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bash-5.1 distribution sources and documentation

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This commit is contained in:
Chet Ramey
2020-12-06 15:51:17 -05:00
parent 36f2c406ff
commit 8868edaf22
828 changed files with 94641 additions and 56509 deletions
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2
include/posixdir.h
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@@ -46,7 +46,7 @@
# define D_NAMLEN(d) ((d)->d_namlen)
#endif /* !HAVE_DIRENT_H */
/* The bash code fairly consistenly uses d_fileno; make sure it's available */
/* The bash code fairly consistently uses d_fileno; make sure it's available */
#if defined (HAVE_STRUCT_DIRENT_D_INO) && !defined (HAVE_STRUCT_DIRENT_D_FILENO)
# define d_fileno d_ino
#endif

22
include/posixstat.h
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@@ -1,7 +1,7 @@
/* posixstat.h -- Posix stat(2) definitions for systems that
don't have them. */
/* Copyright (C) 1987,1991 Free Software Foundation, Inc.
/* Copyright (C) 1987-2019 Free Software Foundation, Inc.
This file is part of GNU Bash, the Bourne Again SHell.
@@ -132,6 +132,26 @@
# define S_IRWXU (S_IRUSR | S_IWUSR | S_IXUSR)
# define S_IRWXG (S_IRGRP | S_IWGRP | S_IXGRP)
# define S_IRWXO (S_IROTH | S_IWOTH | S_IXOTH)
#else /* !S_IRWXU */
/* S_IRWXU is defined, but "group" and "other" bits might not be
(happens in certain versions of MinGW). */
# if !defined (S_IRGRP)
# define S_IRGRP (S_IREAD >> 3) /* read, group */
# define S_IWGRP (S_IWRITE >> 3) /* write, group */
# define S_IXGRP (S_IEXEC >> 3) /* execute, group */
# endif /* !S_IRGRP */
# if !defined (S_IROTH)
# define S_IROTH (S_IREAD >> 6) /* read, other */
# define S_IWOTH (S_IWRITE >> 6) /* write, other */
# define S_IXOTH (S_IEXEC >> 6) /* execute, other */
# endif /* !S_IROTH */
# if !defined (S_IRWXG)
# define S_IRWXG (S_IRGRP | S_IWGRP | S_IXGRP)
# endif
# if !defined (S_IRWXO)
# define S_IRWXO (S_IROTH | S_IWOTH | S_IXOTH)
# endif
#endif /* !S_IRWXU */
/* These are non-standard, but are used in builtins.c$symbolic_umask() */

12
include/posixtime.h
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@@ -46,4 +46,16 @@
# endif /* !CLK_TCK */
#endif /* !HAVE_SYSCONF && !_SC_CLK_TCK */
#if !HAVE_TIMEVAL
struct timeval
{
time_t tv_sec;
long int tv_usec;
};
#endif
#if !HAVE_GETTIMEOFDAY
extern int gettimeofday PARAMS((struct timeval *, void *));
#endif
#endif /* _POSIXTIME_H_ */

6
include/posixwait.h
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@@ -77,7 +77,11 @@ typedef int WAIT;
# endif /* !WIFSIGNALED */
# if !defined (WIFCORED)
# define WIFCORED(s) ((s) & 0200)
# if defined (WCOREDUMP)
# define WIFCORED(s) (WCOREDUMP(s))
# else
# define WIFCORED(s) ((s) & 0200)
# endif
# endif /* !WIFCORED */
#else /* !_POSIX_VERSION */

11
include/shmbutil.h
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@@ -1,6 +1,6 @@
/* shmbutil.h -- utility functions for multibyte characters. */
/* Copyright (C) 2002-2004 Free Software Foundation, Inc.
/* Copyright (C) 2002-2019 Free Software Foundation, Inc.
This file is part of GNU Bash, the Bourne Again SHell.
@@ -29,12 +29,13 @@
#if defined (HANDLE_MULTIBYTE)
#include "shmbchar.h"
extern size_t xmbsrtowcs __P((wchar_t *, const char **, size_t, mbstate_t *));
extern size_t xdupmbstowcs __P((wchar_t **, char ***, const char *));
extern size_t xwcsrtombs PARAMS((char *, const wchar_t **, size_t, mbstate_t *));
extern size_t xmbsrtowcs PARAMS((wchar_t *, const char **, size_t, mbstate_t *));
extern size_t xdupmbstowcs PARAMS((wchar_t **, char ***, const char *));
extern size_t mbstrlen __P((const char *));
extern size_t mbstrlen PARAMS((const char *));
extern char *xstrchr __P((const char *, int));
extern char *xstrchr PARAMS((const char *, int));
extern int locale_mb_cur_max; /* XXX */
extern int locale_utf8locale; /* XXX */

42
include/shtty.h
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@@ -1,4 +1,4 @@
/* Copyright (C) 1999 Free Software Foundation, Inc. */
/* Copyright (C) 1999-2020 Free Software Foundation, Inc. */
/* This file is part of GNU Bash, the Bourne Again SHell.
@@ -67,24 +67,24 @@
/* Get and set terminal attributes for the file descriptor passed as
an argument. */
extern int ttgetattr __P((int, TTYSTRUCT *));
extern int ttsetattr __P((int, TTYSTRUCT *));
extern int ttgetattr PARAMS((int, TTYSTRUCT *));
extern int ttsetattr PARAMS((int, TTYSTRUCT *));
/* Save and restore the terminal's attributes from static storage. */
extern void ttsave __P((void));
extern void ttrestore __P((void));
extern void ttsave PARAMS((void));
extern void ttrestore PARAMS((void));
/* Return the attributes corresponding to the file descriptor (0 or 1)
passed as an argument. */
extern TTYSTRUCT *ttattr __P((int));
extern TTYSTRUCT *ttattr PARAMS((int));
/* These functions only operate on the passed TTYSTRUCT; they don't
actually change anything with the kernel's current tty settings. */
extern int tt_setonechar __P((TTYSTRUCT *));
extern int tt_setnoecho __P((TTYSTRUCT *));
extern int tt_seteightbit __P((TTYSTRUCT *));
extern int tt_setnocanon __P((TTYSTRUCT *));
extern int tt_setcbreak __P((TTYSTRUCT *));
extern int tt_setonechar PARAMS((TTYSTRUCT *));
extern int tt_setnoecho PARAMS((TTYSTRUCT *));
extern int tt_seteightbit PARAMS((TTYSTRUCT *));
extern int tt_setnocanon PARAMS((TTYSTRUCT *));
extern int tt_setcbreak PARAMS((TTYSTRUCT *));
/* These functions are all generally mutually exclusive. If you call
more than one (bracketed with calls to ttsave and ttrestore, of
@@ -94,19 +94,19 @@ extern int tt_setcbreak __P((TTYSTRUCT *));
/* These functions work with a given file descriptor and set terminal
attributes */
extern int ttfd_onechar __P((int, TTYSTRUCT *));
extern int ttfd_noecho __P((int, TTYSTRUCT *));
extern int ttfd_eightbit __P((int, TTYSTRUCT *));
extern int ttfd_nocanon __P((int, TTYSTRUCT *));
extern int ttfd_onechar PARAMS((int, TTYSTRUCT *));
extern int ttfd_noecho PARAMS((int, TTYSTRUCT *));
extern int ttfd_eightbit PARAMS((int, TTYSTRUCT *));
extern int ttfd_nocanon PARAMS((int, TTYSTRUCT *));
extern int ttfd_cbreak __P((int, TTYSTRUCT *));
extern int ttfd_cbreak PARAMS((int, TTYSTRUCT *));
/* These functions work with fd 0 and the TTYSTRUCT saved with ttsave () */
extern int ttonechar __P((void));
extern int ttnoecho __P((void));
extern int tteightbit __P((void));
extern int ttnocanon __P((void));
extern int ttonechar PARAMS((void));
extern int ttnoecho PARAMS((void));
extern int tteightbit PARAMS((void));
extern int ttnocanon PARAMS((void));
extern int ttcbreak __P((void));
extern int ttcbreak PARAMS((void));
#endif

12
include/stdc.h
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@@ -26,18 +26,8 @@
/* A function can be defined using prototypes and compile on both ANSI C
and traditional C compilers with something like this:
extern char *func __P((char *, char *, int)); */
extern char *func PARAMS((char *, char *, int)); */
#if !defined (__P)
# if defined (__STDC__) || defined (__GNUC__) || defined (__cplusplus) || defined (PROTOTYPES)
# define __P(protos) protos
# else
# define __P(protos) ()
# endif
#endif
/* New definition to use, moving away from __P since it's part of a reserved
namespace */
#if !defined (PARAMS)
# if defined (__STDC__) || defined (__GNUC__) || defined (__cplusplus) || defined (PROTOTYPES)
# define PARAMS(protos) protos

4
include/systimes.h
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@@ -1,4 +1,4 @@
/* Copyright (C) 1991, 1992, 1996, 2008,2009 Free Software Foundation, Inc.
/* Copyright (C) 1991-2020 Free Software Foundation, Inc.
This file is part of GNU Bash, the Bourne Again SHell.
@@ -49,7 +49,7 @@ struct tms
Return the elapsed real time from an arbitrary point in the
past (the bash emulation uses the epoch), or (clock_t) -1 for
errors. All times are in CLK_TCKths of a second. */
extern clock_t times __P((struct tms *buffer));
extern clock_t times PARAMS((struct tms *buffer));
#endif /* !HAVE_SYS_TIMES_H */
#endif /* _BASH_SYSTIMES_H */

19
include/typemax.h
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@@ -109,4 +109,23 @@ static const unsigned long long int maxquad = ULLONG_MAX;
# define SIZE_MAX 65535 /* POSIX minimum max */
#endif
#ifndef sh_imaxabs
# define sh_imaxabs(x) (((x) >= 0) ? (x) : -(x))
#endif
/* Handle signed arithmetic overflow and underflow. Have to do it this way
to avoid compilers optimizing out simpler overflow checks. */
/* Make sure that a+b does not exceed MAXV or is smaller than MINV (if b < 0).
Assumes that b > 0 if a > 0 and b < 0 if a < 0 */
#define ADDOVERFLOW(a,b,minv,maxv) \
((((a) > 0) && ((b) > ((maxv) - (a)))) || \
(((a) < 0) && ((b) < ((minv) - (a)))))
/* Make sure that a-b is not smaller than MINV or exceeds MAXV (if b < 0).
Assumes that b > 0 if a > 0 and b < 0 if a < 0 */
#define SUBOVERFLOW(a,b,minv,maxv) \
((((b) > 0) && ((a) < ((minv) + (b)))) || \
(((b) < 0) && ((a) > ((maxv) + (b)))))
#endif /* _SH_TYPEMAX_H */