From 36ff49a29e974a901b82b62b91807aaab73d5cdd Mon Sep 17 00:00:00 2001 From: albert <> Date: Tue, 10 Dec 2002 03:01:17 +0000 Subject: [PATCH] the u arg, U arg, u key, and U key --- top.c | 138 ++++++++++++++++++++++++++++++++++++++++++++++++++------ top.h | 15 ++---- watch.c | 1 + 3 files changed, 129 insertions(+), 25 deletions(-) diff --git a/top.c b/top.c index 97235a7b..7b35eb5c 100644 --- a/top.c +++ b/top.c @@ -793,7 +793,51 @@ static const char *scale_tics (TIC_t tics, const int width) #undef WW } - +#include + +static int selection_type; +static uid_t selection_uid; + +// FIXME: this is "temporary" code we hope +static int good_uid(const proc_t *restrict const pp){ + switch(selection_type){ + case 'p': + return 1; + case 0: + return 1; + case 'U': + if (pp->ruid == selection_uid) return 1; + if (pp->suid == selection_uid) return 1; + if (pp->fuid == selection_uid) return 1; + // FALLTHROUGH + case 'u': + if (pp->euid == selection_uid) return 1; + // FALLTHROUGH + default: + ; // don't know what it is; find bugs fast + } + return 0; +} + +// swiped from ps, and ought to be in libproc +static const char *parse_uid(const char *restrict const str, uid_t *restrict const ret){ + struct passwd *passwd_data; + char *endp; + unsigned long num; + static const char uidrange[] = "User ID out of range."; + static const char uidexist[] = "User name does not exist."; + num = strtoul(str, &endp, 0); + if(*endp != '\0'){ /* hmmm, try as login name */ + passwd_data = getpwnam(str); + if(!passwd_data) return uidexist; + num = passwd_data->pw_uid; + } + if(num > 0xfffffffeUL) return uidrange; + *ret = num; + return 0; +} + + /*###### Library Alternatives ##########################################*/ /* @@ -1721,6 +1765,8 @@ static void parse_args (char **args) break; case 'p': do { + if (selection_type) std_err("conflicting process selection"); + selection_type = 'p'; if (cp[1]) cp++; else if (*args) cp = *args++; else std_err("-p argument missing"); @@ -1743,12 +1789,32 @@ static void parse_args (char **args) case 'S': TOGw(Curwin, Show_CTIMES); break; -// case 'u': -// if (cp[1]) cp++; -// else if (*args) cp = *args++; -// else std_err("-u missing name"); -// cp += snprintf(Curwin->colusrnam, USRNAMSIZ-1, "%s", cp); -// break; + case 'u': + do { + const char *errmsg; + if (selection_type) std_err("conflicting process selection"); + if (cp[1]) cp++; + else if (*args) cp = *args++; + else std_err("-u missing name"); + errmsg = parse_uid(cp, &selection_uid); + if (errmsg) std_err(errmsg); + selection_type = 'u'; + cp += snprintf(Curwin->colusrnam, USRNAMSIZ-1, "%s", cp); // FIXME: junk + } while(0); + break; + case 'U': + do { + const char *errmsg; + if (selection_type) std_err("conflicting process selection"); + if (cp[1]) cp++; + else if (*args) cp = *args++; + else std_err("-u missing name"); + errmsg = parse_uid(cp, &selection_uid); + if (errmsg) std_err(errmsg); + selection_type = 'U'; + cp += snprintf(Curwin->colusrnam, USRNAMSIZ-1, "%s", cp); // FIXME: junk + } while(0); + break; default : std_err(fmtmk("unknown argument '%c'\nusage:\t%s%s" , *cp, Myname, usage)); @@ -2027,6 +2093,9 @@ static void reframewins (void) PSDBopen = 1; } } + + if (selection_type=='U') Frames_libflags |= L_status; + if (Frames_libflags & L_EITHER) { Frames_libflags &= ~L_EITHER; if (!(Frames_libflags & L_stat)) Frames_libflags |= L_status; @@ -2503,9 +2572,53 @@ static void do_key (unsigned c) TOGw(Curwin, View_STATES); break; +// case 'u': +// if (VIZCHKc) +// strcpy(Curwin->colusrnam, ask4str("Which user (blank for all)")); +// break; + case 'u': - if (VIZCHKc) - strcpy(Curwin->colusrnam, ask4str("Which user (blank for all)")); +// if (!VIZCHKc) break; + do { + const char *errmsg; + const char *answer; + answer = ask4str("Which user (blank for all)"); + // FIXME: do this better: + if (!answer || *answer=='\0' || *answer=='\n' || *answer=='\r' || *answer=='\t' || *answer==' ') { + selection_type = 0; + selection_uid = -1; + break; + } + errmsg = parse_uid(answer, &selection_uid); + if (errmsg) { + show_msg(errmsg); + // Change settings here? I guess not. + break; + } + selection_type = 'u'; + } while(0); + break; + + case 'U': +// if (!VIZCHKc) break; + do { + const char *errmsg; + const char *answer; + answer = ask4str("Which user (blank for all)"); + // FIXME: do this better: + if (!answer || *answer=='\0' || *answer=='\n' || *answer=='\r' || *answer=='\t' || *answer==' ') { + selection_type = 0; + selection_uid = -1; + break; + } + errmsg = parse_uid(answer, &selection_uid); + if (errmsg) { + show_msg(errmsg); + // Change settings here? I guess not. + break; + } + selection_type = 'U'; + } while(0); break; case 'w': @@ -2798,7 +2911,7 @@ static void task_show (const WIN_t *q, const proc_t *p) } while (p->cmdline[++j]); strim_1(tmp); } else - strcpy(tmp, fmtmk(CMDLINE_FMTS, p->cmd)); + strcpy(tmp, fmtmk("[%s]", p->cmd)); cp = tmp; } else cp = p->cmd; @@ -2964,10 +3077,9 @@ static void window_show (proc_t **ppt, WIN_t *q, int *lscr) lwin = 1; i = 0; - while ( -1 != ppt[i]->pid && *lscr < Max_lines - && (!q->winlines || (lwin <= q->winlines)) ) { + while ( -1 != ppt[i]->pid && *lscr < Max_lines && (!q->winlines || (lwin <= q->winlines)) ) { if ((CHKw(q, Show_IDLEPS) || ('S' != ppt[i]->state && 'Z' != ppt[i]->state)) - && ((!q->colusrnam[0]) || (!strcmp(q->colusrnam, ppt[i]->euser)))) { + && good_uid(ppt[i]) ) { /* ** Display a process Row */ task_show(q, ppt[i]); diff --git a/top.h b/top.h index ab04c19f..df779281 100644 --- a/top.h +++ b/top.h @@ -24,7 +24,6 @@ //#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 */ @@ -326,9 +325,9 @@ typedef struct WIN_t { if nothing is specified by the loser, oops user */ #define DEF_FIELDS "AEHIOQTWKNMbcdfgjplrsuvyzX" /* Pre-configured field groupss */ -#define JOB_FIELDS "ABXcefgjlrstuvyzMKNHIWOPQD" -#define MEM_FIELDS "ANOPQRSTUVXbcdefgjlmyzWHIK" -#define USR_FIELDS "DECGABXfhijlopqrstuvyzMKNW" +#define JOB_FIELDS "ABcefgjlrstuvyzMKNHIWOPQDX" +#define MEM_FIELDS "ANOPQRSTUVbcdefgjlmyzWHIKX" +#define USR_FIELDS "ABDECGfhijlopqrstuvyzMKNWX" /* Used by fields_sort, placed here for peace-of-mind */ #define NUL_FIELDS "abcdefghijklmnopqrstuvwxyz" @@ -358,14 +357,6 @@ typedef struct WIN_t { #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) -- diff --git a/watch.c b/watch.c index 6cad945f..571bb044 100644 --- a/watch.c +++ b/watch.c @@ -21,6 +21,7 @@ #include #include #include +#include "proc/procps.h" static struct option longopts[] = { {"differences", optional_argument, 0, 'd'},