_LD@
SHOBJ_LDFLAGS = @SHOBJ_LDFLAGS@
SHOBJ_LDFLAGS = @SHOBJ_LDFLAGS@ @LDFLAGS@
SHOBJ_XLDFLAGS = @SHOBJ_XLDFLAGS@
SHOBJ_LIBS = @SHOBJ_LIBS@
SHOBJ_STATUS = @SHOBJ_STATUS@
@ -83,7 +85,7 @@ INC = -I. -I.. -I$(topdir) -I$(topdir)/lib -I$(topdir)/builtins \
ALLPROG = print truefalse sleep pushd finfo logname basename dirname \
tty pathchk tee head mkdir rmdir printenv id whoami \
uname sync push ln unlink cut realpath getconf strftime
uname sync push ln unlink cut realpath getconf strftime mypid
OTHERPROG = necho hello cat
all: $(SHOBJ_STATUS)
@ -186,6 +188,9 @@ realpath: realpath.o
strftime: strftime.o
$(SHOBJ_LD) $(SHOBJ_LDFLAGS) $(SHOBJ_XLDFLAGS) -o $@ strftime.o $(SHOBJ_LIBS)
mypid: mypid.o
$(SHOBJ_LD) $(SHOBJ_LDFLAGS) $(SHOBJ_XLDFLAGS) -o $@ mypid.o $(SHOBJ_LIBS)
# pushd is a special case. We use the same source that the builtin version
# uses, with special compilation options.
#
@ -236,3 +241,4 @@ push.o: push.c
mkdir.o: mkdir.c
realpath.o: realpath.c
strftime.o: strftime.c
mypid.o: mypid.c

3
examples/loadables/basename.c
View file

@ -11,6 +11,7 @@
#include <stdio.h>
#include "builtins.h"
#include "shell.h"
#include "common.h"
basename_builtin (list)
WORD_LIST *list;
@ -90,6 +91,8 @@ basename_builtin (list)
}
char *basename_doc[] = {
"Return non-directory portion of pathname.",
"",
"The STRING is converted to a filename corresponding to the last",
"pathname component in STRING. If the suffix string SUFFIX is",
"supplied, it is removed.",

20
examples/loadables/cat.c
View file

@ -4,6 +4,24 @@
* no options - the way cat was intended
*/
/*
Copyright (C) 1999-2009 Free Software Foundation, Inc.
This file is part of GNU Bash.
Bash is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
Bash is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with Bash. If not, see <http://www.gnu.org/licenses/>.
*/
#include <fcntl.h>
#include <errno.h>
@ -84,6 +102,8 @@ WORD_LIST *list;
}
char *cat_doc[] = {
"Display files.",
"",
"Read each FILE and display it on the standard output. If any",
"FILE is `-' or if no FILE argument is given, the standard input",
"is read.",

3
examples/loadables/cut.c
View file

@ -63,6 +63,7 @@ static const char sccsid[] = "@(#)cut.c 8.3 (Berkeley) 5/4/95";
#include "builtins.h"
#include "shell.h"
#include "bashgetopt.h"
#include "common.h"
#if !defined (errno)
extern int errno;
@ -359,6 +360,8 @@ _cut_strsep(stringp, delim)
}
static char *cut_doc[] = {
"Select portions of lines.",
"",
"Select portions of each line (as specified by LIST) from each FILE",
"(by default, the standard input), and write them to the standard output.",
"Items specified by LIST are either column positions or fields delimited",

21
examples/loadables/dirname.c
View file

@ -2,6 +2,24 @@
/* See Makefile for compilation details. */
/*
Copyright (C) 1999-2009 Free Software Foundation, Inc.
This file is part of GNU Bash.
Bash is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
Bash is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with Bash. If not, see <http://www.gnu.org/licenses/>.
*/
#include "config.h"
#if defined (HAVE_UNISTD_H)
@ -11,6 +29,7 @@
#include <stdio.h>
#include "builtins.h"
#include "shell.h"
#include "common.h"
dirname_builtin (list)
WORD_LIST *list;
@ -78,6 +97,8 @@ dirname_builtin (list)
}
char *dirname_doc[] = {
"Display directory portion of pathname.",
"",
"The STRING is converted to the name of the directory containing",
"the filename corresponding to the last pathname component in STRING.",
(char *)NULL

6
examples/loadables/finfo.c
View file

@ -1,5 +1,8 @@
/*
* finfo - print file info
*
* Chet Ramey
* chet@po.cwru.edu
*/
#ifdef HAVE_CONFIG_H
@ -12,6 +15,7 @@
#include <pwd.h>
#include <grp.h>
#include <errno.h>
#include "posixtime.h"
#include "bashansi.h"
#include "shell.h"
@ -375,6 +379,8 @@ finfo_builtin(list)
}
static char *finfo_doc[] = {
"Display information about file attributes.",
"",
"Display information about each FILE. Only single operators should",
"be supplied. If no options are supplied, a summary of the info",
"available about each FILE is printed. If FILE is of the form",

2
examples/loadables/getconf.c
View file

@ -1343,6 +1343,8 @@ getconf_one(list)
}
static char *getconf_doc[] = {
"Display values of system limits and options.",
"",
"getconf writes the current value of a configurable system limit or",
"option variable to the standard output.",
(char *)NULL

21
examples/loadables/head.c
View file

@ -2,6 +2,24 @@
/* See Makefile for compilation details. */
/*
Copyright (C) 1999-2009 Free Software Foundation, Inc.
This file is part of GNU Bash.
Bash is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
Bash is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with Bash. If not, see <http://www.gnu.org/licenses/>.
*/
#include "config.h"
#include "bashtypes.h"
@ -21,6 +39,7 @@
#include "builtins.h"
#include "shell.h"
#include "bashgetopt.h"
#include "common.h"
#if !defined (errno)
extern int errno;
@ -127,6 +146,8 @@ head_builtin (list)
}
char *head_doc[] = {
"Display lines from beginning of file.",
"",
"Copy the first N lines from the input files to the standard output.",
"N is supplied as an argument to the `-n' option. If N is not given,",
"the first ten lines are copied.",

5
examples/loadables/hello.c
View file

@ -41,8 +41,11 @@ hello_builtin (list)
}
/* An array of strings forming the `long' documentation for a builtin xxx,
which is printed by `help xxx'. It must end with a NULL. */
which is printed by `help xxx'. It must end with a NULL. By convention,
the first line is a short description. */
char *hello_doc[] = {
"Sample builtin.",
"",
"this is the long doc for the sample hello builtin",
(char *)NULL
};

22
examples/loadables/id.c
View file

@ -9,6 +9,24 @@
* uid=xxx(chet) gid=xx groups=aa(aname), bb(bname), cc(cname)
*/
/*
Copyright (C) 1999-2009 Free Software Foundation, Inc.
This file is part of GNU Bash.
Bash is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
Bash is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with Bash. If not, see <http://www.gnu.org/licenses/>.
*/
#include <config.h>
#include <stdio.h>
#include "bashtypes.h"
@ -294,7 +312,9 @@ id_prall (uname)
}
char *id_doc[] = {
"return information about user identity",
"Display information about user."
"",
"Return information about user identity",
(char *)NULL
};

21
examples/loadables/ln.c
View file

@ -2,6 +2,24 @@
/* See Makefile for compilation details. */
/*
Copyright (C) 1999-2009 Free Software Foundation, Inc.
This file is part of GNU Bash.
Bash is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
Bash is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with Bash. If not, see <http://www.gnu.org/licenses/>.
*/
#include "config.h"
#include "bashtypes.h"
@ -18,6 +36,7 @@
#include "builtins.h"
#include "shell.h"
#include "bashgetopt.h"
#include "common.h"
#if !defined (errno)
extern int errno;
@ -186,6 +205,8 @@ dolink (src, dst, flags)
}
char *ln_doc[] = {
"Link files.",
"",
"Create a new directory entry with the same modes as the original",
"file. The -f option means to unlink any existing file, permitting",
"the link to occur. The -s option means to create a symbolic link.",

23
examples/loadables/logname.c
View file

@ -1,5 +1,23 @@
/* logname - print login name of current user */
/*
Copyright (C) 1999-2009 Free Software Foundation, Inc.
This file is part of GNU Bash.
Bash is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
Bash is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with Bash. If not, see <http://www.gnu.org/licenses/>.
*/
#include <config.h>
#if defined (HAVE_UNISTD_H)
@ -11,6 +29,7 @@
#include "builtins.h"
#include "shell.h"
#include "common.h"
#if !defined (errno)
extern int errno;
@ -35,7 +54,9 @@ logname_builtin (list)
}
char *logname_doc[] = {
"write the current user's login name to the standard output",
"Display user login name.",
"",
"Write the current user's login name to the standard output",
"and exit. logname ignores the LOGNAME and USER variables.",
"logname ignores any non-option arguments.",
(char *)NULL

21
examples/loadables/mkdir.c
View file

@ -2,6 +2,24 @@
/* See Makefile for compilation details. */
/*
Copyright (C) 1999-2009 Free Software Foundation, Inc.
This file is part of GNU Bash.
Bash is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
Bash is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with Bash. If not, see <http://www.gnu.org/licenses/>.
*/
#include <config.h>
#include "bashtypes.h"
@ -16,6 +34,7 @@
#include "builtins.h"
#include "shell.h"
#include "bashgetopt.h"
#include "common.h"
#if !defined (errno)
extern int errno;
@ -191,6 +210,8 @@ make_path (path, nmode, parent_mode)
}
char *mkdir_doc[] = {
"Create directories.",
"",
"Make directories. Create the directories named as arguments, in",
"the order specified, using mode rwxrwxrwx as modified by the current",
"umask (see `help umask'). The -m option causes the file permission",

74
examples/loadables/mypid.c Normal file
View file

@ -0,0 +1,74 @@
/* This module should be dynamically loaded with enable -f
* which would create a new builtin named mypid. You'll need
* the source code for GNU bash to recompile this module.
*
* Then, from within bash, enable -f ./mypid enable_mypid, where ./mypid
* is the binary obtained from running make. Hereafter, `${MYPID}'
* is a shell builtin variable.
*/
#include <stdio.h>
#include <errno.h>
#include <string.h>
#include "builtins.h"
#include "shell.h"
#define INIT_DYNAMIC_VAR(var, val, gfunc, afunc) \
do \
{ SHELL_VAR *v = bind_variable (var, (val), 0); \
v->dynamic_value = gfunc; \
v->assign_func = afunc; \
} \
while (0)
static SHELL_VAR *
assign_mypid (
SHELL_VAR *self,
char *value,
arrayind_t unused,
char *key )
{
return (self);
}
static SHELL_VAR *
get_mypid (SHELL_VAR *var)
{
int rv;
char *p;
rv = getpid();
p = itos (rv);
FREE (value_cell (var));
VSETATTR (var, att_integer);
var_setvalue (var, p);
return (var);
}
int
enable_mypid_builtin(WORD_LIST *list)
{
INIT_DYNAMIC_VAR ("MYPID", (char *)NULL, get_mypid, assign_mypid);
return 0;
}
char const *enable_mypid_doc[] = {
"Enable $MYPID.",
"",
"Enables use of the ${MYPID} dynamic variable. ",
"It will yield the current pid of a subshell.",
(char *)0
};
struct builtin enable_mypid_struct = {
"enable_mypid",
enable_mypid_builtin,
BUILTIN_ENABLED,
(char**)(void*)enable_mypid_doc,
"enable_mypid N",
0
};

20
examples/loadables/necho.c
View file

@ -3,6 +3,24 @@
/* Sample builtin to be dynamically loaded with enable -f and replace an
existing builtin. */
/*
Copyright (C) 1999-2009 Free Software Foundation, Inc.
This file is part of GNU Bash.
Bash is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
Bash is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with Bash. If not, see <http://www.gnu.org/licenses/>.
*/
#include <stdio.h>
#include "builtins.h"
#include "shell.h"
@ -17,6 +35,8 @@ WORD_LIST *list;
}
char *necho_doc[] = {
"Display arguments.",
"",
"Print the arguments to the standard ouput separated",
"by space characters and terminated with a newline.",
(char *)NULL

21
examples/loadables/pathchk.c
View file

@ -22,6 +22,24 @@
/* See Makefile for compilation details. */
/*
Copyright (C) 1999-2009 Free Software Foundation, Inc.
This file is part of GNU Bash.
Bash is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
Bash is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with Bash. If not, see <http://www.gnu.org/licenses/>.
*/
#include <config.h>
#include <sys/types.h>
@ -45,6 +63,7 @@
#include "stdc.h"
#include "bashgetopt.h"
#include "maxpath.h"
#include "common.h"
#if !defined (errno)
extern int errno;
@ -112,6 +131,8 @@ pathchk_builtin (list)
}
char *pathchk_doc[] = {
"Check pathnames for validity.",
"",
"Check each pathname argument for validity (i.e., it may be used to",
"create or access a file without casuing syntax errors) and portability",
"(i.e., no filename truncation will result). If the `-p' option is",

34
examples/loadables/perl/Makefile.in
View file

@ -2,31 +2,33 @@
# Makefile for builtin perl interpreter
#
#
# Copyright (C) 1998 Free Software Foundation, Inc.
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2, or (at your option)
# any later version.
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111 USA.
# Copyright (C) 1998 Free Software Foundation, Inc.
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
#
# Include some boilerplate Gnu makefile definitions.
prefix = @prefix@
exec_prefix = @exec_prefix@
bindir = @bindir@
libdir = @libdir@
infodir = @infodir@
includedir = @includedir@
datarootdir = @datarootdir@
topdir = @top_srcdir@
BUILD_DIR = @BUILD_DIR@
srcdir = @srcdir@

22
examples/loadables/print.c
View file

@ -2,6 +2,24 @@
* print -- loadable ksh-93 style print builtin
*/
/*
Copyright (C) 1999-2009 Free Software Foundation, Inc.
This file is part of GNU Bash.
Bash is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
Bash is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with Bash. If not, see <http://www.gnu.org/licenses/>.
*/
#ifdef HAVE_CONFIG_H
# include <config.h>
#endif
@ -17,6 +35,8 @@
#include "builtins.h"
#include "stdc.h"
#include "bashgetopt.h"
#include "builtext.h"
#include "common.h"
#if !defined (errno)
extern int errno;
@ -30,6 +50,8 @@ static FILE *ofp;
extern char *this_command_name;
static char *print_doc[] = {
"Display arguments.",
"",
"Output the arguments. The -f option means to use the argument as a",
"format string as would be supplied to printf(1). The rest of the",
"options are as in ksh.",

23
examples/loadables/printenv.c
View file

@ -5,12 +5,31 @@
*
*/
/*
Copyright (C) 1999-2009 Free Software Foundation, Inc.
This file is part of GNU Bash.
Bash is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
Bash is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with Bash. If not, see <http://www.gnu.org/licenses/>.
*/
#include <config.h>
#include <stdio.h>
#include "builtins.h"
#include "shell.h"
#include "bashgetopt.h"
#include "common.h"
extern char **export_env;
@ -57,7 +76,9 @@ printenv_builtin (list)
}
char *printenv_doc[] = {
"print values of environment variables",
"Display environment.",
"",
"Print names and values of environment variables",
(char *)NULL
};

21
examples/loadables/push.c
View file

@ -3,6 +3,24 @@
*
*/
/*
Copyright (C) 1999-2009 Free Software Foundation, Inc.
This file is part of GNU Bash.
Bash is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
Bash is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with Bash. If not, see <http://www.gnu.org/licenses/>.
*/
#include <config.h>
#include <stdio.h>
#include <errno.h>
@ -11,6 +29,7 @@
#include "shell.h"
#include "jobs.h"
#include "bashgetopt.h"
#include "common.h"
#ifndef errno
extern int errno;
@ -78,6 +97,8 @@ push_builtin (list)
}
char *push_doc[] = {
"Create child shell.",
"",
"Create a child that is an exact duplicate of the running shell",
"and wait for it to exit. The $SHLVL, $!, $$, and $PPID variables",
"are adjusted in the child. The return value is the exit status",

25
examples/loadables/realpath.c
View file

@ -18,6 +18,24 @@
* chet@po.cwru.edu
*/
/*
Copyright (C) 1999-2009 Free Software Foundation, Inc.
This file is part of GNU Bash.
Bash is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
Bash is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with Bash. If not, see <http://www.gnu.org/licenses/>.
*/
#include "config.h"
#include <sys/types.h>
@ -34,6 +52,7 @@
#include "builtins.h"
#include "shell.h"
#include "bashgetopt.h"
#include "common.h"
#ifndef errno
extern int errno;
@ -67,14 +86,14 @@ WORD_LIST *list;
vflag = 1;
break;
default:
usage();
builtin_usage();
}
}
list = loptend;
if (list == 0)
usage();
builtin_usage();
for (es = EXECUTION_SUCCESS; list; list = list->next) {
p = list->word->word;
@ -101,6 +120,8 @@ WORD_LIST *list;
}
char *realpath_doc[] = {
"Display pathname in canonical form.",
"",
"Display the canonicalized version of each PATHNAME argument, resolving",
"symbolic links. The -c option checks whether or not each resolved name",
"exists. The -s option produces no output; the exit status determines the",

21
examples/loadables/rmdir.c
View file

@ -2,12 +2,31 @@
/* See Makefile for compilation details. */
/*
Copyright (C) 1999-2009 Free Software Foundation, Inc.
This file is part of GNU Bash.
Bash is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
Bash is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with Bash. If not, see <http://www.gnu.org/licenses/>.
*/
#include "config.h"
#include <stdio.h>
#include <errno.h>
#include "builtins.h"
#include "shell.h"
#include "common.h"
#if !defined (errno)
extern int errno;
@ -33,6 +52,8 @@ rmdir_builtin (list)
}
char *rmdir_doc[] = {
"Remove directory.",
"",
"rmdir removes the directory entry specified by each argument,",
"provided the directory is empty.",
(char *)NULL

95
examples/loadables/sleep.c
View file

@ -3,6 +3,25 @@
*
* usage: sleep seconds[.fraction]
*/
/*
Copyright (C) 1999-2009 Free Software Foundation, Inc.
This file is part of GNU Bash.
Bash is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
Bash is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with Bash. If not, see <http://www.gnu.org/licenses/>.
*/
#include "config.h"
#include "bashtypes.h"
@ -27,6 +46,7 @@
#include "shell.h"
#include "builtins.h"
#include "common.h"
#define RETURN(x) \
do { \
@ -35,77 +55,6 @@
return (x); \
} while (0)
#if defined (HAVE_TIMEVAL) && defined (HAVE_SELECT)
static int
fsleep(sec, usec)
long sec, usec;
{
struct timeval tv;
tv.tv_sec = sec;
tv.tv_usec = usec;
return select(0, (fd_set *)0, (fd_set *)0, (fd_set *)0, &tv);
}
#else /* !HAVE_TIMEVAL || !HAVE_SELECT */
static int
fsleep(sec, usec)
long sec, usec;
{
if (usec >= 500000) /* round */
sec++;
return (sleep(sec));
}
#endif /* !HAVE_TIMEVAL || !HAVE_SELECT */
/*
* An incredibly simplistic floating point converter.
*/
static int multiplier[7] = { 1, 100000, 10000, 1000, 100, 10, 1 };
static int
convert(s, sp, usp)
char *s;
long *sp, *usp;
{
int n;
long sec, usec;
char *p;
sec = usec = 0;
#define DECIMAL '.'
for (p = s; p && *p; p++) {
if (*p == DECIMAL) /* decimal point */
break;
if (DIGIT(*p) == 0)
RETURN(0);
sec = (sec * 10) + (*p - '0');
}
if (*p == 0)
RETURN(1);
if (*p == DECIMAL)
p++;
/* Look for up to six digits past a decimal point. */
for (n = 0; n < 6 && p[n]; n++) {
if (DIGIT(p[n]) == 0)
RETURN(0);
usec = (usec * 10) + (p[n] - '0');
}
/* Now convert to millionths */
usec *= multiplier[n];
if (n == 6 && p[6] >= '5' && p[6] <= '9')
usec++; /* round up 1 */
RETURN(1);
}
int
sleep_builtin (list)
WORD_LIST *list;
@ -122,7 +71,7 @@ WORD_LIST *list;
return (EX_USAGE);
}
if (convert(list->word->word, &sec, &usec)) {
if (uconvert(list->word->word, &sec, &usec)) {
fsleep(sec, usec);
return(EXECUTION_SUCCESS);
}
@ -132,6 +81,8 @@ WORD_LIST *list;
}
static char *sleep_doc[] = {
"Suspend execution for specified period.",
""
"sleep suspends execution for a minimum of SECONDS[.FRACTION] seconds.",
(char *)NULL
};

20
examples/loadables/strftime.c
View file

@ -2,6 +2,24 @@
/* See Makefile for compilation details. */
/*
Copyright (C) 1999-2009 Free Software Foundation, Inc.
This file is part of GNU Bash.
Bash is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
Bash is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with Bash. If not, see <http://www.gnu.org/licenses/>.
*/
#include <config.h>
#if defined (HAVE_UNISTD_H)
@ -85,6 +103,8 @@ strftime_builtin (list)
/* An array of strings forming the `long' documentation for a builtin xxx,
which is printed by `help xxx'. It must end with a NULL. */
char *strftime_doc[] = {
"Display formatted time.",
"",
"Converts date and time format to a string and displays it on the",
"standard output. If the optional second argument is supplied, it",
"is used as the number of seconds since the epoch to use in the",

22
examples/loadables/sync.c
View file

@ -1,5 +1,23 @@
/* sync - sync the disks by forcing pending filesystem writes to complete */
/*
Copyright (C) 1999-2009 Free Software Foundation, Inc.
This file is part of GNU Bash.
Bash is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
Bash is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with Bash. If not, see <http://www.gnu.org/licenses/>.
*/
#include <config.h>
#ifdef HAVE_UNISTD_H
@ -18,7 +36,9 @@ sync_builtin (list)
}
char *sync_doc[] = {
"force completion of pending disk writes",
"Sync disks.",
""
"Force completion of pending disk writes",
(char *)NULL
};

21
examples/loadables/tee.c
View file

@ -2,6 +2,24 @@
/* See Makefile for compilation details. */
/*
Copyright (C) 1999-2009 Free Software Foundation, Inc.
This file is part of GNU Bash.
Bash is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
Bash is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with Bash. If not, see <http://www.gnu.org/licenses/>.
*/
#include "config.h"
#include "bashtypes.h"
@ -22,6 +40,7 @@
#include "builtins.h"
#include "shell.h"
#include "bashgetopt.h"
#include "common.h"
#if !defined (errno)
extern int errno;
@ -140,6 +159,8 @@ tee_builtin (list)
}
char *tee_doc[] = {
"Duplicate standard output.",
"",
"Copy standard input to standard output, making a copy in each",
"filename argument. If the `-a' option is gived, the specified",
"files are appended to, otherwise they are overwritten. If the",

3
examples/loadables/template.c
View file

@ -43,6 +43,9 @@ template_builtin (list)
}
char *template_doc[] = {
"Short description.",
""
"Longer description of builtin and usage.",
(char *)NULL
};

25
examples/loadables/truefalse.c
View file

@ -1,8 +1,29 @@
/* true and false builtins */
/*
Copyright (C) 1999-2009 Free Software Foundation, Inc.
This file is part of GNU Bash.
Bash is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
Bash is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with Bash. If not, see <http://www.gnu.org/licenses/>.
*/
#include <config.h>
#include "bashtypes.h"
#include "shell.h"
#include "builtins.h"
#include "common.h"
true_builtin (list)
WORD_LIST *list;
@ -17,11 +38,15 @@ false_builtin (list)
}
static char *true_doc[] = {
"Exit successfully.",
"",
"Return a successful result.",
(char *)NULL
};
static char *false_doc[] = {
"Exit unsuccessfully.",
"",
"Return an unsuccessful result.",
(char *)NULL
};

21
examples/loadables/tty.c
View file

@ -2,12 +2,31 @@
/* See Makefile for compilation details. */
/*
Copyright (C) 1999-2009 Free Software Foundation, Inc.
This file is part of GNU Bash.
Bash is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
Bash is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with Bash. If not, see <http://www.gnu.org/licenses/>.
*/
#include "config.h"
#include <stdio.h>
#include "builtins.h"
#include "shell.h"
#include "bashgetopt.h"
#include "common.h"
extern char *ttyname ();
@ -40,6 +59,8 @@ tty_builtin (list)
}
char *tty_doc[] = {
"Display terminal name.",
"",
"tty writes the name of the terminal that is opened for standard",
"input to standard output. If the `-s' option is supplied, nothing",
"is written; the exit status determines whether or not the standard",

23
examples/loadables/uname.c
View file

@ -5,6 +5,24 @@
*
*/
/*
Copyright (C) 1999-2009 Free Software Foundation, Inc.
This file is part of GNU Bash.
Bash is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
Bash is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with Bash. If not, see <http://www.gnu.org/licenses/>.
*/
#include <config.h>
#include <stdio.h>
@ -27,6 +45,7 @@ struct utsname {
#include "builtins.h"
#include "shell.h"
#include "bashgetopt.h"
#include "common.h"
#define FLAG_SYSNAME 0x01 /* -s */
#define FLAG_NODENAME 0x02 /* -n */
@ -125,7 +144,9 @@ uprint (flag, info)
}
char *uname_doc[] = {
"display information about the system",
"Display system information.",
"",
"Display information about the system hardware and OS.",
(char *)NULL
};

21
examples/loadables/unlink.c
View file

@ -3,6 +3,24 @@
/* Should only be used to remove directories by a superuser prepared to let
fsck clean up the file system. */
/*
Copyright (C) 1999-2009 Free Software Foundation, Inc.
This file is part of GNU Bash.
Bash is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
Bash is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with Bash. If not, see <http://www.gnu.org/licenses/>.
*/
#include <config.h>
#ifdef HAVE_UNISTD_H
@ -14,6 +32,7 @@
#include "builtins.h"
#include "shell.h"
#include "common.h"
#ifndef errno
extern int errno;
@ -39,6 +58,8 @@ unlink_builtin (list)
char *unlink_doc[] = {
"Remove a directory entry.",
"",
"Forcibly remove a directory entry, even if it's a directory.",
(char *)NULL
};

23
examples/loadables/whoami.c
View file

@ -2,12 +2,31 @@
* whoami - print out username of current user
*/
/*
Copyright (C) 1999-2009 Free Software Foundation, Inc.
This file is part of GNU Bash.
Bash is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
Bash is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with Bash. If not, see <http://www.gnu.org/licenses/>.
*/
#include <config.h>
#include <stdio.h>
#include "builtins.h"
#include "shell.h"
#include "bashgetopt.h"
#include "common.h"
whoami_builtin (list)
WORD_LIST *list;
@ -38,7 +57,9 @@ whoami_builtin (list)
}
char *whoami_doc[] = {
"display name of current user",
"Print user name",
"",
"Display name of current user.",
(char *)NULL
};