X-Git-Url: http://ncurses.scripts.mit.edu/?p=ncurses.git;a=blobdiff_plain;f=ncurses%2Ftinfo%2Flib_tparm.c;h=970114107c9b4ab3b59bb696c134a535fbf438a5;hp=b17e9522dbcfd3d10f2ef07c2b399d0a84c61baf;hb=aed072e27e60c2abc5ac0ab8113aacf9b4908d50;hpb=91fa4688e82518794fcf0c32a36f3fcca5e4c2d5 diff --git a/ncurses/tinfo/lib_tparm.c b/ncurses/tinfo/lib_tparm.c index b17e9522..97011410 100644 --- a/ncurses/tinfo/lib_tparm.c +++ b/ncurses/tinfo/lib_tparm.c @@ -1,5 +1,5 @@ /**************************************************************************** - * Copyright (c) 1998-2011,2012 Free Software Foundation, Inc. * + * Copyright (c) 1998-2016,2017 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 * @@ -42,7 +42,7 @@ #include #include -MODULE_ID("$Id: lib_tparm.c,v 1.87 2012/10/27 21:28:21 tom Exp $") +MODULE_ID("$Id: lib_tparm.c,v 1.104 2017/08/02 01:23:51 tom Exp $") /* * char * @@ -53,7 +53,7 @@ MODULE_ID("$Id: lib_tparm.c,v 1.87 2012/10/27 21:28:21 tom Exp $") * * Cursor addressing and other strings requiring parame- * ters in the terminal are described by a parameterized string - * capability, with like escapes %x in it. For example, to + * capability, with escapes like %x in it. For example, to * address the cursor, the cup capability is given, using two * parameters: the row and column to address to. (Rows and * columns are numbered from zero and refer to the physical @@ -107,6 +107,7 @@ MODULE_ID("$Id: lib_tparm.c,v 1.87 2012/10/27 21:28:21 tom Exp $") NCURSES_EXPORT_VAR(int) _nc_tparm_err = 0; #define TPS(var) _nc_prescreen.tparm_state.var +#define popcount _nc_popcount /* workaround for NetBSD 6.0 defect */ #if NO_LEAKS NCURSES_EXPORT(void) @@ -252,6 +253,9 @@ parse_format(const char *s, char *format, int *len) case 'x': /* FALLTHRU */ case 'X': /* FALLTHRU */ case 's': +#ifdef EXP_XTERM_1005 + case 'u': +#endif *format++ = *s; done = TRUE; break; @@ -322,6 +326,7 @@ parse_format(const char *s, char *format, int *len) #define isUPPER(c) ((c) >= 'A' && (c) <= 'Z') #define isLOWER(c) ((c) >= 'a' && (c) <= 'z') +#define tc_BUMP() if (level < 0 && number < 2) number++ /* * Analyze the string to see how many parameters we need from the varargs list, @@ -342,6 +347,7 @@ _nc_tparm_analyze(const char *string, char *p_is_s[NUM_PARM], int *popcount) int lastpop = -1; int len; int number = 0; + int level = -1; const char *cp = string; static char dummy[] = ""; @@ -371,22 +377,30 @@ _nc_tparm_analyze(const char *string, char *p_is_s[NUM_PARM], int *popcount) case 'x': /* FALLTHRU */ case 'X': /* FALLTHRU */ case 'c': /* FALLTHRU */ - if (lastpop <= 0) - number++; +#ifdef EXP_XTERM_1005 + case 'u': +#endif + if (lastpop <= 0) { + tc_BUMP(); + } + level -= 1; lastpop = -1; break; case 'l': case 's': - if (lastpop > 0) + if (lastpop > 0) { + level -= 1; p_is_s[lastpop - 1] = dummy; - ++number; + } + tc_BUMP(); break; case 'p': cp++; i = (UChar(*cp) - '0'); if (i >= 0 && i <= NUM_PARM) { + ++level; lastpop = i; if (lastpop > *popcount) *popcount = lastpop; @@ -394,20 +408,22 @@ _nc_tparm_analyze(const char *string, char *p_is_s[NUM_PARM], int *popcount) break; case 'P': - ++number; ++cp; break; case 'g': + ++level; cp++; break; case S_QUOTE: + ++level; cp += 2; lastpop = -1; break; case L_BRACE: + ++level; cp++; while (isdigit(UChar(*cp))) { cp++; @@ -427,14 +443,15 @@ _nc_tparm_analyze(const char *string, char *p_is_s[NUM_PARM], int *popcount) case '=': case '<': case '>': + tc_BUMP(); + level -= 1; /* pop 2, operate, push 1 */ lastpop = -1; - number += 2; break; case '!': case '~': + tc_BUMP(); lastpop = -1; - ++number; break; case 'i': @@ -465,6 +482,8 @@ tparam_internal(int use_TPARM_ARG, const char *string, va_list ap) int i; const char *cp = string; size_t len2; + bool termcap_hack; + bool incremented_two; if (cp == NULL) return NULL; @@ -481,6 +500,8 @@ tparam_internal(int use_TPARM_ARG, const char *string, va_list ap) if (TPS(fmt_buff) == 0) return NULL; + incremented_two = FALSE; + if (number > NUM_PARM) number = NUM_PARM; if (popcount > NUM_PARM) @@ -513,8 +534,9 @@ tparam_internal(int use_TPARM_ARG, const char *string, va_list ap) * style, which means tparam() will expand termcap strings OK. */ TPS(stack_ptr) = 0; + termcap_hack = FALSE; if (popcount == 0) { - popcount = number; + termcap_hack = TRUE; for (i = number - 1; i >= 0; i--) { if (p_is_s[i]) spush(p_is_s[i]); @@ -525,10 +547,16 @@ tparam_internal(int use_TPARM_ARG, const char *string, va_list ap) #ifdef TRACE if (USE_TRACEF(TRACE_CALLS)) { for (i = 0; i < num_args; i++) { - if (p_is_s[i] != 0) + if (p_is_s[i] != 0) { save_text(", %s", _nc_visbuf(p_is_s[i]), 0); - else + } else if ((long) param[i] > MAX_OF_TYPE(NCURSES_INT2) || + (long) param[i] < 0) { + _tracef("BUG: problem with tparm parameter #%d of %d", + i + 1, num_args); + break; + } else { save_number(", %d", (int) param[i], 0); + } } _tracef(T_CALLED("%s(%s%s)"), TPS(tname), _nc_visbuf(cp), TPS(out_buff)); TPS(out_used) = 0; @@ -560,8 +588,22 @@ tparam_internal(int use_TPARM_ARG, const char *string, va_list ap) save_char(npop()); break; +#ifdef EXP_XTERM_1005 + case 'u': + { + unsigned char target[10]; + unsigned source = (unsigned) npop(); + int rc = _nc_conv_to_utf8(target, source, (unsigned) + sizeof(target)); + int n; + for (n = 0; n < rc; ++n) { + save_char(target[n]); + } + } + break; +#endif case 'l': - save_number("%d", (int) strlen(spop()), 0); + npush((int) strlen(spop())); break; case 's': @@ -572,10 +614,11 @@ tparam_internal(int use_TPARM_ARG, const char *string, va_list ap) cp++; i = (UChar(*cp) - '1'); if (i >= 0 && i < NUM_PARM) { - if (p_is_s[i]) + if (p_is_s[i]) { spush(p_is_s[i]); - else + } else { npush((int) param[i]); + } } break; @@ -644,11 +687,15 @@ tparam_internal(int use_TPARM_ARG, const char *string, va_list ap) break; case 'A': - npush(npop() && npop()); + y = npop(); + x = npop(); + npush(y && x); break; case 'O': - npush(npop() || npop()); + y = npop(); + x = npop(); + npush(y || x); break; case '&': @@ -690,10 +737,26 @@ tparam_internal(int use_TPARM_ARG, const char *string, va_list ap) break; case 'i': - if (p_is_s[0] == 0) - param[0]++; - if (p_is_s[1] == 0) - param[1]++; + /* + * Increment the first two parameters -- if they are numbers + * rather than strings. As a side effect, assign into the + * stack; if this is termcap, then the stack was populated + * using the termcap hack above rather than via the terminfo + * 'p' case. + */ + if (!incremented_two) { + incremented_two = TRUE; + if (p_is_s[0] == 0) { + param[0]++; + if (termcap_hack) + TPS(stack)[0].data.num = (int) param[0]; + } + if (p_is_s[1] == 0) { + param[1]++; + if (termcap_hack) + TPS(stack)[1].data.num = (int) param[1]; + } + } break; case '?':