X-Git-Url: https://ncurses.scripts.mit.edu/?p=ncurses.git;a=blobdiff_plain;f=ncurses%2Ftinfo%2Fparse_entry.c;h=339c7c821648e315365cd1b252e022f9995259f6;hp=73c31cb1d59e0b7972e578d96e10e7c3aa48830d;hb=c885a3fdd089f784f17dd2e9c03d8eb774072dc9;hpb=c6540b9c89dda1a6a8bd681726831e8924176504 diff --git a/ncurses/tinfo/parse_entry.c b/ncurses/tinfo/parse_entry.c index 73c31cb1..339c7c82 100644 --- a/ncurses/tinfo/parse_entry.c +++ b/ncurses/tinfo/parse_entry.c @@ -1,5 +1,5 @@ /**************************************************************************** - * Copyright (c) 1998-2009,2010 Free Software Foundation, Inc. * + * Copyright (c) 1998-2012,2016 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 * @@ -47,7 +47,7 @@ #include #include -MODULE_ID("$Id: parse_entry.c,v 1.72 2010/01/23 17:57:43 tom Exp $") +MODULE_ID("$Id: parse_entry.c,v 1.81 2016/05/28 23:22:52 tom Exp $") #ifdef LINT static short const parametrized[] = @@ -145,27 +145,27 @@ _nc_extend_names(ENTRY * entryp, char *name, int token_type) case BOOLEAN: tp->ext_Booleans++; tp->num_Booleans++; - tp->Booleans = typeRealloc(NCURSES_SBOOL, tp->num_Booleans, tp->Booleans); + TYPE_REALLOC(NCURSES_SBOOL, tp->num_Booleans, tp->Booleans); for_each_value(tp->num_Booleans) tp->Booleans[last] = tp->Booleans[last - 1]; break; case NUMBER: tp->ext_Numbers++; tp->num_Numbers++; - tp->Numbers = typeRealloc(short, tp->num_Numbers, tp->Numbers); + TYPE_REALLOC(short, tp->num_Numbers, tp->Numbers); for_each_value(tp->num_Numbers) tp->Numbers[last] = tp->Numbers[last - 1]; break; case STRING: tp->ext_Strings++; tp->num_Strings++; - tp->Strings = typeRealloc(char *, tp->num_Strings, tp->Strings); + TYPE_REALLOC(char *, tp->num_Strings, tp->Strings); for_each_value(tp->num_Strings) tp->Strings[last] = tp->Strings[last - 1]; break; } actual = NUM_EXT_NAMES(tp); - tp->ext_Names = typeRealloc(char *, actual, tp->ext_Names); + TYPE_REALLOC(char *, actual, tp->ext_Names); while (--actual > offset) tp->ext_Names[actual] = tp->ext_Names[actual - 1]; tp->ext_Names[offset] = _nc_save_str(name); @@ -203,6 +203,8 @@ _nc_extend_names(ENTRY * entryp, char *name, int token_type) { bad_tc_usage = TRUE; \ _nc_warning("Legacy termcap allows only a trailing tc= clause"); } +#define MAX_NUMBER 0x7fff /* positive shorts only */ + NCURSES_EXPORT(int) _nc_parse_entry(struct entry *entryp, int literal, bool silent) { @@ -444,8 +446,12 @@ _nc_parse_entry(struct entry *entryp, int literal, bool silent) break; case NUMBER: - entryp->tterm.Numbers[entry_ptr->nte_index] = - (short) _nc_curr_token.tk_valnumber; + if (_nc_curr_token.tk_valnumber > MAX_NUMBER) { + entryp->tterm.Numbers[entry_ptr->nte_index] = MAX_NUMBER; + } else { + entryp->tterm.Numbers[entry_ptr->nte_index] = + (short) _nc_curr_token.tk_valnumber; + } break; case STRING: @@ -480,16 +486,16 @@ _nc_parse_entry(struct entry *entryp, int literal, bool silent) if (!literal) { if (_nc_syntax == SYN_TERMCAP) { bool has_base_entry = FALSE; - unsigned i; /* * Don't insert defaults if this is a `+' entry meant only * for inclusion in other entries (not sure termcap ever * had these, actually). */ - if (strchr(entryp->tterm.term_names, '+')) + if (strchr(entryp->tterm.term_names, '+')) { has_base_entry = TRUE; - else + } else { + unsigned i; /* * Otherwise, look for a base entry that will already * have picked up defaults via translation. @@ -497,6 +503,7 @@ _nc_parse_entry(struct entry *entryp, int literal, bool silent) for (i = 0; i < entryp->nuses; i++) if (!strchr((char *) entryp->uses[i].name, '+')) has_base_entry = TRUE; + } postprocess_termcap(&entryp->tterm, has_base_entry); } else @@ -511,9 +518,9 @@ NCURSES_EXPORT(int) _nc_capcmp(const char *s, const char *t) /* compare two string capabilities, stripping out padding */ { - if (!s && !t) + if (!VALID_STRING(s) && !VALID_STRING(t)) return (0); - else if (!s || !t) + else if (!VALID_STRING(s) || !VALID_STRING(t)) return (1); for (;;) { @@ -575,32 +582,32 @@ append_acs(string_desc * dst, int code, char *src) * list. For each capability, we may assume there is a keycap that sends the * string which is the value of that capability. */ +#define DATA(from, to) { { from }, { to } } typedef struct { - const char *from; - const char *to; + const char from[3]; + const char to[6]; } assoc; static assoc const ko_xlate[] = { - {"al", "kil1"}, /* insert line key -> KEY_IL */ - {"bt", "kcbt"}, /* back tab -> KEY_BTAB */ - {"cd", "ked"}, /* clear-to-eos key -> KEY_EOL */ - {"ce", "kel"}, /* clear-to-eol key -> KEY_EOS */ - {"cl", "kclr"}, /* clear key -> KEY_CLEAR */ - {"ct", "tbc"}, /* clear all tabs -> KEY_CATAB */ - {"dc", "kdch1"}, /* delete char -> KEY_DC */ - {"dl", "kdl1"}, /* delete line -> KEY_DL */ - {"do", "kcud1"}, /* down key -> KEY_DOWN */ - {"ei", "krmir"}, /* exit insert key -> KEY_EIC */ - {"ho", "khome"}, /* home key -> KEY_HOME */ - {"ic", "kich1"}, /* insert char key -> KEY_IC */ - {"im", "kIC"}, /* insert-mode key -> KEY_SIC */ - {"le", "kcub1"}, /* le key -> KEY_LEFT */ - {"nd", "kcuf1"}, /* nd key -> KEY_RIGHT */ - {"nl", "kent"}, /* new line key -> KEY_ENTER */ - {"st", "khts"}, /* set-tab key -> KEY_STAB */ - {"ta", CANCELLED_STRING}, - {"up", "kcuu1"}, /* up-arrow key -> KEY_UP */ - {(char *) 0, (char *) 0}, + DATA("al", "kil1"), /* insert line key -> KEY_IL */ + DATA("bt", "kcbt"), /* back tab -> KEY_BTAB */ + DATA("cd", "ked"), /* clear-to-eos key -> KEY_EOL */ + DATA("ce", "kel"), /* clear-to-eol key -> KEY_EOS */ + DATA("cl", "kclr"), /* clear key -> KEY_CLEAR */ + DATA("ct", "tbc"), /* clear all tabs -> KEY_CATAB */ + DATA("dc", "kdch1"), /* delete char -> KEY_DC */ + DATA("dl", "kdl1"), /* delete line -> KEY_DL */ + DATA("do", "kcud1"), /* down key -> KEY_DOWN */ + DATA("ei", "krmir"), /* exit insert key -> KEY_EIC */ + DATA("ho", "khome"), /* home key -> KEY_HOME */ + DATA("ic", "kich1"), /* insert char key -> KEY_IC */ + DATA("im", "kIC"), /* insert-mode key -> KEY_SIC */ + DATA("le", "kcub1"), /* le key -> KEY_LEFT */ + DATA("nd", "kcuf1"), /* nd key -> KEY_RIGHT */ + DATA("nl", "kent"), /* new line key -> KEY_ENTER */ + DATA("st", "khts"), /* set-tab key -> KEY_STAB */ + DATA("ta", ""), + DATA("up", "kcuu1"), /* up-arrow key -> KEY_UP */ }; /* @@ -654,27 +661,30 @@ postprocess_termcap(TERMTYPE *tp, bool has_base) if (WANTED(carriage_return)) { if (carriage_return_delay > 0) { - sprintf(buf, "%s$<%d>", C_CR, carriage_return_delay); + _nc_SPRINTF(buf, _nc_SLIMIT(sizeof(buf)) + "%s$<%d>", C_CR, carriage_return_delay); carriage_return = _nc_save_str(buf); } else carriage_return = _nc_save_str(C_CR); } if (WANTED(cursor_left)) { if (backspace_delay > 0) { - sprintf(buf, "%s$<%d>", C_BS, backspace_delay); + _nc_SPRINTF(buf, _nc_SLIMIT(sizeof(buf)) + "%s$<%d>", C_BS, backspace_delay); cursor_left = _nc_save_str(buf); } else if (backspaces_with_bs == 1) cursor_left = _nc_save_str(C_BS); else if (PRESENT(backspace_if_not_bs)) cursor_left = backspace_if_not_bs; } - /* vi doesn't use "do", but it does seems to use nl (or '\n') instead */ + /* vi doesn't use "do", but it does seem to use nl (or '\n') instead */ if (WANTED(cursor_down)) { if (PRESENT(linefeed_if_not_lf)) cursor_down = linefeed_if_not_lf; else if (linefeed_is_newline != 1) { if (new_line_delay > 0) { - sprintf(buf, "%s$<%d>", C_LF, new_line_delay); + _nc_SPRINTF(buf, _nc_SLIMIT(sizeof(buf)) + "%s$<%d>", C_LF, new_line_delay); cursor_down = _nc_save_str(buf); } else cursor_down = _nc_save_str(C_LF); @@ -685,7 +695,8 @@ postprocess_termcap(TERMTYPE *tp, bool has_base) cursor_down = linefeed_if_not_lf; else if (linefeed_is_newline != 1) { if (new_line_delay > 0) { - sprintf(buf, "%s$<%d>", C_LF, new_line_delay); + _nc_SPRINTF(buf, _nc_SLIMIT(sizeof(buf)) + "%s$<%d>", C_LF, new_line_delay); scroll_forward = _nc_save_str(buf); } else scroll_forward = _nc_save_str(C_LF); @@ -694,7 +705,8 @@ postprocess_termcap(TERMTYPE *tp, bool has_base) if (WANTED(newline)) { if (linefeed_is_newline == 1) { if (new_line_delay > 0) { - sprintf(buf, "%s$<%d>", C_LF, new_line_delay); + _nc_SPRINTF(buf, _nc_SLIMIT(sizeof(buf)) + "%s$<%d>", C_LF, new_line_delay); newline = _nc_save_str(buf); } else newline = _nc_save_str(C_LF); @@ -736,7 +748,8 @@ postprocess_termcap(TERMTYPE *tp, bool has_base) */ if (WANTED(tab)) { if (horizontal_tab_delay > 0) { - sprintf(buf, "%s$<%d>", C_HT, horizontal_tab_delay); + _nc_SPRINTF(buf, _nc_SLIMIT(sizeof(buf)) + "%s$<%d>", C_HT, horizontal_tab_delay); tab = _nc_save_str(buf); } else tab = _nc_save_str(C_HT); @@ -773,11 +786,10 @@ postprocess_termcap(TERMTYPE *tp, bool has_base) * isn't from mytinfo... */ if (PRESENT(other_non_function_keys)) { - char *base = other_non_function_keys; + char *base; char *bp, *cp, *dp; struct name_table_entry const *from_ptr; struct name_table_entry const *to_ptr; - assoc const *ap; char buf2[MAX_TERMINFO_LENGTH]; bool foundim; @@ -790,17 +802,21 @@ postprocess_termcap(TERMTYPE *tp, bool has_base) (cp = strchr(base, ',')) != 0; base = cp + 1) { size_t len = (unsigned) (cp - base); + size_t n; + assoc const *ap = 0; - for (ap = ko_xlate; ap->from; ap++) { - if (len == strlen(ap->from) - && strncmp(ap->from, base, len) == 0) + for (n = 0; n < SIZEOF(ko_xlate); ++n) { + if (len == strlen(ko_xlate[n].from) + && strncmp(ko_xlate[n].from, base, len) == 0) { + ap = ko_xlate + n; break; + } } - if (!(ap->from && ap->to)) { + if (ap == 0) { _nc_warning("unknown capability `%.*s' in ko string", (int) len, base); continue; - } else if (ap->to == CANCELLED_STRING) /* ignore it */ + } else if (ap->to[0] == '\0') /* ignore it */ continue; /* now we know we found a match in ko_table, so... */ @@ -841,7 +857,7 @@ postprocess_termcap(TERMTYPE *tp, bool has_base) } else *dp++ = *bp; } - *dp++ = '\0'; + *dp = '\0'; tp->Strings[to_ptr->nte_index] = _nc_save_str(buf2); }