/* 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 * * * 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, * Albert D. Cahalan, */ #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 WINNAMSIZ 4 #define CAPTABMAX 9 #define PFLAGSSIZ 32 #define CAPBUFSIZ 32 #define CLRBUFSIZ 64 #define GETBUFSIZ 32 #define TNYBUFSIZ 32 #define SMLBUFSIZ 256 #define OURPATHSZ 1024 #define MEDBUFSIZ 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 create *most* of the 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 SCB_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 SCB_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 SCB_NUMx(f,n) \ static int sort_ ## f (const proc_t **P, const proc_t **Q) { \ return Frame_srtflg * ( (*Q)->n - (*P)->n ); } #define SCB_STRx(f,s) \ static int sort_ ## f (const proc_t **P, const proc_t **Q) { \ return Frame_srtflg * strcmp((*Q)->s, (*P)->s); } /* The following two macros are used to 'inline' those portions of the * display process requiring formatting, while protecting against any * potential embedded 'millesecond delay' escape sequences. */ /** PUTT - Put to Tty (used in many places) . for temporary, possibly interactive, 'replacement' output . may contain ANY valid terminfo escape sequences . need NOT represent an entire screen row */ #define PUTT(fmt,arg...) do { \ char _str[ROWBUFSIZ]; \ snprintf(_str, sizeof(_str), fmt, ## arg); \ putp(_str); \ } while (0) /** PUFF - Put for Frame (used in only 3 places) . for more permanent frame-oriented 'update' output . may NOT contain cursor motion terminfo escapes . assumed to represent a complete screen ROW . subject to optimization, thus MAY be discarded */ #define PUFF(fmt,arg...) do { \ char _str[ROWBUFSIZ]; \ char *_ptr = &Pseudo_scrn[Pseudo_row++ * Pseudo_cols]; \ int _len = 1 + snprintf(_str, sizeof(_str), fmt, ## arg); \ if (Batch) putp(_str); \ else { \ if (!memcmp(_ptr, _str, _len)) \ putp("\n"); \ else { \ memcpy(_ptr, _str, _len); \ putp(_ptr); \ } } \ } 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 FLG_t; /* These typedefs attempt to ensure consistent 'ticks' handling */ typedef unsigned long long TIC_t; typedef long long SIC_t; /* Sort support, callback funtion signature */ typedef int (*QFP_t)(const void *, const void *); /* This structure consolidates the information that's used in a variety of display roles. */ typedef struct FLD_t { const char keys [4]; // order: New-on New-off Old-on Old-off const char *head; // name for col heads + 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 QFP_t sort; // sort function const char *desc; // description for toggle/reorder fields const int lflg; // PROC_FILLxxx flag(s) needed by this field } FLD_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 HST_t { int pid; TIC_t tics; } HST_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 CPU_t { TIC_t u, n, s, i, w; // as represented in /proc/stat TIC_t u_sav, s_sav, n_sav, i_sav, w_sav; // in the order of our display } CPU_t; /* These 2 types support rcfile compatibility */ typedef struct RCW_t { // the 'window' portion of an rcfile FLG_t sortindx; // sort field, represented as a procflag int winflags, // 'view', 'show' and 'sort' mode flags maxtasks, // user requested maximum, 0 equals all summclr, // color num used in summ info msgsclr, // " in msgs/pmts headclr, // " in cols head taskclr; // " in task rows char winname [WINNAMSIZ], // window name, user changeable fieldscur [PFLAGSSIZ]; // fields displayed and ordered } RCW_t; typedef struct RCF_t { // the complete rcfile (new style) int mode_altscr; // 'A' - Alt display mode (multi task windows) int mode_irixps; // 'I' - Irix vs. Solaris mode (SMP-only) float delay_time; // 'd' or 's' - How long to sleep twixt updates int win_index; // Curwin, as index RCW_t win [4]; // a 'WIN_t.rc' for each of the 4 windows } RCF_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_RUN, 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 GRPNAMSIZ WINNAMSIZ+2 /* window's name + number as in: '#:...' */ #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)->rc.winflags & (f)) #define TOGw(q,f) (q)->rc.winflags ^= (f) #define SETw(q,f) (q)->rc.winflags |= (f) #define OFFw(q,f) (q)->rc.winflags &= ~(f) #define VIZCHKc (!Rc.mode_altscr || Curwin->rc.winflags & VISIBLE_tsk) \ ? 1 : win_warn() #define VIZTOGc(f) (!Rc.mode_altscr || Curwin->rc.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_t { struct WIN_t *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) FLG_t procflags [PFLAGSSIZ]; // fieldscur subset, as enum int maxpflgs, // number of procflags (upcase fieldscur) maxcmdln; // max length of a process' command line int len_rownorm, // lengths of the corresponding terminfo len_rowhigh; // strings to avoid repeated strlen calls RCW_t rc; // stuff that gets saved in the rcfile 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 columnhdr [SCREENMAX], // column headings for procflags colusrnam [USRNAMSIZ]; // if selected by the 'u' command } WIN_t; /* ////////////////////////////////////////////////////////////// */ /*###### Display Support *Data* ########################################*/ /* Configuration files support */ #define SYS_RCFILESPEC "/etc/toprc" #define RCF_EYECATCHER "RCfile for " #define RCF_DEPRECATED "Id:a, " /* 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" /* The default values for the local config file */ #define DEF_RCFILE { \ 0, 1, DEF_DELAY, 0, { \ { P_CPU, DEF_WINFLGS, 0, \ COLOR_RED, COLOR_RED, COLOR_YELLOW, COLOR_RED, \ "Def", DEF_FIELDS }, \ { P_PID, DEF_WINFLGS, 0, \ COLOR_CYAN, COLOR_CYAN, COLOR_WHITE, COLOR_CYAN, \ "Job", JOB_FIELDS }, \ { P_MEM, DEF_WINFLGS, 0, \ COLOR_MAGENTA, COLOR_MAGENTA, COLOR_BLUE, COLOR_MAGENTA, \ "Mem", MEM_FIELDS }, \ { P_USR, DEF_WINFLGS, 0, \ COLOR_YELLOW, COLOR_YELLOW, COLOR_GREEN, COLOR_YELLOW, \ "Usr", USR_FIELDS } \ } } /* 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, 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 to make 'Current' " \ "" /*###### For Piece of mind #############################################*/ /* just sanity check(s)... */ #if USRNAMSIZ < GETBUFSIZ # error "Jeeze, USRNAMSIZ Must NOT be less than GETBUFSIZ !" #endif /*###### Some Prototypes (ha!) #########################################*/ /* These 'prototypes' are here for documentation purposes and in * preparation for a soon-to-occur top.c bust-up! */ /*------ 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) */ /*atic int sort_HST_t (const HST_t *P, const HST_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 (char *restrict dst, const char *restrict 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 (TIC_t tics, const int width); /*------ Library Alternatives ------------------------------------------*/ //atic void *alloc_c (unsigned numb) MALLOC; //atic void *alloc_r (void *q, unsigned numb) MALLOC; //atic CPU_t *cpus_refresh (CPU_t *cpus); //atic void prochlp (proc_t *this); //atic proc_t **procs_refresh (proc_t **table, int flags); /*------ Field Table/RCfile compatability support ----------------------*/ /*atic FLD_t Fieldstab[] = { ... } */ //atic int ft_cvt_char (const int fr, const int to, int c); //atic inline int ft_get_char (const int fr, int i); //atic int ft_get_idx (const int fr, int c); //atic const FLD_t *ft_get_ptr (const int fr, int c); //atic const FLD_t *ft_idx_to_ptr (const int i); //atic int ft_ptr_to_idx (const FLD_t *p); //atic void rc_bugless (const RCF_t *const rc); //atic int rc_read_new (const char *const buf, RCF_t *rc); //atic int rc_read_old (const char *const buf, RCF_t *rc); //atic void rc_write_new (FILE *fp); //atic void rc_write_old (FILE *fp); //atic const char *rc_write_whatever (void); /*------ 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 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 (CPU_t *cpu, const char *pfx); //atic proc_t **summary_show (void); //atic void task_show (const WIN_t *q, const 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); #endif /* _Itop */