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Rationalise our colour usage a little.

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This commit is contained in:
Roy Marples 2007-04-17 09:32:18 +00:00
parent 0f92b5e7df
commit f657d87b99
9 changed files with 113 additions and 112 deletions
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2
ChangeLog
View File

@ -3,7 +3,7 @@
17 Apr 2007; Roy Marples <uberlord@gentoo.org>:
env vars EINFO_GOOD and friends now override our hardcoded builtins.
env vars ECOLOR_GOOD and friends now override our hardcoded builtins.
16 Apr 2007; Mike Frysinger <vapier@gentoo.org>:

6
init.d.Linux/consolefont
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@ -79,6 +79,12 @@ start() {
|| rm -f "${RC_LIBDIR}"/console/map
/bin/setfont -ou "${RC_LIBDIR}"/console/unimap 2>/dev/null \
|| rm -f "${RC_LIBDIR}"/console/unimap
if [ "${UNICODE}" = "yes" ] ; then
touch "${RC_LIBDIR}"/console/unicode
else
rm -f "${RC_LIBDIR}"/console/unicode
fi
fi
return ${retval}

17
sh.Linux/init.sh
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@ -88,17 +88,20 @@ get_KV() {
# Try and set a font as early as we can
ttydev=${CONSOLE:-/dev/tty1}
if [ -c "${ttydev}" ] ; then
ttydev="-C ${ttydev}"
else
[ -c /dev/vc/1 ] && ttydev="-C /dev/vc/1" || ttydev=
if [ ! -c "${ttydev}" ] ; then
[ -c /dev/vc/1 ] && ttydev="/dev/vc/1" || ttydev=
fi
[ -r "${RC_LIBDIR}"/console/font ] \
&& /bin/setfont ${ttydev} "${RC_LIBDIR}"/console/font
&& /bin/setfont ${ttydev:+-C} ${ttydev} "${RC_LIBDIR}"/console/font
[ -r "${RC_LIBDIR}"/console/map ] \
&& /bin/setfont ${ttydev} -m "${RC_LIBDIR}"/console/map
&& /bin/setfont ${ttydev:+-C} ${ttydev} -m "${RC_LIBDIR}"/console/map
[ -r "${RC_LIBDIR}"/console/unimap ] \
&& /bin/setfont ${ttydev} -u "${RC_LIBDIR}"/console/unimap
&& /bin/setfont ${ttydev:+-C} ${ttydev} -u "${RC_LIBDIR}"/console/unimap
if [ -e "${RC_LIBDIR}"/console/unicode ] ; then
eval printf "\033%%G" ${ttydev:+>} ${ttydev}
else
eval printf "\033(K" ${ttydev:+>} ${ttydev}
fi
unset ttydev
. /etc/init.d/functions.sh

9
sh/functions.sh
View File

@ -144,14 +144,7 @@ for arg in "$@" ; do
done
if [ "${RC_NOCOLOR}" != "yes" -a -z "${GOOD}" ] ; then
if color_terminal ; then
GOOD=${EINFO_GOOD:-$'\e[32;01m'}
WARN=${EINFO_WARN:-$'\e[33;01m'}
BAD=${EINFO_BAD:-$'\e[31;01m'}
HILITE=${EINFO_HILITE:-$'\e[36;01m'}
BRACKET=${EINFO_BRACKET:-$'\e[34;01m'}
NORMAL=$'\e[0m'
fi
eval $(eval_ecolors)
fi
# vim: set ts=4 :

2
src/Makefile
View File

@ -38,7 +38,7 @@ SYS_WHITELIST = env_whitelist
TARGET = $(LIB_TARGETS) $(BIN_TARGETS) $(SBIN_TARGETS) $(PRIV_BIN_TARGETS)
RCLINKS = einfon einfo ewarnn ewarn eerrorn eerror ebegin eend ewend \
eindent eoutdent eflush color_terminal \
eindent eoutdent eflush eval_ecolors \
veinfo vewarn vebegin veend vewend veindent veoutdent \
service_starting service_inactive service_started \
service_stopping service_stopped \

30
src/einfo.h
View File

@ -18,30 +18,14 @@
typedef enum
{
einfo_good,
einfo_warn,
einfo_bad,
einfo_hilite,
einfo_bracket,
einfo_normal
ecolor_good,
ecolor_warn,
ecolor_bad,
ecolor_hilite,
ecolor_bracket,
ecolor_normal
} einfo_color_t;
/* Colour codes used by the below functions. */
#define EINFO_GOOD "\033[32;01m"
#define EINFO_WARN "\033[33;01m"
#define EINFO_BAD "\033[31;01m"
#define EINFO_HILITE "\033[36;01m"
#define EINFO_BRACKET "\033[34;01m"
#define EINFO_NORMAL "\033[0m"
/* Handy macros to easily use the above in a custom manner */
#define PEINFO_GOOD if (colour_terminal ()) printf (EINFO_GOOD)
#define PEINFO_WARN if (colour_terminal ()) printf (EINFO_WARN)
#define PEINFO_BAD if (colour_terminal ()) printf (EINFO_BAD)
#define PEINFO_HILITE if (colour_terminal ()) printf (EINFO_HILITE)
#define PEINFO_BRACKET if (colour_terminal ()) printf (EINFO_BRACKET)
#define PEINFO_NORMAL if (colour_terminal ()) printf (EINFO_NORMAL)
/* We work out if the terminal supports colour or not through the use
of the TERM env var. We cache the reslt in a static bool, so
subsequent calls are very fast.
@ -51,7 +35,7 @@ typedef enum
in the future, but veinfo is used by shell scripts as they don't
have the va_list concept
*/
bool colour_terminal (void);
const char *ecolor (einfo_color_t);
int einfon (const char *fmt, ...) EINFO_PRINTF (1, 2);
int ewarnn (const char *fmt, ...) EINFO_PRINTF (1, 2);
int eerrorn (const char *fmt, ...) EINFO_PRINTF (1, 2);

89
src/libeinfo.c
View File

@ -22,7 +22,7 @@
#include "rc-misc.h"
#include "hidden-visibility.h"
hidden_proto(colour_terminal)
hidden_proto(ecolor)
hidden_proto(ebegin)
hidden_proto(ebeginv)
hidden_proto(ebracket)
@ -48,7 +48,7 @@ hidden_proto(ewarnx)
hidden_proto(ewend)
hidden_proto(ewendv)
/* Incase we cannot work out how many columns from ioctl, supply a default */
/* Incase we cannot work out how many columns from ioctl, supply a default */
#define DEFAULT_COLS 80
#define OK "ok"
@ -56,18 +56,27 @@ hidden_proto(ewendv)
#define CHECK_VERBOSE if (! is_env ("RC_VERBOSE", "yes")) return 0
/* Number of spaces for an indent */
/* Number of spaces for an indent */
#define INDENT_WIDTH 2
/* How wide can the indent go? */
/* How wide can the indent go? */
#define INDENT_MAX 40
#define EBUFFER_LOCK RC_SVCDIR "ebuffer/.lock"
/* Default colours */
#define ECOLOR_GOOD "\033[32;01m"
#define ECOLOR_WARN "\033[33;01m"
#define ECOLOR_BAD "\033[31;01m"
#define ECOLOR_HILITE "\033[36;01m"
#define ECOLOR_BRACKET "\033[34;01m"
#define ECOLOR_NORMAL "\033[0m"
#define ECOLOR_FLUSH "\033[K"
/* A cheat sheet of colour capable terminals
This is taken from DIR_COLORS from GNU coreutils
We embed it here as we shouldn't depend on coreutils */
static const char *colour_terms[] = {
static const char *color_terms[] = {
"Eterm",
"ansi",
"color-xterm",
@ -123,7 +132,7 @@ static bool is_env (const char *var, const char *val)
return (strcasecmp (v, val) ? false : true);
}
bool colour_terminal (void)
static bool colour_terminal (void)
{
static int in_colour = -1;
int i = 0;
@ -139,8 +148,8 @@ bool colour_terminal (void)
if (! term)
return (true);
while (colour_terms[i]) {
if (strcmp (colour_terms[i], term) == 0) {
while (color_terms[i]) {
if (strcmp (color_terms[i], term) == 0) {
in_colour = 1;
return (true);
}
@ -150,7 +159,6 @@ bool colour_terminal (void)
in_colour = 0;
return (false);
}
hidden_def(colour_terminal)
static int get_term_columns (void)
{
@ -397,43 +405,44 @@ static int _eindent (FILE *stream)
return (fprintf (stream, "%s", indent));
}
static const char *ecolor (einfo_color_t color) {
const char *ecolor (einfo_color_t color) {
const char *col = NULL;
if (! colour_terminal ())
return ("");
switch (color) {
case einfo_good:
if (! (col = getenv ("EINFO_GOOD")))
col = EINFO_GOOD;
case ecolor_good:
if (! (col = getenv ("ECOLOR_GOOD")))
col = ECOLOR_GOOD;
break;
case einfo_warn:
if (! (col = getenv ("EINFO_WARN")))
col = EINFO_WARN;
case ecolor_warn:
if (! (col = getenv ("ECOLOR_WARN")))
col = ECOLOR_WARN;
break;
case einfo_bad:
if (! (col = getenv ("EINFO_BAD")))
col = EINFO_BAD;
case ecolor_bad:
if (! (col = getenv ("ECOLOR_BAD")))
col = ECOLOR_BAD;
break;
case einfo_hilite:
if (! (col = getenv ("EINFO_HILITE")))
col = EINFO_HILITE;
case ecolor_hilite:
if (! (col = getenv ("ECOLOR_HILITE")))
col = ECOLOR_HILITE;
break;
case einfo_bracket:
if (! (col = getenv ("EINFO_BRACKET")))
col = EINFO_BRACKET;
case ecolor_bracket:
if (! (col = getenv ("ECOLOR_BRACKET")))
col = ECOLOR_BRACKET;
break;
case einfo_normal:
col = EINFO_NORMAL;
case ecolor_normal:
col = ECOLOR_NORMAL;
break;
}
return (col);
}
hidden_def(ecolor)
#define EINFOVN(_file, _color) \
if (colour_terminal ()) \
fprintf (_file, " %s*%s ", ecolor (_color), ecolor (einfo_normal)); \
else \
fprintf (_file, " * "); \
fprintf (_file, " %s*%s ", ecolor (_color), ecolor (ecolor_normal)); \
retval += _eindent (_file); \
{ \
va_list _ap; \
@ -442,13 +451,13 @@ retval += _eindent (_file); \
va_end (_ap); \
} \
if (colour_terminal ()) \
fprintf (_file, "\033[K");
fprintf (_file, ECOLOR_FLUSH);
static int _einfovn (const char *fmt, va_list ap)
{
int retval = 0;
EINFOVN (stdout, einfo_good);
EINFOVN (stdout, ecolor_good);
return (retval);
}
@ -456,7 +465,7 @@ static int _ewarnvn (const char *fmt, va_list ap)
{
int retval = 0;
EINFOVN (stdout, einfo_warn);
EINFOVN (stdout, ecolor_warn);
return (retval);
}
@ -464,7 +473,7 @@ static int _eerrorvn (const char *fmt, va_list ap)
{
int retval = 0;
EINFOVN (stderr, einfo_bad);
EINFOVN (stderr, ecolor_bad);
return (retval);
}
@ -637,15 +646,15 @@ static void _eend (int col, einfo_color_t color, const char *msg)
if (! msg)
return;
if (color == einfo_bad)
if (color == ecolor_bad)
fp = stderr;
cols = get_term_columns () - (strlen (msg) + 6);
if (cols > 0 && colour_terminal ()) {
fprintf (fp, "\033[A\033[%dC %s[ %s%s %s]%s\n", cols,
ecolor (einfo_bracket), ecolor (color), msg,
ecolor (einfo_bracket), ecolor (einfo_normal));
ecolor (ecolor_bracket), ecolor (color), msg,
ecolor (ecolor_bracket), ecolor (ecolor_normal));
} else {
for (i = -1; i < cols - col; i++)
fprintf (fp, " ");
@ -682,7 +691,9 @@ static int _do_eend (const char *cmd, int retval, const char *fmt, va_list ap)
fprintf (fp, "\n");
}
_eend (col, retval == 0 ? einfo_good : einfo_bad, retval == 0 ? OK : NOT_OK);
_eend (col,
retval == 0 ? ecolor_good : ecolor_bad,
retval == 0 ? OK : NOT_OK);
return (retval);
}

18
src/rc-status.c
View File

@ -18,34 +18,34 @@
static void print_level (char *level)
{
printf ("Runlevel: ");
PEINFO_HILITE;
printf ("%s\n", level);
PEINFO_NORMAL;
printf ("Runlevel: %s%s%s\n",
ecolor (ecolor_hilite),
level,
ecolor (ecolor_normal));
}
static void print_service (char *service)
{
char status[10];
int cols = printf (" %s\n", service);
einfo_color_t color = einfo_bad;
einfo_color_t color = ecolor_bad;
if (rc_service_state (service, rc_service_stopping))
snprintf (status, sizeof (status), "stopping ");
else if (rc_service_state (service, rc_service_starting)) {
snprintf (status, sizeof (status), "starting ");
color = einfo_warn;
color = ecolor_warn;
} else if (rc_service_state (service, rc_service_inactive)) {
snprintf (status, sizeof (status), "inactive ");
color = einfo_warn;
color = ecolor_warn;
} else if (geteuid () == 0 && rc_service_state (service, rc_service_crashed))
snprintf (status, sizeof (status), " crashed ");
else if (rc_service_state (service, rc_service_started)) {
snprintf (status, sizeof (status), " started ");
color = einfo_good;
color = ecolor_good;
} else if (rc_service_state (service, rc_service_scheduled)) {
snprintf (status, sizeof (status), "scheduled");
color = einfo_warn;
color = ecolor_warn;
} else
snprintf (status, sizeof (status), " stopped ");
ebracket (cols, color, status);

32
src/rc.c
View File

@ -114,6 +114,17 @@ static int do_e (int argc, char **argv)
char *p;
char *fmt = NULL;
if (strcmp (applet, "eval_ecolors") == 0) {
printf ("GOOD='%s'\nWARN='%s'\nBAD='%s'\nHILITE='%s'\nBRACKET='%s'\nNORMAL='%s'\n",
ecolor (ecolor_good),
ecolor (ecolor_warn),
ecolor (ecolor_bad),
ecolor (ecolor_hilite),
ecolor (ecolor_bracket),
ecolor (ecolor_normal));
exit (EXIT_SUCCESS);
}
if (strcmp (applet, "eend") == 0 ||
strcmp (applet, "ewend") == 0 ||
strcmp (applet, "veend") == 0 ||
@ -497,8 +508,6 @@ int main (int argc, char **argv)
exit (rc_runlevel_starting () ? 0 : 1);
else if (strcmp (applet, "is_runlevel_stop") == 0)
exit (rc_runlevel_stopping () ? 0 : 1);
else if (strcmp (applet, "color_terminal") == 0)
exit (colour_terminal () ? 0 : 1);
if (strcmp (applet, "rc" ) != 0)
eerrorx ("%s: unknown applet", applet);
@ -578,19 +587,14 @@ int main (int argc, char **argv)
uname (&uts);
printf ("\n");
PEINFO_GOOD;
printf (" Gentoo/%s; ", uts.sysname);
PEINFO_BRACKET;
printf ("http://www.gentoo.org/");
PEINFO_NORMAL;
printf ("\n Copyright 1999-2007 Gentoo Foundation; "
"Distributed under the GPLv2\n\n");
printf (" %sGentoo/%s; %shttp://www.gentoo.org/%s"
"\n Copyright 1999-2007 Gentoo Foundation; "
"Distributed under the GPLv2\n\n",
ecolor (ecolor_good), uts.sysname, ecolor (ecolor_bracket),
ecolor (ecolor_normal));
printf ("Press ");
PEINFO_GOOD;
printf ("I");
PEINFO_NORMAL;
printf (" to enter interactive boot mode\n\n");
printf ("Press %sI%s to enter interactive boot mode\n\n",
ecolor (ecolor_good), ecolor (ecolor_normal));
setenv ("RC_SOFTLEVEL", newlevel, 1);
rc_plugin_run (rc_hook_runlevel_start_in, newlevel);