version 1.53, 2014/10/14 18:18:05 |
version 1.62, 2015/10/12 00:08:16 |
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/* $Id$ */ |
/* $Id$ */ |
/* |
/* |
* Copyright (c) 2009, 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv> |
* Copyright (c) 2009, 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv> |
* Copyright (c) 2011, 2014 Ingo Schwarze <schwarze@openbsd.org> |
* Copyright (c) 2011, 2014, 2015 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 |
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#include <sys/types.h> |
#include <sys/types.h> |
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#include <assert.h> |
#include <assert.h> |
#include <ctype.h> |
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#include <stdio.h> |
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#include <stdlib.h> |
#include <stdlib.h> |
#include <string.h> |
#include <string.h> |
#include <time.h> |
#include <time.h> |
Line 39 static void tblcalc_number(struct rofftbl *, struct ro |
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Line 37 static void tblcalc_number(struct rofftbl *, struct ro |
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/* |
/* |
* Convert a `scaling unit' to a consistent form, or fail. Scaling |
* Parse the *src string and store a scaling unit into *dst. |
* units are documented in groff.7, mdoc.7, man.7. |
* If the string doesn't specify the unit, use the default. |
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* If no default is specified, fail. |
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* Return 2 on complete success, 1 when a conversion was done, |
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* but there was trailing garbage, and 0 on total failure. |
*/ |
*/ |
int |
int |
a2roffsu(const char *src, struct roffsu *dst, enum roffscale def) |
a2roffsu(const char *src, struct roffsu *dst, enum roffscale def) |
{ |
{ |
char buf[BUFSIZ], hasd; |
char *endptr; |
int i; |
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enum roffscale unit; |
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if ('\0' == *src) |
dst->unit = def == SCALE_MAX ? SCALE_BU : def; |
return(0); |
dst->scale = strtod(src, &endptr); |
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if (endptr == src) |
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return 0; |
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i = hasd = 0; |
switch (*endptr++) { |
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case 'c': |
switch (*src) { |
dst->unit = SCALE_CM; |
case '+': |
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src++; |
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break; |
break; |
case '-': |
case 'i': |
buf[i++] = *src++; |
dst->unit = SCALE_IN; |
break; |
break; |
default: |
case 'f': |
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dst->unit = SCALE_FS; |
break; |
break; |
} |
case 'M': |
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dst->unit = SCALE_MM; |
if ('\0' == *src) |
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return(0); |
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while (i < BUFSIZ) { |
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if ( ! isdigit((unsigned char)*src)) { |
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if ('.' != *src) |
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break; |
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else if (hasd) |
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break; |
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else |
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hasd = 1; |
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} |
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buf[i++] = *src++; |
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} |
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if (BUFSIZ == i || (*src && *(src + 1))) |
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return(0); |
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buf[i] = '\0'; |
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switch (*src) { |
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case 'c': |
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unit = SCALE_CM; |
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break; |
break; |
case 'i': |
case 'm': |
unit = SCALE_IN; |
dst->unit = SCALE_EM; |
break; |
break; |
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case 'n': |
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dst->unit = SCALE_EN; |
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break; |
case 'P': |
case 'P': |
unit = SCALE_PC; |
dst->unit = SCALE_PC; |
break; |
break; |
case 'p': |
case 'p': |
unit = SCALE_PT; |
dst->unit = SCALE_PT; |
break; |
break; |
case 'f': |
case 'u': |
unit = SCALE_FS; |
dst->unit = SCALE_BU; |
break; |
break; |
case 'v': |
case 'v': |
unit = SCALE_VS; |
dst->unit = SCALE_VS; |
break; |
break; |
case 'm': |
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unit = SCALE_EM; |
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break; |
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case '\0': |
case '\0': |
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endptr--; |
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/* FALLTHROUGH */ |
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default: |
if (SCALE_MAX == def) |
if (SCALE_MAX == def) |
return(0); |
return 0; |
unit = SCALE_EN; |
dst->unit = def; |
break; |
break; |
case 'u': |
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unit = SCALE_BU; |
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break; |
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case 'M': |
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unit = SCALE_MM; |
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break; |
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case 'n': |
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unit = SCALE_EN; |
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break; |
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default: |
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return(0); |
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} |
} |
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/* FIXME: do this in the caller. */ |
return *endptr == '\0' ? 2 : 1; |
if ((dst->scale = atof(buf)) < 0.0) |
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dst->scale = 0.0; |
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dst->unit = unit; |
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return(1); |
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} |
} |
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/* |
/* |
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tblcalc(struct rofftbl *tbl, const struct tbl_span *sp, |
tblcalc(struct rofftbl *tbl, const struct tbl_span *sp, |
size_t totalwidth) |
size_t totalwidth) |
{ |
{ |
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const struct tbl_opts *opts; |
const struct tbl_dat *dp; |
const struct tbl_dat *dp; |
struct roffcol *col; |
struct roffcol *col; |
size_t ewidth, xwidth; |
size_t ewidth, xwidth; |
int spans; |
int spans; |
int icol, maxcol, necol, nxcol; |
int icol, maxcol, necol, nxcol, quirkcol; |
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/* |
/* |
* Allocate the master column specifiers. These will hold the |
* Allocate the master column specifiers. These will hold the |
Line 157 tblcalc(struct rofftbl *tbl, const struct tbl_span *sp |
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Line 123 tblcalc(struct rofftbl *tbl, const struct tbl_span *sp |
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assert(NULL == tbl->cols); |
assert(NULL == tbl->cols); |
tbl->cols = mandoc_calloc((size_t)sp->opts->cols, |
tbl->cols = mandoc_calloc((size_t)sp->opts->cols, |
sizeof(struct roffcol)); |
sizeof(struct roffcol)); |
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opts = sp->opts; |
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for (maxcol = -1; sp; sp = sp->next) { |
for (maxcol = -1; sp; sp = sp->next) { |
if (TBL_SPAN_DATA != sp->pos) |
if (TBL_SPAN_DATA != sp->pos) |
Line 173 tblcalc(struct rofftbl *tbl, const struct tbl_span *sp |
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Line 140 tblcalc(struct rofftbl *tbl, const struct tbl_span *sp |
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spans = dp->spans; |
spans = dp->spans; |
if (1 < spans) |
if (1 < spans) |
continue; |
continue; |
icol = dp->layout->head->ident; |
icol = dp->layout->col; |
if (maxcol < icol) |
if (maxcol < icol) |
maxcol = icol; |
maxcol = icol; |
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, sp->opts, dp); |
tblcalc_data(tbl, col, opts, dp); |
} |
} |
} |
} |
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Line 230 tblcalc(struct rofftbl *tbl, const struct tbl_span *sp |
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Line 197 tblcalc(struct rofftbl *tbl, const struct tbl_span *sp |
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*/ |
*/ |
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if (nxcol && totalwidth) { |
if (nxcol && totalwidth) { |
xwidth = totalwidth - 3*maxcol - xwidth; |
xwidth = totalwidth - xwidth - 3*maxcol - |
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(opts->opts & (TBL_OPT_BOX | TBL_OPT_DBOX) ? |
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2 : !!opts->lvert + !!opts->rvert); |
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/* |
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* Emulate a bug in GNU tbl width calculation that |
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* manifests itself for large numbers of x-columns. |
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* Emulating it for 5 x-columns gives identical |
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* behaviour for up to 6 x-columns. |
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*/ |
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if (nxcol == 5) { |
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quirkcol = xwidth % nxcol + 2; |
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if (quirkcol != 3 && quirkcol != 4) |
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quirkcol = -1; |
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} else |
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quirkcol = -1; |
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necol = 0; |
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ewidth = 0; |
for (icol = 0; icol <= maxcol; icol++) { |
for (icol = 0; icol <= maxcol; icol++) { |
col = tbl->cols + icol; |
col = tbl->cols + icol; |
if ( ! (col->flags & TBL_CELL_WMAX)) |
if ( ! (col->flags & TBL_CELL_WMAX)) |
continue; |
continue; |
col->width = xwidth / nxcol--; |
col->width = (double)xwidth * ++necol / nxcol |
xwidth -= col->width; |
- ewidth + 0.4995; |
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if (necol == quirkcol) |
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col->width--; |
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ewidth += col->width; |
} |
} |
} |
} |
} |
} |
Line 251 tblcalc_data(struct rofftbl *tbl, struct roffcol *col, |
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Line 240 tblcalc_data(struct rofftbl *tbl, struct roffcol *col, |
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switch (dp->layout->pos) { |
switch (dp->layout->pos) { |
case TBL_CELL_HORIZ: |
case TBL_CELL_HORIZ: |
/* FALLTHROUGH */ |
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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 */ |
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case TBL_CELL_CENTRE: |
case TBL_CELL_CENTRE: |
/* FALLTHROUGH */ |
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case TBL_CELL_LEFT: |
case TBL_CELL_LEFT: |
/* FALLTHROUGH */ |
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case TBL_CELL_RIGHT: |
case TBL_CELL_RIGHT: |
tblcalc_literal(tbl, col, dp); |
tblcalc_literal(tbl, col, dp); |
break; |
break; |
Line 273 tblcalc_data(struct rofftbl *tbl, struct roffcol *col, |
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Line 258 tblcalc_data(struct rofftbl *tbl, struct roffcol *col, |
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break; |
break; |
default: |
default: |
abort(); |
abort(); |
/* NOTREACHED */ |
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} |
} |
} |
} |
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