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Diffstat (limited to 'ncurses/trace/lib_traceatr.c')
| -rw-r--r-- | ncurses/trace/lib_traceatr.c | 344 |
1 files changed, 344 insertions, 0 deletions
diff --git a/ncurses/trace/lib_traceatr.c b/ncurses/trace/lib_traceatr.c new file mode 100644 index 000000000000..108eb8b4d335 --- /dev/null +++ b/ncurses/trace/lib_traceatr.c @@ -0,0 +1,344 @@ +/**************************************************************************** + * Copyright (c) 1998-2006,2007 Free Software Foundation, Inc. * + * * + * Permission is hereby granted, free of charge, to any person obtaining a * + * copy of this software and associated documentation files (the * + * "Software"), to deal in the Software without restriction, including * + * without limitation the rights to use, copy, modify, merge, publish, * + * distribute, distribute with modifications, sublicense, and/or sell * + * copies of the Software, and to permit persons to whom the Software is * + * furnished to do so, subject to the following conditions: * + * * + * The above copyright notice and this permission notice shall be included * + * in all copies or substantial portions of the Software. * + * * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS * + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. * + * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, * + * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR * + * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR * + * THE USE OR OTHER DEALINGS IN THE SOFTWARE. * + * * + * Except as contained in this notice, the name(s) of the above copyright * + * holders shall not be used in advertising or otherwise to promote the * + * sale, use or other dealings in this Software without prior written * + * authorization. * + ****************************************************************************/ + +/**************************************************************************** + * Author: Thomas Dickey 1996-on * + * and: Zeyd M. Ben-Halim <zmbenhal@netcom.com> 1992,1995 * + * and: Eric S. Raymond <esr@snark.thyrsus.com> * + ****************************************************************************/ + +/* + * lib_traceatr.c - Tracing/Debugging routines (attributes) + */ + +#include <curses.priv.h> +#include <term.h> /* acs_chars */ + +MODULE_ID("$Id: lib_traceatr.c,v 1.59 2007/06/09 17:22:10 tom Exp $") + +#define COLOR_OF(c) ((c < 0) ? "default" : (c > 7 ? color_of(c) : colors[c].name)) + +#ifdef TRACE + +static const char l_brace[] = StringOf(L_BRACE); +static const char r_brace[] = StringOf(R_BRACE); + +#ifndef USE_TERMLIB + +#define my_buffer _nc_globals.traceatr_color_buf +#define my_select _nc_globals.traceatr_color_sel +#define my_cached _nc_globals.traceatr_color_last + +static char * +color_of(int c) +{ + if (c != my_cached) { + my_cached = c; + my_select = !my_select; + if (c == COLOR_DEFAULT) + strcpy(my_buffer[my_select], "default"); + else + sprintf(my_buffer[my_select], "color%d", c); + } + return my_buffer[my_select]; +} + +#undef my_buffer +#undef my_select +#endif /* !USE_TERMLIB */ + +NCURSES_EXPORT(char *) +_traceattr2(int bufnum, chtype newmode) +{ + char *buf = _nc_trace_buf(bufnum, BUFSIZ); + char temp[80]; + static const struct { + unsigned int val; + const char *name; + } names[] = + { + /* *INDENT-OFF* */ + { A_STANDOUT, "A_STANDOUT" }, + { A_UNDERLINE, "A_UNDERLINE" }, + { A_REVERSE, "A_REVERSE" }, + { A_BLINK, "A_BLINK" }, + { A_DIM, "A_DIM" }, + { A_BOLD, "A_BOLD" }, + { A_ALTCHARSET, "A_ALTCHARSET" }, + { A_INVIS, "A_INVIS" }, + { A_PROTECT, "A_PROTECT" }, + { A_CHARTEXT, "A_CHARTEXT" }, + { A_NORMAL, "A_NORMAL" }, + { A_COLOR, "A_COLOR" }, + /* *INDENT-ON* */ + + } +#ifndef USE_TERMLIB + , + colors[] = + { + /* *INDENT-OFF* */ + { COLOR_BLACK, "COLOR_BLACK" }, + { COLOR_RED, "COLOR_RED" }, + { COLOR_GREEN, "COLOR_GREEN" }, + { COLOR_YELLOW, "COLOR_YELLOW" }, + { COLOR_BLUE, "COLOR_BLUE" }, + { COLOR_MAGENTA, "COLOR_MAGENTA" }, + { COLOR_CYAN, "COLOR_CYAN" }, + { COLOR_WHITE, "COLOR_WHITE" }, + /* *INDENT-ON* */ + + } +#endif /* !USE_TERMLIB */ + ; + size_t n; + unsigned save_nc_tracing = _nc_tracing; + _nc_tracing = 0; + + strcpy(buf, l_brace); + + for (n = 0; n < SIZEOF(names); n++) { + if ((newmode & names[n].val) != 0) { + if (buf[1] != '\0') + buf = _nc_trace_bufcat(bufnum, "|"); + buf = _nc_trace_bufcat(bufnum, names[n].name); + + if (names[n].val == A_COLOR) { + short pairnum = PAIR_NUMBER(newmode); +#ifdef USE_TERMLIB + /* pair_content lives in libncurses */ + (void) sprintf(temp, "{%d}", pairnum); +#else + short fg, bg; + + if (pair_content(pairnum, &fg, &bg) == OK) { + (void) sprintf(temp, + "{%d = {%s, %s}}", + pairnum, + COLOR_OF(fg), + COLOR_OF(bg)); + } else { + (void) sprintf(temp, "{%d}", pairnum); + } +#endif + buf = _nc_trace_bufcat(bufnum, temp); + } + } + } + if (ChAttrOf(newmode) == A_NORMAL) { + if (buf[1] != '\0') + (void) _nc_trace_bufcat(bufnum, "|"); + (void) _nc_trace_bufcat(bufnum, "A_NORMAL"); + } + + _nc_tracing = save_nc_tracing; + return (_nc_trace_bufcat(bufnum, r_brace)); +} + +NCURSES_EXPORT(char *) +_traceattr(attr_t newmode) +{ + return _traceattr2(0, newmode); +} + +/* Trace 'int' return-values */ +NCURSES_EXPORT(attr_t) +_nc_retrace_attr_t(attr_t code) +{ + T((T_RETURN("%s"), _traceattr(code))); + return code; +} + +const char * +_nc_altcharset_name(attr_t attr, chtype ch) +{ + typedef struct { + unsigned int val; + const char *name; + } ALT_NAMES; + + const char *result = 0; + + if ((attr & A_ALTCHARSET) && (acs_chars != 0)) { + char *cp; + char *found = 0; + /* *INDENT-OFF* */ + static const ALT_NAMES names[] = + { + { 'l', "ACS_ULCORNER" }, /* upper left corner */ + { 'm', "ACS_LLCORNER" }, /* lower left corner */ + { 'k', "ACS_URCORNER" }, /* upper right corner */ + { 'j', "ACS_LRCORNER" }, /* lower right corner */ + { 't', "ACS_LTEE" }, /* tee pointing right */ + { 'u', "ACS_RTEE" }, /* tee pointing left */ + { 'v', "ACS_BTEE" }, /* tee pointing up */ + { 'w', "ACS_TTEE" }, /* tee pointing down */ + { 'q', "ACS_HLINE" }, /* horizontal line */ + { 'x', "ACS_VLINE" }, /* vertical line */ + { 'n', "ACS_PLUS" }, /* large plus or crossover */ + { 'o', "ACS_S1" }, /* scan line 1 */ + { 's', "ACS_S9" }, /* scan line 9 */ + { '`', "ACS_DIAMOND" }, /* diamond */ + { 'a', "ACS_CKBOARD" }, /* checker board (stipple) */ + { 'f', "ACS_DEGREE" }, /* degree symbol */ + { 'g', "ACS_PLMINUS" }, /* plus/minus */ + { '~', "ACS_BULLET" }, /* bullet */ + { ',', "ACS_LARROW" }, /* arrow pointing left */ + { '+', "ACS_RARROW" }, /* arrow pointing right */ + { '.', "ACS_DARROW" }, /* arrow pointing down */ + { '-', "ACS_UARROW" }, /* arrow pointing up */ + { 'h', "ACS_BOARD" }, /* board of squares */ + { 'i', "ACS_LANTERN" }, /* lantern symbol */ + { '0', "ACS_BLOCK" }, /* solid square block */ + { 'p', "ACS_S3" }, /* scan line 3 */ + { 'r', "ACS_S7" }, /* scan line 7 */ + { 'y', "ACS_LEQUAL" }, /* less/equal */ + { 'z', "ACS_GEQUAL" }, /* greater/equal */ + { '{', "ACS_PI" }, /* Pi */ + { '|', "ACS_NEQUAL" }, /* not equal */ + { '}', "ACS_STERLING" }, /* UK pound sign */ + { '\0', (char *) 0 } + }; + /* *INDENT-OFF* */ + const ALT_NAMES *sp; + + for (cp = acs_chars; cp[0] && cp[1]; cp += 2) { + if (ChCharOf(cp[1]) == ChCharOf(ch)) { + found = cp; + /* don't exit from loop - there may be redefinitions */ + } + } + + if (found != 0) { + ch = ChCharOf(*found); + for (sp = names; sp->val; sp++) + if (sp->val == ch) { + result = sp->name; + break; + } + } + } + return result; +} + +NCURSES_EXPORT(char *) +_tracechtype2(int bufnum, chtype ch) +{ + const char *found; + + strcpy(_nc_trace_buf(bufnum, BUFSIZ), l_brace); + if ((found = _nc_altcharset_name(ChAttrOf(ch), ch)) != 0) { + (void) _nc_trace_bufcat(bufnum, found); + } else + (void) _nc_trace_bufcat(bufnum, _tracechar((int)ChCharOf(ch))); + + if (ChAttrOf(ch) != A_NORMAL) { + (void) _nc_trace_bufcat(bufnum, " | "); + (void) _nc_trace_bufcat(bufnum, + _traceattr2(bufnum + 20, ChAttrOf(ch))); + } + + return (_nc_trace_bufcat(bufnum, r_brace)); +} + +NCURSES_EXPORT(char *) +_tracechtype (chtype ch) +{ + return _tracechtype2(0, ch); +} + +/* Trace 'chtype' return-values */ +NCURSES_EXPORT(chtype) +_nc_retrace_chtype (chtype code) +{ + T((T_RETURN("%s"), _tracechtype(code))); + return code; +} + +#if USE_WIDEC_SUPPORT +NCURSES_EXPORT(char *) +_tracecchar_t2 (int bufnum, const cchar_t *ch) +{ + char *buf = _nc_trace_buf(bufnum, BUFSIZ); + attr_t attr; + const char *found; + + strcpy(buf, l_brace); + if (ch != 0) { + attr = AttrOfD(ch); + if ((found = _nc_altcharset_name(attr, (chtype) CharOfD(ch))) != 0) { + (void) _nc_trace_bufcat(bufnum, found); + attr &= ~A_ALTCHARSET; + } else if (isWidecExt(CHDEREF(ch))) { + (void) _nc_trace_bufcat(bufnum, "{NAC}"); + attr &= ~A_CHARTEXT; + } else { + PUTC_DATA; + int n; + + PUTC_INIT; + (void) _nc_trace_bufcat(bufnum, "{ "); + for (PUTC_i = 0; PUTC_i < CCHARW_MAX; ++PUTC_i) { + PUTC_ch = ch->chars[PUTC_i]; + if (PUTC_ch == L'\0') + break; + PUTC_n = wcrtomb(PUTC_buf, ch->chars[PUTC_i], &PUT_st); + if (PUTC_n <= 0) { + if (PUTC_ch != L'\0') { + /* it could not be a multibyte sequence */ + (void) _nc_trace_bufcat(bufnum, _tracechar(UChar(ch->chars[PUTC_i]))); + } + break; + } + for (n = 0; n < PUTC_n; n++) { + if (n) + (void) _nc_trace_bufcat(bufnum, ", "); + (void) _nc_trace_bufcat(bufnum, _tracechar(UChar(PUTC_buf[n]))); + } + } + (void) _nc_trace_bufcat(bufnum, " }"); + } + if (attr != A_NORMAL) { + (void) _nc_trace_bufcat(bufnum, " | "); + (void) _nc_trace_bufcat(bufnum, _traceattr2(bufnum + 20, attr)); + } + } + + return (_nc_trace_bufcat(bufnum, r_brace)); +} + +NCURSES_EXPORT(char *) +_tracecchar_t (const cchar_t *ch) +{ + return _tracecchar_t2(0, ch); +} +#endif + +#else +empty_module(_nc_lib_traceatr) +#endif /* TRACE */ |