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top: extend utf-8 multi-byte support to users & groups

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Since all the necessary utf-8 plumbing is now in place
this commit will extend multi-byte support to user and
group names. Now top will be on a par with the ps guy.

[ plus, it's also my way of showing appreciation for ]
[ all those investments silently made by translators ]

Reference(s):
https://gitlab.com/procps-ng/procps/issues/68

Signed-off-by: Jim Warner <james.warner@comcast.net>
This commit is contained in:
Jim Warner 2017-09-30 00:22:22 -05:00 committed by Craig Small
parent 1c76d8e566
commit d2aa8009b5
2 changed files with 36 additions and 4 deletions
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39
top/top.c
View File

@ -1442,6 +1442,25 @@ static inline const char *make_str (const char *str, int width, int justr, int c
} // end: make_str
/*
* Make and then justify a potentially multi-byte character string,
* and include a visual clue should tuncation be necessary. */
static inline const char *make_str_utf8 (const char *str, int width, int justr, int col) {
static char buf[SCREENMAX];
int delta = utf8_delta(str);
if (width >= (int)strlen(str) - delta)
snprintf(buf, sizeof(buf), "%s", str);
else {
snprintf(buf, sizeof(buf), "%.*s", utf8_embody(str, width - 1), str);
delta = utf8_delta(buf);
buf[width + delta - 1] = COLPLUSCH;
AUTOX_COL(col);
}
return justify_pad(buf, width + delta, justr);
} // end: make_str_utf8
/*
* Do some scaling then justify stuff.
* We'll interpret 'num' as a kibibytes quantity and try to
@ -5053,8 +5072,13 @@ static const char *task_show (const WIN_t *q, struct pids_stack *p) {
#ifndef SCROLLVAR_NO
#define makeVAR(S) { if (!q->varcolbeg) cp = make_str(S, q->varcolsz, Js, AUTOX_NO); \
else cp = make_str(q->varcolbeg < (int)strlen(S) ? S + q->varcolbeg : "", q->varcolsz, Js, AUTOX_NO); }
#define varUTF8(S) { const char *pv = S; \
if (!q->varcolbeg) cp = make_str_utf8(pv, q->varcolsz, Js, AUTOX_NO); \
else cp = make_str_utf8((q->varcolbeg < ((int)strlen(pv) - utf8_delta(pv))) \
? pv + utf8_embody(pv, q->varcolbeg) : "", q->varcolsz, Js, AUTOX_NO); }
#else
#define makeVAR(S) cp = make_str(S, q->varcolsz, Js, AUTOX_NO)
#define varUTF8(S) cp = make_str_utf8(S, q->varcolsz, Js, AUTOX_NO)
#endif
static char rbuf[ROWMINSIZ];
char *rp;
@ -5192,23 +5216,29 @@ static const char *task_show (const WIN_t *q, struct pids_stack *p) {
}
break;
/* str, make_str (all AUTOX yes) */
case EU_GRP:
case EU_LXC:
case EU_TTY:
case EU_WCH:
cp = make_str(rSv(i, str), W, Js, i);
break;
/* str, make_str_utf8 (all AUTOX yes) */
case EU_GRP:
case EU_UEN:
case EU_URN:
case EU_USN:
case EU_WCH:
cp = make_str(rSv(i, str), W, Js, i);
cp = make_str_utf8(rSv(i, str), W, Js, i);
break;
/* str, make_str with varialbe width */
case EU_CGN:
case EU_CGR:
case EU_ENV:
case EU_SGD:
case EU_SGN:
makeVAR(rSv(i, str));
break;
/* str, make_str_utf8 with varialbe width */
case EU_SGN:
varUTF8(rSv(i, str));
break;
/* str, make_str with varialbe width + additional decoration */
case EU_CMD:
makeVAR(forest_colour(q, p));
@ -5254,6 +5284,7 @@ static const char *task_show (const WIN_t *q, struct pids_stack *p) {
return rbuf;
#undef rSv
#undef makeVAR
#undef varUTF8
} // end: task_show

1
top/top.h
View File

@ -581,6 +581,7 @@ typedef struct WIN_t {
//atic inline const char *make_chr (const char ch, int width, int justr);
//atic inline const char *make_num (long num, int width, int justr, int col, int noz);
//atic inline const char *make_str (const char *str, int width, int justr, int col);
//atic inline const char *make_str_utf8 (const char *str, int width, int justr, int col);
//atic const char *scale_mem (int target, long num, int width, int justr);
//atic const char *scale_num (unsigned long num, int width, int justr);
//atic const char *scale_pcnt (float num, int width, int justr);