version 1.31, 2014/07/15 19:03:07 |
version 1.34, 2014/07/19 00:42:22 |
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SECT_SYNOPSIS, /* SYNOPSIS section */ |
SECT_SYNOPSIS, /* SYNOPSIS section */ |
}; |
}; |
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enum outstate { |
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OUST_NL = 0, /* just started a new output line */ |
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OUST_TXT, /* text line output in progress */ |
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OUST_MAC /* macro line output in progress */ |
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}; |
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struct state { |
struct state { |
const char *fname; /* file being parsed */ |
const char *fname; /* file being parsed */ |
int parsing; /* after =cut of before command */ |
int parsing; /* after =cut of before command */ |
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enum list lstack[LIST_STACKSZ]; /* open lists */ |
enum list lstack[LIST_STACKSZ]; /* open lists */ |
size_t lpos; /* where in list stack */ |
size_t lpos; /* where in list stack */ |
int haspar; /* in paragraph: do we need Pp? */ |
int haspar; /* in paragraph: do we need Pp? */ |
int hasnl; /* in text: just started a new line */ |
enum outstate oust; /* state of the mdoc output stream */ |
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int wantws; /* let mdoc(7) output whitespace here */ |
char *outbuf; /* text buffered for output */ |
char *outbuf; /* text buffered for output */ |
size_t outbufsz; /* allocated size of outbuf */ |
size_t outbufsz; /* allocated size of outbuf */ |
size_t outbuflen; /* current length of outbuf */ |
size_t outbuflen; /* current length of outbuf */ |
Line 150 outbuf_addchar(struct state *st) |
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Line 157 outbuf_addchar(struct state *st) |
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if ('\\' == last) |
if ('\\' == last) |
st->outbuf[st->outbuflen++] = 'e'; |
st->outbuf[st->outbuflen++] = 'e'; |
st->outbuf[st->outbuflen] = '\0'; |
st->outbuf[st->outbuflen] = '\0'; |
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st->wantws = 0; |
} |
} |
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static void |
static void |
Line 161 outbuf_addstr(struct state *st, const char *str) |
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Line 169 outbuf_addstr(struct state *st, const char *str) |
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if (st->outbuflen + slen >= st->outbufsz) |
if (st->outbuflen + slen >= st->outbufsz) |
outbuf_grow(st, slen); |
outbuf_grow(st, slen); |
memcpy(st->outbuf + st->outbuflen, str, slen+1); |
memcpy(st->outbuf + st->outbuflen, str, slen+1); |
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st->outbuflen += slen; |
last = str[slen - 1]; |
last = str[slen - 1]; |
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st->wantws = 0; |
} |
} |
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static void |
static void |
Line 174 outbuf_flush(struct state *st) |
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Line 184 outbuf_flush(struct state *st) |
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fputs(st->outbuf, stdout); |
fputs(st->outbuf, stdout); |
*st->outbuf = '\0'; |
*st->outbuf = '\0'; |
st->outbuflen = 0; |
st->outbuflen = 0; |
st->hasnl = 0; |
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if (OUST_NL == st->oust) |
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st->oust = OUST_TXT; |
} |
} |
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static void |
static void |
outbuf_newln(struct state *st) |
mdoc_newln(struct state *st) |
{ |
{ |
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if ('\n' == last) |
if (OUST_NL == st->oust) |
return; |
return; |
outbuf_flush(st); |
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putchar('\n'); |
putchar('\n'); |
last = '\n'; |
last = '\n'; |
st->hasnl = 1; |
st->oust = OUST_NL; |
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st->wantws = 1; |
} |
} |
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/* |
/* |
* Given buf[*start] is at the start of an escape name, read til the end |
* Given buf[*start] is at the start of an escape name, read til the end |
* of the escape ('>') then try to do something with it. |
* of the escape ('>') then try to do something with it. |
* Sets start to be one after the '>'. |
* Sets start to be one after the '>'. |
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* |
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* This function does not care about output modes, |
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* it merely appends text to the output buffer, |
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* which can then be used in any mode. |
*/ |
*/ |
static void |
static void |
formatescape(struct state *st, const char *buf, size_t *start, size_t end) |
formatescape(struct state *st, const char *buf, size_t *start, size_t end) |
Line 226 formatescape(struct state *st, const char *buf, size_t |
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Line 243 formatescape(struct state *st, const char *buf, size_t |
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outbuf_addstr(st, "\\(la"); |
outbuf_addstr(st, "\\(la"); |
else if (0 == strcmp(esc, "gt")) |
else if (0 == strcmp(esc, "gt")) |
outbuf_addstr(st, "\\(ra"); |
outbuf_addstr(st, "\\(ra"); |
else if (0 == strcmp(esc, "vb")) |
else if (0 == strcmp(esc, "verbar")) |
outbuf_addstr(st, "\\(ba"); |
outbuf_addstr(st, "\\(ba"); |
else if (0 == strcmp(esc, "sol")) |
else if (0 == strcmp(esc, "sol")) |
outbuf_addstr(st, "\\(sl"); |
outbuf_addstr(st, "\\(sl"); |
Line 237 formatescape(struct state *st, const char *buf, size_t |
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Line 254 formatescape(struct state *st, const char *buf, size_t |
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* I set "start" to be the end of the sequence (last right-carrot) so |
* I set "start" to be the end of the sequence (last right-carrot) so |
* that the caller can safely just continue processing. |
* that the caller can safely just continue processing. |
* If this is just an empty tag, I'll return 0. |
* If this is just an empty tag, I'll return 0. |
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* |
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* Always operates in OUST_MAC mode. |
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* Mode handling is done by the caller. |
*/ |
*/ |
static int |
static int |
trylink(const char *buf, size_t *start, size_t end, size_t dsz) |
trylink(const char *buf, size_t *start, size_t end, size_t dsz) |
Line 371 trylink(const char *buf, size_t *start, size_t end, si |
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Line 391 trylink(const char *buf, size_t *start, size_t end, si |
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* Our flag might be followed by an argument, so make sure that we're |
* Our flag might be followed by an argument, so make sure that we're |
* accounting for that, too. |
* accounting for that, too. |
* If we don't have a flag at all, however, then assume we're an "Ar". |
* If we don't have a flag at all, however, then assume we're an "Ar". |
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* |
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* Always operates in OUST_MAC mode. |
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* Mode handlinf is done by the caller. |
*/ |
*/ |
static void |
static void |
dosynopsisfl(const char *buf, size_t *start, size_t end) |
dosynopsisfl(const char *buf, size_t *start, size_t end) |
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* like X<...> and can contain nested format codes. |
* like X<...> and can contain nested format codes. |
* This consumes the whole format code, and any nested format codes, til |
* This consumes the whole format code, and any nested format codes, til |
* the end of matched production. |
* the end of matched production. |
* If "reentrant", then we're being called after a macro has already |
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* been printed to the current line. |
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* If "nomacro", then we don't print any macros, just contained data |
* If "nomacro", then we don't print any macros, just contained data |
* (e.g., following "Sh" or "Nm"). |
* (e.g., following "Sh" or "Nm"). |
* "pos" is only significant in SYNOPSIS, and should be 0 when invoked |
* "pos" is only significant in SYNOPSIS, and should be 0 when invoked |
* as the first format code on a line (for decoration as an "Nm"), |
* as the first format code on a line (for decoration as an "Nm"), |
* non-zero otherwise. |
* non-zero otherwise. |
* Return whether we've printed a macro or not--in other words, whether |
* |
* this should trigger a subsequent newline (this should be ignored when |
* Output mode handling is most complicated here. |
* reentrant). |
* We may enter in any mode. |
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* We usually exit in OUST_MAC mode, except when |
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* entering without OUST_MAC and the code is invalid. |
*/ |
*/ |
static int |
static int |
formatcode(struct state *st, const char *buf, size_t *start, |
formatcode(struct state *st, const char *buf, size_t *start, |
size_t end, int reentrant, int nomacro, int pos) |
size_t end, int nomacro, int pos) |
{ |
{ |
enum fmt fmt; |
enum fmt fmt; |
size_t i, j, dsz; |
size_t i, j, dsz; |
int white; |
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assert(*start + 1 < end); |
assert(*start + 1 < end); |
assert('<' == buf[*start + 1]); |
assert('<' == buf[*start + 1]); |
Line 529 formatcode(struct state *st, const char *buf, size_t * |
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Line 551 formatcode(struct state *st, const char *buf, size_t * |
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* suppressed in, e.g., "Nm" and "Sh" macros). |
* suppressed in, e.g., "Nm" and "Sh" macros). |
*/ |
*/ |
if (FMT__MAX != fmt && !nomacro) { |
if (FMT__MAX != fmt && !nomacro) { |
white = ' ' == last || '\n' == last || |
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' ' == buf[*start]; |
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/* |
/* |
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* We may already have wantws if there was whitespace |
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* before the code ("text B<text"), but initial |
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* whitespace inside our scope ("textB< text") |
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* allows to break at this point as well. |
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*/ |
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st->wantws |= ' ' == buf[*start]; |
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/* |
* If we are on a text line and there is no |
* If we are on a text line and there is no |
* whitespace before our content, we have to make |
* whitespace before our content, we have to make |
* the previous word a prefix to the macro line. |
* the previous word a prefix to the macro line. |
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* In the following, mdoc_newln() must not be used |
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* lest we clobber out output state. |
*/ |
*/ |
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if ( ! white && ! reentrant) { |
if (OUST_MAC != st->oust && !st->wantws) { |
if ( ! st->hasnl) |
if (OUST_NL != st->oust) |
putchar('\n'); |
putchar('\n'); |
printf(".Pf "); |
printf(".Pf "); |
} |
} |
Line 548 formatcode(struct state *st, const char *buf, size_t * |
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Line 579 formatcode(struct state *st, const char *buf, size_t * |
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/* Whitespace is easier to suppress on macro lines. */ |
/* Whitespace is easier to suppress on macro lines. */ |
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if ( ! white && reentrant) |
if (OUST_MAC == st->oust && !st->wantws) |
printf(" Ns"); |
printf(" Ns "); |
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/* Unless we are on a macro line, start one. */ |
/* Unless we are on a macro line, start one. */ |
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if (white && ! reentrant) { |
if (OUST_MAC != st->oust && st->wantws) { |
if (last != '\n') |
if (OUST_NL != st->oust) |
putchar('\n'); |
putchar('\n'); |
putchar('.'); |
putchar('.'); |
} else |
} else |
putchar(' '); |
putchar(' '); |
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/* Print the macro corresponding to this format code. */ |
/* |
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* Print the macro corresponding to this format code, |
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* and update the output state afterwards. |
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*/ |
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switch (fmt) { |
switch (fmt) { |
case (FMT_ITALIC): |
case (FMT_ITALIC): |
Line 600 formatcode(struct state *st, const char *buf, size_t * |
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Line 634 formatcode(struct state *st, const char *buf, size_t * |
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default: |
default: |
abort(); |
abort(); |
} |
} |
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st->oust = OUST_MAC; |
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st->wantws = 1; |
} else |
} else |
outbuf_flush(st); |
outbuf_flush(st); |
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Line 630 formatcode(struct state *st, const char *buf, size_t * |
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Line 666 formatcode(struct state *st, const char *buf, size_t * |
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break; |
break; |
} |
} |
} |
} |
if (*start + 1 < end && '<' == buf[*start + 1]) { |
if (*start + 1 < end && '<' == buf[*start + 1] && |
formatcode(st, buf, start, end, 1, nomacro, 1); |
'A' <= buf[*start] && 'Z' >= buf[*start]) { |
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formatcode(st, buf, start, end, nomacro, 1); |
continue; |
continue; |
} |
} |
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/* |
/* Suppress newlines and multiple spaces. */ |
* Make sure that any macro-like words (or |
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* really any word starting with a capital |
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* letter) is assumed to be a macro that must be |
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* escaped. |
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* This matches "Xx " and "XxEOLN". |
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*/ |
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if ((' ' == last || '\n' == last) && |
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end - *start > 1 && |
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isupper((int)buf[*start]) && |
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islower((int)buf[*start + 1]) && |
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(end - *start == 2 || |
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' ' == buf[*start + 2])) |
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printf("\\&"); |
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/* Suppress newline. */ |
last = buf[(*start)++]; |
if ('\n' == buf[*start]) |
if (' ' == last || '\n' == last) { |
putchar(last = ' '); |
putchar(' '); |
else |
while (*start < end && ' ' == buf[*start]) |
putchar(last = buf[*start]); |
(*start)++; |
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continue; |
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} |
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if (OUST_MAC == st->oust && FMT__MAX != fmt) { |
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if ( ! st->wantws) { |
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printf(" Ns "); |
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st->wantws = 1; |
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} |
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/* |
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* Escape macro-like words. |
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* This matches "Xx " and "XxEOLN". |
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*/ |
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if (end - *start > 0 && |
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isupper((unsigned char)last) && |
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islower((unsigned char)buf[*start]) && |
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(end - *start == 1 || |
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' ' == buf[*start + 1] || |
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'>' == buf[*start + 1])) |
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printf("\\&"); |
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} |
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putchar(last); |
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/* Protect against character escapes. */ |
/* Protect against character escapes. */ |
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if ('\\' == last) |
if ('\\' == last) |
putchar('e'); |
putchar('e'); |
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(*start)++; |
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if (' ' == last) |
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while (*start < end && ' ' == buf[*start]) |
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(*start)++; |
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} |
} |
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if (FMT__MAX == fmt) |
if (FMT__MAX == fmt) |
Line 673 formatcode(struct state *st, const char *buf, size_t * |
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Line 716 formatcode(struct state *st, const char *buf, size_t * |
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if ( ! nomacro && FMT_CODE == fmt) |
if ( ! nomacro && FMT_CODE == fmt) |
printf(" Qc "); |
printf(" Qc "); |
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/* |
st->wantws = ' ' == last; |
* We're now subsequent the format code. |
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* If there isn't a space (or newline) here, and we haven't just |
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* printed a space, then suppress space. |
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*/ |
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if ( ! nomacro && ' ' != last) |
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if (' ' != buf[*start] && '\n' != buf[*start]) |
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printf(" Ns "); |
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return(1); |
return(1); |
} |
} |
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/* |
/* |
* Calls formatcode() til the end of a paragraph. |
* Calls formatcode() til the end of a paragraph. |
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* Goes to OUST_MAC mode and stays there when returning, |
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* such that the caller can add arguments to the macro line |
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* before closing it out. |
*/ |
*/ |
static void |
static void |
formatcodeln(struct state *st, const char *buf, |
formatcodeln(struct state *st, const char *linemac, |
size_t *start, size_t end, int nomacro) |
const char *buf, size_t *start, size_t end, int nomacro) |
{ |
{ |
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int gotmacro, wantws; |
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last = ' '; |
assert(OUST_NL == st->oust); |
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assert(st->wantws); |
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printf(".%s ", linemac); |
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st->oust = OUST_MAC; |
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gotmacro = 0; |
while (*start < end) { |
while (*start < end) { |
if (*start + 1 < end && '<' == buf[*start + 1]) { |
wantws = ' ' == buf[*start] || '\n' == buf[*start]; |
formatcode(st, buf, start, end, 1, nomacro, 1); |
if (wantws) { |
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last = ' '; |
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do { |
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(*start)++; |
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} while (*start < end && ' ' == buf[*start]); |
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} |
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if (*start + 1 < end && '<' == buf[*start + 1] && |
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'A' <= buf[*start] && 'Z' >= buf[*start]) { |
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st->wantws |= wantws; |
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gotmacro = formatcode(st, buf, |
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start, end, nomacro, 1); |
continue; |
continue; |
} |
} |
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if (gotmacro) { |
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if (*start < end || st->outbuflen) { |
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if (st->wantws || |
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(wantws && !st->outbuflen)) |
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printf(" No "); |
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else |
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printf(" Ns "); |
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} |
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gotmacro = 0; |
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} |
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outbuf_flush(st); |
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st->wantws = wantws; |
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if (*start >= end) |
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break; |
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if (st->wantws) { |
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putchar(' '); |
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st->wantws = 0; |
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} |
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/* |
/* |
* Since we're already on a macro line, we want to make |
* Since we're already on a macro line, we want to make |
* sure that we don't inadvertently invoke a macro. |
* sure that we don't inadvertently invoke a macro. |
Line 707 formatcodeln(struct state *st, const char *buf, |
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Line 784 formatcodeln(struct state *st, const char *buf, |
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* something that needn't be escaped. |
* something that needn't be escaped. |
*/ |
*/ |
if (' ' == last && end - *start > 1 && |
if (' ' == last && end - *start > 1 && |
isupper((int)buf[*start]) && |
isupper((unsigned char)buf[*start]) && |
islower((int)buf[*start + 1]) && |
islower((unsigned char)buf[*start + 1]) && |
(end - *start == 2 || |
(end - *start == 2 || ' ' == buf[*start + 2])) |
' ' == buf[*start + 2])) |
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printf("\\&"); |
printf("\\&"); |
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if ('\n' == buf[*start]) |
putchar(last = buf[*start]); |
putchar(last = ' '); |
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else |
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putchar(last = buf[*start]); |
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/* Protect against character escapes. */ |
/* Protect against character escapes. */ |
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if ('\\' == last) |
if ('\\' == last) |
putchar('e'); |
putchar('e'); |
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Line 752 listguess(const char *buf, size_t start, size_t end) |
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Line 826 listguess(const char *buf, size_t start, size_t end) |
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* A command paragraph, as noted in the perlpod manual, just indicates |
* A command paragraph, as noted in the perlpod manual, just indicates |
* that we should do something, optionally with some text to print as |
* that we should do something, optionally with some text to print as |
* well. |
* well. |
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* From the perspective of external callers, |
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* always stays in OUST_NL/wantws mode, |
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* but its children do use OUST_MAC. |
*/ |
*/ |
static void |
static void |
command(struct state *st, const char *buf, size_t start, size_t end) |
command(struct state *st, const char *buf, size_t start, size_t end) |
Line 795 command(struct state *st, const char *buf, size_t star |
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Line 872 command(struct state *st, const char *buf, size_t star |
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* The behaviour of head= follows from a quick glance at |
* The behaviour of head= follows from a quick glance at |
* how pod2man handles it. |
* how pod2man handles it. |
*/ |
*/ |
printf(".Sh "); |
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st->sect = SECT_NONE; |
st->sect = SECT_NONE; |
if (end - start == 4) { |
if (end - start == 4) { |
if (0 == memcmp(&buf[start], "NAME", 4)) |
if (0 == memcmp(&buf[start], "NAME", 4)) |
Line 804 command(struct state *st, const char *buf, size_t star |
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Line 880 command(struct state *st, const char *buf, size_t star |
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if (0 == memcmp(&buf[start], "SYNOPSIS", 8)) |
if (0 == memcmp(&buf[start], "SYNOPSIS", 8)) |
st->sect = SECT_SYNOPSIS; |
st->sect = SECT_SYNOPSIS; |
} |
} |
formatcodeln(st, buf, &start, end, 1); |
formatcodeln(st, "Sh", buf, &start, end, 1); |
putchar(last = '\n'); |
mdoc_newln(st); |
st->haspar = 1; |
st->haspar = 1; |
break; |
break; |
case (CMD_HEAD2): |
case (CMD_HEAD2): |
printf(".Ss "); |
formatcodeln(st, "Ss", buf, &start, end, 1); |
formatcodeln(st, buf, &start, end, 1); |
mdoc_newln(st); |
putchar(last = '\n'); |
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st->haspar = 1; |
st->haspar = 1; |
break; |
break; |
case (CMD_HEAD3): |
case (CMD_HEAD3): |
puts(".Pp"); |
puts(".Pp"); |
printf(".Em "); |
formatcodeln(st, "Em", buf, &start, end, 0); |
formatcodeln(st, buf, &start, end, 0); |
mdoc_newln(st); |
putchar(last = '\n'); |
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puts(".Pp"); |
puts(".Pp"); |
st->haspar = 1; |
st->haspar = 1; |
break; |
break; |
case (CMD_HEAD4): |
case (CMD_HEAD4): |
puts(".Pp"); |
puts(".Pp"); |
printf(".No "); |
formatcodeln(st, "No", buf, &start, end, 0); |
formatcodeln(st, buf, &start, end, 0); |
mdoc_newln(st); |
putchar(last = '\n'); |
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puts(".Pp"); |
puts(".Pp"); |
st->haspar = 1; |
st->haspar = 1; |
break; |
break; |
Line 878 command(struct state *st, const char *buf, size_t star |
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Line 951 command(struct state *st, const char *buf, size_t star |
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} |
} |
switch (st->lstack[st->lpos - 1]) { |
switch (st->lstack[st->lpos - 1]) { |
case (LIST_TAG): |
case (LIST_TAG): |
printf(".It "); |
formatcodeln(st, "It", buf, &start, end, 0); |
formatcodeln(st, buf, &start, end, 0); |
mdoc_newln(st); |
putchar(last = '\n'); |
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break; |
break; |
case (LIST_ENUM): |
case (LIST_ENUM): |
/* FALLTHROUGH */ |
/* FALLTHROUGH */ |
Line 932 command(struct state *st, const char *buf, size_t star |
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Line 1004 command(struct state *st, const char *buf, size_t star |
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|
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/* |
/* |
* Just pump out the line in a verbatim block. |
* Just pump out the line in a verbatim block. |
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* From the perspective of external callers, |
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* always stays in OUST_NL/wantws mode. |
*/ |
*/ |
static void |
static void |
verbatim(struct state *st, const char *buf, size_t start, size_t end) |
verbatim(struct state *st, const char *buf, size_t start, size_t end) |
Line 1020 hasmatch(const char *buf, size_t start, size_t end) |
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Line 1094 hasmatch(const char *buf, size_t start, size_t end) |
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* If we're an ending bracket, see if we have a stack already. |
* If we're an ending bracket, see if we have a stack already. |
*/ |
*/ |
static int |
static int |
dosynopsisop(const char *buf, size_t *start, size_t end, size_t *opstack) |
dosynopsisop(struct state *st, const char *buf, |
|
size_t *start, size_t end, size_t *opstack) |
{ |
{ |
|
|
assert('[' == buf[*start] || ']' == buf[*start]); |
assert('[' == buf[*start] || ']' == buf[*start]); |
|
|
if ('[' == buf[*start] && hasmatch(buf, *start + 1, end)) { |
if ('[' == buf[*start] && hasmatch(buf, *start + 1, end)) { |
if ('\n' != last) |
mdoc_newln(st); |
putchar('\n'); |
|
puts(".Oo"); |
puts(".Oo"); |
(*opstack)++; |
(*opstack)++; |
} else if ('[' == buf[*start]) |
} else if ('[' == buf[*start]) |
return(0); |
return(0); |
|
|
if (']' == buf[*start] && *opstack > 0) { |
if (']' == buf[*start] && *opstack > 0) { |
if ('\n' != last) |
mdoc_newln(st); |
putchar('\n'); |
|
puts(".Oc"); |
puts(".Oc"); |
(*opstack)--; |
(*opstack)--; |
} else if (']' == buf[*start]) |
} else if (']' == buf[*start]) |
Line 1050 dosynopsisop(const char *buf, size_t *start, size_t en |
|
Line 1123 dosynopsisop(const char *buf, size_t *start, size_t en |
|
|
|
/* |
/* |
* Format multiple "Nm" manpage names in the NAME section. |
* Format multiple "Nm" manpage names in the NAME section. |
|
* From the perspective of external callers, |
|
* always stays in OUST_NL/wantws mode, |
|
* but its children do use OUST_MAC. |
*/ |
*/ |
static void |
static void |
donamenm(struct state *st, const char *buf, size_t *start, size_t end) |
donamenm(struct state *st, const char *buf, size_t *start, size_t end) |
{ |
{ |
size_t word; |
size_t word; |
|
|
|
assert(OUST_NL == st->oust); |
|
assert(st->wantws); |
|
|
while (*start < end && ' ' == buf[*start]) |
while (*start < end && ' ' == buf[*start]) |
(*start)++; |
(*start)++; |
|
|
Line 1065 donamenm(struct state *st, const char *buf, size_t *st |
|
Line 1144 donamenm(struct state *st, const char *buf, size_t *st |
|
} |
} |
|
|
while (*start < end) { |
while (*start < end) { |
fputs(".Nm ", stdout); |
|
for (word = *start; word < end; word++) |
for (word = *start; word < end; word++) |
if (',' == buf[word]) |
if (',' == buf[word]) |
break; |
break; |
formatcodeln(st, buf, start, word, 1); |
formatcodeln(st, "Nm", buf, start, word, 1); |
if (*start == end) { |
if (*start == end) { |
putchar(last = '\n'); |
mdoc_newln(st); |
continue; |
break; |
} |
} |
assert(',' == buf[*start]); |
assert(',' == buf[*start]); |
puts(" ,"); |
printf(" ,"); |
|
mdoc_newln(st); |
(*start)++; |
(*start)++; |
while (*start < end && ' ' == buf[*start]) |
while (*start < end && ' ' == buf[*start]) |
(*start)++; |
(*start)++; |
Line 1089 donamenm(struct state *st, const char *buf, size_t *st |
|
Line 1168 donamenm(struct state *st, const char *buf, size_t *st |
|
* Lots of other snakes in the grass: escaping a newline followed by a |
* Lots of other snakes in the grass: escaping a newline followed by a |
* period (accidental mdoc(7) control), double-newlines after macro |
* period (accidental mdoc(7) control), double-newlines after macro |
* passages, etc. |
* passages, etc. |
|
* |
|
* Uses formatcode() to go to OUST_MAC mode |
|
* and outbuf_flush() to go to OUST_TXT mode. |
|
* Main text mode wantws handling is in this function. |
|
* Must make sure to go back to OUST_NL/wantws mode before returning. |
*/ |
*/ |
static void |
static void |
ordinary(struct state *st, const char *buf, size_t start, size_t end) |
ordinary(struct state *st, const char *buf, size_t start, size_t end) |
Line 1119 ordinary(struct state *st, const char *buf, size_t sta |
|
Line 1203 ordinary(struct state *st, const char *buf, size_t sta |
|
start = j + 1; |
start = j + 1; |
while (start < end && ' ' == buf[start]) |
while (start < end && ' ' == buf[start]) |
start++; |
start++; |
fputs(".Nd ", stdout); |
formatcodeln(st, "Nd", buf, &start, end, 1); |
formatcodeln(st, buf, &start, end, 1); |
mdoc_newln(st); |
putchar(last = '\n'); |
|
return; |
return; |
} |
} |
} |
} |
Line 1130 ordinary(struct state *st, const char *buf, size_t sta |
|
Line 1213 ordinary(struct state *st, const char *buf, size_t sta |
|
puts(".Pp"); |
puts(".Pp"); |
|
|
st->haspar = 0; |
st->haspar = 0; |
st->hasnl = 1; |
|
last = '\n'; |
last = '\n'; |
opstack = 0; |
opstack = 0; |
|
|
Line 1140 ordinary(struct state *st, const char *buf, size_t sta |
|
Line 1222 ordinary(struct state *st, const char *buf, size_t sta |
|
* Escape initial control characters. |
* Escape initial control characters. |
*/ |
*/ |
while (start < end) { |
while (start < end) { |
if (start < end - 1 && '<' == buf[start + 1]) |
if (start < end - 1 && '<' == buf[start + 1] && |
|
'A' <= buf[start] && 'Z' >= buf[start]) |
break; |
break; |
else if ('\n' == buf[start]) |
else if ('\n' == buf[start]) |
break; |
break; |
Line 1153 ordinary(struct state *st, const char *buf, size_t sta |
|
Line 1236 ordinary(struct state *st, const char *buf, size_t sta |
|
* brackets indicate that we're opening and |
* brackets indicate that we're opening and |
* closing an optional context. |
* closing an optional context. |
*/ |
*/ |
|
|
if (SECT_SYNOPSIS == st->sect && |
if (SECT_SYNOPSIS == st->sect && |
('[' == buf[start] || |
('[' == buf[start] || |
']' == buf[start]) && |
']' == buf[start]) && |
dosynopsisop(buf, &start, end, &opstack)) |
dosynopsisop(st, buf, |
|
&start, end, &opstack)) |
continue; |
continue; |
|
|
|
/* |
|
* On whitespace, flush the output buffer |
|
* and allow breaking to a macro line. |
|
* Otherwise, buffer text and clear wantws. |
|
*/ |
|
|
last = buf[start++]; |
last = buf[start++]; |
if (' ' == last) { |
if (' ' == last) { |
outbuf_flush(st); |
outbuf_flush(st); |
putchar(' '); |
putchar(' '); |
|
st->wantws = 1; |
} else |
} else |
outbuf_addchar(st); |
outbuf_addchar(st); |
} |
} |
|
|
if (start < end - 1 && '<' == buf[start + 1]) { |
if (start < end - 1 && '<' == buf[start + 1] && |
if (formatcode(st, buf, &start, end, 0, 0, seq)) { |
'A' <= buf[start] && 'Z' >= buf[start]) { |
|
formatcode(st, buf, &start, end, 0, seq); |
|
if (OUST_MAC == st->oust) { |
/* |
/* |
* Let mdoc(7) handle trailing punctuation. |
* Let mdoc(7) handle trailing punctuation. |
* XXX Some punctuation characters |
* XXX Some punctuation characters |
Line 1182 ordinary(struct state *st, const char *buf, size_t sta |
|
Line 1277 ordinary(struct state *st, const char *buf, size_t sta |
|
putchar(' '); |
putchar(' '); |
putchar(buf[start++]); |
putchar(buf[start++]); |
} |
} |
/* End the macro line. */ |
|
putchar(last = '\n'); |
if (st->wantws || |
st->hasnl = 1; |
' ' == buf[start] || |
|
'\n' == buf[start]) |
|
mdoc_newln(st); |
|
|
/* |
/* |
* Consume all whitespace |
* Consume all whitespace |
* so we don't accidentally start |
* so we don't accidentally start |
* an implicit literal line. |
* an implicit literal line. |
*/ |
*/ |
|
|
while (start < end && ' ' == buf[start]) |
while (start < end && ' ' == buf[start]) |
start++; |
start++; |
|
|
|
/* |
|
* Some text is following. |
|
* Implement requested spacing. |
|
*/ |
|
|
|
if ( ! st->wantws && start < end && |
|
('<' != buf[start + 1] || |
|
'A' > buf[start] || |
|
'Z' < buf[start])) { |
|
printf(" Ns "); |
|
st->wantws = 1; |
|
} |
} |
} |
} else if (start < end && '\n' == buf[start]) { |
} else if (start < end && '\n' == buf[start]) { |
outbuf_newln(st); |
outbuf_flush(st); |
|
mdoc_newln(st); |
if (++start >= end) |
if (++start >= end) |
continue; |
continue; |
/* |
/* |
Line 1212 ordinary(struct state *st, const char *buf, size_t sta |
|
Line 1325 ordinary(struct state *st, const char *buf, size_t sta |
|
break; |
break; |
} |
} |
} |
} |
outbuf_newln(st); |
outbuf_flush(st); |
|
mdoc_newln(st); |
} |
} |
|
|
/* |
/* |
|
|
dopar(struct state *st, const char *buf, size_t start, size_t end) |
dopar(struct state *st, const char *buf, size_t start, size_t end) |
{ |
{ |
|
|
|
assert(OUST_NL == st->oust); |
|
assert(st->wantws); |
|
|
if (end == start) |
if (end == start) |
return; |
return; |
if (' ' == buf[start] || '\t' == buf[start]) |
if (' ' == buf[start] || '\t' == buf[start]) |
Line 1306 dofile(const struct args *args, const char *fname, |
|
Line 1423 dofile(const struct args *args, const char *fname, |
|
free(title); |
free(title); |
|
|
memset(&st, 0, sizeof(struct state)); |
memset(&st, 0, sizeof(struct state)); |
|
st.oust = OUST_NL; |
|
st.wantws = 1; |
|
|
assert(sz > 0); |
assert(sz > 0); |
|
|
/* Main loop over file contents. */ |
/* Main loop over file contents. */ |