version 1.61, 2015/10/06 18:32:19 |
version 1.73, 2018/08/19 23:10:28 |
|
|
/* $Id$ */ |
/* $Id$ */ |
/* |
/* |
* Copyright (c) 2009, 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv> |
* Copyright (c) 2009, 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv> |
* Copyright (c) 2011, 2014, 2015 Ingo Schwarze <schwarze@openbsd.org> |
* Copyright (c) 2011,2014,2015,2017,2018 Ingo Schwarze <schwarze@openbsd.org> |
* |
* |
* Permission to use, copy, modify, and distribute this software for any |
* Permission to use, copy, modify, and distribute this software for any |
* purpose with or without fee is hereby granted, provided that the above |
* purpose with or without fee is hereby granted, provided that the above |
|
|
#include <sys/types.h> |
#include <sys/types.h> |
|
|
#include <assert.h> |
#include <assert.h> |
|
#include <ctype.h> |
|
#include <stdint.h> |
#include <stdlib.h> |
#include <stdlib.h> |
#include <string.h> |
#include <string.h> |
#include <time.h> |
#include <time.h> |
|
|
#include "out.h" |
#include "out.h" |
|
|
static void tblcalc_data(struct rofftbl *, struct roffcol *, |
static void tblcalc_data(struct rofftbl *, struct roffcol *, |
const struct tbl_opts *, const struct tbl_dat *); |
const struct tbl_opts *, const struct tbl_dat *, |
|
size_t); |
static void tblcalc_literal(struct rofftbl *, struct roffcol *, |
static void tblcalc_literal(struct rofftbl *, struct roffcol *, |
const struct tbl_dat *); |
const struct tbl_dat *, size_t); |
static void tblcalc_number(struct rofftbl *, struct roffcol *, |
static void tblcalc_number(struct rofftbl *, struct roffcol *, |
const struct tbl_opts *, const struct tbl_dat *); |
const struct tbl_opts *, const struct tbl_dat *); |
|
|
Line 40 static void tblcalc_number(struct rofftbl *, struct ro |
|
Line 43 static void tblcalc_number(struct rofftbl *, struct ro |
|
* Parse the *src string and store a scaling unit into *dst. |
* Parse the *src string and store a scaling unit into *dst. |
* If the string doesn't specify the unit, use the default. |
* If the string doesn't specify the unit, use the default. |
* If no default is specified, fail. |
* If no default is specified, fail. |
* Return 2 on complete success, 1 when a conversion was done, |
* Return a pointer to the byte after the last byte used, |
* but there was trailing garbage, and 0 on total failure. |
* or NULL on total failure. |
*/ |
*/ |
int |
const char * |
a2roffsu(const char *src, struct roffsu *dst, enum roffscale def) |
a2roffsu(const char *src, struct roffsu *dst, enum roffscale def) |
{ |
{ |
char *endptr; |
char *endptr; |
Line 51 a2roffsu(const char *src, struct roffsu *dst, enum rof |
|
Line 54 a2roffsu(const char *src, struct roffsu *dst, enum rof |
|
dst->unit = def == SCALE_MAX ? SCALE_BU : def; |
dst->unit = def == SCALE_MAX ? SCALE_BU : def; |
dst->scale = strtod(src, &endptr); |
dst->scale = strtod(src, &endptr); |
if (endptr == src) |
if (endptr == src) |
return 0; |
return NULL; |
|
|
switch (*endptr++) { |
switch (*endptr++) { |
case 'c': |
case 'c': |
Line 84 a2roffsu(const char *src, struct roffsu *dst, enum rof |
|
Line 87 a2roffsu(const char *src, struct roffsu *dst, enum rof |
|
case 'v': |
case 'v': |
dst->unit = SCALE_VS; |
dst->unit = SCALE_VS; |
break; |
break; |
case '\0': |
|
endptr--; |
|
/* FALLTHROUGH */ |
|
default: |
default: |
|
endptr--; |
if (SCALE_MAX == def) |
if (SCALE_MAX == def) |
return 0; |
return NULL; |
dst->unit = def; |
dst->unit = def; |
break; |
break; |
} |
} |
|
return endptr; |
return *endptr == '\0' ? 2 : 1; |
|
} |
} |
|
|
/* |
/* |
Line 105 a2roffsu(const char *src, struct roffsu *dst, enum rof |
|
Line 105 a2roffsu(const char *src, struct roffsu *dst, enum rof |
|
*/ |
*/ |
void |
void |
tblcalc(struct rofftbl *tbl, const struct tbl_span *sp, |
tblcalc(struct rofftbl *tbl, const struct tbl_span *sp, |
size_t totalwidth) |
size_t offset, size_t rmargin) |
{ |
{ |
|
struct roffsu su; |
const struct tbl_opts *opts; |
const struct tbl_opts *opts; |
const struct tbl_dat *dp; |
const struct tbl_dat *dp; |
struct roffcol *col; |
struct roffcol *col; |
Line 141 tblcalc(struct rofftbl *tbl, const struct tbl_span *sp |
|
Line 142 tblcalc(struct rofftbl *tbl, const struct tbl_span *sp |
|
if (1 < spans) |
if (1 < spans) |
continue; |
continue; |
icol = dp->layout->col; |
icol = dp->layout->col; |
if (maxcol < icol) |
while (maxcol < icol) |
maxcol = icol; |
tbl->cols[++maxcol].spacing = SIZE_MAX; |
col = tbl->cols + icol; |
col = tbl->cols + icol; |
col->flags |= dp->layout->flags; |
col->flags |= dp->layout->flags; |
if (dp->layout->flags & TBL_CELL_WIGN) |
if (dp->layout->flags & TBL_CELL_WIGN) |
continue; |
continue; |
tblcalc_data(tbl, col, opts, dp); |
if (dp->layout->wstr != NULL && |
|
dp->layout->width == 0 && |
|
a2roffsu(dp->layout->wstr, &su, SCALE_EN) |
|
!= NULL) |
|
dp->layout->width = |
|
(*tbl->sulen)(&su, tbl->arg); |
|
if (col->width < dp->layout->width) |
|
col->width = dp->layout->width; |
|
if (dp->layout->spacing != SIZE_MAX && |
|
(col->spacing == SIZE_MAX || |
|
col->spacing < dp->layout->spacing)) |
|
col->spacing = dp->layout->spacing; |
|
tblcalc_data(tbl, col, opts, dp, |
|
dp->block == 0 ? 0 : |
|
dp->layout->width ? dp->layout->width : |
|
rmargin ? (rmargin + sp->opts->cols / 2) |
|
/ (sp->opts->cols + 1) : 0); |
} |
} |
} |
} |
|
|
/* |
/* |
|
* Align numbers with text. |
* Count columns to equalize and columns to maximize. |
* Count columns to equalize and columns to maximize. |
* Find maximum width of the columns to equalize. |
* Find maximum width of the columns to equalize. |
* Find total width of the columns *not* to maximize. |
* Find total width of the columns *not* to maximize. |
Line 161 tblcalc(struct rofftbl *tbl, const struct tbl_span *sp |
|
Line 179 tblcalc(struct rofftbl *tbl, const struct tbl_span *sp |
|
ewidth = xwidth = 0; |
ewidth = xwidth = 0; |
for (icol = 0; icol <= maxcol; icol++) { |
for (icol = 0; icol <= maxcol; icol++) { |
col = tbl->cols + icol; |
col = tbl->cols + icol; |
|
if (col->width > col->nwidth) |
|
col->decimal += (col->width - col->nwidth) / 2; |
|
else |
|
col->width = col->nwidth; |
|
if (col->spacing == SIZE_MAX || icol == maxcol) |
|
col->spacing = 3; |
if (col->flags & TBL_CELL_EQUAL) { |
if (col->flags & TBL_CELL_EQUAL) { |
necol++; |
necol++; |
if (ewidth < col->width) |
if (ewidth < col->width) |
Line 184 tblcalc(struct rofftbl *tbl, const struct tbl_span *sp |
|
Line 208 tblcalc(struct rofftbl *tbl, const struct tbl_span *sp |
|
continue; |
continue; |
if (col->width == ewidth) |
if (col->width == ewidth) |
continue; |
continue; |
if (nxcol && totalwidth) |
if (nxcol && rmargin) |
xwidth += ewidth - col->width; |
xwidth += ewidth - col->width; |
col->width = ewidth; |
col->width = ewidth; |
} |
} |
Line 196 tblcalc(struct rofftbl *tbl, const struct tbl_span *sp |
|
Line 220 tblcalc(struct rofftbl *tbl, const struct tbl_span *sp |
|
* Distribute the available width evenly. |
* Distribute the available width evenly. |
*/ |
*/ |
|
|
if (nxcol && totalwidth) { |
if (nxcol && rmargin) { |
xwidth = totalwidth - xwidth - 3*maxcol - |
xwidth += 3*maxcol + |
(opts->opts & (TBL_OPT_BOX | TBL_OPT_DBOX) ? |
(opts->opts & (TBL_OPT_BOX | TBL_OPT_DBOX) ? |
2 : !!opts->lvert + !!opts->rvert); |
2 : !!opts->lvert + !!opts->rvert); |
|
if (rmargin <= offset + xwidth) |
|
return; |
|
xwidth = rmargin - offset - xwidth; |
|
|
/* |
/* |
* Emulate a bug in GNU tbl width calculation that |
* Emulate a bug in GNU tbl width calculation that |
Line 232 tblcalc(struct rofftbl *tbl, const struct tbl_span *sp |
|
Line 259 tblcalc(struct rofftbl *tbl, const struct tbl_span *sp |
|
|
|
static void |
static void |
tblcalc_data(struct rofftbl *tbl, struct roffcol *col, |
tblcalc_data(struct rofftbl *tbl, struct roffcol *col, |
const struct tbl_opts *opts, const struct tbl_dat *dp) |
const struct tbl_opts *opts, const struct tbl_dat *dp, size_t mw) |
{ |
{ |
size_t sz; |
size_t sz; |
|
|
Line 240 tblcalc_data(struct rofftbl *tbl, struct roffcol *col, |
|
Line 267 tblcalc_data(struct rofftbl *tbl, struct roffcol *col, |
|
|
|
switch (dp->layout->pos) { |
switch (dp->layout->pos) { |
case TBL_CELL_HORIZ: |
case TBL_CELL_HORIZ: |
/* FALLTHROUGH */ |
|
case TBL_CELL_DHORIZ: |
case TBL_CELL_DHORIZ: |
sz = (*tbl->len)(1, tbl->arg); |
sz = (*tbl->len)(1, tbl->arg); |
if (col->width < sz) |
if (col->width < sz) |
col->width = sz; |
col->width = sz; |
break; |
break; |
case TBL_CELL_LONG: |
case TBL_CELL_LONG: |
/* FALLTHROUGH */ |
|
case TBL_CELL_CENTRE: |
case TBL_CELL_CENTRE: |
/* FALLTHROUGH */ |
|
case TBL_CELL_LEFT: |
case TBL_CELL_LEFT: |
/* FALLTHROUGH */ |
|
case TBL_CELL_RIGHT: |
case TBL_CELL_RIGHT: |
tblcalc_literal(tbl, col, dp); |
tblcalc_literal(tbl, col, dp, mw); |
break; |
break; |
case TBL_CELL_NUMBER: |
case TBL_CELL_NUMBER: |
tblcalc_number(tbl, col, opts, dp); |
tblcalc_number(tbl, col, opts, dp); |
Line 267 tblcalc_data(struct rofftbl *tbl, struct roffcol *col, |
|
Line 290 tblcalc_data(struct rofftbl *tbl, struct roffcol *col, |
|
|
|
static void |
static void |
tblcalc_literal(struct rofftbl *tbl, struct roffcol *col, |
tblcalc_literal(struct rofftbl *tbl, struct roffcol *col, |
const struct tbl_dat *dp) |
const struct tbl_dat *dp, size_t mw) |
{ |
{ |
size_t sz; |
const char *str; /* Beginning of the first line. */ |
const char *str; |
const char *beg; /* Beginning of the current line. */ |
|
char *end; /* End of the current line. */ |
|
size_t lsz; /* Length of the current line. */ |
|
size_t wsz; /* Length of the current word. */ |
|
|
str = dp->string ? dp->string : ""; |
if (dp->string == NULL || *dp->string == '\0') |
sz = (*tbl->slen)(str, tbl->arg); |
return; |
|
str = mw ? mandoc_strdup(dp->string) : dp->string; |
if (col->width < sz) |
lsz = 0; |
col->width = sz; |
for (beg = str; beg != NULL && *beg != '\0'; beg = end) { |
|
end = mw ? strchr(beg, ' ') : NULL; |
|
if (end != NULL) { |
|
*end++ = '\0'; |
|
while (*end == ' ') |
|
end++; |
|
} |
|
wsz = (*tbl->slen)(beg, tbl->arg); |
|
if (mw && lsz && lsz + 1 + wsz <= mw) |
|
lsz += 1 + wsz; |
|
else |
|
lsz = wsz; |
|
if (col->width < lsz) |
|
col->width = lsz; |
|
} |
|
if (mw) |
|
free((void *)str); |
} |
} |
|
|
static void |
static void |
tblcalc_number(struct rofftbl *tbl, struct roffcol *col, |
tblcalc_number(struct rofftbl *tbl, struct roffcol *col, |
const struct tbl_opts *opts, const struct tbl_dat *dp) |
const struct tbl_opts *opts, const struct tbl_dat *dp) |
{ |
{ |
int i; |
const char *cp, *lastdigit, *lastpoint; |
size_t sz, psz, ssz, d; |
size_t intsz, totsz; |
const char *str; |
|
char *cp; |
|
char buf[2]; |
char buf[2]; |
|
|
|
if (dp->string == NULL || *dp->string == '\0') |
|
return; |
|
|
/* |
/* |
* First calculate number width and decimal place (last + 1 for |
* Find the last digit and |
* non-decimal numbers). If the stored decimal is subsequent to |
* the last decimal point that is adjacent to a digit. |
* ours, make our size longer by that difference |
* The alignment indicator "\&" overrides everything. |
* (right-"shifting"); similarly, if ours is subsequent the |
|
* stored, then extend the stored size by the difference. |
|
* Finally, re-assign the stored values. |
|
*/ |
*/ |
|
|
str = dp->string ? dp->string : ""; |
lastdigit = lastpoint = NULL; |
sz = (*tbl->slen)(str, tbl->arg); |
for (cp = dp->string; cp[0] != '\0'; cp++) { |
|
if (cp[0] == '\\' && cp[1] == '&') { |
|
lastdigit = lastpoint = cp; |
|
break; |
|
} else if (cp[0] == opts->decimal && |
|
(isdigit((unsigned char)cp[1]) || |
|
(cp > dp->string && isdigit((unsigned char)cp[-1])))) |
|
lastpoint = cp; |
|
else if (isdigit((unsigned char)cp[0])) |
|
lastdigit = cp; |
|
} |
|
|
/* FIXME: TBL_DATA_HORIZ et al.? */ |
/* Not a number, treat as a literal string. */ |
|
|
buf[0] = opts->decimal; |
totsz = (*tbl->slen)(dp->string, tbl->arg); |
buf[1] = '\0'; |
if (lastdigit == NULL) { |
|
if (col->width < totsz) |
|
col->width = totsz; |
|
return; |
|
} |
|
|
psz = (*tbl->slen)(buf, tbl->arg); |
/* Measure the width of the integer part. */ |
|
|
if (NULL != (cp = strrchr(str, opts->decimal))) { |
if (lastpoint == NULL) |
buf[1] = '\0'; |
lastpoint = lastdigit + 1; |
for (ssz = 0, i = 0; cp != &str[i]; i++) { |
intsz = 0; |
buf[0] = str[i]; |
buf[1] = '\0'; |
ssz += (*tbl->slen)(buf, tbl->arg); |
for (cp = dp->string; cp < lastpoint; cp++) { |
} |
buf[0] = cp[0]; |
d = ssz + psz; |
intsz += (*tbl->slen)(buf, tbl->arg); |
} else |
} |
d = sz + psz; |
|
|
|
/* Adjust the settings for this column. */ |
/* |
|
* If this number has more integer digits than all numbers |
|
* seen on earlier lines, shift them all to the right. |
|
* If it has fewer, shift this number to the right. |
|
*/ |
|
|
if (col->decimal > d) { |
if (intsz > col->decimal) { |
sz += col->decimal - d; |
col->nwidth += intsz - col->decimal; |
d = col->decimal; |
col->decimal = intsz; |
} else |
} else |
col->width += d - col->decimal; |
totsz += col->decimal - intsz; |
|
|
if (sz > col->width) |
/* Update the maximum total width seen so far. */ |
col->width = sz; |
|
if (d > col->decimal) |
if (totsz > col->nwidth) |
col->decimal = d; |
col->nwidth = totsz; |
} |
} |