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big header clean-up

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This commit is contained in:
albert 2002-12-09 07:00:07 +00:00
parent 4382008ad0
commit 5087f3dbf6
23 changed files with 150 additions and 53 deletions
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2
proc/alloc.c
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@ -7,7 +7,7 @@
\***********************************************************************/
#include <stdlib.h>
#include <stdio.h>
#include "procps.h"
#include "alloc.h"
void *xcalloc(void *pointer, int size) {
void * ret;

14
proc/alloc.h Normal file
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@ -0,0 +1,14 @@
#ifndef PROCPS_PROC_ALLOC_H
#define PROCPS_PROC_ALLOC_H
#include "procps.h"
EXTERN_C_BEGIN
extern void *xrealloc(void *oldp, unsigned int size) MALLOC;
extern void *xmalloc(unsigned int size) MALLOC;
extern void *xcalloc(void *pointer, int size) MALLOC;
EXTERN_C_END
#endif

8
proc/devname.h
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@ -1,5 +1,10 @@
#ifndef PROC_DEVNAME_H
#define PROC_DEVNAME_H
#include "procps.h"
EXTERN_C_BEGIN
#define ABBREV_DEV 1 /* remove /dev/ */
#define ABBREV_TTY 2 /* remove tty */
#define ABBREV_PTS 4 /* remove pts/ */
@ -7,3 +12,6 @@
extern unsigned dev_to_tty(char *restrict ret, unsigned chop, int dev, int pid, unsigned int flags);
extern int tty_to_dev(const char *restrict const name);
EXTERN_C_END
#endif

1
proc/ksym.c
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@ -8,6 +8,7 @@
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Library General Public License for more details.
*/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <time.h>

12
proc/output.c
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@ -5,16 +5,16 @@
#include <stdio.h>
#include <ctype.h>
#include <string.h>
#include "procps.h"
#include "output.h"
#if 0
#if 1
/* output a string, converting unprintables to octal as we go, and stopping after
processing max chars of output (accounting for expansion due to octal rep).
*/
unsigned print_str(FILE *restrict file, const char *restrict const s, unsigned max) {
unsigned i;
for (i=0; s[i] && i < max; i++)
if (isprint(s[i]) || s[i] == ' ')
for (i=0; likely(s[i]) && likely(i<max); i++)
if (likely(isprint(s[i]) || s[i] == ' '))
fputc(s[i], file);
else {
if (max > i+3) {
@ -33,9 +33,9 @@ unsigned print_str(FILE *restrict file, const char *restrict const s, unsigned m
*/
unsigned print_strlist(FILE *restrict file, const char *restrict const *restrict strs, unsigned max) {
unsigned i, n;
for (n=0; *strs && n < max; strs++) {
for (n=0; *strs && n<max; strs++) {
for (i=0; strs[0][i] && n+i < max; i++)
if (isprint(strs[0][i]) || strs[0][i] == ' ')
if (likely(isprint(strs[0][i]) || strs[0][i] == ' '))
fputc(strs[0][i], file);
else {
if (max > n+i+3) {

15
proc/output.h Normal file
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@ -0,0 +1,15 @@
#ifndef PROCPS_PROC_OUTPUT_H
#define PROCPS_PROC_OUTPUT_H
#include <stdio.h>
#include <sys/types.h>
#include "procps.h"
EXTERN_C_BEGIN
extern unsigned print_str (FILE *restrict file, const char *restrict s, unsigned max);
extern unsigned print_strlist(FILE *restrict file, const char *restrict const *restrict strs, unsigned max);
EXTERN_C_END
#endif

36
proc/procps.h
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@ -1,16 +1,13 @@
#ifndef PROCPS_PROC_PROCPS_H
#define PROCPS_PROC_PROCPS_H
/* The shadow of the original with only common prototypes now. */
#include <stdio.h>
#include <sys/types.h>
/* The HZ constant from <asm/param.h> is replaced by the Hertz variable
* available from "proc/sysinfo.h".
*/
/* get page info */
#include <asm/page.h>
#ifdef __cplusplus
#define EXTERN_C_BEGIN extern "C" {
#define EXTERN_C_END }
#else
#define EXTERN_C_BEGIN
#define EXTERN_C_END
#endif
#if !defined(restrict) && __STDC_VERSION__ < 199901
#if __GNUC__ > 2 || __GNUC_MINOR__ >= 91 // maybe 92 or 95 ?
@ -27,27 +24,12 @@
// tell gcc what to expect: if(unlikely(err)) die(err);
#define likely(x) __builtin_expect(!!(x),1)
#define unlikely(x) __builtin_expect(!!(x),0)
#define expected(x,y) __builtin_expect((x),(y))
#else
#define MALLOC
#define likely(x) (x)
#define unlikely(x) (x)
#define expected(x,y) (x)
#endif
extern void *xrealloc(void *oldp, unsigned int size) MALLOC;
extern void *xmalloc(unsigned int size) MALLOC;
extern void *xcalloc(void *pointer, int size) MALLOC;
extern int mult_lvl_cmp(void* a, void* b);
extern char *user_from_uid(uid_t uid);
extern char *group_from_gid(gid_t gid);
extern const char * wchan(unsigned long address);
extern int open_psdb(const char *restrict override);
extern int open_psdb_message(const char *restrict override, void (*message)(const char *, ...));
extern unsigned print_str (FILE *restrict file, const char *restrict s, unsigned max);
extern unsigned print_strlist(FILE *restrict file, const char *restrict const *restrict strs, unsigned max);
#endif

5
proc/pwcache.c
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@ -10,12 +10,13 @@
#include <sys/types.h>
#include <stdlib.h>
#include <pwd.h>
#include "procps.h"
#include "alloc.h"
#include "pwcache.h"
#include <grp.h>
// might as well fill cache lines... else we waste memory anyway
#define HASHSIZE 32 /* power of 2 */
#define HASHSIZE 64 /* power of 2 */
#define HASH(x) ((x) & (HASHSIZE - 1))
#define NAMESIZE 20

14
proc/pwcache.h Normal file
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@ -0,0 +1,14 @@
#ifndef PROCPS_PROC_PWCACHE_H
#define PROCPS_PROC_PWCACHE_H
#include <sys/types.h>
#include "procps.h"
EXTERN_C_BEGIN
extern char *user_from_uid(uid_t uid);
extern char *group_from_gid(gid_t gid);
EXTERN_C_END
#endif

2
proc/readproc.c
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@ -10,6 +10,8 @@
#endif
#include "version.h"
#include "readproc.h"
#include "alloc.h"
#include "pwcache.h"
#include "devname.h"
#include "procps.h"
#include <stdio.h>

3
proc/readproc.h
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@ -17,6 +17,8 @@
#include <fs_secure.h>
#endif
EXTERN_C_BEGIN
/*
ld cutime, cstime, priority, nice, timeout, it_real_value, rss,
c state,
@ -221,4 +223,5 @@ extern void freeproc(proc_t* p);
#define PROC_SPARE_3 0x04000000
#define PROC_SPARE_4 0x08000000
EXTERN_C_END
#endif

7
proc/sig.h
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@ -1,3 +1,5 @@
#ifndef PROC_SIG_H
#define PROC_SIG_H
/*
* Copyright 1998 by Albert Cahalan; all rights resered.
* This file may be used subject to the terms and conditions of the
@ -11,6 +13,8 @@
#include "procps.h"
EXTERN_C_BEGIN
/* return -1 on failure */
extern int signal_name_to_number(const char *restrict name);
@ -19,3 +23,6 @@ extern int print_given_signals(int argc, const char *restrict const *restrict ar
extern void pretty_print_signals(void);
extern void unix_print_signals(void);
EXTERN_C_END
#endif

12
proc/status.h
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@ -1,4 +1,12 @@
#ifndef __PROC_STATUS_H
#define __PROC_STATUS_H
#ifndef PROC_STATUS_H
#define PROC_STATUS_H
#include "procps.h"
EXTERN_C_BEGIN
extern const char * status(const proc_t *restrict task);
EXTERN_C_END
#endif

7
proc/sysinfo.h
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@ -1,8 +1,10 @@
#ifndef SYSINFO_H
#define SYSINFO_H
#ifndef PROC_SYSINFO_H
#define PROC_SYSINFO_H
#include "procps.h"
EXTERN_C_BEGIN
extern unsigned long long Hertz; /* clock tick frequency */
extern long smp_num_cpus; /* number of CPUs */
@ -77,4 +79,5 @@ extern unsigned vm_allocstall;
extern void vminfo(void);
EXTERN_C_END
#endif /* SYSINFO_H */

6
proc/version.h
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@ -1,6 +1,8 @@
#ifndef PROC_VERSION_H
#define PROC_VERSION_H
#include "procps.h"
/* Suite version information for procps utilities
* Copyright (c) 1995 Martin Schulze <joey@infodrom.north.de>
* Linux kernel version information for procps utilities
@ -8,6 +10,8 @@
* Distributable under the terms of the GNU Library General Public License
*/
EXTERN_C_BEGIN
extern void display_version(void); /* display suite version */
extern const char procps_version[]; /* global buf for suite version */
@ -20,4 +24,6 @@ extern int linux_version_code; /* runtime version of LINUX_VERSION_CODE
#define LINUX_VERSION_MINOR(x) (((x)>> 8) & 0xFF)
#define LINUX_VERSION_PATCH(x) ( (x) & 0xFF)
EXTERN_C_END
#endif /* PROC_VERSION_H */

14
proc/wchan.h Normal file
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@ -0,0 +1,14 @@
#ifndef PROCPS_PROC_WCHAN_H
#define PROCPS_PROC_WCHAN_H
#include "procps.h"
EXTERN_C_BEGIN
extern const char * wchan(unsigned long address);
extern int open_psdb(const char *restrict override);
extern int open_psdb_message(const char *restrict override, void (*message)(const char *, ...));
EXTERN_C_END
#endif

10
proc/whattime.h
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@ -1,9 +1,13 @@
/* whattime.h --- see whattime.c for explanation */
#ifndef PROC_WHATTIME_H
#define PROC_WHATTIME_H
#ifndef __WHATTIME_H
#define __WHATTIME_H
#include "procps.h"
EXTERN_C_BEGIN
extern void print_uptime(void);
extern char *sprint_uptime(void);
EXTERN_C_END
#endif

2
ps/display.c
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@ -25,7 +25,7 @@
#include <signal.h> /* catch signals */
#include "common.h"
#include "../proc/procps.h"
#include "../proc/wchan.h"
#include "../proc/version.h"
#include "../proc/readproc.h"
#include "../proc/sysinfo.h"

1
ps/global.c
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@ -20,6 +20,7 @@
#include "common.h"
#include <sys/sysmacros.h>
#include "../proc/wchan.h"
#include "../proc/version.h"
#include "../proc/sysinfo.h"

1
ps/output.c
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@ -62,6 +62,7 @@
#include "../proc/readproc.h"
#include "../proc/sysinfo.h"
#include "../proc/wchan.h"
#include "../proc/procps.h"
#include "../proc/devname.h"
#include "common.h"

1
skill.c
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@ -21,6 +21,7 @@
#include <sys/time.h>
#include <sys/types.h>
#include <unistd.h>
#include "proc/pwcache.h"
#include "proc/sig.h"
#include "proc/devname.h"
#include "proc/procps.h" /* char *user_from_uid(uid_t uid) */

1
top.c
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@ -38,6 +38,7 @@
#include <values.h>
#include "proc/devname.h"
#include "proc/wchan.h"
#include "proc/procps.h"
#include "proc/readproc.h"
#include "proc/sig.h"

29
w.c
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@ -8,6 +8,7 @@
#include "proc/readproc.h"
#include "proc/devname.h"
#include "proc/procps.h"
#include "proc/output.h"
#include "proc/sysinfo.h"
#include <ctype.h>
#include <errno.h>
@ -143,7 +144,7 @@ static const proc_t *getproc(const utmp_t *restrict const u, const char *restric
*found_utpid = 0;
for(; *pptr; pptr++) {
const proc_t *restrict const tmp = *pptr;
if(tmp->pid == u->ut_pid) {
if(unlikely(tmp->pid == u->ut_pid)) {
*found_utpid = 1;
best = tmp;
}
@ -212,8 +213,8 @@ static void showinfo(utmp_t *u, int formtype, int maxcmd, int from) {
else
print_time_ival7(idletime(tty), 0, stdout);
}
fputs(" ", stdout);
if (best) {
fputs(" ", stdout);
if (likely(best)) {
if (best->cmdline)
print_strlist(stdout, best->cmdline, maxcmd);
else
@ -276,17 +277,27 @@ int main(int argc, char **argv) {
if (from)
printf("FROM ");
if (longform)
printf(" LOGIN@ IDLE JCPU PCPU WHAT\n");
printf(" LOGIN@ IDLE JCPU PCPU WHAT\n");
else
printf(" IDLE WHAT\n");
printf(" IDLE WHAT\n");
}
utmpname(UTMP_FILE);
setutent();
while ((u=getutent())) {
if (u->ut_type == USER_PROCESS &&
(user ? !strncmp(u->ut_user, user, USERSZ) : *u->ut_user))
showinfo(u, longform, maxcmd, from);
if (user) {
for (;;) {
u = getutent();
if (unlikely(!u)) break;
if (u->ut_type != USER_PROCESS) continue;
if (!strncmp(u->ut_user, user, USERSZ)) showinfo(u, longform, maxcmd, from);
}
} else {
for (;;) {
u = getutent();
if (unlikely(!u)) break;
if (u->ut_type != USER_PROCESS) continue;
if (*u->ut_user) showinfo(u, longform, maxcmd, from);
}
}
endutent();