version 1.65, 2012/05/31 22:38:16 |
version 1.72, 2013/12/25 22:45:33 |
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/* $Id$ */ |
/* $Id$ */ |
/* |
/* |
* Copyright (c) 2008, 2009, 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv> |
* Copyright (c) 2008, 2009, 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv> |
* Copyright (c) 2011, 2012 Ingo Schwarze <schwarze@openbsd.org> |
* Copyright (c) 2011, 2012, 2013 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 |
Line 40 static char *time2a(time_t); |
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Line 40 static char *time2a(time_t); |
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enum mandoc_esc |
enum mandoc_esc |
mandoc_escape(const char **end, const char **start, int *sz) |
mandoc_escape(const char const **end, const char const **start, int *sz) |
{ |
{ |
const char *local_start; |
const char *local_start; |
int local_sz; |
int local_sz; |
Line 93 mandoc_escape(const char **end, const char **start, in |
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Line 93 mandoc_escape(const char **end, const char **start, in |
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case ('C'): |
case ('C'): |
if ('\'' != **start) |
if ('\'' != **start) |
return(ESCAPE_ERROR); |
return(ESCAPE_ERROR); |
gly = ESCAPE_SPECIAL; |
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*start = ++*end; |
*start = ++*end; |
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if ('u' == (*start)[0] && '\'' != (*start)[1]) |
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gly = ESCAPE_UNICODE; |
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else |
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gly = ESCAPE_SPECIAL; |
term = '\''; |
term = '\''; |
break; |
break; |
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/* |
/* |
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* Escapes taking no arguments at all. |
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*/ |
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case ('d'): |
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/* FALLTHROUGH */ |
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case ('u'): |
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return(ESCAPE_IGNORE); |
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/* |
* The \z escape is supposed to output the following |
* The \z escape is supposed to output the following |
* character without advancing the cursor position. |
* character without advancing the cursor position. |
* Since we are mostly dealing with terminal mode, |
* Since we are mostly dealing with terminal mode, |
Line 296 mandoc_escape(const char **end, const char **start, in |
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Line 307 mandoc_escape(const char **end, const char **start, in |
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switch (gly) { |
switch (gly) { |
case (ESCAPE_FONT): |
case (ESCAPE_FONT): |
/* |
if (2 == *sz) { |
* Pretend that the constant-width font modes are the |
if ('C' == **start) { |
* same as the regular font modes. |
/* |
*/ |
* Treat constant-width font modes |
if (2 == *sz && 'C' == **start) { |
* just like regular font modes. |
(*start)++; |
*/ |
(*sz)--; |
(*start)++; |
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(*sz)--; |
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} else { |
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if ('B' == (*start)[0] && 'I' == (*start)[1]) |
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gly = ESCAPE_FONTBI; |
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break; |
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} |
} else if (1 != *sz) |
} else if (1 != *sz) |
break; |
break; |
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Line 410 mandoc_strdup(const char *ptr) |
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Line 427 mandoc_strdup(const char *ptr) |
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* Parse a quoted or unquoted roff-style request or macro argument. |
* Parse a quoted or unquoted roff-style request or macro argument. |
* Return a pointer to the parsed argument, which is either the original |
* Return a pointer to the parsed argument, which is either the original |
* pointer or advanced by one byte in case the argument is quoted. |
* pointer or advanced by one byte in case the argument is quoted. |
* Null-terminate the argument in place. |
* NUL-terminate the argument in place. |
* Collapse pairs of quotes inside quoted arguments. |
* Collapse pairs of quotes inside quoted arguments. |
* Advance the argument pointer to the next argument, |
* Advance the argument pointer to the next argument, |
* or to the null byte terminating the argument line. |
* or to the NUL byte terminating the argument line. |
*/ |
*/ |
char * |
char * |
mandoc_getarg(struct mparse *parse, char **cpp, int ln, int *pos) |
mandoc_getarg(struct mparse *parse, char **cpp, int ln, int *pos) |
Line 432 mandoc_getarg(struct mparse *parse, char **cpp, int ln |
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Line 449 mandoc_getarg(struct mparse *parse, char **cpp, int ln |
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pairs = 0; |
pairs = 0; |
white = 0; |
white = 0; |
for (cp = start; '\0' != *cp; cp++) { |
for (cp = start; '\0' != *cp; cp++) { |
/* Move left after quoted quotes and escaped backslashes. */ |
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/* |
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* Move the following text left |
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* after quoted quotes and after "\\" and "\t". |
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*/ |
if (pairs) |
if (pairs) |
cp[-pairs] = cp[0]; |
cp[-pairs] = cp[0]; |
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if ('\\' == cp[0]) { |
if ('\\' == cp[0]) { |
if ('\\' == cp[1]) { |
/* |
/* Poor man's copy mode. */ |
* In copy mode, translate double to single |
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* backslashes and backslash-t to literal tabs. |
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*/ |
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switch (cp[1]) { |
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case ('t'): |
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cp[0] = '\t'; |
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/* FALLTHROUGH */ |
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case ('\\'): |
pairs++; |
pairs++; |
cp++; |
cp++; |
} else if (0 == quoted && ' ' == cp[1]) |
break; |
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case (' '): |
/* Skip escaped blanks. */ |
/* Skip escaped blanks. */ |
cp++; |
if (0 == quoted) |
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cp++; |
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break; |
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default: |
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break; |
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} |
} else if (0 == quoted) { |
} else if (0 == quoted) { |
if (' ' == cp[0]) { |
if (' ' == cp[0]) { |
/* Unescaped blanks end unquoted args. */ |
/* Unescaped blanks end unquoted args. */ |
Line 466 mandoc_getarg(struct mparse *parse, char **cpp, int ln |
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Line 501 mandoc_getarg(struct mparse *parse, char **cpp, int ln |
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if (1 == quoted) |
if (1 == quoted) |
mandoc_msg(MANDOCERR_BADQUOTE, parse, ln, *pos, NULL); |
mandoc_msg(MANDOCERR_BADQUOTE, parse, ln, *pos, NULL); |
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/* Null-terminate this argument and move to the next one. */ |
/* NUL-terminate this argument and move to the next one. */ |
if (pairs) |
if (pairs) |
cp[-pairs] = '\0'; |
cp[-pairs] = '\0'; |
if ('\0' != *cp) { |
if ('\0' != *cp) { |
Line 601 mandoc_eos(const char *p, size_t sz, int enclosed) |
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Line 636 mandoc_eos(const char *p, size_t sz, int enclosed) |
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} |
} |
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return(found && !enclosed); |
return(found && !enclosed); |
} |
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/* |
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* Find out whether a line is a macro line or not. If it is, adjust the |
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* current position and return one; if it isn't, return zero and don't |
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* change the current position. |
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*/ |
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int |
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mandoc_getcontrol(const char *cp, int *ppos) |
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{ |
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int pos; |
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pos = *ppos; |
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if ('\\' == cp[pos] && '.' == cp[pos + 1]) |
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pos += 2; |
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else if ('.' == cp[pos] || '\'' == cp[pos]) |
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pos++; |
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else |
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return(0); |
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while (' ' == cp[pos] || '\t' == cp[pos]) |
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pos++; |
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*ppos = pos; |
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return(1); |
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} |
} |
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/* |
/* |