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Get rows from termcap it not available from term, or use 24 rows if none known

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This commit is contained in:
Ben Gras 2006-03-22 15:32:44 +00:00
parent 9b7acd5257
commit 8a0e1e9575
1 changed files with 15 additions and 6 deletions
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21
commands/simple/top.c
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@ -189,7 +189,7 @@ void print_procs(int maxlines,
} }
} }
void showtop(void) void showtop(int r)
{ {
#define NLOADS 3 #define NLOADS 3
double loads[NLOADS]; double loads[NLOADS];
@ -237,18 +237,22 @@ void showtop(void)
lines += print_proc_summary(proc); lines += print_proc_summary(proc);
lines += print_memory(&pmi); lines += print_memory(&pmi);
print_procs(winsize.ws_row - lines - 2, prev_proc, if(winsize.ws_row > 0) r = winsize.ws_row;
print_procs(r - lines - 2, prev_proc,
proc, uptime-prev_uptime, mproc); proc, uptime-prev_uptime, mproc);
memcpy(prev_proc, proc, sizeof(prev_proc)); memcpy(prev_proc, proc, sizeof(prev_proc));
prev_uptime = uptime; prev_uptime = uptime;
} }
void init(void) void init(int *rows)
{ {
char *term; char *term;
static char buffer[TC_BUFFER], strings[TC_STRINGS]; static char buffer[TC_BUFFER], strings[TC_STRINGS];
char *s = strings; char *s = strings, *v;
*rows = 0;
if(!(term = getenv("TERM"))) { if(!(term = getenv("TERM"))) {
fprintf(stderr, "No TERM set\n"); fprintf(stderr, "No TERM set\n");
@ -262,14 +266,19 @@ void init(void)
if ( (Tclr_all = tgetstr( "cl", &s )) == NULL ) if ( (Tclr_all = tgetstr( "cl", &s )) == NULL )
Tclr_all = "\f"; Tclr_all = "\f";
if((v = tgetstr ("li", &s)) != NULL)
sscanf(v, "%d", rows);
if(*rows < 1) *rows = 24;
} }
int main(int argc, char *argv[]) int main(int argc, char *argv[])
{ {
init(); int r;
init(&r);
while(1) { while(1) {
showtop(); showtop(r);
sleep(5); sleep(5);
} }
} }