/* $OpenBSD: lib_traceatr.c,v 1.6 2010/01/12 23:22:07 nicm Exp $ */ /**************************************************************************** * Copyright (c) 1998-2007,2008 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 1992,1995 * * and: Eric S. Raymond * ****************************************************************************/ /* * lib_traceatr.c - Tracing/Debugging routines (attributes) */ #include #include /* acs_chars */ MODULE_ID("$Id: lib_traceatr.c,v 1.6 2010/01/12 23:22:07 nicm 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) strlcpy(my_buffer[my_select], "default", _nc_globals_traceatr_color_buf_size); else snprintf(my_buffer[my_select], _nc_globals_traceatr_color_buf_size, "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) { 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; char temp[80]; char *result = _nc_trace_buf(bufnum, BUFSIZ); if (result != 0) { unsigned save_nc_tracing = _nc_tracing; _nc_tracing = 0; strlcpy(result, l_brace, BUFSIZ); for (n = 0; n < SIZEOF(names); n++) { if ((newmode & names[n].val) != 0) { if (result[1] != '\0') result = _nc_trace_bufcat(bufnum, "|"); result = _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) snprintf(temp, sizeof(temp), "{%d}", pairnum); #else short fg, bg; if (pair_content(pairnum, &fg, &bg) == OK) { (void) snprintf(temp, sizeof(temp), "{%d = {%s, %s}}", pairnum, COLOR_OF(fg), COLOR_OF(bg)); } else { (void) snprintf(temp, sizeof(temp), "{%d}", pairnum); } #endif result = _nc_trace_bufcat(bufnum, temp); } } } if (ChAttrOf(newmode) == A_NORMAL) { if (result != 0 && result[1] != '\0') (void) _nc_trace_bufcat(bufnum, "|"); (void) _nc_trace_bufcat(bufnum, "A_NORMAL"); } _nc_tracing = save_nc_tracing; result = _nc_trace_bufcat(bufnum, r_brace); } return result; } 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; 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} }; const char *result = 0; if ((attr & A_ALTCHARSET) && (acs_chars != 0)) { char *cp; char *found = 0; 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; char *result = _nc_trace_buf(bufnum, BUFSIZ); if (result != 0) { strlcpy(result, l_brace, BUFSIZ); if ((found = _nc_altcharset_name(ChAttrOf(ch), ch)) != 0) { (void) _nc_trace_bufcat(bufnum, found); } else (void) _nc_trace_bufcat(bufnum, _nc_tracechar(SP, (int) ChCharOf(ch))); if (ChAttrOf(ch) != A_NORMAL) { (void) _nc_trace_bufcat(bufnum, " | "); (void) _nc_trace_bufcat(bufnum, _traceattr2(bufnum + 20, ChAttrOf(ch))); } result = _nc_trace_bufcat(bufnum, r_brace); } return result; } 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 *result = _nc_trace_buf(bufnum, BUFSIZ); attr_t attr; const char *found; if (result != 0) { strlcpy(result, l_brace, BUFSIZ); 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, _nc_tracechar(SP, 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, _nc_tracechar(SP, 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)); } } result = _nc_trace_bufcat(bufnum, r_brace); } return result; } NCURSES_EXPORT(char *) _tracecchar_t(const cchar_t *ch) { return _tracecchar_t2(0, ch); } #endif #else EMPTY_MODULE(_nc_lib_traceatr) #endif /* TRACE */