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Code Issues Releases Activity

Make signal handler safe - don't use stdio (pointed by bde)

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Staticize some color functions
Add yet one tolower() call which is forgotten after check
Don't check for OOPS - not really needed
This commit is contained in:
Andrey A. Chernov 2000-06-06 06:52:03 +00:00
parent 2803b77e52
commit 38782c258d
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=61321
2 changed files with 26 additions and 14 deletions
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2
bin/ls/extern.h
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@ -53,8 +53,6 @@ int len_octal __P((char *, int));
int prn_octal __P((char *));
#ifdef COLORLS
void parsecolors __P((char *cs));
int colortype __P((mode_t mode));
void endcolor __P((void));
char *ansi_fgcol;
char *ansi_bgcol;

38
bin/ls/print.c
View File

@ -69,6 +69,10 @@ static int printaname __P((FTSENT *, u_long, u_long));
static void printlink __P((FTSENT *));
static void printtime __P((time_t));
static int printtype __P((u_int));
#ifdef COLORLS
static void endcolor __P((int));
static int colortype __P((mode_t));
#endif
#define IS_NOPRINT(p) ((p)->fts_number == NO_PRINT)
@ -166,7 +170,7 @@ printlong(dp)
else (void)printf("%s", p->fts_name);
#ifdef COLORLS
if (f_color && color_printed)
endcolor();
endcolor(0);
#endif
if (f_type)
(void)printtype(sp->st_mode);
@ -290,7 +294,7 @@ printaname(p, inodefield, sizefield)
: printf("%s", p->fts_name);
#ifdef COLORLS
if (f_color && color_printed)
endcolor();
endcolor(0);
#endif
if (f_type)
chcnt += printtype(sp->st_mode);
@ -359,9 +363,18 @@ printtype(mode)
int putch(c)
int c;
{
return putc(c, stdout);
(void) putchar(c);
return 0;
}
int writech(c)
int c;
{
char tmp = c;
(void) write(STDOUT_FILENO, &tmp, 1);
return 0;
}
void
printcolor(c)
@ -371,24 +384,25 @@ printcolor(c)
if (colors[c][0] != -1) {
ansiseq = tgoto(ansi_fgcol, 0, colors[c][0]);
if (ansiseq && *ansiseq != 'O') /* "OOPS" */
if (ansiseq)
tputs(ansiseq, 1, putch);
}
if (colors[c][1] != -1) {
ansiseq = tgoto(ansi_bgcol, 0, colors[c][1]);
if (ansiseq && *ansiseq != 'O') /* "OOPS" */
if (ansiseq)
tputs(ansiseq, 1, putch);
}
}
void
endcolor()
static void
endcolor(sig)
int sig;
{
tputs(ansi_coloff, 1, putch);
tputs(ansi_coloff, 1, sig ? writech : putch);
}
int
static int
colortype(mode)
mode_t mode;
{
@ -436,6 +450,7 @@ char *cs;
{
int i, j, len;
char c[2];
if (cs == NULL) cs = ""; /* LSCOLORS not set */
len = strlen(cs);
for (i = 0 ; i < C_NUMCOLORS ; i++) {
@ -455,7 +470,7 @@ char *cs;
c[j]);
c[j] = defcolors[2*i+j];
}
if (c[j] == 'x')
if (tolower((unsigned char)c[j]) == 'x')
colors[i][j] = -1;
else
colors[i][j] = c[j]-'0';
@ -466,8 +481,7 @@ char *cs;
void colorquit(sig)
int sig;
{
endcolor();
fflush(stdout);
endcolor(sig);
(void) signal(sig, SIG_DFL);
(void) kill(getpid(), sig);