From: Florian Forster Date: Wed, 24 Sep 2014 23:55:36 +0000 (-0700) Subject: Merge branch 'ab/prettyping' X-Git-Tag: liboping-1.7.0~5 X-Git-Url: https://git.octo.it/?a=commitdiff_plain;h=4710e5477bfa3902b5f5600475ea21c44fabf446;hp=7387822550ef3fc7ce41be58b858b2379f5b94dd;p=liboping.git Merge branch 'ab/prettyping' --- diff --git a/configure.ac b/configure.ac index de0a8b0..f9be869 100644 --- a/configure.ac +++ b/configure.ac @@ -48,7 +48,7 @@ LT_INIT([dlopen]) # Checks for header files. AC_HEADER_STDC AC_HEADER_TIME -AC_CHECK_HEADERS([math.h signal.h fcntl.h inttypes.h netdb.h stdint.h stdlib.h string.h sys/socket.h sys/time.h unistd.h]) +AC_CHECK_HEADERS([math.h signal.h fcntl.h inttypes.h netdb.h stdint.h stdlib.h string.h sys/socket.h sys/time.h unistd.h locale.h langinfo.h]) # This sucks, but what can I do..? AC_CHECK_HEADERS(netinet/in_systm.h, [], [], @@ -185,11 +185,25 @@ AC_CHECK_FUNCS(nanosleep, [], AC_MSG_ERROR(cannot find nanosleep))) AM_CONDITIONAL(BUILD_WITH_LIBRT, test "x$nanosleep_needs_rt" = "xyes") -with_ncurses="yes" -AC_CHECK_HEADERS(ncurses.h, [with_ncurses="yes"], [with_ncurses="no"]) +with_ncurses="no" +AC_CHECK_HEADERS(ncursesw/ncurses.h ncurses.h, [with_ncurses="yes"], []) if test "x$with_ncurses" = "xyes" then - AC_CHECK_LIB(ncurses, mvwprintw, [with_ncurses="yes"], [with_ncurses="no"]) + have_ncursesw="no" + have_ncurses="no" + NCURSES_LIB="" + + AC_CHECK_LIB(ncursesw, mvwprintw, [have_ncursesw="yes"], [have_ncursesw="no"]) + AC_CHECK_LIB(ncurses, mvwprintw, [have_ncurses="yes"], [have_ncurses="no"]) + + if test "x$have_ncursesw" = "xyes"; then + NCURSES_LIB="-lncursesw" + else if test "x$have_ncurses" = "xyes"; then + NCURSES_LIB="-lncurses" + else + with_ncurses="no" + fi; fi + AC_SUBST(NCURSES_LIB) fi AM_CONDITIONAL(BUILD_WITH_LIBNCURSES, test "x$with_ncurses" = "xyes") diff --git a/src/Makefile.am b/src/Makefile.am index 1326783..844e0a4 100644 --- a/src/Makefile.am +++ b/src/Makefile.am @@ -46,7 +46,7 @@ bin_PROGRAMS += noping noping_SOURCES = oping.c noping_CPPFLAGS = $(AM_CPPFLAGS) -DUSE_NCURSES=1 -noping_LDADD = liboping.la -lm -lncurses +noping_LDADD = liboping.la -lm $(NCURSES_LIB) if BUILD_WITH_LIBRT noping_LDADD += -lrt endif diff --git a/src/mans/oping.pod b/src/mans/oping.pod index 56712fd..aedb728 100644 --- a/src/mans/oping.pod +++ b/src/mans/oping.pod @@ -166,6 +166,11 @@ I (ECN), even if the deprecated I (ToS) aliases were used to specify the bits of outgoing packets. +=item B<-u>|B<-U> + +I B<-u> forces UTF-8 output, B<-U> disables UTF-8 output. If +neither is given, the codeset is automatically determined from the locale. + =back =head1 COLORS diff --git a/src/oping.c b/src/oping.c index caf655f..b3beeb0 100644 --- a/src/oping.c +++ b/src/oping.c @@ -74,13 +74,52 @@ #include #endif +#include +#include + #if USE_NCURSES # define NCURSES_OPAQUE 1 -# include +/* http://newsgroups.derkeiler.com/Archive/Rec/rec.games.roguelike.development/2010-09/msg00050.html */ +# define _X_OPEN_SOURCE_EXTENDED + +# if HAVE_NCURSESW_NCURSES_H +# include +# elif HAVE_NCURSES_H +# include +# endif # define OPING_GREEN 1 # define OPING_YELLOW 2 # define OPING_RED 3 +# define OPING_GREEN_HIST 4 +# define OPING_YELLOW_HIST 5 +# define OPING_RED_HIST 6 + +static char const * const hist_symbols_utf8[] = { + "▁", "▂", "▃", "▄", "▅", "▆", "▇", "█" }; +static size_t const hist_symbols_utf8_num = sizeof (hist_symbols_utf8) + / sizeof (hist_symbols_utf8[0]); + +/* scancodes for 6 levels of horizontal bars, ncurses-specific */ +/* those are not the usual constants because those are not constant */ +static int const hist_symbols_acs[] = { + 115, /* ACS_S9 "⎽" */ + 114, /* ACS_S7 "⎼" */ + 113, /* ACS_S5 "─" */ + 112, /* ACS_S3 "⎻" */ + 111 /* ACS_S1 "⎺" */ +}; +static size_t const hist_symbols_acs_num = sizeof (hist_symbols_acs) + / sizeof (hist_symbols_acs[0]); + +/* use different colors without a background for scancodes */ +static int const hist_colors_utf8[] = { + OPING_GREEN_HIST, OPING_YELLOW_HIST, OPING_RED_HIST }; +static int const hist_colors_acs[] = { + OPING_GREEN, OPING_YELLOW, OPING_RED }; +/* assuming that both arrays are the same size */ +static size_t const hist_colors_num = sizeof (hist_colors_utf8) + / sizeof (hist_colors_utf8[0]); #endif #include "oping.h" @@ -125,6 +164,9 @@ static char *opt_filename = NULL; static int opt_count = -1; static int opt_send_ttl = 64; static uint8_t opt_send_qos = 0; +#if USE_NCURSES +static int opt_utf8 = 0; +#endif static int host_num = 0; @@ -269,6 +311,9 @@ static void usage_exit (const char *name, int status) /* {{{ */ " -I srcaddr source address\n" " -D device outgoing interface name\n" " -f filename filename to read hosts from\n" +#if USE_NCURSES + " -u / -U force / disable UTF-8 output\n" +#endif "\noping "PACKAGE_VERSION", http://verplant.org/liboping/\n" "by Florian octo Forster \n" @@ -471,7 +516,11 @@ static int read_options (int argc, char **argv) /* {{{ */ while (1) { - optchar = getopt (argc, argv, "46c:hi:I:t:Q:f:D:"); + optchar = getopt (argc, argv, "46c:hi:I:t:Q:f:D:" +#if USE_NCURSES + "uU" +#endif + ); if (optchar == -1) break; @@ -542,6 +591,15 @@ static int read_options (int argc, char **argv) /* {{{ */ set_opt_send_qos (optarg); break; +#if USE_NCURSES + case 'u': + opt_utf8 = 2; + break; + case 'U': + opt_utf8 = 1; + break; +#endif + case 'h': usage_exit (argv[0], 0); break; @@ -601,12 +659,120 @@ static void time_calc (struct timespec *ts_dest, /* {{{ */ } /* }}} void time_calc */ #if USE_NCURSES -static int update_stats_from_context (ping_context_t *ctx) /* {{{ */ +static _Bool has_utf8() /* {{{ */ +{ +# if HAVE_NCURSESW_NCURSES_H + if (!opt_utf8) + { + /* Automatically determine */ + if (strcasecmp ("UTF-8", nl_langinfo (CODESET)) == 0) + opt_utf8 = 2; + else + opt_utf8 = 1; + } + return ((_Bool) (opt_utf8 - 1)); +# else + return (0); +# endif +} /* }}} _Bool has_utf8 */ + +static int update_prettyping_graph (ping_context_t *ctx, /* {{{ */ + double latency, unsigned int sequence) +{ + int color = OPING_RED; + char const *symbol = "!"; + int symbolc = '!'; + + int x_max; + int x_pos; + + x_max = getmaxx (ctx->window); + x_pos = ((sequence - 1) % (x_max - 4)) + 2; + + if (latency >= 0.0) + { + double ratio; + + size_t symbols_num = hist_symbols_acs_num; + size_t colors_num = 1; + + size_t index_symbols; + size_t index_colors; + size_t intensity; + + /* latency is in milliseconds, opt_interval is in seconds. */ + ratio = (latency * 0.001) / opt_interval; + if (ratio > 1) { + ratio = 1.0; + } + + if (has_utf8 ()) + symbols_num = hist_symbols_utf8_num; + + if (has_colors () == TRUE) + colors_num = hist_colors_num; + + intensity = (size_t) (ratio * ((double) (symbols_num * colors_num))); + if (intensity >= (symbols_num * colors_num)) + intensity = (symbols_num * colors_num) - 1; + + index_symbols = intensity % symbols_num; + assert (index_symbols < symbols_num); + + index_colors = intensity / symbols_num; + assert (index_colors < colors_num); + + if (has_utf8()) + { + color = hist_colors_utf8[index_colors]; + symbol = hist_symbols_utf8[index_symbols]; + } + else + { + color = hist_colors_acs[index_colors]; + symbolc = hist_symbols_acs[index_symbols] | A_ALTCHARSET; + } + } + else /* if (!(latency >= 0.0)) */ + wattron (ctx->window, A_BOLD); + + if (has_colors () == TRUE) + wattron (ctx->window, COLOR_PAIR(color)); + + if (has_utf8()) + mvwprintw (ctx->window, /* y = */ 3, /* x = */ x_pos, symbol); + else + mvwaddch (ctx->window, /* y = */ 3, /* x = */ x_pos, symbolc); + + if (has_colors () == TRUE) + wattroff (ctx->window, COLOR_PAIR(color)); + + /* Use negation here to handle NaN correctly. */ + if (!(latency >= 0.0)) + wattroff (ctx->window, A_BOLD); + + wprintw (ctx->window, " "); + return (0); +} /* }}} int update_prettyping_graph */ + +static int update_stats_from_context (ping_context_t *ctx, pingobj_iter_t *iter) /* {{{ */ { + double latency = -1.0; + size_t buffer_len = sizeof (latency); + + ping_iterator_get_info (iter, PING_INFO_LATENCY, + &latency, &buffer_len); + + unsigned int sequence = 0; + buffer_len = sizeof (sequence); + ping_iterator_get_info (iter, PING_INFO_SEQUENCE, + &sequence, &buffer_len); + + if ((ctx == NULL) || (ctx->window == NULL)) return (EINVAL); - werase (ctx->window); + /* werase (ctx->window); */ box (ctx->window, 0, 0); wattron (ctx->window, A_BOLD); @@ -636,6 +802,8 @@ static int update_stats_from_context (ping_context_t *ctx) /* {{{ */ deviation); } + update_prettyping_graph (ctx, latency, sequence); + wrefresh (ctx->window); return (0); @@ -652,7 +820,7 @@ static int on_resize (pingobj_t *ping) /* {{{ */ if ((height < 1) || (width < 1)) return (EINVAL); - main_win_height = height - (4 * host_num); + main_win_height = height - (5 * host_num); wresize (main_win, main_win_height, /* width = */ width); /* Allow scrolling */ scrollok (main_win, TRUE); @@ -676,9 +844,9 @@ static int on_resize (pingobj_t *ping) /* {{{ */ delwin (context->window); context->window = NULL; } - context->window = newwin (/* height = */ 4, + context->window = newwin (/* height = */ 5, /* width = */ width, - /* y = */ main_win_height + (4 * context->index), + /* y = */ main_win_height + (5 * context->index), /* x = */ 0); } @@ -726,9 +894,12 @@ static int pre_loop_hook (pingobj_t *ping) /* {{{ */ init_pair (OPING_GREEN, COLOR_GREEN, /* default = */ 0); init_pair (OPING_YELLOW, COLOR_YELLOW, /* default = */ 0); init_pair (OPING_RED, COLOR_RED, /* default = */ 0); + init_pair (OPING_GREEN_HIST, COLOR_GREEN, COLOR_BLACK); + init_pair (OPING_YELLOW_HIST, COLOR_YELLOW, COLOR_GREEN); + init_pair (OPING_RED_HIST, COLOR_RED, COLOR_YELLOW); } - main_win_height = height - (4 * host_num); + main_win_height = height - (5 * host_num); main_win = newwin (/* height = */ main_win_height, /* width = */ width, /* y = */ 0, /* x = */ 0); @@ -755,9 +926,9 @@ static int pre_loop_hook (pingobj_t *ping) /* {{{ */ delwin (context->window); context->window = NULL; } - context->window = newwin (/* height = */ 4, + context->window = newwin (/* height = */ 5, /* width = */ width, - /* y = */ main_win_height + (4 * context->index), + /* y = */ main_win_height + (5 * context->index), /* x = */ 0); } @@ -950,7 +1121,7 @@ static void update_host_hook (pingobj_iter_t *iter, /* {{{ */ } #if USE_NCURSES - update_stats_from_context (context); + update_stats_from_context (context, iter); wrefresh (main_win); #endif } /* }}} void update_host_hook */ @@ -1030,6 +1201,7 @@ int main (int argc, char **argv) /* {{{ */ } #endif + setlocale(LC_ALL, ""); optind = read_options (argc, argv); #if !_POSIX_SAVED_IDS