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procps/top.h

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/* top.h - Header file: show Linux processes */
/*
* Copyright (c) 2002, by: James C. Warner
* All rights reserved. 8921 Hilloway Road
* Eden Prairie, Minnesota 55347 USA
* <warnerjc@worldnet.att.net>
*
* This file may be used subject to the terms and conditions of the
* GNU Library General Public License Version 2, or any later version
* at your option, as published by the Free Software Foundation.
* 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 Library General Public License for more details.
*/
/* For their contributions to this program, the author wishes to thank:
* Craig Small, <csmall@small.dropbear.id.au>
* Albert D. Cahalan, <albert@users.sf.net>
*/
#ifndef _Itop
#define _Itop
/* Defines intended to be experimented with ------------------------ */
//#define CASEUP_HEXES /* show any hex values in upper case */
//#define CASEUP_SCALE /* show scaled time/num suffix upper case */
//#define CASEUP_SUMMK /* show memory summary kilobytes with 'K' */
//#define POSIX_CMDLIN /* use '[ ]' for kernel threads, not '( )' */
//#define SORT_SUPRESS /* *attempt* to reduce qsort overhead */
//#define USE_LIB_STA3 /* use lib status (3 ch) vs. proc_t (1 ch) */
//#define WARN_NOT_SMP /* restrict '1' & 'I' commands to true smp */
/* Development/Debugging defines ----------------------------------- */
//#define ATEOJ_REPORT /* report a bunch of stuff, at end-of-job */
//#define PRETEND2_5_X /* pretend we're linux 2.5.x (for IO-wait) */
//#define PRETEND4CPUS /* pretend we're smp with 4 ticsers (sic) */
//#define PRETENDNOCAP /* use a terminal without essential caps */
//#define STDOUT_IOLBF /* disable our own stdout _IOFBF override */
#ifdef PRETEND2_5_X
#define linux_version_code LINUX_VERSION(2,5,43)
#endif
/*###### Some Miscellaneous constants ##################################*/
/* The default delay twix updates */
#define DEF_DELAY 3.0
/* The length of time a 'message' is displayed */
#define MSG_SLEEP 2
/* The default value for the 'k' (kill) request */
#define DEF_SIGNAL SIGTERM
/* Specific process id monitoring support (command line only) */
#define MONPIDMAX 20
/* Miscellaneous buffer sizes with liberal values
-- mostly just to pinpoint source code usage/dependancies */
#define SCREENMAX 512
/* the above might seem pretty stingy, until you consider that with every
one of top's fields displayed we're talking a 160 byte column header --
so that will provide for all fields plus a 350+ byte command line */
#define PFLAGSSIZ 32
#define CAPBUFSIZ 32
#define CLRBUFSIZ 64
#define GETBUFSIZ 32
#define TNYBUFSIZ 32
#define SMLBUFSIZ 256
#define OURPATHSZ 1024
#define BIGBUFSIZ 2048
#define USRNAMSIZ GETBUFSIZ
#define ROWBUFSIZ SCREENMAX + CLRBUFSIZ
/*###### Some Miscellaneous Macro definitions ##########################*/
/* Yield table size as 'int' */
#define MAXTBL(t) (int)(sizeof(t) / sizeof(t[0]))
/* Convert some proc stuff into vaules we can actually use */
#define BYTES_2K(n) (unsigned)( (n) >> 10 )
#define PAGES_2B(n) (unsigned)( (n) * Page_size )
#define PAGES_2K(n) BYTES_2K(PAGES_2B(n))
/* Used as return arguments in *some* of the sort callbacks */
#define SORT_lt ( Frame_srtflg > 0 ? 1 : -1 )
#define SORT_gt ( Frame_srtflg > 0 ? -1 : 1 )
#define SORT_eq 0
/* Used to reference and create sort callback functions --
note: some of the callbacks are NOT your father's callbacks, they're
highly optimized to save them ol' precious cycles! */
#define _SF(f) (QSORT_t)sort_ ## f
#define _SC_NUM1(f,n) \
static int sort_ ## f (const proc_t **P, const proc_t **Q) { \
if ( (*P)->n < (*Q)->n ) return SORT_lt; \
if ( (*P)->n > (*Q)->n ) return SORT_gt; \
return SORT_eq; }
#define _SC_NUM2(f,n1,n2) \
static int sort_ ## f (const proc_t **P, const proc_t **Q) { \
if ( ((*P)->n1 - (*P)->n2) < ((*Q)->n1 - (*Q)->n2) ) return SORT_lt; \
if ( ((*P)->n1 - (*P)->n2) > ((*Q)->n1 - (*Q)->n2) ) return SORT_gt; \
return SORT_eq; }
#define _SC_NUMx(f,n) \
static int sort_ ## f (const proc_t **P, const proc_t **Q) { \
return Frame_srtflg * ( (*Q)->n - (*P)->n ); }
#define _SC_STRx(f,s) \
static int sort_ ## f (const proc_t **P, const proc_t **Q) { \
return Frame_srtflg * strcmp((*Q)->s, (*P)->s); }
/* Used in the following ways, to 'inline' those portions of the
display requiring formatting while protecting against potential
embedded 'millesecond delay' escape sequences.
PUTT - Put to Tty
. for temporary interactive 'REPLACEMENT' output
. may contain ANY valid terminfo escape sequences
. need NOT represent an entire screen row
PUFF - Put for Frame
. for more permanent frame-oriented 'UPDATE' output
. may NOT contain cursor motion terminfo escapes
. represents a complete screen ROW
. subject to optimization, thus MAY be discarded
. when discarded, replaced by a NEWLINE */
#define PUTT(fmt,arg...) do { \
char _str[ROWBUFSIZ]; \
snprintf(_str, sizeof(_str), fmt, ## arg); \
putp(_str); \
} while (0)
#define PUFF(fmt,arg...) do { \
char _str[ROWBUFSIZ]; \
register char *_ptr = &Pseudo_scrn[Pseudo_row * Pseudo_cols]; \
register int _len = snprintf(_str, sizeof(_str), fmt, ## arg); \
if (Batch) fputs(_str, stdout); \
else { \
if (!memcmp(_ptr, _str, _len)) \
putchar('\n'); \
else { \
memcpy(_ptr, _str, ++_len); \
putp(_ptr); \
} } Pseudo_row++; \
} while (0)
/*------ Special Macros (debug and/or informative) ---------------------*/
/* Orderly end, with any sort of message - see fmtmk */
#define debug_END(s) { \
static void std_err (const char *); \
fputs(Cap_clr_scr, stdout); \
std_err(s); \
}
/* A poor man's breakpoint, if he's too lazy to learn gdb */
#define its_YOUR_fault { *((char *)0) = '!'; }
/*###### Some Typedef's and Enum's #####################################*/
/* This typedef just ensures consistent 'process flags' handling */
typedef unsigned PFLG_t;
/* These typedefs attempt to ensure consistent 'ticks' handling */
typedef unsigned long long TICS_t;
typedef long long STIC_t;
/* Sorted columns support. */
typedef int (*QSORT_t)(const void *, const void *);
/* This structure consolidates the information that's used
in a variety of display roles. */
typedef struct {
const char *head; /* name for column headings + toggle/reorder fields */
const char *fmts; /* sprintf format string for field display */
const int width; /* field width, if applicable */
const int scale; /* scale_num type, if applicable */
const QSORT_t sort; /* sort function */
const char *desc; /* description for toggle/reorder fields */
const int lflg; /* PROC_FILLxxx flag(s) required for this field */
} FTAB_t;
/* This structure stores one piece of critical 'history'
information from one frame to the next -- we don't calc
and save data that goes unused like the old top! */
typedef struct {
int pid;
TICS_t tics;
} HIST_t;
/* This structure stores a frame's cpu tics used in history
calculations. It exists primarily for SMP support but serves
all environments. */
typedef struct {
// ticks count as represented in /proc/stat
TICS_t u, n, s, i, w;
// tics count in the order of our display
TICS_t u_sav, s_sav, n_sav, i_sav, w_sav;
} CPUS_t;
/* The scaling 'type' used with scale_num() -- this is how
the passed number is interpreted should scaling be necessary */
enum scale_num {
SK_no, SK_Kb, SK_Mb, SK_Gb
};
/* Flags for each possible field */
enum pflag {
P_PID, P_PPD, P_PGD, P_UID, P_USR, P_GRP, P_TTY,
P_PRI, P_NCE,
P_CPN, P_CPU, P_TME, P_TM2,
P_MEM, P_VRT, P_SWP, P_RES, P_COD, P_DAT, P_SHR,
P_FLT, P_DRT,
P_STA, P_CMD, P_WCH, P_FLG
};
/* ////////////////////////////////////////////////////////////// */
/* Special Section: multiple windows/field groups ---------------*/
/* (kind of a header within a header: constants, macros & types) */
#define GROUPSMAX 4 /* the max number of simultaneous windows */
#define WINNAMSIZ 4 /* max size of a window's basic name */
#define GRPNAMSIZ 6 /* window's name + number as in: '#:...' */
#define CAPTABMAX 9 /* a window's captab used by show_special */
#define Flags_TOG 1 /* these are used to direct wins_reflag */
#define Flags_SET 2
#define Flags_OFF 3
/* The Persistent 'Mode' flags!
These are preserved in the rc file, as a single integer and the
letter shown is the corresponding 'command' toggle */
// 'View_' flags affect the summary (minimum), taken from 'Curwin'
#define View_CPUSUM 0x8000 /* '1' - show combined cpu stats (vs. each) */
#define View_LOADAV 0x4000 /* 'l' - display load avg and uptime summary */
#define View_STATES 0x2000 /* 't' - display task/cpu(s) states summary */
#define View_MEMORY 0x1000 /* 'm' - display memory summary */
#define View_NOBOLD 0x0001 /* 'B' - disable 'bold' attribute globally */
// 'Show_' & 'Qsrt_' flags are for task display in a visible window
#define Show_COLORS 0x0800 /* 'z' - show in color (vs. mono) */
#define Show_HIBOLD 0x0400 /* 'b' - rows and/or cols bold (vs. reverse) */
#define Show_HICOLS 0x0200 /* 'x' - show sort column highlighted */
#define Show_HIROWS 0x0100 /* 'y' - show running tasks highlighted */
#define Show_CMDLIN 0x0080 /* 'c' - show cmdline vs. name */
#define Show_CTIMES 0x0040 /* 'S' - show times as cumulative */
#define Show_IDLEPS 0x0020 /* 'i' - show idle processes (all tasks) */
#define Qsrt_NORMAL 0x0010 /* 'R' - reversed column sort (high to low) */
/* these flag(s) have no command as such - they're for internal use */
#define VISIBLE_tsk 0x0008 /* tasks are showable when in 'Mode_altscr' */
#define NEWFRAM_cwo 0x0004 /* new frame (if anyone cares) - in Curwin */
#define EQUWINS_cwo 0x0002 /* rebalance tasks next frame (off 'i'/ 'n') */
/* ...set in Curwin, but impacts all windows */
// Current-window-only flags -- always turned off at end-of-window!
#define FLGSOFF_cwo EQUWINS_cwo | NEWFRAM_cwo
// Default flags if there's no rcfile to provide user customizations
#define DEF_WINFLGS ( View_LOADAV | View_STATES | View_CPUSUM | View_MEMORY | \
Show_HIBOLD | Show_HIROWS | Show_IDLEPS | Qsrt_NORMAL | VISIBLE_tsk )
// Used to test/manipulate the window flags
#define CHKw(q,f) (int)(q->winflags & (f))
#define TOGw(q,f) q->winflags ^= (f)
#define SETw(q,f) q->winflags |= (f)
#define OFFw(q,f) q->winflags &= ~(f)
#define VIZCHKc (!Mode_altscr || Curwin->winflags & VISIBLE_tsk) \
? 1 : win_warn()
#define VIZTOGc(f) (!Mode_altscr || Curwin->winflags & VISIBLE_tsk) \
? TOGw(Curwin, f) : win_warn()
/* This structure stores configurable information for each window.
By expending a little effort in its creation and user requested
maintainence, the only real additional per frame cost of having
windows is an extra sort -- but that's just on ptrs! */
typedef struct win {
struct win *next, /* next window in window stack */
*prev; /* prior window in window stack */
char *captab [CAPTABMAX]; /* captab needed by show_special */
int winnum, /* window's num (array pos + 1) */
winlines; /* task window's rows (volatile) */
int winflags; /* 'view', 'show' and 'sort' mode flags */
PFLG_t procflags [PFLAGSSIZ], /* fieldscur subset, as enum */
sortindx; /* sort field, as a procflag */
int maxpflgs, /* number of procflags (upcase fieldscur) */
maxtasks, /* user requested maximum, 0 equals all */
maxcmdln, /* max length of a process' command line */
summclr, /* color num used in summ info */
msgsclr, /* " in msgs/pmts */
headclr, /* " in cols head */
taskclr; /* " in task display */
int len_rownorm, /* lengths of the corresponding terminfo */
len_rowhigh; /* strings to avoid repeated strlen calls */
char capclr_sum [CLRBUFSIZ], /* terminfo strings built from */
capclr_msg [CLRBUFSIZ], /* above clrs (& rebuilt too), */
capclr_pmt [CLRBUFSIZ], /* but NO recurring costs !!! */
capclr_hdr [CLRBUFSIZ], /* note: sum, msg and pmt strs */
capclr_rowhigh [CLRBUFSIZ], /* are only used when this */
capclr_rownorm [CLRBUFSIZ]; /* window is the 'Curwin'! */
char cap_bold [CAPBUFSIZ]; /* support for View_NOBOLD toggle */
char grpname [GRPNAMSIZ], /* window number:name, printable */
winname [WINNAMSIZ], /* window name, user changeable */
fieldscur [PFLAGSSIZ], /* fields displayed and ordered */
columnhdr [SCREENMAX], /* column headings for procflags */
colusrnam [USRNAMSIZ]; /* if selected by the 'u' command */
} WIN_t;
/* ////////////////////////////////////////////////////////////// */
/*###### Display Support *Data* ########################################*/
/* An rcfile 'footprint' used to invalidate existing local rcfile
and the global rcfile path + name */
#define RCF_FILEID 'a'
#define SYS_RCFILE "/etc/toprc"
/* The default fields displayed and their order,
if nothing is specified by the loser, oops user */
#define DEF_FIELDS "AEHIOQTWKNMXbcdfgjplrsuvyz"
/* Pre-configured field groupss */
#define JOB_FIELDS "ABXcefgjlrstuvyzMKNHIWOPQD"
#define MEM_FIELDS "ANOPQRSTUVXbcdefgjlmyzWHIK"
#define USR_FIELDS "DEFGABXchijlopqrstuvyzMKNW"
/* Used by fields_sort, placed here for peace-of-mind */
#define NUL_FIELDS "abcdefghijklmnopqrstuvwxyz"
/* These are the possible fscanf formats used in /proc/stat
reads during history processing.
( 5th number only for Linux 2.5.41 and above ) */
#define CPU_FMTS_JUST1 "cpu %Lu %Lu %Lu %Lu %Lu"
#ifdef PRETEND4CPUS
#define CPU_FMTS_MULTI CPU_FMTS_JUST1
#else
#define CPU_FMTS_MULTI "cpu%*d %Lu %Lu %Lu %Lu %Lu"
#endif
/* This is the format for 'command line' display in the absence
of a command line (kernel thread). */
#ifdef POSIX_CMDLIN
#define CMDLINE_FMTS "[%s]"
#else
#define CMDLINE_FMTS "( %s )"
#endif
/* Summary Lines specially formatted string(s) --
see 'show_special' for syntax details + other cautions. */
#define LOADAV_line "%s -%s\n"
#define LOADAV_line_alt "%s\06 -%s\n"
#define STATES_line1 "Tasks:\03" \
" %3u \02total,\03 %3u \02running,\03 %3u \02sleeping,\03 %3u \02stopped,\03 %3u \02zombie\03\n"
#define STATES_line2x4 "%s\03" \
" %#5.1f%% \02user,\03 %#5.1f%% \02system,\03 %#5.1f%% \02nice,\03 %#5.1f%% \02idle\03\n"
#define STATES_line2x5 "%s\03" \
" %#5.1f%% \02user,\03 %#5.1f%% \02system,\03 %#5.1f%% \02nice,\03 %#5.1f%% \02idle,\03 %#5.1f%% \02IO-wait\03\n"
#ifdef CASEUP_SUMMK
#define MEMORY_line1 "Mem: \03" \
" %8uK \02total,\03 %8uK \02used,\03 %8uK \02free,\03 %8uK \02buffers\03\n"
#define MEMORY_line2 "Swap:\03" \
" %8uK \02total,\03 %8uK \02used,\03 %8uK \02free,\03 %8uK \02cached\03\n"
#else
#define MEMORY_line1 "Mem: \03" \
" %8uk \02total,\03 %8uk \02used,\03 %8uk \02free,\03 %8uk \02buffers\03\n"
#define MEMORY_line2 "Swap:\03" \
" %8uk \02total,\03 %8uk \02used,\03 %8uk \02free,\03 %8uk \02cached\03\n"
#endif
/* Keyboard Help specially formatted string(s) --
see 'show_special' for syntax details + other cautions. */
#define KEYS_help \
"Help for Interactive Commands\02 - %s\n" \
"Window \01%s\06: \01Cumulative mode \03%s\02. \01System\06: \01Delay \03%.1f secs\02; \01Secure mode \03%s\02.\n" \
"\n" \
" Z\05,\01B\05 Global: '\01Z\02' change color mappings; '\01B\02' disable/enable bold\n" \
" l,t,m Toggle Summaries: '\01l\02' load avg; '\01t\02' task/cpu stats; '\01m\02' mem info\n" \
" 1,I Toggle SMP view: '\0011\02' single/separate states; '\01I\02' Irix/Solaris mode\n" \
"\n" \
" f,o . Fields/Columns: '\01f\02' add or remove; '\01o\02' change display order\n" \
" F or O . Select sort field\n" \
" <,> . Move sort field: '\01<\02' next col left; '\01>\02' next col right\n" \
" R . Toggle normal/reverse sort\n" \
" c,i,S . Toggle: '\01c\02' cmd name/line; '\01i\02' idle tasks; '\01S\02' cumulative time\n" \
" x\05,\01y\05 . Toggle highlights: '\01x\02' sort field; '\01y\02' running tasks\n" \
" z\05,\01b\05 . Toggle: '\01z\02' color/mono; '\01b\02' bold/reverse (only if 'x' or 'y')\n" \
" u . Show specific user only\n" \
" n or # . Set maximum tasks displayed\n" \
"\n" \
"%s" \
" W Write configuration file\n" \
" q Quit\n" \
" ( commands shown with '.' require a \01visible\02 task display \01window\02 ) \n" \
"Press '\01h\02' or '\01?\02' for help with \01Windows\02,\n" \
"any other key to continue " \
""
/* This guy goes into the help text (maybe) */
#define KEYS_help_unsecured \
" k,r Manipulate tasks: '\01k\02' kill; '\01r\02' renice\n" \
" d or s Set update interval\n" \
""
/* Fields Reorder/Toggle specially formatted string(s) --
see 'show_special' for syntax details + other cautions
note: the leading newline below serves really dumb terminals;
if there's no 'cursor_home', the screen will be a mess
but this part will still be functional. */
#define FIELDS_current \
"\n%sCurrent Fields\02: \01 %s \04 for window \01%s\06\n%s " \
""
/* Some extra explanatory text which accompanies the Fields display.
note: the newlines cannot actually be used, they just serve as
substring delimiters for the 'display_fields' routine. */
#define FIELDS_xtra \
"Flags field:\n" \
" 0x00000001 PF_ALIGNWARN\n" \
" 0x00000002 PF_STARTING\n" \
" 0x00000004 PF_EXITING\n" \
" 0x00000040 PF_FORKNOEXEC\n" \
" 0x00000100 PF_SUPERPRIV\n" \
" 0x00000200 PF_DUMPCORE\n" \
" 0x00000400 PF_SIGNALED\n" \
" 0x00000800 PF_MEMALLOC\n" \
" 0x00002000 PF_FREE_PAGES (2.5)\n" \
" 0x00008000 debug flag (2.5)\n" \
" 0x00024000 special threads (2.5)\n" \
" 0x001D0000 special states (2.5)\n" \
" 0x00100000 PF_USEDFPU (thru 2.4)\n" \
""
/* no room, sacrificed this one: 'Killed for out-of-memory' */
/* " 0x00001000 PF_MEMDIE (2.5)\n" ....................... */
/* Sort Select specially formatted string(s) --
see 'show_special' for syntax details + other cautions
note: the leading newline below serves really dumb terminals;
if there's no 'cursor_home', the screen will be a mess
but this part will still be functional. */
#define SORT_fields \
"\n%sCurrent Sort Field\02: \01 %c \04 for window \01%s\06\n%s " \
""
/* Some extra explanatory text which accompanies the Sort display.
note: the newlines cannot actually be used, they just serve as
substring delimiters for the 'display_fields' routine. */
#define SORT_xtra \
"Note1:\n" \
" If a selected sort field can't be\n" \
" shown due to screen width or your\n" \
" field order, the '<' and '>' keys\n" \
" will be unavailable until a field\n" \
" within viewable range is chosen.\n" \
"\n" \
"Note2:\n" \
" Field sorting uses internal values,\n" \
" not those in column display. Thus,\n" \
" the TTY & WCHAN fields will violate\n" \
" strict ASCII collating sequence.\n" \
" (shame on you if WCHAN is chosen)\n" \
""
/* Colors Help specially formatted string(s) --
see 'show_special' for syntax details + other cautions. */
#define COLOR_help \
"Help for color mapping\02 - %s\n" \
"current window: \01%s\06\n" \
"\n" \
" color - 04:25:44 up 8 days, 50 min, 7 users, load average:\n" \
" Tasks:\03 64 \02total,\03 2 \03running,\03 62 \02sleeping,\03 0 \02stopped,\03\n" \
" Cpu(s):\03 76.5%% \02user,\03 11.2%% \02system,\03 0.0%% \02nice,\03 12.3%% \02idle\03\n" \
" \01 Nasty Message! \04 -or- \01Input Prompt\05\n" \
" \01 PID TTY PR NI %%CPU TIME+ VIRT SWAP STA Command \06\n" \
" 17284 \10pts/2 \07 8 0 0.0 0:00.75 1380 0 S /bin/bash \10\n" \
" \01 8601 pts/1 7 -10 0.4 0:00.03 916 0 R < color -b \07\n" \
" 11005 \10? \07 9 0 0.0 0:02.50 2852 1008 S amor -ses \10\n" \
" available toggles: \01B\02 =disable bold globally (\01%s\02),\n" \
" \01z\02 =color/mono (\01%s\02), \01b\02 =tasks \"bold\"/reverse (\01%s\02)\n" \
"\n" \
"Select \01target\02 as upper case letter:\n" \
" S\02 = Summary Data,\01 M\02 = Messages/Prompts,\n" \
" H\02 = Column Heads,\01 T\02 = Task Information\n" \
"Select \01color\02 as number:\n" \
" 0\02 = black,\01 1\02 = red, \01 2\02 = green,\01 3\02 = yellow,\n" \
" 4\02 = blue, \01 5\02 = magenta,\01 6\02 = cyan, \01 7\02 = white\n" \
"\n" \
"Selected: \01target\02 \01 %c \04; \01color\02 \01 %d \04\n" \
" press 'q' to abort changes to window '\01%s\02'\n" \
" press 'a' or 'w' to commit & change another, <Enter> to commit and end " \
""
/* Windows/Field Group Help specially formatted string(s) --
see 'show_special' for syntax details + other cautions. */
#define WINDOWS_help \
"Help for Windows / Field Groups\02 - \"Current Window\" = \01 %s \06\n" \
"\n" \
". Use multiple \01windows\02, each with separate config opts (color,fields,sort,etc)\n" \
". The 'current' window controls the \01Summary Area\02 and responds to your \01Commands\02\n" \
" . that window's \01task display\02 can be turned \01Off\02 & \01On\02, growing/shrinking others\n" \
" . with \01NO\02 task display, some commands will be \01disabled\02 ('i','R','n','c', etc)\n" \
" until a \01different window\02 has been activated, making it the 'current' window\n" \
". You \01change\02 the 'current' window by: \01 1\02) cycling forward/backward;\01 2\02) choosing\n" \
" a specific field group; or\01 3\02) exiting the color mapping screen\n" \
". Commands \01available anytime -------------\02\n" \
" A . Alternate display mode toggle, show \01Single\02 / \01Multiple\02 windows\n" \
" G . Choose another field group and make it 'current', or change now\n" \
" by selecting a number from: \01 1\02 =%s;\01 2\02 =%s;\01 3\02 =%s; or\01 4\02 =%s\n" \
". Commands \01requiring\02 '\01A\02' mode\01 -------------\02\n" \
" g . Change the \01Name\05 of the 'current' window/field group\n" \
" \01*\04 a , w . Cycle through all four windows: '\01a\05' Forward; '\01w\05' Backward\n" \
" \01*\04 - , _ . Show/Hide: '\01-\05' \01Current\02 window; '\01_\05' all \01Visible\02/\01Invisible\02\n" \
" The screen will be divided evenly between task displays. But you can make\n" \
" some \01larger\02 or \01smaller\02, using '\01n\02' and '\01i\02' commands. Then later you could:\n" \
" \01*\04 = , + . Rebalance tasks: '\01=\05' \01Current\02 window; '\01+\05' \01Every\02 window\n" \
" (this also forces the \01current\02 or \01every\02 window to become visible)\n" \
"\n" \
"In '\01A\02' mode, '\01*\04' keys are your \01essential\02 commands. Please try the '\01a\02' and '\01w\02'\n" \
"commands plus the 'G' sub-commands NOW. Press <Enter> to make 'Current' " \
""
/*###### Some Prototypes (ha!) #########################################*/
/* None of these are necessary when the source file is properly
* organized -- they're here for documentation purposes !
* Note also that functions are alphabetical within a group to aid
* source code navigation, which often influences the identifers. */
/*------ Sort callbacks ------------------------------------------------*/
/* for each possible field, in the form of: */
/*atic int sort_P_XXX (const proc_t **P, const proc_t **Q); */
/* additional specialized sort callback(s) */
static int sort_HIST_t (const HIST_t *P, const HIST_t *Q);
/*------ Tiny useful routine(s) ----------------------------------------*/
//atic int chin (int ech, char *buf, unsigned cnt);
//atic const char *fmtmk (const char *fmts, ...);
//atic inline char *scat (register char *dst, register const char *src);
//atic char *strim (int sp, char *str);
//atic const char *tg2 (int x, int y);
/*------ Exit/Interrput routines ---------------------------------------*/
//atic void bye_bye (int eno, const char *str);
//atic void end_pgm (int dont_care_sig);
//atic void std_err (const char *str);
//atic void suspend (int dont_care_sig);
/*------ Misc Color/Display support ------------------------------------*/
//atic void capsmk (WIN_t *q);
//atic void msg_save (const char *fmts, ...);
//atic void show_msg (const char *str);
//atic void show_pmt (const char *str);
//atic void show_special (int interact, const char *glob);
/*------ Small Utility routines ----------------------------------------*/
//atic char *ask4str (const char *prompt);
//atic float get_float (const char *prompt);
//atic int get_int (const char *prompt);
//atic const char *scale_num (unsigned num, const int width, const unsigned type);
//atic const char *scale_tics (TICS_t tics, const int width);
/*------ Library Alternatives ------------------------------------------*/
//atic void *alloc_c (unsigned numb);
//atic void *alloc_r (void *q, unsigned numb);
//atic CPUS_t *cpus_refresh (CPUS_t *cpus);
//atic void prochlp (register proc_t *this);
//atic proc_t **procs_refresh (proc_t **table, int flags);
/*------ Startup routines ----------------------------------------------*/
//atic void before (char *me);
//atic void configs_read (void);
//atic void parse_args (char **args);
//atic void whack_terminal (void);
/*------ Field Selection/Ordering routines -----------------------------*/
/*atic FTAB_t Fieldstab[] = { ... } */
//atic void display_fields (const char *fields, const char *xtra);
//atic void fields_reorder (void);
//atic void fields_sort (void);
//atic void fields_toggle (void);
/*------ Windows/Field Groups support ----------------------------------*/
//atic void reframewins (void);
//atic void win_names (WIN_t *q, const char *name);
//atic void win_select (char ch);
//atic int win_warn (void);
//atic void winsclrhlp (WIN_t *q, int save);
//atic void wins_colors (void);
//atic void wins_reflag (int what, int flg);
//atic void wins_resize (int dont_care_sig);
//atic void windows_stage1 (void);
//atic void windows_stage2 (void);
/*------ Main Screen routines ------------------------------------------*/
//atic void do_key (unsigned c);
//atic void summaryhlp (CPUS_t *cpu, const char *pfx);
//atic proc_t **summary_show (void);
//atic void task_show (WIN_t *q, proc_t *p);
//atic void window_show (proc_t **ppt, WIN_t *q, int *lscr);
/*------ Entry point plus two ------------------------------------------*/
//atic void framehlp (int wix, int max);
//atic void frame_make (void);
// int main (int dont_care_argc, char **argv);
/* just sanity check(s)... */
#if USRNAMSIZ < GETBUFSIZ
# error "Jeeze, USRNAMSIZ Must NOT be less than GETBUFSIZ !"
#endif
#endif /* _Itop */
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