X-Git-Url: http://ncurses.scripts.mit.edu/?p=ncurses.git;a=blobdiff_plain;f=progs%2Finfocmp.c;h=3116fd4bc03dd07efca45c0bd14824787e3dd841;hp=ee422d2970d9f75b360b2fd0456461e0c0bf7e4e;hb=0819b56c3096ed77dd36312b0c4e8f37e7d46c88;hpb=55ccd2b959766810cf7db8d1c4462f338ce0afc8 diff --git a/progs/infocmp.c b/progs/infocmp.c index ee422d29..3116fd4b 100644 --- a/progs/infocmp.c +++ b/progs/infocmp.c @@ -1,5 +1,5 @@ /**************************************************************************** - * Copyright (c) 1998-2004,2005 Free Software Foundation, Inc. * + * Copyright (c) 1998-2014,2015 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 * @@ -35,18 +35,18 @@ /* * infocmp.c -- decompile an entry, or compare two entries * written by Eric S. Raymond + * and Thomas E Dickey */ #include #include -MODULE_ID("$Id: infocmp.c,v 1.79 2005/09/25 00:39:43 tom Exp $") +MODULE_ID("$Id: infocmp.c,v 1.131 2015/04/04 16:22:19 tom Exp $") #define L_CURL "{" #define R_CURL "}" -#define MAXTERMS 32 /* max # terminal arguments we can handle */ #define MAX_STRING 1024 /* maximum formatted string */ const char *_nc_progname = "infocmp"; @@ -60,8 +60,7 @@ typedef char path[PATH_MAX]; * ***************************************************************************/ -static char *tname[MAXTERMS]; /* terminal type names */ -static ENTRY entries[MAXTERMS]; /* terminfo entries */ +static ENTRY *entries; /* terminfo entries */ static int termcount; /* count of terminal entries */ static bool limited = TRUE; /* "-r" option is not set */ @@ -71,8 +70,9 @@ static const char *bool_sep = ":"; static const char *s_absent = "NULL"; static const char *s_cancel = "NULL"; static const char *tversion; /* terminfo version selected */ -static int itrace; /* trace flag for debugging */ +static unsigned itrace; /* trace flag for debugging */ static int mwidth = 60; +static int mheight = 65535; static int numbers = 0; /* format "%'char'" to/from "%{number}" */ static int outform = F_TERMINFO; /* output format */ static int sortmode; /* sort_mode */ @@ -87,26 +87,52 @@ static int compare; static bool ignorepads; /* ignore pad prefixes when diffing */ #if NO_LEAKS + +typedef struct { + ENTRY *head; + ENTRY *tail; +} ENTERED; + +static ENTERED *entered; + #undef ExitProgram static void ExitProgram(int code) GCC_NORETURN; /* prototype is to get gcc to accept the noreturn attribute */ static void ExitProgram(int code) { - while (termcount-- > 0) - _nc_free_termtype(&entries[termcount].tterm); + int n; + + for (n = 0; n < termcount; ++n) { + ENTRY *new_head = _nc_head; + ENTRY *new_tail = _nc_tail; + _nc_head = entered[n].head; + _nc_tail = entered[n].tail; + _nc_free_entries(entered[n].head); + _nc_head = new_head; + _nc_tail = new_tail; + } _nc_leaks_dump_entry(); - _nc_free_and_exit(code); + free(entries); + free(entered); + _nc_free_tic(code); } #endif +static void +failed(const char *s) +{ + perror(s); + ExitProgram(EXIT_FAILURE); +} + static char * canonical_name(char *ptr, char *buf) /* extract the terminal type's primary name */ { char *bp; - (void) strcpy(buf, ptr); + _nc_STRCPY(buf, ptr, NAMESIZE); if ((bp = strchr(buf, '|')) != 0) *bp = '\0'; @@ -221,7 +247,7 @@ static bool useeq(ENTRY * e1, ENTRY * e2) /* are the use references in two entries equivalent? */ { - int i, j; + unsigned i, j; if (e1->nuses != e2->nuses) return (FALSE); @@ -271,7 +297,7 @@ static void print_uses(ENTRY * ep, FILE *fp) /* print an entry's use references */ { - int i; + unsigned i; if (!ep->nuses) fputs("NULL", fp); @@ -307,13 +333,13 @@ dump_numeric(int val, char *buf) { switch (val) { case ABSENT_NUMERIC: - strcpy(buf, s_absent); + _nc_STRCPY(buf, s_absent, MAX_STRING); break; case CANCELLED_NUMERIC: - strcpy(buf, s_cancel); + _nc_STRCPY(buf, s_cancel, MAX_STRING); break; default: - sprintf(buf, "%d", val); + _nc_SPRINTF(buf, _nc_SLIMIT(MAX_STRING) "%d", val); break; } } @@ -323,31 +349,94 @@ dump_string(char *val, char *buf) /* display the value of a string capability */ { if (val == ABSENT_STRING) - strcpy(buf, s_absent); + _nc_STRCPY(buf, s_absent, MAX_STRING); else if (val == CANCELLED_STRING) - strcpy(buf, s_cancel); + _nc_STRCPY(buf, s_cancel, MAX_STRING); else { - sprintf(buf, "'%.*s'", MAX_STRING - 3, TIC_EXPAND(val)); + _nc_SPRINTF(buf, _nc_SLIMIT(MAX_STRING) + "'%.*s'", MAX_STRING - 3, TIC_EXPAND(val)); + } +} + +/* + * Show "comparing..." message for the given terminal names. + */ +static void +show_comparing(char **names) +{ + if (itrace) { + switch (compare) { + case C_DIFFERENCE: + (void) fprintf(stderr, "%s: dumping differences\n", _nc_progname); + break; + + case C_COMMON: + (void) fprintf(stderr, "%s: dumping common capabilities\n", _nc_progname); + break; + + case C_NAND: + (void) fprintf(stderr, "%s: dumping differences\n", _nc_progname); + break; + } + } + if (*names) { + printf("comparing %s", *names++); + if (*names) { + printf(" to %s", *names++); + while (*names) { + printf(", %s", *names++); + } + } + printf(".\n"); } } +/* + * ncurses stores two types of non-standard capabilities: + * a) capabilities listed past the "STOP-HERE" comment in the Caps file. + * These are used in the terminfo source file to provide data for termcaps, + * e.g., when there is no equivalent capability in terminfo, as well as for + * widely-used non-standard capabilities. + * b) user-definable capabilities, via "tic -x". + * + * However, if "-x" is omitted from the tic command, both types of + * non-standard capability are not loaded into the terminfo database. This + * macro is used for limit-checks against the symbols that tic uses to omit + * the two types of non-standard entry. + */ +#if NCURSES_XNAMES +#define check_user_definable(n,limit) if (!_nc_user_definable && (n) > (limit)) break +#else +#define check_user_definable(n,limit) if ((n) > (limit)) break +#endif + +/* + * Use these macros to simplify loops on C_COMMON and C_NAND: + */ +#define for_each_entry() while (entries[extra].tterm.term_names) +#define next_entry (&(entries[extra++].tterm)) + static void compare_predicate(PredType type, PredIdx idx, const char *name) /* predicate function to use for entry difference reports */ { - register ENTRY *e1 = &entries[0]; - register ENTRY *e2 = &entries[1]; - char buf1[MAX_STRING], buf2[MAX_STRING]; + ENTRY *e1 = &entries[0]; + ENTRY *e2 = &entries[1]; + char buf1[MAX_STRING]; + char buf2[MAX_STRING]; int b1, b2; int n1, n2; char *s1, *s2; + bool found; + int extra = 1; switch (type) { case CMP_BOOLEAN: + check_user_definable(idx, BOOLWRITE); b1 = e1->tterm.Booleans[idx]; - b2 = e2->tterm.Booleans[idx]; switch (compare) { case C_DIFFERENCE: + b2 = next_entry->Booleans[idx]; if (!(b1 == ABSENT_BOOLEAN && b2 == ABSENT_BOOLEAN) && b1 != b2) (void) printf("\t%s: %s%s%s.\n", name, @@ -357,45 +446,93 @@ compare_predicate(PredType type, PredIdx idx, const char *name) break; case C_COMMON: - if (b1 == b2 && b1 != ABSENT_BOOLEAN) - (void) printf("\t%s= %s.\n", name, dump_boolean(b1)); + if (b1 != ABSENT_BOOLEAN) { + found = TRUE; + for_each_entry() { + b2 = next_entry->Booleans[idx]; + if (b1 != b2) { + found = FALSE; + break; + } + } + if (found) { + (void) printf("\t%s= %s.\n", name, dump_boolean(b1)); + } + } break; case C_NAND: - if (b1 == ABSENT_BOOLEAN && b2 == ABSENT_BOOLEAN) - (void) printf("\t!%s.\n", name); + if (b1 == ABSENT_BOOLEAN) { + found = TRUE; + for_each_entry() { + b2 = next_entry->Booleans[idx]; + if (b1 != b2) { + found = FALSE; + break; + } + } + if (found) { + (void) printf("\t!%s.\n", name); + } + } break; } break; case CMP_NUMBER: + check_user_definable(idx, NUMWRITE); n1 = e1->tterm.Numbers[idx]; - n2 = e2->tterm.Numbers[idx]; - dump_numeric(n1, buf1); - dump_numeric(n2, buf2); switch (compare) { case C_DIFFERENCE: - if (!((n1 == ABSENT_NUMERIC && n2 == ABSENT_NUMERIC)) && n1 != n2) + n2 = next_entry->Numbers[idx]; + if (!((n1 == ABSENT_NUMERIC && n2 == ABSENT_NUMERIC)) && n1 != n2) { + dump_numeric(n1, buf1); + dump_numeric(n2, buf2); (void) printf("\t%s: %s, %s.\n", name, buf1, buf2); + } break; case C_COMMON: - if (n1 != ABSENT_NUMERIC && n2 != ABSENT_NUMERIC && n1 == n2) - (void) printf("\t%s= %s.\n", name, buf1); + if (n1 != ABSENT_NUMERIC) { + found = TRUE; + for_each_entry() { + n2 = next_entry->Numbers[idx]; + if (n1 != n2) { + found = FALSE; + break; + } + } + if (found) { + dump_numeric(n1, buf1); + (void) printf("\t%s= %s.\n", name, buf1); + } + } break; case C_NAND: - if (n1 == ABSENT_NUMERIC && n2 == ABSENT_NUMERIC) - (void) printf("\t!%s.\n", name); + if (n1 == ABSENT_NUMERIC) { + found = TRUE; + for_each_entry() { + n2 = next_entry->Numbers[idx]; + if (n1 != n2) { + found = FALSE; + break; + } + } + if (found) { + (void) printf("\t!%s.\n", name); + } + } break; } break; case CMP_STRING: + check_user_definable(idx, STRWRITE); s1 = e1->tterm.Strings[idx]; - s2 = e2->tterm.Strings[idx]; switch (compare) { case C_DIFFERENCE: + s2 = next_entry->Strings[idx]; if (capcmp(idx, s1, s2)) { dump_string(s1, buf1); dump_string(s2, buf2); @@ -405,13 +542,35 @@ compare_predicate(PredType type, PredIdx idx, const char *name) break; case C_COMMON: - if (s1 && s2 && !capcmp(idx, s1, s2)) - (void) printf("\t%s= '%s'.\n", name, TIC_EXPAND(s1)); + if (s1 != ABSENT_STRING) { + found = TRUE; + for_each_entry() { + s2 = next_entry->Strings[idx]; + if (capcmp(idx, s1, s2) != 0) { + found = FALSE; + break; + } + } + if (found) { + (void) printf("\t%s= '%s'.\n", name, TIC_EXPAND(s1)); + } + } break; case C_NAND: - if (!s1 && !s2) - (void) printf("\t!%s.\n", name); + if (s1 == ABSENT_STRING) { + found = TRUE; + for_each_entry() { + s2 = next_entry->Strings[idx]; + if (s2 != s1) { + found = FALSE; + break; + } + } + if (found) { + (void) printf("\t!%s.\n", name); + } + } break; } break; @@ -430,16 +589,37 @@ compare_predicate(PredType type, PredIdx idx, const char *name) break; case C_COMMON: - if (e1->nuses && e2->nuses && useeq(e1, e2)) { - (void) fputs("\tuse: ", stdout); - print_uses(e1, stdout); - fputs(".\n", stdout); + if (e1->nuses) { + found = TRUE; + for_each_entry() { + e2 = &entries[extra++]; + if (e2->nuses != e1->nuses || !useeq(e1, e2)) { + found = FALSE; + break; + } + } + if (found) { + (void) fputs("\tuse: ", stdout); + print_uses(e1, stdout); + fputs(".\n", stdout); + } } break; case C_NAND: - if (!e1->nuses && !e2->nuses) - (void) printf("\t!use.\n"); + if (!e1->nuses) { + found = TRUE; + for_each_entry() { + e2 = &entries[extra++]; + if (e2->nuses != e1->nuses) { + found = FALSE; + break; + } + } + if (found) { + (void) printf("\t!use.\n"); + } + } break; } } @@ -451,99 +631,104 @@ compare_predicate(PredType type, PredIdx idx, const char *name) * ***************************************************************************/ +#define DATA(from, to) { { from }, { to } } +#define DATAX() DATA("", "") + typedef struct { - const char *from; - const char *to; + const char from[4]; + const char to[12]; } assoc; static const assoc std_caps[] = { /* these are specified by X.364 and iBCS2 */ - {"\033c", "RIS"}, /* full reset */ - {"\0337", "SC"}, /* save cursor */ - {"\0338", "RC"}, /* restore cursor */ - {"\033[r", "RSR"}, /* not an X.364 mnemonic */ - {"\033[m", "SGR0"}, /* not an X.364 mnemonic */ - {"\033[2J", "ED2"}, /* clear page */ + DATA("\033c", "RIS"), /* full reset */ + DATA("\0337", "SC"), /* save cursor */ + DATA("\0338", "RC"), /* restore cursor */ + DATA("\033[r", "RSR"), /* not an X.364 mnemonic */ + DATA("\033[m", "SGR0"), /* not an X.364 mnemonic */ + DATA("\033[2J", "ED2"), /* clear page */ /* this group is specified by ISO 2022 */ - {"\033(0", "ISO DEC G0"}, /* enable DEC graphics for G0 */ - {"\033(A", "ISO UK G0"}, /* enable UK chars for G0 */ - {"\033(B", "ISO US G0"}, /* enable US chars for G0 */ - {"\033)0", "ISO DEC G1"}, /* enable DEC graphics for G1 */ - {"\033)A", "ISO UK G1"}, /* enable UK chars for G1 */ - {"\033)B", "ISO US G1"}, /* enable US chars for G1 */ + DATA("\033(0", "ISO DEC G0"), /* enable DEC graphics for G0 */ + DATA("\033(A", "ISO UK G0"), /* enable UK chars for G0 */ + DATA("\033(B", "ISO US G0"), /* enable US chars for G0 */ + DATA("\033)0", "ISO DEC G1"), /* enable DEC graphics for G1 */ + DATA("\033)A", "ISO UK G1"), /* enable UK chars for G1 */ + DATA("\033)B", "ISO US G1"), /* enable US chars for G1 */ /* these are DEC private controls widely supported by emulators */ - {"\033=", "DECPAM"}, /* application keypad mode */ - {"\033>", "DECPNM"}, /* normal keypad mode */ - {"\033<", "DECANSI"}, /* enter ANSI mode */ - {"\033[!p", "DECSTR"}, /* soft reset */ - {"\033 F", "S7C1T"}, /* 7-bit controls */ + DATA("\033=", "DECPAM"), /* application keypad mode */ + DATA("\033>", "DECPNM"), /* normal keypad mode */ + DATA("\033<", "DECANSI"), /* enter ANSI mode */ + DATA("\033[!p", "DECSTR"), /* soft reset */ + DATA("\033 F", "S7C1T"), /* 7-bit controls */ - {(char *) 0, (char *) 0} + DATAX() }; static const assoc std_modes[] = /* ECMA \E[ ... [hl] modes recognized by many emulators */ { - {"2", "AM"}, /* keyboard action mode */ - {"4", "IRM"}, /* insert/replace mode */ - {"12", "SRM"}, /* send/receive mode */ - {"20", "LNM"}, /* linefeed mode */ - {(char *) 0, (char *) 0} + DATA("2", "AM"), /* keyboard action mode */ + DATA("4", "IRM"), /* insert/replace mode */ + DATA("12", "SRM"), /* send/receive mode */ + DATA("20", "LNM"), /* linefeed mode */ + DATAX() }; static const assoc private_modes[] = /* DEC \E[ ... [hl] modes recognized by many emulators */ { - {"1", "CKM"}, /* application cursor keys */ - {"2", "ANM"}, /* set VT52 mode */ - {"3", "COLM"}, /* 132-column mode */ - {"4", "SCLM"}, /* smooth scroll */ - {"5", "SCNM"}, /* reverse video mode */ - {"6", "OM"}, /* origin mode */ - {"7", "AWM"}, /* wraparound mode */ - {"8", "ARM"}, /* auto-repeat mode */ - {(char *) 0, (char *) 0} + DATA("1", "CKM"), /* application cursor keys */ + DATA("2", "ANM"), /* set VT52 mode */ + DATA("3", "COLM"), /* 132-column mode */ + DATA("4", "SCLM"), /* smooth scroll */ + DATA("5", "SCNM"), /* reverse video mode */ + DATA("6", "OM"), /* origin mode */ + DATA("7", "AWM"), /* wraparound mode */ + DATA("8", "ARM"), /* auto-repeat mode */ + DATAX() }; static const assoc ecma_highlights[] = /* recognize ECMA attribute sequences */ { - {"0", "NORMAL"}, /* normal */ - {"1", "+BOLD"}, /* bold on */ - {"2", "+DIM"}, /* dim on */ - {"3", "+ITALIC"}, /* italic on */ - {"4", "+UNDERLINE"}, /* underline on */ - {"5", "+BLINK"}, /* blink on */ - {"6", "+FASTBLINK"}, /* fastblink on */ - {"7", "+REVERSE"}, /* reverse on */ - {"8", "+INVISIBLE"}, /* invisible on */ - {"9", "+DELETED"}, /* deleted on */ - {"10", "MAIN-FONT"}, /* select primary font */ - {"11", "ALT-FONT-1"}, /* select alternate font 1 */ - {"12", "ALT-FONT-2"}, /* select alternate font 2 */ - {"13", "ALT-FONT-3"}, /* select alternate font 3 */ - {"14", "ALT-FONT-4"}, /* select alternate font 4 */ - {"15", "ALT-FONT-5"}, /* select alternate font 5 */ - {"16", "ALT-FONT-6"}, /* select alternate font 6 */ - {"17", "ALT-FONT-7"}, /* select alternate font 7 */ - {"18", "ALT-FONT-1"}, /* select alternate font 1 */ - {"19", "ALT-FONT-1"}, /* select alternate font 1 */ - {"20", "FRAKTUR"}, /* Fraktur font */ - {"21", "DOUBLEUNDER"}, /* double underline */ - {"22", "-DIM"}, /* dim off */ - {"23", "-ITALIC"}, /* italic off */ - {"24", "-UNDERLINE"}, /* underline off */ - {"25", "-BLINK"}, /* blink off */ - {"26", "-FASTBLINK"}, /* fastblink off */ - {"27", "-REVERSE"}, /* reverse off */ - {"28", "-INVISIBLE"}, /* invisible off */ - {"29", "-DELETED"}, /* deleted off */ - {(char *) 0, (char *) 0} + DATA("0", "NORMAL"), /* normal */ + DATA("1", "+BOLD"), /* bold on */ + DATA("2", "+DIM"), /* dim on */ + DATA("3", "+ITALIC"), /* italic on */ + DATA("4", "+UNDERLINE"), /* underline on */ + DATA("5", "+BLINK"), /* blink on */ + DATA("6", "+FASTBLINK"), /* fastblink on */ + DATA("7", "+REVERSE"), /* reverse on */ + DATA("8", "+INVISIBLE"), /* invisible on */ + DATA("9", "+DELETED"), /* deleted on */ + DATA("10", "MAIN-FONT"), /* select primary font */ + DATA("11", "ALT-FONT-1"), /* select alternate font 1 */ + DATA("12", "ALT-FONT-2"), /* select alternate font 2 */ + DATA("13", "ALT-FONT-3"), /* select alternate font 3 */ + DATA("14", "ALT-FONT-4"), /* select alternate font 4 */ + DATA("15", "ALT-FONT-5"), /* select alternate font 5 */ + DATA("16", "ALT-FONT-6"), /* select alternate font 6 */ + DATA("17", "ALT-FONT-7"), /* select alternate font 7 */ + DATA("18", "ALT-FONT-1"), /* select alternate font 1 */ + DATA("19", "ALT-FONT-1"), /* select alternate font 1 */ + DATA("20", "FRAKTUR"), /* Fraktur font */ + DATA("21", "DOUBLEUNDER"), /* double underline */ + DATA("22", "-DIM"), /* dim off */ + DATA("23", "-ITALIC"), /* italic off */ + DATA("24", "-UNDERLINE"), /* underline off */ + DATA("25", "-BLINK"), /* blink off */ + DATA("26", "-FASTBLINK"), /* fastblink off */ + DATA("27", "-REVERSE"), /* reverse off */ + DATA("28", "-INVISIBLE"), /* invisible off */ + DATA("29", "-DELETED"), /* deleted off */ + DATAX() }; +#undef DATA + static int skip_csi(const char *cap) { @@ -555,36 +740,82 @@ skip_csi(const char *cap) return result; } +static bool +same_param(const char *table, const char *param, size_t length) +{ + bool result = FALSE; + if (strncmp(table, param, length) == 0) { + result = !isdigit(UChar(param[length])); + } + return result; +} + +static char * +lookup_params(const assoc * table, char *dst, char *src) +{ + char *result = 0; + const char *ep = strtok(src, ";"); + + if (ep != 0) { + const assoc *ap; + + do { + bool found = FALSE; + + for (ap = table; ap->from[0]; ap++) { + size_t tlen = strlen(ap->from); + + if (same_param(ap->from, ep, tlen)) { + _nc_STRCAT(dst, ap->to, MAX_TERMINFO_LENGTH); + found = TRUE; + break; + } + } + + if (!found) + _nc_STRCAT(dst, ep, MAX_TERMINFO_LENGTH); + _nc_STRCAT(dst, ";", MAX_TERMINFO_LENGTH); + } while + ((ep = strtok((char *) 0, ";"))); + + dst[strlen(dst) - 1] = '\0'; + + result = dst; + } + return result; +} + static void analyze_string(const char *name, const char *cap, TERMTYPE *tp) { - char buf[MAX_TERMINFO_LENGTH]; char buf2[MAX_TERMINFO_LENGTH]; - const char *sp, *ep; + const char *sp; const assoc *ap; int tp_lines = tp->Numbers[2]; - if (cap == ABSENT_STRING || cap == CANCELLED_STRING) + if (!VALID_STRING(cap)) return; (void) printf("%s: ", name); - buf[0] = '\0'; for (sp = cap; *sp; sp++) { int i; int csi; size_t len = 0; + size_t next; const char *expansion = 0; + char buf3[MAX_TERMINFO_LENGTH]; /* first, check other capabilities in this entry */ for (i = 0; i < STRCOUNT; i++) { char *cp = tp->Strings[i]; - /* don't use soft-key capabilities */ - if (strnames[i][0] == 'k' && strnames[i][0] == 'f') + /* don't use function-key capabilities */ + if (strnames[i][0] == 'k' && strnames[i][1] == 'f') continue; - if (cp != ABSENT_STRING && cp != CANCELLED_STRING && cp[0] && cp - != cap) { + if (VALID_STRING(cp) && + cp[0] != '\0' && + cp != cap) { len = strlen(cp); (void) strncpy(buf2, sp, len); buf2[len] = '\0'; @@ -592,7 +823,7 @@ analyze_string(const char *name, const char *cap, TERMTYPE *tp) if (_nc_capcmp(cp, buf2)) continue; -#define ISRS(s) (!strncmp((s), "is", 2) || !strncmp((s), "rs", 2)) +#define ISRS(s) (!strncmp((s), "is", (size_t) 2) || !strncmp((s), "rs", (size_t) 2)) /* * Theoretically we just passed the test for translation * (equality once the padding is stripped). However, there @@ -613,15 +844,17 @@ analyze_string(const char *name, const char *cap, TERMTYPE *tp) /* now check the standard capabilities */ if (!expansion) { csi = skip_csi(sp); - for (ap = std_caps; ap->from; ap++) { - size_t adj = csi ? 2 : 0; + for (ap = std_caps; ap->from[0]; ap++) { + size_t adj = (size_t) (csi ? 2 : 0); len = strlen(ap->from); + if (csi && skip_csi(ap->from) != csi) + continue; if (len > adj && strncmp(ap->from + adj, sp + csi, len - adj) == 0) { expansion = ap->to; len -= adj; - len += csi; + len += (size_t) csi; break; } } @@ -630,116 +863,66 @@ analyze_string(const char *name, const char *cap, TERMTYPE *tp) /* now check for standard-mode sequences */ if (!expansion && (csi = skip_csi(sp)) != 0 - && (len = strspn(sp + csi, "0123456789;")) - && ((sp[csi + len] == 'h') || (sp[csi + len] == 'l'))) { - char buf3[MAX_TERMINFO_LENGTH]; - - (void) strcpy(buf2, (sp[csi + len] == 'h') ? "ECMA+" : "ECMA-"); + && (len = (strspn) (sp + csi, "0123456789;")) + && (len < sizeof(buf3)) + && (next = (size_t) csi + len) + && ((sp[next] == 'h') || (sp[next] == 'l'))) { + + _nc_STRCPY(buf2, + ((sp[next] == 'h') + ? "ECMA+" + : "ECMA-"), + sizeof(buf2)); (void) strncpy(buf3, sp + csi, len); - len += csi + 1; buf3[len] = '\0'; + len += (size_t) csi + 1; - ep = strtok(buf3, ";"); - do { - bool found = FALSE; - - for (ap = std_modes; ap->from; ap++) { - size_t tlen = strlen(ap->from); - - if (strncmp(ap->from, ep, tlen) == 0) { - (void) strcat(buf2, ap->to); - found = TRUE; - break; - } - } - - if (!found) - (void) strcat(buf2, ep); - (void) strcat(buf2, ";"); - } while - ((ep = strtok((char *) 0, ";"))); - buf2[strlen(buf2) - 1] = '\0'; - expansion = buf2; + expansion = lookup_params(std_modes, buf2, buf3); } /* now check for private-mode sequences */ if (!expansion && (csi = skip_csi(sp)) != 0 && sp[csi] == '?' - && (len = strspn(sp + csi + 1, "0123456789;")) - && ((sp[csi + 1 + len] == 'h') || (sp[csi + 1 + len] == 'l'))) { - char buf3[MAX_TERMINFO_LENGTH]; - - (void) strcpy(buf2, (sp[csi + 1 + len] == 'h') ? "DEC+" : "DEC-"); + && (len = (strspn) (sp + csi + 1, "0123456789;")) + && (len < sizeof(buf3)) + && (next = (size_t) csi + 1 + len) + && ((sp[next] == 'h') || (sp[next] == 'l'))) { + + _nc_STRCPY(buf2, + ((sp[next] == 'h') + ? "DEC+" + : "DEC-"), + sizeof(buf2)); (void) strncpy(buf3, sp + csi + 1, len); - len += csi + 2; buf3[len] = '\0'; + len += (size_t) csi + 2; - ep = strtok(buf3, ";"); - do { - bool found = FALSE; - - for (ap = private_modes; ap->from; ap++) { - size_t tlen = strlen(ap->from); - - if (strncmp(ap->from, ep, tlen) == 0) { - (void) strcat(buf2, ap->to); - found = TRUE; - break; - } - } - - if (!found) - (void) strcat(buf2, ep); - (void) strcat(buf2, ";"); - } while - ((ep = strtok((char *) 0, ";"))); - buf2[strlen(buf2) - 1] = '\0'; - expansion = buf2; + expansion = lookup_params(private_modes, buf2, buf3); } /* now check for ECMA highlight sequences */ if (!expansion && (csi = skip_csi(sp)) != 0 - && (len = strspn(sp + csi, "0123456789;")) != 0 - && sp[csi + len] == 'm') { - char buf3[MAX_TERMINFO_LENGTH]; + && (len = (strspn) (sp + csi, "0123456789;")) != 0 + && (len < sizeof(buf3)) + && (next = (size_t) csi + len) + && sp[next] == 'm') { - (void) strcpy(buf2, "SGR:"); + _nc_STRCPY(buf2, "SGR:", sizeof(buf2)); (void) strncpy(buf3, sp + csi, len); - len += csi + 1; buf3[len] = '\0'; + len += (size_t) csi + 1; - ep = strtok(buf3, ";"); - do { - bool found = FALSE; - - for (ap = ecma_highlights; ap->from; ap++) { - size_t tlen = strlen(ap->from); - - if (strncmp(ap->from, ep, tlen) == 0) { - (void) strcat(buf2, ap->to); - found = TRUE; - break; - } - } - - if (!found) - (void) strcat(buf2, ep); - (void) strcat(buf2, ";"); - } while - ((ep = strtok((char *) 0, ";"))); - - buf2[strlen(buf2) - 1] = '\0'; - expansion = buf2; + expansion = lookup_params(ecma_highlights, buf2, buf3); } if (!expansion && (csi = skip_csi(sp)) != 0 && sp[csi] == 'm') { - len = csi + 1; - (void) strcpy(buf2, "SGR:"); - strcat(buf2, ecma_highlights[0].to); + len = (size_t) csi + 1; + _nc_STRCPY(buf2, "SGR:", sizeof(buf2)); + _nc_STRCAT(buf2, ecma_highlights[0].to, sizeof(buf2)); expansion = buf2; } @@ -750,44 +933,43 @@ analyze_string(const char *name, const char *cap, TERMTYPE *tp) expansion = "RSR"; len = 1; } else { - (void) sprintf(buf2, "1;%dr", tp_lines); + _nc_SPRINTF(buf2, _nc_SLIMIT(sizeof(buf2)) "1;%dr", tp_lines); len = strlen(buf2); if (strncmp(buf2, sp + csi, len) == 0) expansion = "RSR"; } - len += csi; + len += (size_t) csi; } /* now check for home-down */ if (!expansion && (csi = skip_csi(sp)) != 0) { - (void) sprintf(buf2, "%d;1H", tp_lines); + _nc_SPRINTF(buf2, _nc_SLIMIT(sizeof(buf2)) "%d;1H", tp_lines); len = strlen(buf2); if (strncmp(buf2, sp + csi, len) == 0) { expansion = "LL"; } else { - (void) sprintf(buf2, "%dH", tp_lines); + _nc_SPRINTF(buf2, _nc_SLIMIT(sizeof(buf2)) "%dH", tp_lines); len = strlen(buf2); if (strncmp(buf2, sp + csi, len) == 0) { expansion = "LL"; } } - len += csi; + len += (size_t) csi; } /* now look at the expansion we got, if any */ if (expansion) { - (void) sprintf(buf + strlen(buf), "{%s}", expansion); + printf("{%s}", expansion); sp += len - 1; - continue; } else { /* couldn't match anything */ buf2[0] = *sp; buf2[1] = '\0'; - (void) strcat(buf, TIC_EXPAND(buf2)); + fputs(TIC_EXPAND(buf2), stdout); } } - (void) printf("%s\n", buf); + putchar('\n'); } /*************************************************************************** @@ -806,12 +988,17 @@ file_comparison(int argc, char *argv[]) ENTRY *qp, *rp; int i, n; - dump_init((char *) 0, F_LITERAL, S_TERMINFO, 0, itrace, FALSE); + memset(heads, 0, sizeof(heads)); + dump_init((char *) 0, F_LITERAL, S_TERMINFO, 0, 65535, itrace, FALSE); for (n = 0; n < argc && n < MAXCOMPARE; n++) { if (freopen(argv[n], "r", stdin) == 0) _nc_err_abort("Can't open %s", argv[n]); +#if NO_LEAKS + entered[n].head = _nc_head; + entered[n].tail = _nc_tail; +#endif _nc_head = _nc_tail = 0; /* parse entries out of the source file */ @@ -905,8 +1092,6 @@ file_comparison(int argc, char *argv[]) (void) printf("The following entries are equivalent:\n"); for (qp = heads[0]; qp; qp = qp->next) { - rp = qp->crosslinks[0]; - if (qp->ncrosslinks == 1) { rp = qp->crosslinks[0]; @@ -938,6 +1123,11 @@ file_comparison(int argc, char *argv[]) #endif if (!(entryeq(&qp->tterm, &rp->tterm) && useeq(qp, rp))) { char name1[NAMESIZE], name2[NAMESIZE]; + char *names[3]; + + names[0] = name1; + names[1] = name2; + names[2] = 0; entries[0] = *qp; entries[1] = *rp; @@ -947,26 +1137,17 @@ file_comparison(int argc, char *argv[]) switch (compare) { case C_DIFFERENCE: - if (itrace) - (void) fprintf(stderr, - "infocmp: dumping differences\n"); - (void) printf("comparing %s to %s.\n", name1, name2); + show_comparing(names); compare_entry(compare_predicate, &entries->tterm, quiet); break; case C_COMMON: - if (itrace) - (void) fprintf(stderr, - "infocmp: dumping common capabilities\n"); - (void) printf("comparing %s to %s.\n", name1, name2); + show_comparing(names); compare_entry(compare_predicate, &entries->tterm, quiet); break; case C_NAND: - if (itrace) - (void) fprintf(stderr, - "infocmp: dumping differences\n"); - (void) printf("comparing %s to %s.\n", name1, name2); + show_comparing(names); compare_entry(compare_predicate, &entries->tterm, quiet); break; @@ -979,19 +1160,28 @@ file_comparison(int argc, char *argv[]) static void usage(void) { - static const char *tbl[] = +#define DATA(s) s "\n" + static const char head[] = { - "Usage: infocmp [options] [-A directory] [-B directory] [termname...]" - ,"" - ,"Options:" + DATA("Usage: infocmp [options] [-A directory] [-B directory] [termname...]") + DATA("") + DATA("Options:") + }; +#undef DATA +#define DATA(s) s + static const char options[][45] = + { + " -0 print single-row" ," -1 print single-column" + ," -K use termcap-names and BSD syntax" ," -C use termcap-names" ," -F compare terminfo-files" ," -I use terminfo-names" ," -L use long names" ," -R subset (see manpage)" ," -T eliminate size limits (test)" - ," -U eliminate post-processing of entries" + ," -U do not post-process entries" + ," -D print database locations" ," -V print version" #if NCURSES_XNAMES ," -a with -F, list commented-out caps" @@ -1018,20 +1208,21 @@ usage(void) ," -v number (verbose)" ," -w number (width)" #if NCURSES_XNAMES - ," -x treat unknown capabilities as user-defined" + ," -x unknown capabilities are user-defined" #endif }; - const size_t first = 3; - const size_t last = SIZEOF(tbl); - const size_t left = (last - first + 1) / 2 + first; +#undef DATA + const size_t last = SIZEOF(options); + const size_t left = (last + 1) / 2; size_t n; + fputs(head, stderr); for (n = 0; n < left; n++) { - size_t m = (n < first) ? last : n + left - first; + size_t m = n + left; if (m < last) - fprintf(stderr, "%-40.40s%s\n", tbl[n], tbl[m]); + fprintf(stderr, "%-40.40s%s\n", options[n], options[m]); else - fprintf(stderr, "%s\n", tbl[n]); + fprintf(stderr, "%s\n", options[n]); } ExitProgram(EXIT_FAILURE); } @@ -1040,19 +1231,25 @@ static char * any_initializer(const char *fmt, const char *type) { static char *initializer; + static size_t need; char *s; - if (initializer == 0) - initializer = (char *) malloc(strlen(entries->tterm.term_names) + - strlen(type) + strlen(fmt)); + if (initializer == 0) { + need = (strlen(entries->tterm.term_names) + + strlen(type) + + strlen(fmt)); + initializer = (char *) malloc(need + 1); + if (initializer == 0) + failed("any_initializer"); + } - (void) strcpy(initializer, entries->tterm.term_names); + _nc_STRCPY(initializer, entries->tterm.term_names, need); for (s = initializer; *s != 0 && *s != '|'; s++) { if (!isalnum(UChar(*s))) *s = '_'; } *s = 0; - (void) sprintf(s, fmt, type); + _nc_SPRINTF(s, _nc_SLIMIT(need) fmt, type); return initializer; } @@ -1073,7 +1270,6 @@ static void dump_initializers(TERMTYPE *term) { unsigned n; - int size; const char *str = 0; printf("\nstatic char %s[] = \"%s\";\n\n", @@ -1084,9 +1280,10 @@ dump_initializers(TERMTYPE *term) if (VALID_STRING(term->Strings[n])) { tp = buf; +#define TP_LIMIT ((MAX_STRING - 5) - (size_t)(tp - buf)) *tp++ = '"'; for (sp = term->Strings[n]; - *sp != 0 && (tp - buf) < MAX_STRING - 6; + *sp != 0 && TP_LIMIT > 2; sp++) { if (isascii(UChar(*sp)) && isprint(UChar(*sp)) @@ -1094,15 +1291,15 @@ dump_initializers(TERMTYPE *term) && *sp != '"') *tp++ = *sp; else { - (void) sprintf(tp, "\\%03o", UChar(*sp)); + _nc_SPRINTF(tp, _nc_SLIMIT(TP_LIMIT) "\\%03o", UChar(*sp)); tp += 4; } } *tp++ = '"'; *tp = '\0'; - size += (strlen(term->Strings[n]) + 1); (void) printf("static char %-20s[] = %s;\n", - string_variable(ExtStrname(term, n, strnames)), buf); + string_variable(ExtStrname(term, (int) n, strnames)), + buf); } } printf("\n"); @@ -1128,7 +1325,7 @@ dump_initializers(TERMTYPE *term) break; } (void) printf("\t/* %3u: %-8s */\t%s,\n", - n, ExtBoolname(term, n, boolnames), str); + n, ExtBoolname(term, (int) n, boolnames), str); } (void) printf("%s;\n", R_CURL); @@ -1144,19 +1341,15 @@ dump_initializers(TERMTYPE *term) str = "CANCELLED_NUMERIC"; break; default: - sprintf(buf, "%d", term->Numbers[n]); + _nc_SPRINTF(buf, _nc_SLIMIT(sizeof(buf)) "%d", term->Numbers[n]); str = buf; break; } (void) printf("\t/* %3u: %-8s */\t%s,\n", n, - ExtNumname(term, n, numnames), str); + ExtNumname(term, (int) n, numnames), str); } (void) printf("%s;\n", R_CURL); - size = (sizeof(TERMTYPE) - + (NUM_BOOLEANS(term) * sizeof(term->Booleans[0])) - + (NUM_NUMBERS(term) * sizeof(term->Numbers[0]))); - (void) printf("static char * %s[] = %s\n", name_initializer("string"), L_CURL); for_each_string(n, term) { @@ -1166,10 +1359,10 @@ dump_initializers(TERMTYPE *term) else if (term->Strings[n] == CANCELLED_STRING) str = "CANCELLED_STRING"; else { - str = string_variable(ExtStrname(term, n, strnames)); + str = string_variable(ExtStrname(term, (int) n, strnames)); } (void) printf("\t/* %3u: %-8s */\t%s,\n", n, - ExtStrname(term, n, strnames), str); + ExtStrname(term, (int) n, strnames), str); } (void) printf("%s;\n", R_CURL); @@ -1181,15 +1374,15 @@ dump_initializers(TERMTYPE *term) name_initializer("string_ext"), L_CURL); for (n = BOOLCOUNT; n < NUM_BOOLEANS(term); ++n) { (void) printf("\t/* %3u: bool */\t\"%s\",\n", - n, ExtBoolname(term, n, boolnames)); + n, ExtBoolname(term, (int) n, boolnames)); } for (n = NUMCOUNT; n < NUM_NUMBERS(term); ++n) { (void) printf("\t/* %3u: num */\t\"%s\",\n", - n, ExtNumname(term, n, numnames)); + n, ExtNumname(term, (int) n, numnames)); } for (n = STRCOUNT; n < NUM_STRINGS(term); ++n) { (void) printf("\t/* %3u: str */\t\"%s\",\n", - n, ExtStrname(term, n, strnames)); + n, ExtStrname(term, (int) n, strnames)); } (void) printf("%s;\n", R_CURL); } @@ -1230,6 +1423,8 @@ dump_termtype(TERMTYPE *term) NUM_STRINGS(term) - STRCOUNT); (void) printf("#endif /* NCURSES_XNAMES */\n"); +#else + (void) term; #endif /* NCURSES_XNAMES */ (void) printf("\t%s\n", R_CURL); } @@ -1254,25 +1449,57 @@ terminal_env(void) if ((terminal = getenv("TERM")) == 0) { (void) fprintf(stderr, - "infocmp: environment variable TERM not set\n"); + "%s: environment variable TERM not set\n", + _nc_progname); exit(EXIT_FAILURE); } return terminal; } +/* + * Show the databases that infocmp knows about. The location to which it writes is + */ +static void +show_databases(void) +{ + DBDIRS state; + int offset; + const char *path2; + + _nc_first_db(&state, &offset); + while ((path2 = _nc_next_db(&state, &offset)) != 0) { + printf("%s\n", path2); + } + _nc_last_db(); +} + /*************************************************************************** * * Main sequence * ***************************************************************************/ +#if NO_LEAKS +#define MAIN_LEAKS() \ + free(myargv); \ + free(tfile); \ + free(tname) +#else +#define MAIN_LEAKS() /* nothing */ +#endif + int main(int argc, char *argv[]) { - char *firstdir, *restdir; /* Avoid "local data >32k" error with mwcc */ /* Also avoid overflowing smaller stacks on systems like AmigaOS */ - path *tfile = (path *) malloc(sizeof(path) * MAXTERMS); + path *tfile = 0; + char **tname = 0; + size_t maxterms; + + char **myargv; + + char *firstdir, *restdir; int c, i, len; bool formatted = FALSE; bool filecompare = FALSE; @@ -1286,11 +1513,27 @@ main(int argc, char *argv[]) #if NCURSES_XNAMES use_extended_names(FALSE); #endif + _nc_strict_bsd = 0; + + _nc_progname = _nc_rootname(argv[0]); + + /* make sure we have enough space to add two terminal entries */ + myargv = typeCalloc(char *, (size_t) (argc + 3)); + if (myargv == 0) + failed("myargv"); + + memcpy(myargv, argv, (sizeof(char *) * (size_t) argc)); + argv = myargv; while ((c = getopt(argc, argv, - "1A:aB:CcdEeFfGgIiLlnpqR:rs:TtUuVv:w:x")) != EOF) + "01A:aB:CcDdEeFfGgIiKLlnpqR:rs:TtUuVv:w:x")) != -1) { switch (c) { + case '0': + mwidth = 65535; + mheight = 1; + break; + case '1': mwidth = 0; break; @@ -1309,6 +1552,9 @@ main(int argc, char *argv[]) restdir = optarg; break; + case 'K': + _nc_strict_bsd = 1; + /* FALLTHRU */ case 'C': outform = F_TERMCAP; tversion = "BSD"; @@ -1316,6 +1562,11 @@ main(int argc, char *argv[]) sortmode = S_TERMCAP; break; + case 'D': + show_databases(); + ExitProgram(EXIT_SUCCESS); + break; + case 'c': compare = C_COMMON; break; @@ -1390,7 +1641,6 @@ main(int argc, char *argv[]) case 'r': tversion = 0; - limited = FALSE; break; case 's': @@ -1404,8 +1654,9 @@ main(int argc, char *argv[]) sortmode = S_TERMCAP; else { (void) fprintf(stderr, - "infocmp: unknown sort mode\n"); - return EXIT_FAILURE; + "%s: unknown sort mode\n", + _nc_progname); + ExitProgram(EXIT_FAILURE); } break; @@ -1433,7 +1684,7 @@ main(int argc, char *argv[]) ExitProgram(EXIT_SUCCESS); case 'v': - itrace = optarg_to_number(); + itrace = (unsigned) optarg_to_number(); set_trace_level(itrace); break; @@ -1450,14 +1701,31 @@ main(int argc, char *argv[]) default: usage(); } + } + + maxterms = (size_t) (argc + 2 - optind); + if ((tfile = typeMalloc(path, maxterms)) == 0) + failed("tfile"); + if ((tname = typeCalloc(char *, maxterms)) == 0) + failed("tname"); + if ((entries = typeCalloc(ENTRY, maxterms)) == 0) + failed("entries"); +#if NO_LEAKS + if ((entered = typeCalloc(ENTERED, maxterms)) == 0) + failed("entered"); +#endif + + if (tfile == 0 + || tname == 0 + || entries == 0) { + fprintf(stderr, "%s: not enough memory\n", _nc_progname); + ExitProgram(EXIT_FAILURE); + } /* by default, sort by terminfo name */ if (sortmode == S_DEFAULT) sortmode = S_TERMINFO; - /* set up for display */ - dump_init(tversion, outform, sortmode, mwidth, itrace, formatted); - /* make sure we have at least one terminal name to work with */ if (optind >= argc) argv[argc++] = terminal_env(); @@ -1466,56 +1734,81 @@ main(int argc, char *argv[]) if (compare != C_DEFAULT && optind >= argc - 1) argv[argc++] = terminal_env(); + /* exactly one terminal name with no options means display it */ /* exactly two terminal names with no options means do -d */ - if (argc - optind == 2 && compare == C_DEFAULT) - compare = C_DIFFERENCE; + if (compare == C_DEFAULT) { + switch (argc - optind) { + default: + fprintf(stderr, "%s: too many names to compare\n", _nc_progname); + ExitProgram(EXIT_FAILURE); + case 1: + break; + case 2: + compare = C_DIFFERENCE; + break; + } + } + + /* set up for display */ + dump_init(tversion, outform, sortmode, mwidth, mheight, itrace, formatted); if (!filecompare) { /* grab the entries */ termcount = 0; for (; optind < argc; optind++) { - if (termcount >= MAXTERMS) { - (void) fprintf(stderr, - "infocmp: too many terminal type arguments\n"); - return EXIT_FAILURE; - } else { - const char *directory = termcount ? restdir : firstdir; - int status; - - tname[termcount] = argv[optind]; - - if (directory) { - (void) sprintf(tfile[termcount], "%s/%c/%s", - directory, - *argv[optind], argv[optind]); - if (itrace) - (void) fprintf(stderr, - "infocmp: reading entry %s from file %s\n", - argv[optind], tfile[termcount]); - - status = _nc_read_file_entry(tfile[termcount], - &entries[termcount].tterm); - } else { - if (itrace) - (void) fprintf(stderr, - "infocmp: reading entry %s from system directories %s\n", - argv[optind], tname[termcount]); - - status = _nc_read_entry(tname[termcount], - tfile[termcount], - &entries[termcount].tterm); - directory = TERMINFO; /* for error message */ - } + const char *directory = termcount ? restdir : firstdir; + int status; - if (status <= 0) { + tname[termcount] = argv[optind]; + + if (directory) { +#if NCURSES_USE_DATABASE +#if MIXEDCASE_FILENAMES +#define LEAF_FMT "%c" +#else +#define LEAF_FMT "%02x" +#endif + _nc_SPRINTF(tfile[termcount], + _nc_SLIMIT(sizeof(path)) + "%s/" LEAF_FMT "/%s", + directory, + UChar(*argv[optind]), argv[optind]); + if (itrace) (void) fprintf(stderr, - "infocmp: couldn't open terminfo file %s.\n", - tfile[termcount]); - return EXIT_FAILURE; - } - repair_acsc(&entries[termcount].tterm); - termcount++; + "%s: reading entry %s from file %s\n", + _nc_progname, + argv[optind], tfile[termcount]); + + status = _nc_read_file_entry(tfile[termcount], + &entries[termcount].tterm); +#else + (void) fprintf(stderr, "%s: terminfo files not supported\n", + _nc_progname); + MAIN_LEAKS(); + ExitProgram(EXIT_FAILURE); +#endif + } else { + if (itrace) + (void) fprintf(stderr, + "%s: reading entry %s from database\n", + _nc_progname, + tname[termcount]); + + status = _nc_read_entry(tname[termcount], + tfile[termcount], + &entries[termcount].tterm); + } + + if (status <= 0) { + (void) fprintf(stderr, + "%s: couldn't open terminfo file %s.\n", + _nc_progname, + tfile[termcount]); + MAIN_LEAKS(); + ExitProgram(EXIT_FAILURE); } + repair_acsc(&entries[termcount].tterm); + termcount++; } #if NCURSES_XNAMES @@ -1529,11 +1822,10 @@ main(int argc, char *argv[]) dump_termtype(&entries[0].tterm); if (initdump & 2) dump_initializers(&entries[0].tterm); - ExitProgram(EXIT_SUCCESS); } /* analyze the init strings */ - if (init_analyze) { + else if (init_analyze) { #undef CUR #define CUR entries[0].tterm. analyze_string("is1", init_1string, &entries[0].tterm); @@ -1545,81 +1837,74 @@ main(int argc, char *argv[]) analyze_string("smcup", enter_ca_mode, &entries[0].tterm); analyze_string("rmcup", exit_ca_mode, &entries[0].tterm); #undef CUR - ExitProgram(EXIT_SUCCESS); - } + } else { - /* - * Here's where the real work gets done - */ - switch (compare) { - case C_DEFAULT: - if (itrace) - (void) fprintf(stderr, - "infocmp: about to dump %s\n", - tname[0]); - (void) printf("#\tReconstructed via infocmp from file: %s\n", - tfile[0]); - len = dump_entry(&entries[0].tterm, - suppress_untranslatable, - limited, - 0, - numbers, - NULL); - putchar('\n'); - if (itrace) - (void) fprintf(stderr, "infocmp: length %d\n", len); - break; + /* + * Here's where the real work gets done + */ + switch (compare) { + case C_DEFAULT: + if (itrace) + (void) fprintf(stderr, + "%s: about to dump %s\n", + _nc_progname, + tname[0]); + (void) printf("#\tReconstructed via infocmp from file: %s\n", + tfile[0]); + dump_entry(&entries[0].tterm, + suppress_untranslatable, + limited, + numbers, + NULL); + len = show_entry(); + if (itrace) + (void) fprintf(stderr, "%s: length %d\n", _nc_progname, len); + break; - case C_DIFFERENCE: - if (itrace) - (void) fprintf(stderr, "infocmp: dumping differences\n"); - (void) printf("comparing %s to %s.\n", tname[0], tname[1]); - compare_entry(compare_predicate, &entries->tterm, quiet); - break; + case C_DIFFERENCE: + show_comparing(tname); + compare_entry(compare_predicate, &entries->tterm, quiet); + break; - case C_COMMON: - if (itrace) - (void) fprintf(stderr, - "infocmp: dumping common capabilities\n"); - (void) printf("comparing %s to %s.\n", tname[0], tname[1]); - compare_entry(compare_predicate, &entries->tterm, quiet); - break; + case C_COMMON: + show_comparing(tname); + compare_entry(compare_predicate, &entries->tterm, quiet); + break; - case C_NAND: - if (itrace) - (void) fprintf(stderr, - "infocmp: dumping differences\n"); - (void) printf("comparing %s to %s.\n", tname[0], tname[1]); - compare_entry(compare_predicate, &entries->tterm, quiet); - break; + case C_NAND: + show_comparing(tname); + compare_entry(compare_predicate, &entries->tterm, quiet); + break; - case C_USEALL: - if (itrace) - (void) fprintf(stderr, "infocmp: dumping use entry\n"); - len = dump_entry(&entries[0].tterm, - suppress_untranslatable, - limited, - 0, - numbers, - use_predicate); - for (i = 1; i < termcount; i++) - len += dump_uses(tname[i], !(outform == F_TERMCAP - || outform == F_TCONVERR)); - putchar('\n'); - if (itrace) - (void) fprintf(stderr, "infocmp: length %d\n", len); - break; + case C_USEALL: + if (itrace) + (void) fprintf(stderr, "%s: dumping use entry\n", _nc_progname); + dump_entry(&entries[0].tterm, + suppress_untranslatable, + limited, + numbers, + use_predicate); + for (i = 1; i < termcount; i++) + dump_uses(tname[i], !(outform == F_TERMCAP + || outform == F_TCONVERR)); + len = show_entry(); + if (itrace) + (void) fprintf(stderr, "%s: length %d\n", _nc_progname, len); + break; + } } - } else if (compare == C_USEALL) + } else if (compare == C_USEALL) { (void) fprintf(stderr, "Sorry, -u doesn't work with -F\n"); - else if (compare == C_DEFAULT) + } else if (compare == C_DEFAULT) { (void) fprintf(stderr, "Use `tic -[CI] ' for this.\n"); - else if (argc - optind != 2) + } else if (argc - optind != 2) { (void) fprintf(stderr, "File comparison needs exactly two file arguments.\n"); - else + } else { file_comparison(argc - optind, argv + optind); + } + MAIN_LEAKS(); ExitProgram(EXIT_SUCCESS); }