version 1.18, 2015/02/28 08:41:59 |
version 1.30, 2015/03/11 12:51:41 |
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#include <assert.h> |
#include <assert.h> |
#include <ctype.h> |
#include <ctype.h> |
#include <fcntl.h> |
#include <fcntl.h> |
#include <getopt.h> |
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#include <libgen.h> |
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#include <limits.h> |
#include <limits.h> |
#include <stdarg.h> |
#include <stdarg.h> |
#include <stdio.h> |
#include <stdio.h> |
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#include "extern.h" |
#include "extern.h" |
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/* |
/* |
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* Table of macros. |
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* These ABSOLUTELY MUST BE 2 or three characters long. |
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*/ |
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static const char *const mdocs[] = { |
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"Ap", "Dd", "Dt", "Os", |
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"Sh", "Ss", "Pp", "D1", |
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"Dl", "Bd", "Ed", "Bl", |
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"El", "It", "Ad", "An", |
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"Ar", "Cd", "Cm", "Dv", |
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"Er", "Ev", "Ex", "Fa", |
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"Fd", "Fl", "Fn", "Ft", |
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"Ic", "In", "Li", "Nd", |
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"Nm", "Op", "Ot", "Pa", |
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"Rv", "St", "Va", "Vt", |
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"Xr", "%A", "%B", "%D", |
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"%I", "%J", "%N", "%O", |
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"%P", "%R", "%T", "%V", |
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"Ac", "Ao", "Aq", "At", |
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"Bc", "Bf", "Bo", "Bq", |
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"Bsx", "Bx", "Db", "Dc", |
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"Do", "Dq", "Ec", "Ef", |
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"Em", "Eo", "Fx", "Ms", |
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"No", "Ns", "Nx", "Ox", |
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"Pc", "Pf", "Po", "Pq", |
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"Qc", "Ql", "Qo", "Qq", |
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"Re", "Rs", "Sc", "So", |
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"Sq", "Sm", "Sx", "Sy", |
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"Tn", "Ux", "Xc", "Xo", |
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"Fo", "Fc", "Oo", "Oc", |
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"Bk", "Ek", "Bt", "Hf", |
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"Fr", "Ud", "Lb", "Lp", |
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"Lk", "Mt", "Brq", "Bro", |
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"Brc", "%C", "Es", "En", |
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"Dx", "%Q", "br", "sp", |
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"%U", "Ta", "ll", NULL, |
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}; |
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/* |
* Unmap the top-most file in the stack of files currently opened (that |
* Unmap the top-most file in the stack of files currently opened (that |
* is, nested calls to parsefile()). |
* is, nested calls to parsefile()). |
*/ |
*/ |
Line 67 texivaluefree(struct texivalue *p) |
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Line 103 texivaluefree(struct texivalue *p) |
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free(p->value); |
free(p->value); |
} |
} |
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static void |
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texidex_free(struct texidex *p) |
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{ |
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size_t i; |
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for (i = 0; i < p->indexsz; i++) |
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free(p->index[i]); |
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free(p->index); |
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free(p->name); |
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p->index = NULL; |
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p->indexsz = 0; |
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} |
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/* |
/* |
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* Add the text beginning at "index" and of "sz" bytes to the index |
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* named "tok" with name size "toksz". |
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* This will also output the necessary mdoc(7) to construct the index. |
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*/ |
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void |
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texindex(struct texi *p, const char *tok, |
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size_t toksz, const char *index, size_t sz) |
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{ |
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size_t i; |
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#ifdef HAVE_INDEX |
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char *cp; |
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#endif |
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if (0 == sz) { |
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texiwarn(p, "zero-length index entry"); |
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return; |
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} |
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/* Look for the index. (Must be found.) */ |
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for (i = 0; i < p->indexsz; i++) { |
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if (strlen(p->indexs[i].name) != toksz) |
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continue; |
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if (strncmp(p->indexs[i].name, tok, toksz)) |
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continue; |
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break; |
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} |
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assert(i < p->indexsz); |
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/* Reallocate index's terms. */ |
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p->indexs[i].index = realloc |
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(p->indexs[i].index, |
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(p->indexs[i].indexsz + 1) * |
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sizeof(char *)); |
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if (NULL == p->indexs[i].index) |
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texiabort(p, NULL); |
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/* Add term to term array. */ |
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p->indexs[i].index[p->indexs[i].indexsz] = |
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malloc(sz + 1); |
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if (NULL == p->indexs[i].index[p->indexs[i].indexsz]) |
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texiabort(p, NULL); |
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memcpy(p->indexs[i].index[p->indexs[i].indexsz], |
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index, sz); |
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p->indexs[i].index[p->indexs[i].indexsz][sz] = '\0'; |
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/* Output mdoc(7) for index. */ |
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#ifdef HAVE_INDEX |
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p->seenvs = -1; |
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teximacroopen(p, "Ix"); |
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texiputchars(p, "idx"); |
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texiputchars(p, p->indexs[i].name); |
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cp = p->indexs[i].index[p->indexs[i].indexsz]; |
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while ('\n' != *cp) { |
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assert('\0' != *cp); |
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texiputchar(p, *cp++); |
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} |
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teximacroclose(p); |
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#endif |
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p->indexs[i].indexsz++; |
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} |
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/* |
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* Add an index entry named "tok" of length "sz". |
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* This usually consists of two letters, e.g., "cp" or "vr". |
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* This does nothing if the index exists or is zero-sized. |
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*/ |
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void |
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texindex_add(struct texi *p, const char *tok, size_t sz) |
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{ |
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size_t i; |
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char *cp; |
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if (0 == sz) |
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return; |
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/* Make sure we don't have a duplicate. */ |
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for (i = 0; i < p->indexsz; i++) { |
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if (strlen(p->indexs[i].name) != sz) |
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continue; |
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if (strncmp(p->indexs[i].name, tok, sz)) |
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continue; |
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return; |
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} |
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/* Reallocate indices. */ |
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p->indexs = realloc(p->indexs, |
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sizeof(struct texidex) * (p->indexsz + 1)); |
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if (NULL == p->indexs) |
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texiabort(p, NULL); |
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if (NULL == (cp = malloc(sz + 1))) |
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texiabort(p, NULL); |
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memcpy(cp, tok, sz); |
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cp[sz] = '\0'; |
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p->indexs[p->indexsz].name = cp; |
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p->indexs[p->indexsz].index = NULL; |
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p->indexs[p->indexsz].indexsz = 0; |
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p->indexsz++; |
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} |
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/* |
* Unmap all files that we're currently using and free all resources |
* Unmap all files that we're currently using and free all resources |
* that we've allocated during the parse. |
* that we've allocated during the parse. |
* The utility should exit(...) after this is called. |
* The utility should exit(...) after this is called. |
Line 79 texiexit(struct texi *p) |
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Line 229 texiexit(struct texi *p) |
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/* Make sure we're newline-terminated. */ |
/* Make sure we're newline-terminated. */ |
if (p->outcol) |
if (p->outcol) |
putchar('\n'); |
fputc('\n', p->outfile); |
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if (NULL != p->chapters) |
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teximdocclose(p, 1); |
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/* Unmap all files. */ |
/* Unmap all files. */ |
while (p->filepos > 0) |
while (p->filepos > 0) |
Line 90 texiexit(struct texi *p) |
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Line 242 texiexit(struct texi *p) |
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for (i = 0; i < p->dirsz; i++) |
for (i = 0; i < p->dirsz; i++) |
free(p->dirs[i]); |
free(p->dirs[i]); |
for (i = 0; i < p->indexsz; i++) |
for (i = 0; i < p->indexsz; i++) |
free(p->indexs[i]); |
texidex_free(&p->indexs[i]); |
for (i = 0; i < p->valsz; i++) |
for (i = 0; i < p->valsz; i++) |
texivaluefree(&p->vals[i]); |
texivaluefree(&p->vals[i]); |
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Line 100 texiexit(struct texi *p) |
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Line 252 texiexit(struct texi *p) |
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free(p->dirs); |
free(p->dirs); |
free(p->subtitle); |
free(p->subtitle); |
free(p->title); |
free(p->title); |
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free(p->copying); |
} |
} |
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/* |
/* |
Line 180 texiputchar(struct texi *p, char c) |
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Line 333 texiputchar(struct texi *p, char c) |
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if (p->ign) |
if (p->ign) |
return; |
return; |
if ('.' == c && 0 == p->outcol) |
if ('.' == c && 0 == p->outcol) |
fputs("\\&", stdout); |
fputs("\\&", p->outfile); |
if ('\'' == c && 0 == p->outcol) |
if ('\'' == c && 0 == p->outcol) |
fputs("\\&", stdout); |
fputs("\\&", p->outfile); |
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putchar(c); |
if (p->uppercase) |
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fputc(toupper((unsigned int)c), p->outfile); |
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else |
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fputc(c, p->outfile); |
if ('\\' == c) |
if ('\\' == c) |
putchar('e'); |
fputc('e', p->outfile); |
p->seenvs = 0; |
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if ('\n' == c) { |
if ('\n' == c) { |
p->outcol = 0; |
p->outcol = 0; |
p->seenws = 0; |
p->seenws = 0; |
Line 207 texiputchars(struct texi *p, const char *s) |
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Line 362 texiputchars(struct texi *p, const char *s) |
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if (p->ign) |
if (p->ign) |
return; |
return; |
if ('.' == *s && 0 == p->outcol) |
if ('.' == *s && 0 == p->outcol) |
fputs("\\&", stdout); |
fputs("\\&", p->outfile); |
if ('\'' == *s && 0 == p->outcol) |
if ('\'' == *s && 0 == p->outcol) |
fputs("\\&", stdout); |
fputs("\\&", p->outfile); |
p->outcol += fputs(s, stdout); |
if (p->uppercase) |
p->seenvs = 0; |
for ( ; '\0' != *s; s++) |
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p->outcol += fputc(toupper |
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((unsigned int)*s), p->outfile); |
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else |
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p->outcol += fputs(s, p->outfile); |
} |
} |
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/* |
/* |
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teximacroclose(struct texi *p) |
teximacroclose(struct texi *p) |
{ |
{ |
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if (p->ign) |
if (p->ign || p->literal|| TEXILIST_TABLE == p->list) |
return; |
return; |
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if (0 == --p->outmacro) { |
if (0 == --p->outmacro) { |
putchar('\n'); |
fputc('\n', p->outfile); |
p->outcol = p->seenws = 0; |
p->outcol = p->seenws = 0; |
} |
} |
} |
} |
Line 255 teximacroopen(struct texi *p, const char *s) |
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Line 414 teximacroopen(struct texi *p, const char *s) |
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{ |
{ |
int rc; |
int rc; |
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if (p->ign) |
if (p->ign || p->literal|| TEXILIST_TABLE == p->list) |
return; |
return; |
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if (p->outcol && 0 == p->outmacro) { |
if (p->outcol && 0 == p->outmacro) { |
putchar('\n'); |
fputc('\n', p->outfile); |
p->outcol = 0; |
p->outcol = 0; |
} |
} |
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if (p->seenvs > 0 && 0 == p->outmacro) |
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fputs(".Pp\n", p->outfile); |
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if (0 == p->outmacro) |
if (0 == p->outmacro) |
putchar('.'); |
fputc('.', p->outfile); |
else |
else |
putchar(' '); |
fputc(' ', p->outfile); |
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if (EOF != (rc = fputs(s, stdout))) |
if (EOF != (rc = fputs(s, p->outfile))) |
p->outcol += rc; |
p->outcol += rc; |
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putchar(' '); |
fputc(' ', p->outfile); |
p->outcol++; |
p->outcol++; |
p->outmacro++; |
p->outmacro++; |
p->seenws = 0; |
p->seenws = p->seenvs = 0; |
} |
} |
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/* |
/* |
Line 291 teximacro(struct texi *p, const char *s) |
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Line 453 teximacro(struct texi *p, const char *s) |
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texierr(p, "\"%s\" in open line scope!?", s); |
texierr(p, "\"%s\" in open line scope!?", s); |
if (p->literal) |
if (p->literal) |
texierr(p, "\"%s\" in a literal scope!?", s); |
texierr(p, "\"%s\" in a literal scope!?", s); |
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if (p->outcol) |
if (p->outcol) |
putchar('\n'); |
fputc('\n', p->outfile); |
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if (p->seenvs > 0) |
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fputs(".Pp\n", p->outfile); |
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putchar('.'); |
fputc('.', p->outfile); |
puts(s); |
fputs(s, p->outfile); |
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fputc('\n', p->outfile); |
p->outcol = p->seenws = 0; |
p->outcol = p->seenws = 0; |
} |
} |
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texivspace(struct texi *p) |
texivspace(struct texi *p) |
{ |
{ |
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if (p->seenvs || TEXILIST_TABLE == p->list) |
if (TEXILIST_TABLE != p->list && p->seenvs >= 0) |
return; |
p->seenvs = 1; |
teximacro(p, "Pp"); |
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p->seenvs = 1; |
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} |
} |
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/* |
/* |
Line 361 texipunctuate(struct texi *p, size_t *pos) |
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Line 523 texipunctuate(struct texi *p, size_t *pos) |
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case ('.'): |
case ('.'): |
case ('"'): |
case ('"'): |
case (':'): |
case (':'): |
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case (';'): |
case ('!'): |
case ('!'): |
case ('?'): |
case ('?'): |
continue; |
continue; |
Line 372 texipunctuate(struct texi *p, size_t *pos) |
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Line 535 texipunctuate(struct texi *p, size_t *pos) |
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if (end == *pos) |
if (end == *pos) |
return; |
return; |
if (end + 1 == BUFSZ(p) || ' ' == BUF(p)[end] || |
if (end + 1 == BUFSZ(p) || ' ' == BUF(p)[end] || |
'\n' == BUF(p)[end]) { |
'@' == BUF(p)[end] || '\n' == BUF(p)[end]) { |
for ( ; start < end; start++) { |
for ( ; start < end; start++) { |
texiputchar(p, ' '); |
texiputchar(p, ' '); |
texiputchar(p, BUF(p)[start]); |
texiputchar(p, BUF(p)[start]); |
Line 400 advancenext(struct texi *p, size_t *pos) |
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Line 563 advancenext(struct texi *p, size_t *pos) |
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while (*pos < BUFSZ(p) && ismspace(BUF(p)[*pos])) { |
while (*pos < BUFSZ(p) && ismspace(BUF(p)[*pos])) { |
p->seenws = 1; |
p->seenws = 1; |
/* |
if (0 == p->seenvs && '\n' == BUF(p)[*pos]) |
* If it looks like we've printed a double-line, then |
if (*pos + 1 < BUFSZ(p) && '\n' == BUF(p)[*pos + 1]) |
* output a paragraph. |
p->seenvs = 1; |
* FIXME: this is stupid. |
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*/ |
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if (*pos && '\n' == BUF(p)[*pos] && '\n' == BUF(p)[*pos - 1]) |
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texivspace(p); |
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advance(p, pos); |
advance(p, pos); |
} |
} |
return(*pos); |
return(*pos); |
Line 414 advancenext(struct texi *p, size_t *pos) |
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Line 573 advancenext(struct texi *p, size_t *pos) |
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/* |
/* |
* Advance to the EOLN in the input stream. |
* Advance to the EOLN in the input stream. |
* NOTE: THIS SHOULD NOT BE CALLED ON BLANK TEXT, as it will read up to |
* This will skip over '@' markers in an effort to ignore escaped |
* the @\n. |
* newlines. |
*/ |
*/ |
size_t |
size_t |
advanceeoln(struct texi *p, size_t *pos, int consumenl) |
advanceeoln(struct texi *p, size_t *pos, int consumenl) |
{ |
{ |
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while (*pos < BUFSZ(p) && '\n' != BUF(p)[*pos]) |
while (*pos < BUFSZ(p) && '\n' != BUF(p)[*pos]) { |
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if ('@' == BUF(p)[*pos]) |
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advance(p, pos); |
advance(p, pos); |
advance(p, pos); |
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} |
if (*pos < BUFSZ(p) && consumenl) |
if (*pos < BUFSZ(p) && consumenl) |
advance(p, pos); |
advance(p, pos); |
return(*pos); |
return(*pos); |
Line 451 texiexecmacro(struct texi *p, struct teximacro *m, siz |
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Line 613 texiexecmacro(struct texi *p, struct teximacro *m, siz |
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const char *cp; |
const char *cp; |
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/* Disregard empty macros. */ |
/* Disregard empty macros. */ |
if (0 == (valsz = realsz = strlen(m->value))) |
if (0 == (valsz = realsz = strlen(m->value))) { |
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args = argparse(p, pos, &asz, m->argsz); |
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for (i = 0; i < asz; i++) |
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free(args[i]); |
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free(args); |
return; |
return; |
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} |
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/* |
/* |
* This is important: it protect us from macros that invoke more |
* This is important: it protect us from macros that invoke more |
Line 462 texiexecmacro(struct texi *p, struct teximacro *m, siz |
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Line 629 texiexecmacro(struct texi *p, struct teximacro *m, siz |
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* The "sv" value was initialised at the start of the macro. |
* The "sv" value was initialised at the start of the macro. |
*/ |
*/ |
if (sv > 0) |
if (sv > 0) |
if (++p->files[p->filepos].depth > 64) |
if (++p->files[p->filepos - 1].depth > 64) |
texierr(p, "maximium recursive depth"); |
texierr(p, "maximium recursive depth"); |
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args = argparse(p, pos, &asz, m->argsz); |
args = argparse(p, pos, &asz, m->argsz); |
Line 471 texiexecmacro(struct texi *p, struct teximacro *m, siz |
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Line 638 texiexecmacro(struct texi *p, struct teximacro *m, siz |
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aasz = asz < m->argsz ? asz : m->argsz; |
aasz = asz < m->argsz ? asz : m->argsz; |
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if (0 == aasz) { |
if (0 == aasz) { |
texisplice(p, m->value, valsz, pos); |
texisplice(p, m->value, valsz, *pos); |
return; |
return; |
} |
} |
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Line 534 texiexecmacro(struct texi *p, struct teximacro *m, siz |
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Line 701 texiexecmacro(struct texi *p, struct teximacro *m, siz |
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i = end; |
i = end; |
} |
} |
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texisplice(p, val, strlen(val), pos); |
texisplice(p, val, strlen(val), *pos); |
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for (i = 0; i < asz; i++) |
for (i = 0; i < asz; i++) |
free(args[i]); |
free(args[i]); |
Line 550 texiexecmacro(struct texi *p, struct teximacro *m, siz |
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Line 717 texiexecmacro(struct texi *p, struct teximacro *m, siz |
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static void |
static void |
parseword(struct texi *p, size_t *pos, char extra) |
parseword(struct texi *p, size_t *pos, char extra) |
{ |
{ |
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size_t i, end, len; |
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int c; |
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/* |
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* If a prior word had a terminating double-newline, then begin |
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* this text block with a `Pp'. |
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* We don't do this if we're in a literal context (we'll print |
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* out the newlines themselves) nor in a `TS' table. |
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*/ |
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if (p->seenvs > 0 && 0 == p->literal && TEXILIST_TABLE != p->list) { |
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if (p->outcol > 0) |
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fputc('\n', p->outfile); |
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fputs(".Pp\n", p->outfile); |
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p->outcol = 0; |
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} |
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|
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/* |
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* Some line control: if we (non-macro, non-literal) already |
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* have more than 72 characters written to the screen, then |
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* output a newline before getting started. |
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*/ |
if (p->seenws && 0 == p->outmacro && |
if (p->seenws && 0 == p->outmacro && |
p->outcol > 72 && 0 == p->literal) |
p->outcol > 72 && 0 == p->literal) |
texiputchar(p, '\n'); |
texiputchar(p, '\n'); |
/* FIXME: abstract this: we use it elsewhere. */ |
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/* Usual padding in the case of seen whitespace. */ |
if (p->seenws && p->outcol && 0 == p->literal) |
if (p->seenws && p->outcol && 0 == p->literal) |
texiputchar(p, ' '); |
texiputchar(p, ' '); |
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p->seenws = 0; |
p->seenws = 0; |
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|
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/* |
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* If we're in a macro line, we might want to print text that |
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* happens to be the same as an mdoc(7) macro. |
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* Obviously, we need to escape these words. |
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*/ |
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if (p->outmacro) { |
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end = *pos; |
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/* Read ahead to get the word length. */ |
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while (end < BUFSZ(p) && ! ismspace(BUF(p)[end])) { |
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switch ((c = BUF(p)[end])) { |
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case ('@'): |
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case ('}'): |
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case ('{'): |
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break; |
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default: |
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if ('\0' != extra && extra == c) |
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break; |
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end++; |
|
continue; |
|
} |
|
break; |
|
} |
|
len = end - *pos; |
|
/* See if we have a match. */ |
|
for (i = 0; NULL != mdocs[i]; i++) { |
|
/* All macros are 2 or three letters. */ |
|
if (len < 2 || len > 3) |
|
continue; |
|
/* Check the macro word length. */ |
|
if ('\0' == mdocs[i][2] && 2 != len) |
|
continue; |
|
else if ('\0' == mdocs[i][3] && 3 != len) |
|
continue; |
|
if (strncmp(mdocs[i], &BUF(p)[*pos], len)) |
|
continue; |
|
texiputchars(p, "\\&"); |
|
break; |
|
} |
|
} |
|
|
while (*pos < BUFSZ(p) && ! ismspace(BUF(p)[*pos])) { |
while (*pos < BUFSZ(p) && ! ismspace(BUF(p)[*pos])) { |
switch (BUF(p)[*pos]) { |
switch (BUF(p)[*pos]) { |
case ('@'): |
case ('@'): |
Line 569 parseword(struct texi *p, size_t *pos, char extra) |
|
Line 797 parseword(struct texi *p, size_t *pos, char extra) |
|
} |
} |
if ('\0' != extra && BUF(p)[*pos] == extra) |
if ('\0' != extra && BUF(p)[*pos] == extra) |
return; |
return; |
if (*pos < BUFSZ(p) - 1 && |
|
|
if (p->literal) { |
|
texiputchar(p, BUF(p)[*pos]); |
|
advance(p, pos); |
|
continue; |
|
} |
|
|
|
if ('"' == BUF(p)[*pos]) { |
|
texiputchars(p, "\\(dq"); |
|
} else if (*pos < BUFSZ(p) - 2 && |
|
'-' == BUF(p)[*pos] && |
|
'-' == BUF(p)[*pos + 1] && |
|
'-' == BUF(p)[*pos + 2]) { |
|
texiputchars(p, "\\(em"); |
|
advance(p, pos); |
|
advance(p, pos); |
|
} else if (*pos < BUFSZ(p) - 1 && |
|
'-' == BUF(p)[*pos] && |
|
'-' == BUF(p)[*pos + 1]) { |
|
texiputchars(p, "\\(en"); |
|
advance(p, pos); |
|
} else if (*pos < BUFSZ(p) - 1 && |
'`' == BUF(p)[*pos] && |
'`' == BUF(p)[*pos] && |
'`' == BUF(p)[*pos + 1]) { |
'`' == BUF(p)[*pos + 1]) { |
texiputchars(p, "\\(lq"); |
texiputchars(p, "\\(lq"); |
Line 581 parseword(struct texi *p, size_t *pos, char extra) |
|
Line 830 parseword(struct texi *p, size_t *pos, char extra) |
|
advance(p, pos); |
advance(p, pos); |
} else |
} else |
texiputchar(p, BUF(p)[*pos]); |
texiputchar(p, BUF(p)[*pos]); |
|
|
advance(p, pos); |
advance(p, pos); |
} |
} |
|
|
|
/* |
|
* New sentence, new line:if we (non-macro, non-literal) see a |
|
* period at the end of the last printed word, then open a |
|
* newline. |
|
*/ |
|
if (0 == p->literal && 0 == p->outmacro && *pos < BUFSZ(p)) |
|
switch (BUF(p)[*pos - 1]) { |
|
case ('.'): |
|
case ('!'): |
|
case ('?'): |
|
texiputchar(p, '\n'); |
|
break; |
|
default: |
|
break; |
|
} |
|
|
|
p->seenvs = 0; |
} |
} |
|
|
/* |
/* |
Line 591 parseword(struct texi *p, size_t *pos, char extra) |
|
Line 859 parseword(struct texi *p, size_t *pos, char extra) |
|
* index after the command name. |
* index after the command name. |
*/ |
*/ |
enum texicmd |
enum texicmd |
texicmd(struct texi *p, size_t pos, size_t *end, struct teximacro **macro) |
texicmd(const struct texi *p, size_t pos, size_t *end, struct teximacro **macro) |
{ |
{ |
size_t i, len, toksz; |
size_t i, len, toksz; |
|
|
Line 606 texicmd(struct texi *p, size_t pos, size_t *end, struc |
|
Line 874 texicmd(struct texi *p, size_t pos, size_t *end, struc |
|
return(TEXICMD__MAX); |
return(TEXICMD__MAX); |
|
|
/* Alphabetic commands are special. */ |
/* Alphabetic commands are special. */ |
if ( ! isalpha((unsigned char)BUF(p)[pos])) { |
if ( ! isalpha((unsigned int)BUF(p)[pos])) { |
if ((*end = pos + 1) == BUFSZ(p)) |
if ((*end = pos + 1) == BUFSZ(p)) |
return(TEXICMD__MAX); |
return(TEXICMD__MAX); |
for (i = 0; i < TEXICMD__MAX; i++) { |
for (i = 0; i < TEXICMD__MAX; i++) { |
Line 636 texicmd(struct texi *p, size_t pos, size_t *end, struc |
|
Line 904 texicmd(struct texi *p, size_t pos, size_t *end, struc |
|
|
|
/* Look for it in our indices. */ |
/* Look for it in our indices. */ |
for (i = 0; i < p->indexsz; i++) { |
for (i = 0; i < p->indexsz; i++) { |
toksz = strlen(p->indexs[i]); |
toksz = strlen(p->indexs[i].name); |
if (len != 5 + toksz) |
if (len != 5 + toksz) |
continue; |
continue; |
if (strncmp(&BUF(p)[pos], p->indexs[i], toksz)) |
if (strncmp(&BUF(p)[pos], p->indexs[i].name, toksz)) |
continue; |
continue; |
if (0 == strncmp(&BUF(p)[pos + toksz], "index", 5)) |
if (0 == strncmp(&BUF(p)[pos + toksz], "index", 5)) |
return(TEXICMD_USER_INDEX); |
return(TEXICMD_USER_INDEX); |
Line 804 parseeoln(struct texi *p, size_t *pos) |
|
Line 1072 parseeoln(struct texi *p, size_t *pos) |
|
texiwarn(p, "unexpected \"{\""); |
texiwarn(p, "unexpected \"{\""); |
advance(p, pos); |
advance(p, pos); |
continue; |
continue; |
|
case ('\n'): |
|
continue; |
case ('@'): |
case ('@'): |
break; |
break; |
default: |
default: |
Line 826 parseeoln(struct texi *p, size_t *pos) |
|
Line 1096 parseeoln(struct texi *p, size_t *pos) |
|
advance(p, pos); |
advance(p, pos); |
} |
} |
|
|
|
enum texicmd |
|
peeklinecmd(const struct texi *p, size_t pos) |
|
{ |
|
size_t end; |
|
|
|
while (pos < BUFSZ(p) && isws(BUF(p)[pos])) |
|
pos++; |
|
if (pos == BUFSZ(p) || '@' != BUF(p)[pos]) |
|
return(TEXICMD__MAX); |
|
return(texicmd(p, pos, &end, NULL)); |
|
} |
|
|
/* |
/* |
|
* Peek to see if there's a command after subsequent whitespace. |
|
* If so, return the macro identifier. |
|
* This DOES NOT work with user-defined macros. |
|
*/ |
|
enum texicmd |
|
peekcmd(const struct texi *p, size_t pos) |
|
{ |
|
size_t end; |
|
|
|
while (pos < BUFSZ(p) && ismspace(BUF(p)[pos])) |
|
pos++; |
|
if (pos == BUFSZ(p) || '@' != BUF(p)[pos]) |
|
return(TEXICMD__MAX); |
|
return(texicmd(p, pos, &end, NULL)); |
|
} |
|
|
|
/* |
* Parse a single word or command. |
* Parse a single word or command. |
* This will return immediately at the EOF. |
* This will return immediately at the EOF. |
*/ |
*/ |
Line 909 parseeof(struct texi *p) |
|
Line 1208 parseeof(struct texi *p) |
|
} |
} |
|
|
void |
void |
texisplice(struct texi *p, const char *buf, size_t sz, size_t *pos) |
texisplice(struct texi *p, const char *buf, size_t sz, size_t pos) |
{ |
{ |
char *cp; |
char *cp; |
struct texifile *f; |
struct texifile *f; |
Line 926 texisplice(struct texi *p, const char *buf, size_t sz, |
|
Line 1225 texisplice(struct texi *p, const char *buf, size_t sz, |
|
} |
} |
|
|
f->insplice += sz; |
f->insplice += sz; |
memmove(f->map + *pos + sz, f->map + *pos, f->mapsz - *pos); |
memmove(f->map + pos + sz, f->map + pos, f->mapsz - pos); |
memcpy(f->map + *pos, buf, sz); |
memcpy(f->map + pos, buf, sz); |
f->mapsz += sz; |
f->mapsz += sz; |
} |
} |
|
|
Line 993 parseto(struct texi *p, size_t *pos, const char *endto |
|
Line 1292 parseto(struct texi *p, size_t *pos, const char *endto |
|
if (NULL != texitoks[cmd].fp) |
if (NULL != texitoks[cmd].fp) |
(*texitoks[cmd].fp)(p, cmd, pos); |
(*texitoks[cmd].fp)(p, cmd, pos); |
} |
} |
|
|
|
if (*pos == BUFSZ(p)) |
|
texiwarn(p, "EOF expecting \"%s\" end\n", endtoken); |
} |
} |
|
|
/* |
/* |
Line 1331 argparse(struct texi *p, size_t *pos, size_t *argsz, s |
|
Line 1633 argparse(struct texi *p, size_t *pos, size_t *argsz, s |
|
advance(p, pos); |
advance(p, pos); |
return(args); |
return(args); |
} |
} |
|
|
|
/* |
|
* If we're printing chapters, then do some naviation here and then |
|
* close our outfile. |
|
* I want to call this the SEE ALSO section, but that's not really what |
|
* it is: we'll refer to the "initial" (top) node and the next and |
|
* previous chapters. |
|
*/ |
|
void |
|
teximdocclose(struct texi *p, int last) |
|
{ |
|
char buf[PATH_MAX]; |
|
|
|
if (NULL == p->chapters || 0 == p->chapnum) |
|
return; |
|
|
|
teximacro(p, "Sh INFO NAVIGATION"); |
|
|
|
/* Print a reference to the "top" node. */ |
|
if (p->chapnum > 1) { |
|
texiputchars(p, "Top node,"); |
|
snprintf(buf, sizeof(buf), "node1 7"); |
|
teximacroopen(p, "Xr "); |
|
texiputchars(p, buf); |
|
texiputchars(p, " ;"); |
|
teximacroclose(p); |
|
} |
|
|
|
/* Print a reference to the previous node. */ |
|
if (p->chapnum > 2) { |
|
texiputchars(p, "previous node,"); |
|
snprintf(buf, sizeof(buf), |
|
"node%zu 7", p->chapnum - 1); |
|
teximacroopen(p, "Xr "); |
|
texiputchars(p, buf); |
|
if ( ! last) |
|
texiputchars(p, " ;"); |
|
teximacroclose(p); |
|
} |
|
|
|
/* Print a reference to the next node. */ |
|
if ( ! last) { |
|
if (1 == p->chapnum) |
|
texiputchars(p, "Next node,"); |
|
else |
|
texiputchars(p, "next node,"); |
|
snprintf(buf, sizeof(buf), |
|
"node%zu 7", p->chapnum + 1); |
|
teximacroopen(p, "Xr "); |
|
texiputchars(p, buf); |
|
teximacroclose(p); |
|
} |
|
|
|
fclose(p->outfile); |
|
} |
|
|
|
/* |
|
* Open a mdoc(7) context. |
|
* If we're printing chapters, then open the outfile here, too. |
|
* Otherwise just print the mdoc(7) prologue. |
|
*/ |
|
void |
|
teximdocopen(struct texi *p, size_t *pos) |
|
{ |
|
const char *cp; |
|
time_t t; |
|
char date[32]; |
|
char fname[PATH_MAX]; |
|
|
|
if (NULL != p->chapters) { |
|
snprintf(fname, sizeof(fname), "%s/node%zu.7", |
|
p->chapters, ++p->chapnum); |
|
p->outfile = fopen(fname, "w"); |
|
if (NULL == p->outfile) |
|
texiabort(p, fname); |
|
} |
|
|
|
/* |
|
* Here we print our standard mdoc(7) prologue. |
|
* We use the title set with @settitle for the `Nd' description |
|
* and the source document filename (the first one as invoked on |
|
* the command line) for the title. |
|
* The date is set to the current date. |
|
*/ |
|
t = time(NULL); |
|
strftime(date, sizeof(date), "%F", localtime(&t)); |
|
|
|
p->seenvs = -1; |
|
teximacroopen(p, "Dd"); |
|
texiputchars(p, date); |
|
teximacroclose(p); |
|
teximacroopen(p, "Dt"); |
|
for (cp = p->title; '\0' != *cp; cp++) |
|
texiputchar(p, toupper((unsigned int)*cp)); |
|
texiputchars(p, " 7"); |
|
teximacroclose(p); |
|
teximacro(p, "Os"); |
|
teximacro(p, "Sh NAME"); |
|
teximacroopen(p, "Nm"); |
|
for (cp = p->title; '\0' != *cp; cp++) |
|
texiputchar(p, *cp); |
|
teximacroclose(p); |
|
teximacroopen(p, "Nd"); |
|
/* |
|
* The subtitle `Nd' can consist of arbitrary macros, so paste |
|
* it and parse to the end of the line. |
|
*/ |
|
if (NULL != p->subtitle) { |
|
texisplice(p, p->subtitle, strlen(p->subtitle), *pos); |
|
parseeoln(p, pos); |
|
} else |
|
texiputchars(p, "Unknown description"); |
|
teximacroclose(p); |
|
} |
|
|