X-Git-Url: https://ncurses.scripts.mit.edu/?p=ncurses.git;a=blobdiff_plain;f=progs%2Fdump_entry.c;h=860eccc9a37736df6d1aefd2354558af33d528ed;hp=3be09f8671cbb44cd0eb862357944798d657f5de;hb=643ec2bf782cd02efafe3ccdeaea8920a404645e;hpb=048a1c1a65c6d98d92fca97f8d175d10d21091d0 diff --git a/progs/dump_entry.c b/progs/dump_entry.c index 3be09f86..860eccc9 100644 --- a/progs/dump_entry.c +++ b/progs/dump_entry.c @@ -1,5 +1,6 @@ /**************************************************************************** - * Copyright (c) 1998-2016,2017 Free Software Foundation, Inc. * + * Copyright 2018-2020,2021 Thomas E. Dickey * + * Copyright 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 * @@ -35,11 +36,11 @@ #define __INTERNAL_CAPS_VISIBLE #include -#include "dump_entry.h" -#include "termsort.c" /* this C file is generated */ +#include +#include /* this C file is generated */ #include /* so is this */ -MODULE_ID("$Id: dump_entry.c,v 1.148 2017/02/04 16:55:42 tom Exp $") +MODULE_ID("$Id: dump_entry.c,v 1.189 2021/09/04 10:29:59 tom Exp $") #define DISCARD(string) string = ABSENT_STRING #define PRINTF (void) printf @@ -84,7 +85,7 @@ static int indent = 8; /* cover various ports and variants of terminfo */ #define V_ALLCAPS 0 /* all capabilities (SVr4, XSI, ncurses) */ #define V_SVR1 1 /* SVR1, Ultrix */ -#define V_HPUX 2 /* HP/UX */ +#define V_HPUX 2 /* HP-UX */ #define V_AIX 3 /* AIX */ #define V_BSD 4 /* BSD */ @@ -94,7 +95,7 @@ static int indent = 8; #define OBSOLETE(n) (n[0] == 'O' && n[1] == 'T') #endif -#define isObsolete(f,n) ((f == F_TERMINFO || f == F_VARIABLE) && OBSOLETE(n)) +#define isObsolete(f,n) ((f == F_TERMINFO || f == F_VARIABLE) && (sortmode != S_VARIABLE) && OBSOLETE(n)) #if NCURSES_XNAMES #define BoolIndirect(j) ((j >= BOOLCOUNT) ? (j) : ((sortmode == S_NOSORT) ? j : bool_indirect[j])) @@ -106,9 +107,7 @@ static int indent = 8; #define StrIndirect(j) ((sortmode == S_NOSORT) ? (j) : str_indirect[j]) #endif -static void failed(const char *) GCC_NORETURN; - -static void +static GCC_NORETURN void failed(const char *s) { perror(s); @@ -299,7 +298,7 @@ dump_init(const char *version, _nc_progname, width, tversion, outform); } -static TERMTYPE *cur_type; +static TERMTYPE2 *cur_type; static int dump_predicate(PredType type, PredIdx idx) @@ -322,7 +321,7 @@ dump_predicate(PredType type, PredIdx idx) return (FALSE); /* pacify compiler */ } -static void set_obsolete_termcaps(TERMTYPE *tp); +static void set_obsolete_termcaps(TERMTYPE2 *tp); /* is this the index of a function key string? */ #define FNKEY(i) \ @@ -432,10 +431,12 @@ static int op_length(const char *src, int offset) { int result = 0; - int ch; + if (offset > 0 && src[offset - 1] == '\\') { result = 0; } else { + int ch; + result++; /* for '%' mark */ ch = src[offset + result]; if (TcOutput()) { @@ -476,10 +477,12 @@ static int find_split(const char *src, int step, int size) { int result = size; - int n; + if (size > 0) { /* check if that would split a backslash-sequence */ int mark = size; + int n; + for (n = size - 1; n > 0; --n) { int ch = UChar(src[step + n]); if (ch == '\\') { @@ -499,8 +502,9 @@ find_split(const char *src, int step, int size) int ch = UChar(src[step + n]); if (ch == '%') { int need = op_length(src, step + n); - if ((n + need) > size) + if ((n + need) > size) { mark = n; + } break; } } @@ -524,13 +528,13 @@ fill_spaces(const char *src) size_t size = strlen(fill); char *result = 0; int pass; - int s, d; + size_t s, d; for (pass = 0; pass < 2; ++pass) { for (s = d = 0; src[s] != '\0'; ++s) { if (src[s] == ' ') { if (pass) { - strcpy(&result[d], fill); - d += (int) size; + _nc_STRCPY(&result[d], fill, need + 1 - d); + d += size; } else { need += size; } @@ -545,7 +549,7 @@ fill_spaces(const char *src) if (pass) { result[d] = '\0'; } else { - result = malloc(need + 1); + result = calloc(need + 1, sizeof(char)); if (result == 0) failed("fill_spaces"); } @@ -553,25 +557,36 @@ fill_spaces(const char *src) return result; } +typedef enum { + wOFF = 0 + ,w1ST = 1 + ,w2ND = 2 + ,wEND = 4 + ,wERR = 8 +} WRAPMODE; + +#define wrap_1ST(mode) ((mode)&w1ST) +#define wrap_END(mode) ((mode)&wEND) +#define wrap_ERR(mode) ((mode)&wERR) + static void -wrap_concat(const char *src) +wrap_concat(const char *src, int need, unsigned mode) { - int need = (int) strlen(src); int gaps = (int) strlen(separator); int want = gaps + need; did_wrap = (width <= 0); - if (column > indent + if (wrap_1ST(mode) + && column > indent && column + want > width) { force_wrap(); } - if (wrapped && + if ((wrap_END(mode) && !wrap_ERR(mode)) && + wrapped && (width >= 0) && - (column + want) > width && - (!TcOutput() || strncmp(src, "..", 2))) { + (column + want) > width) { int step = 0; int used = width > WRAPPED ? width : WRAPPED; - int size = used; int base = 0; char *p, align[9]; const char *my_t = trailer; @@ -583,18 +598,29 @@ wrap_concat(const char *src) if (TcOutput()) trailer = "\\\n\t "; - if ((p = strchr(fill, '=')) != 0) { + if (!TcOutput() && (p = strchr(fill, '=')) != 0) { base = (int) (p + 1 - fill); if (base > 8) base = 8; _nc_SPRINTF(align, _nc_SLIMIT(align) "%*s", base, " "); + } else if (column > 8) { + base = column - 8; + if (base > 8) + base = 8; + _nc_SPRINTF(align, _nc_SLIMIT(align) "%*s", base, " "); } else { align[base] = '\0'; } /* "pretty" overrides wrapping if it already split the line */ if (!pretty || strchr(fill, '\n') == 0) { + int tag = 0; + + if (TcOutput() && outbuf.used && !wrap_1ST(mode)) { + tag = 3; + } + while ((column + (need + gaps)) > used) { - size = used; + int size = used - tag; if (step) { strcpy_DYN(&outbuf, align); size -= base; @@ -609,6 +635,7 @@ wrap_concat(const char *src) if (need > 0) { force_wrap(); did_wrap = TRUE; + tag = 0; } } } @@ -617,18 +644,39 @@ wrap_concat(const char *src) strcpy_DYN(&outbuf, align); strcpy_DYN(&outbuf, fill + step); } - strcpy_DYN(&outbuf, separator); + if (wrap_END(mode)) + strcpy_DYN(&outbuf, separator); trailer = my_t; force_wrap(); free(fill); } else { strcpy_DYN(&outbuf, src); - strcpy_DYN(&outbuf, separator); - column += need; + if (wrap_END(mode)) + strcpy_DYN(&outbuf, separator); + column += (int) strlen(src); } } +static void +wrap_concat1(const char *src) +{ + int need = (int) strlen(src); + wrap_concat(src, need, w1ST | wEND); +} + +static void +wrap_concat3(const char *name, const char *eqls, const char *value) +{ + int nlen = (int) strlen(name); + int elen = (int) strlen(eqls); + int vlen = (int) strlen(value); + + wrap_concat(name, nlen + elen + vlen, w1ST); + wrap_concat(eqls, elen + vlen, w2ND); + wrap_concat(value, vlen, wEND); +} + #define IGNORE_SEP_TRAIL(first,last,sep_trail) \ if ((size_t)(last - first) > sizeof(sep_trail)-1 \ && !strncmp(first, sep_trail, sizeof(sep_trail)-1)) \ @@ -672,8 +720,35 @@ indent_DYN(DYNBUF * buffer, int level) strncpy_DYN(buffer, "\t", (size_t) 1); } +/* + * Check if the current line which was begun consists only of a tab and the + * given leading text. + */ +static bool +leading_DYN(DYNBUF * buffer, const char *leading) +{ + bool result = FALSE; + size_t need = strlen(leading); + if (buffer->used > need) { + need = buffer->used - need; + if (!strcmp(buffer->text + need, leading)) { + result = TRUE; + while (--need != 0) { + if (buffer->text[need] == '\n') { + break; + } + if (buffer->text[need] != '\t') { + result = FALSE; + break; + } + } + } + } + return result; +} + bool -has_params(const char *src) +has_params(const char *src, bool formatting) { bool result = FALSE; int len = (int) strlen(src); @@ -691,16 +766,20 @@ has_params(const char *src) } } if (!ifthen) { - result = ((len > 50) && params); + if (formatting) { + result = ((len > 50) && params); + } else { + result = params; + } } return result; } static char * -fmt_complex(TERMTYPE *tterm, const char *capability, char *src, int level) +fmt_complex(TERMTYPE2 *tterm, const char *capability, char *src, int level) { bool percent = FALSE; - bool params = has_params(src); + bool params = has_params(src, TRUE); while (*src != '\0') { switch (*src) { @@ -727,7 +806,7 @@ fmt_complex(TERMTYPE *tterm, const char *capability, char *src, int level) strncpy_DYN(&tmpbuf, "%", (size_t) 1); strncpy_DYN(&tmpbuf, src, (size_t) 1); src++; - params = has_params(src); + params = has_params(src, TRUE); if (!params && *src != '\0' && *src != '%') { strncpy_DYN(&tmpbuf, "\n", (size_t) 1); indent_DYN(&tmpbuf, level + 1); @@ -775,7 +854,7 @@ fmt_complex(TERMTYPE *tterm, const char *capability, char *src, int level) } break; case 'p': - if (percent && params) { + if (percent && params && !leading_DYN(&tmpbuf, "%")) { tmpbuf.text[tmpbuf.used - 1] = '\n'; indent_DYN(&tmpbuf, level + 1); strncpy_DYN(&tmpbuf, "%", (size_t) 1); @@ -796,11 +875,38 @@ fmt_complex(TERMTYPE *tterm, const char *capability, char *src, int level) return src; } +/* + * Make "large" numbers a little easier to read by showing them in hexadecimal + * if they are "close" to a power of two. + */ +static const char * +number_format(int value) +{ + const char *result = "%d"; + + if ((outform != F_TERMCAP) && (value > 255)) { + unsigned long lv = (unsigned long) value; + int bits = sizeof(unsigned long) * 8; + int nn; + + for (nn = 8; nn < bits; ++nn) { + unsigned long mm; + + mm = 1UL << nn; + if ((mm - 16) <= lv && (mm + 16) > lv) { + result = "%#x"; + break; + } + } + } + return result; +} + #define SAME_CAP(n,cap) (&tterm->Strings[n] == &cap) #define EXTRA_CAP 20 int -fmt_entry(TERMTYPE *tterm, +fmt_entry(TERMTYPE2 *tterm, PredFunc pred, int content_only, int suppress_untranslatable, @@ -809,7 +915,6 @@ fmt_entry(TERMTYPE *tterm, { PredIdx i, j; char buffer[MAX_TERMINFO_LENGTH + EXTRA_CAP]; - char *capability; NCURSES_CONST char *name; int predval, len; PredIdx num_bools = 0; @@ -817,9 +922,8 @@ fmt_entry(TERMTYPE *tterm, PredIdx num_strings = 0; bool outcount = 0; -#define WRAP_CONCAT \ - wrap_concat(buffer); \ - outcount = TRUE +#define WRAP_CONCAT1(s) wrap_concat1(s); outcount = TRUE +#define WRAP_CONCAT WRAP_CONCAT1(buffer) len = 12; /* terminfo file-header */ @@ -892,8 +996,13 @@ fmt_entry(TERMTYPE *tterm, _nc_SPRINTF(buffer, _nc_SLIMIT(sizeof(buffer)) "%s@", name); } else { + size_t nn; _nc_SPRINTF(buffer, _nc_SLIMIT(sizeof(buffer)) - "%s#%d", name, tterm->Numbers[i]); + "%s#", name); + nn = strlen(buffer); + _nc_SPRINTF(buffer + nn, _nc_SLIMIT(sizeof(buffer) - nn) + number_format(tterm->Numbers[i]), + tterm->Numbers[i]); if (i + 1 > num_values) num_values = i + 1; } @@ -913,18 +1022,19 @@ fmt_entry(TERMTYPE *tterm, #undef CUR #define CUR tterm-> if (outform == F_TERMCAP) { - if (termcap_reset != ABSENT_STRING) { - if (init_3string != ABSENT_STRING + if (VALID_STRING(termcap_reset)) { + if (VALID_STRING(init_3string) && !strcmp(init_3string, termcap_reset)) DISCARD(init_3string); - if (reset_2string != ABSENT_STRING + if (VALID_STRING(reset_2string) && !strcmp(reset_2string, termcap_reset)) DISCARD(reset_2string); } } for_each_string(j, tterm) { + char *capability; i = StrIndirect(j); name = ExtStrname(tterm, (int) i, str_names); assert(strlen(name) < sizeof(buffer) - EXTRA_CAP); @@ -978,9 +1088,9 @@ fmt_entry(TERMTYPE *tterm, set_attributes = save_sgr; trimmed_sgr0 = _nc_trim_sgr0(tterm); - if (strcmp(capability, trimmed_sgr0)) + if (strcmp(capability, trimmed_sgr0)) { capability = trimmed_sgr0; - else { + } else { if (trimmed_sgr0 != exit_attribute_mode) free(trimmed_sgr0); } @@ -994,7 +1104,7 @@ fmt_entry(TERMTYPE *tterm, buffer[0] = '\0'; if (predval != FAIL) { - if (capability != ABSENT_STRING + if (VALID_STRING(capability) && i + 1 > num_strings) num_strings = i + 1; @@ -1004,12 +1114,11 @@ fmt_entry(TERMTYPE *tterm, WRAP_CONCAT; } else if (TcOutput()) { char *srccap = _nc_tic_expand(capability, TRUE, numbers); - int params = (((i < (int) SIZEOF(parametrized)) && - (i < STRCOUNT)) + int params = ((i < (int) SIZEOF(parametrized)) ? parametrized[i] : ((*srccap == 'k') ? 0 - : has_params(srccap))); + : has_params(srccap, FALSE))); char *cv = _nc_infotocap(name, srccap, params); if (cv == 0) { @@ -1017,28 +1126,45 @@ fmt_entry(TERMTYPE *tterm, _nc_SPRINTF(buffer, _nc_SLIMIT(sizeof(buffer)) "%s=!!! %s WILL NOT CONVERT !!!", name, srccap); + WRAP_CONCAT; } else if (suppress_untranslatable) { continue; } else { char *s = srccap, *d = buffer; - _nc_SPRINTF(d, _nc_SLIMIT(sizeof(buffer)) "..%s=", name); - d += strlen(d); + int need = 3 + (int) strlen(name); while ((*d = *s++) != 0) { + if ((d - buffer + 2) >= (int) sizeof(buffer)) { + fprintf(stderr, + "%s: value for %s is too long\n", + _nc_progname, + name); + *d = '\0'; + break; + } if (*d == ':') { *d++ = '\\'; *d = ':'; } else if (*d == '\\') { - *++d = *s++; + if ((*++d = *s++) == '\0') + break; } d++; + *d = '\0'; } + need += (int) (d - buffer); + wrap_concat("..", need, w1ST | wERR); + need -= 2; + wrap_concat(name, need, wOFF | wERR); + need -= (int) strlen(name); + wrap_concat("=", need, w2ND | wERR); + need -= 1; + wrap_concat(buffer, need, wEND | wERR); + outcount = TRUE; } } else { - _nc_SPRINTF(buffer, _nc_SLIMIT(sizeof(buffer)) - "%s=%s", name, cv); + wrap_concat3(name, "=", cv); } len += (int) strlen(capability) + 1; - WRAP_CONCAT; } else { char *src = _nc_tic_expand(capability, outform == F_TERMINFO, numbers); @@ -1054,13 +1180,11 @@ fmt_entry(TERMTYPE *tterm, strcpy_DYN(&tmpbuf, src); } len += (int) strlen(capability) + 1; - wrap_concat(tmpbuf.text); - outcount = TRUE; + WRAP_CONCAT1(tmpbuf.text); } } /* e.g., trimmed_sgr0 */ - if (capability != ABSENT_STRING && - capability != CANCELLED_STRING && + if (VALID_STRING(capability) && capability != tterm->Strings[i]) free(capability); } @@ -1188,7 +1312,7 @@ fmt_entry(TERMTYPE *tterm, } static bool -kill_string(TERMTYPE *tterm, char *cap) +kill_string(TERMTYPE2 *tterm, char *cap) { unsigned n; for (n = 0; n < NUM_STRINGS(tterm); ++n) { @@ -1201,7 +1325,7 @@ kill_string(TERMTYPE *tterm, char *cap) } static char * -find_string(TERMTYPE *tterm, char *name) +find_string(TERMTYPE2 *tterm, char *name) { PredIdx n; for (n = 0; n < NUM_STRINGS(tterm); ++n) { @@ -1222,16 +1346,18 @@ find_string(TERMTYPE *tterm, char *name) * make it smaller. */ static int -kill_labels(TERMTYPE *tterm, int target) +kill_labels(TERMTYPE2 *tterm, int target) { int n; int result = 0; - char *cap; - char name[10]; + char name[20]; for (n = 0; n <= 10; ++n) { + char *cap; + _nc_SPRINTF(name, _nc_SLIMIT(sizeof(name)) "lf%d", n); - if ((cap = find_string(tterm, name)) != ABSENT_STRING + cap = find_string(tterm, name); + if (VALID_STRING(cap) && kill_string(tterm, cap)) { target -= (int) (strlen(cap) + 5); ++result; @@ -1247,16 +1373,18 @@ kill_labels(TERMTYPE *tterm, int target) * make it smaller. */ static int -kill_fkeys(TERMTYPE *tterm, int target) +kill_fkeys(TERMTYPE2 *tterm, int target) { int n; int result = 0; - char *cap; - char name[10]; + char name[20]; for (n = 60; n >= 0; --n) { + char *cap; + _nc_SPRINTF(name, _nc_SLIMIT(sizeof(name)) "kf%d", n); - if ((cap = find_string(tterm, name)) != ABSENT_STRING + cap = find_string(tterm, name); + if (VALID_STRING(cap) && kill_string(tterm, cap)) { target -= (int) (strlen(cap) + 5); ++result; @@ -1278,9 +1406,9 @@ one_one_mapping(const char *mapping) { bool result = TRUE; - if (mapping != ABSENT_STRING) { + if (VALID_STRING(mapping)) { int n = 0; - while (mapping[n] != '\0') { + while (mapping[n] != '\0' && mapping[n + 1] != '\0') { if (isLine(mapping[n]) && mapping[n] != mapping[n + 1]) { result = FALSE; @@ -1301,7 +1429,7 @@ one_one_mapping(const char *mapping) #define SHOW_WHY PRINTF static bool -purged_acs(TERMTYPE *tterm) +purged_acs(TERMTYPE2 *tterm) { bool result = FALSE; @@ -1348,59 +1476,63 @@ encode_b64(char *target, char *source, unsigned state, int *saved) * Dump a single entry. */ void -dump_entry(TERMTYPE *tterm, +dump_entry(TERMTYPE2 *tterm, int suppress_untranslatable, int limited, int numbers, PredFunc pred) { - TERMTYPE save_tterm; - int len, critlen; + TERMTYPE2 save_tterm; + int critlen; const char *legend; bool infodump; if (quickdump) { char bigbuf[65536]; - unsigned n; unsigned offset = 0; + separator = ""; trailer = "\n"; indent = 0; + if (_nc_write_object(tterm, bigbuf, &offset, sizeof(bigbuf)) == OK) { char numbuf[80]; + unsigned n; + if (quickdump & 1) { if (outbuf.used) - wrap_concat("\n"); - wrap_concat("hex:"); + wrap_concat1("\n"); + wrap_concat1("hex:"); for (n = 0; n < offset; ++n) { _nc_SPRINTF(numbuf, _nc_SLIMIT(sizeof(numbuf)) "%02X", UChar(bigbuf[n])); - wrap_concat(numbuf); + wrap_concat1(numbuf); } } if (quickdump & 2) { static char padding[] = {0, 0}; int value = 0; + if (outbuf.used) - wrap_concat("\n"); - wrap_concat("b64:"); + wrap_concat1("\n"); + wrap_concat1("b64:"); for (n = 0; n < offset; ++n) { encode_b64(numbuf, bigbuf, n, &value); - wrap_concat(numbuf); + wrap_concat1(numbuf); } switch (n % 3) { case 0: break; case 1: encode_b64(numbuf, padding, 1, &value); - wrap_concat(numbuf); - wrap_concat("=="); + wrap_concat1(numbuf); + wrap_concat1("=="); break; case 2: encode_b64(numbuf, padding, 1, &value); - wrap_concat(numbuf); - wrap_concat("="); + wrap_concat1(numbuf); + wrap_concat1("="); break; } } @@ -1432,7 +1564,7 @@ dump_entry(TERMTYPE *tterm, } if (FMT_ENTRY() > critlen) { /* - * We pick on sgr because it's a nice long string capability that + * We pick on sgr because it is a nice long string capability that * is really just an optimization hack. Another good candidate is * acsc since it is both long and unused by BSD termcap. */ @@ -1477,6 +1609,7 @@ dump_entry(TERMTYPE *tterm, } if (!changed || (FMT_ENTRY() > critlen)) { int oldversion = tversion; + int len; tversion = V_BSD; SHOW_WHY("# (terminfo-only capabilities suppressed to fit entry within %d bytes)\n", @@ -1497,7 +1630,8 @@ dump_entry(TERMTYPE *tterm, } if (len > critlen) { (void) fprintf(stderr, - "warning: %s entry is %d bytes long\n", + "%s: %s entry is %d bytes long\n", + _nc_progname, _nc_first_name(tterm->term_names), len); SHOW_WHY("# WARNING: this entry, %d bytes long, may core-dump %s libraries!\n", @@ -1527,7 +1661,7 @@ dump_uses(const char *name, bool infodump) trim_trailing(); _nc_SPRINTF(buffer, _nc_SLIMIT(sizeof(buffer)) "%s%s", infodump ? "use=" : "tc=", name); - wrap_concat(buffer); + wrap_concat1(buffer); } int @@ -1566,7 +1700,7 @@ show_entry(void) void compare_entry(PredHook hook, - TERMTYPE *tp GCC_UNUSED, + TERMTYPE2 *tp GCC_UNUSED, bool quiet) /* compare two entries */ { @@ -1625,7 +1759,7 @@ compare_entry(PredHook hook, #define CUR tp-> static void -set_obsolete_termcaps(TERMTYPE *tp) +set_obsolete_termcaps(TERMTYPE2 *tp) { #include "capdefaults.c" } @@ -1635,12 +1769,11 @@ set_obsolete_termcaps(TERMTYPE *tp) * unique. */ void -repair_acsc(TERMTYPE *tp) +repair_acsc(TERMTYPE2 *tp) { if (VALID_STRING(acs_chars)) { - size_t n, m; + size_t n; char mapped[256]; - char extra = 0; unsigned source; unsigned target; bool fix_needed = FALSE; @@ -1655,7 +1788,11 @@ repair_acsc(TERMTYPE *tp) if (acs_chars[n + 1]) n++; } + if (fix_needed) { + size_t m; + char extra = 0; + memset(mapped, 0, sizeof(mapped)); for (n = 0; acs_chars[n] != 0; n++) { source = UChar(acs_chars[n]);