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try to do some optimum struct packing except for struct env

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(pointers, longs, size_t first; time_t next; int etc. then enum, bool)
This commit is contained in:
tg 2009-04-07 18:41:37 +00:00
parent c7ccde864e
commit 9e83002841
8 changed files with 49 additions and 49 deletions
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4
Build.sh
View File

@ -1,5 +1,5 @@
#!/bin/sh
srcversion='$MirOS: src/bin/mksh/Build.sh,v 1.389 2009/04/06 08:37:42 tg Exp $'
srcversion='$MirOS: src/bin/mksh/Build.sh,v 1.390 2009/04/07 18:41:32 tg Exp $'
#-
# Environment used: CC CFLAGS CPPFLAGS LDFLAGS LIBS NOWARN NROFF TARGET_OS
# CPPFLAGS recognised: MKSH_SMALL MKSH_ASSUME_UTF8 MKSH_NOPWNAM MKSH_NOVI
@ -1298,7 +1298,7 @@ mksh_cfg: NSIG' >scn.c
test $nr -gt 0 && test $nr -le $NSIG || continue
case $sigseen in
*:$nr:*) ;;
*) echo " { $nr, \"$name\" },"
*) echo " { \"$name\", $nr },"
sigseen=$sigseen$nr:
$printf "$name=$nr " >&2
;;

6
edit.c
View File

@ -5,7 +5,7 @@
#include "sh.h"
__RCSID("$MirOS: src/bin/mksh/edit.c,v 1.159 2009/04/05 12:35:21 tg Exp $");
__RCSID("$MirOS: src/bin/mksh/edit.c,v 1.160 2009/04/07 18:41:33 tg Exp $");
/* tty driver characters we are interested in */
typedef struct {
@ -3362,8 +3362,8 @@ x_mode(bool onoff)
#define Ctrl(c) (c&0x1f)
struct edstate {
int winleft;
char *cbuf;
int winleft;
int cbufsize;
int linelen;
int cursor;
@ -3485,7 +3485,7 @@ static void restore_edstate(struct edstate *old, struct edstate *new);
static void free_edstate(struct edstate *old);
static struct edstate ebuf;
static struct edstate undobuf = { 0, undocbuf, LINE, 0, 0 };
static struct edstate undobuf = { undocbuf, 0, LINE, 0, 0 };
static struct edstate *es; /* current editor state */
static struct edstate *undo;

8
eval.c
View File

@ -2,7 +2,7 @@
#include "sh.h"
__RCSID("$MirOS: src/bin/mksh/eval.c,v 1.53 2009/03/22 17:47:35 tg Exp $");
__RCSID("$MirOS: src/bin/mksh/eval.c,v 1.54 2009/04/07 18:41:35 tg Exp $");
#ifdef MKSH_SMALL
#define MKSH_NOPWNAM
@ -137,13 +137,13 @@ evalonestr(const char *cp, int f)
/* for nested substitution: ${var:=$var2} */
typedef struct SubType {
struct tbl *var; /* variable for ${var..} */
struct SubType *prev; /* old type */
struct SubType *next; /* poped type (to avoid re-allocating) */
short stype; /* [=+-?%#] action after expanded word */
short base; /* begin position of expanded word */
short f; /* saved value of f (DOPAT, etc) */
short quote; /* saved value of quote (for ${..[%#]..}) */
struct tbl *var; /* variable for ${var..} */
struct SubType *prev; /* old type */
struct SubType *next; /* poped type (to avoid re-allocating) */
} SubType;
void

6
expr.c
View File

@ -2,7 +2,7 @@
#include "sh.h"
__RCSID("$MirOS: src/bin/mksh/expr.c,v 1.23 2009/03/14 18:12:52 tg Exp $");
__RCSID("$MirOS: src/bin/mksh/expr.c,v 1.24 2009/04/07 18:41:35 tg Exp $");
/* The order of these enums is constrained by the order of opinfo[] */
enum token {
@ -108,11 +108,11 @@ typedef struct expr_state Expr_state;
struct expr_state {
const char *expression; /* expression being evaluated */
const char *tokp; /* lexical position */
enum token tok; /* token from token() */
int noassign; /* don't do assigns (for ?:,&&,||) */
struct tbl *val; /* value from token() */
struct tbl *evaling; /* variable that is being recursively
* expanded (EXPRINEVAL flag set) */
int noassign; /* don't do assigns (for ?:,&&,||) */
enum token tok; /* token from token() */
bool arith; /* evaluating an $(()) expression? */
bool natural; /* unsigned arithmetic calculation */
};

4
histrap.c
View File

@ -6,7 +6,7 @@
#include <sys/file.h>
#endif
__RCSID("$MirOS: src/bin/mksh/histrap.c,v 1.77 2009/02/20 13:25:09 tg Exp $");
__RCSID("$MirOS: src/bin/mksh/histrap.c,v 1.78 2009/04/07 18:41:35 tg Exp $");
/*-
* MirOS: This is the default mapping type, and need not be specified.
@ -980,8 +980,8 @@ sprinkle(int fd)
#if !HAVE_SYS_SIGNAME
static const struct mksh_sigpair {
int nr;
const char *const name;
int nr;
} mksh_sigpairs[] = {
#include "signames.inc"
{ 0, NULL }

16
jobs.c
View File

@ -2,7 +2,7 @@
#include "sh.h"
__RCSID("$MirOS: src/bin/mksh/jobs.c,v 1.51 2009/04/05 13:37:37 tg Exp $");
__RCSID("$MirOS: src/bin/mksh/jobs.c,v 1.52 2009/04/07 18:41:36 tg Exp $");
/* Order important! */
#define PRUNNING 0
@ -13,9 +13,9 @@ __RCSID("$MirOS: src/bin/mksh/jobs.c,v 1.51 2009/04/05 13:37:37 tg Exp $");
typedef struct proc Proc;
struct proc {
Proc *next; /* next process in pipeline (if any) */
pid_t pid; /* process id */
int state;
int status; /* wait status */
pid_t pid; /* process id */
char command[48]; /* process command string */
};
@ -47,17 +47,17 @@ struct proc {
typedef struct job Job;
struct job {
Job *next; /* next job in list */
Proc *proc_list; /* process list */
Proc *last_proc; /* last process in list */
struct timeval systime; /* system time used by job */
struct timeval usrtime; /* user time used by job */
pid_t pgrp; /* process group of job */
pid_t ppid; /* pid of process that forked job */
int job; /* job number: %n */
int flags; /* see JF_* */
volatile int state; /* job state */
int status; /* exit status of last process */
pid_t pgrp; /* process group of job */
pid_t ppid; /* pid of process that forked job */
int32_t age; /* number of jobs started */
struct timeval systime; /* system time used by job */
struct timeval usrtime; /* user time used by job */
Proc *proc_list; /* process list */
Proc *last_proc; /* last process in list */
Coproc_id coproc_id; /* 0 or id of coprocess output pipe */
#ifndef MKSH_UNEMPLOYED
struct termios ttystate;/* saved tty state for stopped jobs */

8
setmode.c
View File

@ -1,4 +1,4 @@
/** $MirOS: src/bin/mksh/setmode.c,v 1.11 2008/04/19 22:15:05 tg Exp $ */
/** $MirOS: src/bin/mksh/setmode.c,v 1.12 2009/04/07 18:41:37 tg Rel $ */
/* $OpenBSD: setmode.c,v 1.17 2005/08/08 08:05:34 espie Exp $ */
/* $NetBSD: setmode.c,v 1.15 1997/02/07 22:21:06 christos Exp $ */
@ -57,8 +57,8 @@
#endif
__SCCSID("@(#)setmode.c 8.2 (Berkeley) 3/25/94");
__RCSID("$MirOS: src/bin/mksh/setmode.c,v 1.11 2008/04/19 22:15:05 tg Exp $");
__RCSID("$miros: src/lib/libc/gen/setmode.c,v 1.10 2008/04/19 16:27:23 tg Exp $");
__RCSID("$MirOS: src/bin/mksh/setmode.c,v 1.12 2009/04/07 18:41:37 tg Rel $");
__RCSID("$miros: src/lib/libc/gen/setmode.c,v 1.12 2009/06/10 18:12:42 tg Exp $");
/* for mksh */
#ifdef ksh_isdigit
@ -74,9 +74,9 @@ __RCSID("$miros: src/lib/libc/gen/setmode.c,v 1.10 2008/04/19 16:27:23 tg Exp $"
#define SET_LEN_INCR 4 /* # of bitcmd structs to add as needed */
typedef struct bitcmd {
mode_t bits;
char cmd;
char cmd2;
mode_t bits;
} BITCMD;
#define CMD2_CLR 0x01

46
sh.h
View File

@ -102,7 +102,7 @@
#define __SCCSID(x) __IDSTRING(sccsid,x)
#ifdef EXTERN
__RCSID("$MirOS: src/bin/mksh/sh.h,v 1.289 2009/04/06 08:33:37 tg Exp $");
__RCSID("$MirOS: src/bin/mksh/sh.h,v 1.290 2009/04/07 18:41:37 tg Exp $");
#endif
#define MKSH_VERSION "R37 2009/04/05"
@ -554,9 +554,9 @@ typedef enum temp_type Temp_type;
struct temp {
struct temp *next;
struct shf *shf;
char *name;
int pid; /* pid of process parsed here-doc */
Temp_type type;
char *name;
};
/*
@ -572,14 +572,14 @@ EXTERN int shl_stdout_ok;
* trap handlers
*/
typedef struct trap {
int signal; /* signal number */
const char *name; /* short name */
const char *mess; /* descriptive name */
char *trap; /* trap command */
volatile sig_atomic_t set; /* trap pending */
int flags; /* TF_* */
sig_t cursig; /* current handler (valid if TF_ORIG_* set) */
sig_t shtrap; /* shell signal handler */
int signal; /* signal number */
int flags; /* TF_* */
volatile sig_atomic_t set; /* trap pending */
} Trap;
/* values for Trap.flags */
@ -663,9 +663,9 @@ EXTERN int ifs0 I__(' '); /* for "$*" */
#define GI_MINUSMINUS BIT(2) /* arguments were ended with -- */
typedef struct {
const char *optarg;
int optind;
int uoptind;/* what user sees in $OPTIND */
const char *optarg;
int flags; /* see GF_* */
int info; /* see GI_* */
unsigned int p; /* 0 or index into argv[optind - 1] */
@ -679,12 +679,12 @@ EXTERN Getopt user_opt; /* parsing state for getopts builtin command */
typedef int32_t Coproc_id; /* something that won't (realisticly) wrap */
struct coproc {
void *job; /* 0 or job of co-process using input pipe */
int read; /* pipe from co-process's stdout */
int readw; /* other side of read (saved temporarily) */
int write; /* pipe to co-process's stdin */
Coproc_id id; /* id of current output pipe */
int njobs; /* number of live jobs using output pipe */
void *job; /* 0 or job of co-process using input pipe */
Coproc_id id; /* id of current output pipe */
};
EXTERN struct coproc coproc;
@ -770,18 +770,18 @@ int shf_putc(int, struct shf *);
struct shf {
int flags; /* see SHF_* */
Area *areap; /* area shf/buf were allocated in */
unsigned char *rp; /* read: current position in buffer */
unsigned char *wp; /* write: current position in buffer */
unsigned char *buf; /* buffer */
int flags; /* see SHF_* */
int rbsize; /* size of buffer (1 if SHF_UNBUF) */
int rnleft; /* read: how much data left in buffer */
unsigned char *wp; /* write: current position in buffer */
int wbsize; /* size of buffer (0 if SHF_UNBUF) */
int wnleft; /* write: how much space left in buffer */
unsigned char *buf; /* buffer */
int fd; /* file descriptor */
int errno_; /* saved value of errno after error */
int bsize; /* actual size of buf */
Area *areap; /* area shf/buf were allocated in */
};
extern struct shf shf_iob[];
@ -879,8 +879,8 @@ struct tbl { /* table item */
/* Argument info. Used for $#, $* for shell, functions, includes, etc. */
struct arg_info {
int flags; /* AF_* */
const char **argv;
int flags; /* AF_* */
int argc_;
int skip; /* first arg is argv[0], second is argv[1 + skip] */
};
@ -891,14 +891,14 @@ struct arg_info {
struct block {
Area area; /* area to allocate things */
const char **argv;
int argc;
int flags; /* see BF_* */
struct table vars; /* local variables */
struct table funs; /* local functions */
Getopt getopts_state;
char *error; /* error handler */
char *exit; /* exit handler */
struct block *next; /* enclosing block */
struct table vars; /* local variables */
struct table funs; /* local functions */
Getopt getopts_state;
int argc;
int flags; /* see BF_* */
};
/* Values for struct block.flags */
@ -908,8 +908,8 @@ struct block {
* Used by ktwalk() and ktnext() routines.
*/
struct tstate {
int left;
struct tbl **next;
int left;
};
EXTERN struct table taliases; /* tracked aliases */
@ -1178,7 +1178,6 @@ typedef struct XPtrV {
typedef struct source Source;
struct source {
const char *str; /* input pointer */
int type; /* input type */
const char *start; /* start of current buffer */
union {
const char **strv; /* string [] */
@ -1186,13 +1185,14 @@ struct source {
struct tbl *tblp; /* alias (SF_HASALIAS) */
char *freeme; /* also for SREREAD */
} u;
const char *file; /* input file name */
int type; /* input type */
int line; /* line number */
int errline; /* line the error occurred on (0 if not set) */
const char *file; /* input file name */
int flags; /* SF_* */
Area *areap;
XString xs; /* input buffer */
Source *next; /* stacked source */
XString xs; /* input buffer */
char ugbuf[2]; /* buffer for ungetsc() (SREREAD) and
* alias (SALIAS) */
};
@ -1611,7 +1611,6 @@ typedef enum Test_meta Test_meta;
typedef struct test_env Test_env;
struct test_env {
int flags; /* TEF_* */
union {
const char **wp;/* used by ptest_* */
XPtrV *av; /* used by dbtestp_* */
@ -1621,6 +1620,7 @@ struct test_env {
const char *(*getopnd) (Test_env *, Test_op, bool);
int (*eval)(Test_env *, Test_op, const char *, const char *, bool);
void (*error)(Test_env *, int, const char *);
int flags; /* TEF_* */
};
extern const char *const dbtest_tokens[];