version 1.127, 2015/02/20 22:40:38 |
version 1.135, 2015/04/18 16:34:25 |
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* purpose with or without fee is hereby granted, provided that the above |
* purpose with or without fee is hereby granted, provided that the above |
* copyright notice and this permission notice appear in all copies. |
* copyright notice and this permission notice appear in all copies. |
* |
* |
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES |
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHORS DISCLAIM ALL WARRANTIES |
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF |
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF |
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR |
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR |
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES |
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES |
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN |
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN |
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF |
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF |
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#include <ctype.h> |
#include <ctype.h> |
#include <errno.h> |
#include <errno.h> |
#include <fcntl.h> |
#include <fcntl.h> |
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#include <signal.h> |
#include <stdarg.h> |
#include <stdarg.h> |
#include <stdint.h> |
#include <stdint.h> |
#include <stdio.h> |
#include <stdio.h> |
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#include <string.h> |
#include <string.h> |
#include <unistd.h> |
#include <unistd.h> |
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#include "mandoc.h" |
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#include "mandoc_aux.h" |
#include "mandoc_aux.h" |
#include "libmandoc.h" |
#include "mandoc.h" |
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#include "roff.h" |
#include "mdoc.h" |
#include "mdoc.h" |
#include "man.h" |
#include "man.h" |
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#include "libmandoc.h" |
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#define REPARSE_LIMIT 1000 |
#define REPARSE_LIMIT 1000 |
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struct mparse { |
struct mparse { |
struct man *pman; /* persistent man parser */ |
struct roff_man *man; /* man parser */ |
struct mdoc *pmdoc; /* persistent mdoc parser */ |
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struct man *man; /* man parser */ |
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struct mdoc *mdoc; /* mdoc parser */ |
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struct roff *roff; /* roff parser (!NULL) */ |
struct roff *roff; /* roff parser (!NULL) */ |
const struct mchars *mchars; /* character table */ |
const struct mchars *mchars; /* character table */ |
char *sodest; /* filename pointed to by .so */ |
char *sodest; /* filename pointed to by .so */ |
Line 109 static const char * const mandocerrs[MANDOCERR_MAX] = |
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Line 108 static const char * const mandocerrs[MANDOCERR_MAX] = |
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"no document body", |
"no document body", |
"content before first section header", |
"content before first section header", |
"first section is not \"NAME\"", |
"first section is not \"NAME\"", |
"bad NAME section contents", |
"NAME section without name", |
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"NAME section without description", |
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"description not at the end of NAME", |
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"bad NAME section content", |
"missing description line, using \"\"", |
"missing description line, using \"\"", |
"sections out of conventional order", |
"sections out of conventional order", |
"duplicate section title", |
"duplicate section title", |
Line 288 choose_parser(struct mparse *curp) |
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Line 290 choose_parser(struct mparse *curp) |
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} |
} |
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if (format == MPARSE_MDOC) { |
if (format == MPARSE_MDOC) { |
if (NULL == curp->pmdoc) |
if (curp->man == NULL) |
curp->pmdoc = mdoc_alloc( |
curp->man = mdoc_alloc( |
curp->roff, curp, curp->defos, |
curp->roff, curp, curp->defos, |
MPARSE_QUICK & curp->options ? 1 : 0); |
MPARSE_QUICK & curp->options ? 1 : 0); |
assert(curp->pmdoc); |
else |
curp->mdoc = curp->pmdoc; |
curp->man->macroset = MACROSET_MDOC; |
return; |
return; |
} |
} |
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/* Fall back to man(7) as a last resort. */ |
/* Fall back to man(7) as a last resort. */ |
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if (NULL == curp->pman) |
if (curp->man == NULL) |
curp->pman = man_alloc( |
curp->man = man_alloc( |
curp->roff, curp, curp->defos, |
curp->roff, curp, curp->defos, |
MPARSE_QUICK & curp->options ? 1 : 0); |
MPARSE_QUICK & curp->options ? 1 : 0); |
assert(curp->pman); |
else |
curp->man = curp->pman; |
curp->man->macroset = MACROSET_MAN; |
} |
} |
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/* |
/* |
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* parsers with each one. |
* parsers with each one. |
*/ |
*/ |
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if ( ! (curp->man || curp->mdoc)) |
if (curp->man == NULL || |
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curp->man->macroset == MACROSET_NONE) |
choose_parser(curp); |
choose_parser(curp); |
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/* |
/* |
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if (rr == ROFF_TBL) { |
if (rr == ROFF_TBL) { |
while ((span = roff_span(curp->roff)) != NULL) |
while ((span = roff_span(curp->roff)) != NULL) |
if (curp->man == NULL) |
if (curp->man->macroset == MACROSET_MDOC) |
mdoc_addspan(curp->mdoc, span); |
mdoc_addspan(curp->man, span); |
else |
else |
man_addspan(curp->man, span); |
man_addspan(curp->man, span); |
} else if (rr == ROFF_EQN) { |
} else if (rr == ROFF_EQN) { |
if (curp->man == NULL) |
if (curp->man->macroset == MACROSET_MDOC) |
mdoc_addeqn(curp->mdoc, roff_eqn(curp->roff)); |
mdoc_addeqn(curp->man, roff_eqn(curp->roff)); |
else |
else |
man_addeqn(curp->man, roff_eqn(curp->roff)); |
man_addeqn(curp->man, roff_eqn(curp->roff)); |
} else if ((curp->man == NULL ? |
} else if ((curp->man->macroset == MACROSET_MDOC ? |
mdoc_parseln(curp->mdoc, curp->line, ln.buf, of) : |
mdoc_parseln(curp->man, curp->line, ln.buf, of) : |
man_parseln(curp->man, curp->line, ln.buf, of)) == 2) |
man_parseln(curp->man, curp->line, ln.buf, of)) == 2) |
break; |
break; |
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Line 633 read_whole_file(struct mparse *curp, const char *file, |
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Line 636 read_whole_file(struct mparse *curp, const char *file, |
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*/ |
*/ |
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if (S_ISREG(st.st_mode)) { |
if (S_ISREG(st.st_mode)) { |
if (st.st_size >= (1U << 31)) { |
if (st.st_size > 0x7fffffff) { |
mandoc_msg(MANDOCERR_TOOLARGE, curp, 0, 0, NULL); |
mandoc_msg(MANDOCERR_TOOLARGE, curp, 0, 0, NULL); |
return(0); |
return(0); |
} |
} |
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mparse_end(struct mparse *curp) |
mparse_end(struct mparse *curp) |
{ |
{ |
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if (curp->mdoc == NULL && |
if (curp->man == NULL && curp->sodest == NULL) |
curp->man == NULL && |
curp->man = man_alloc(curp->roff, curp, curp->defos, |
curp->sodest == NULL) { |
curp->options & MPARSE_QUICK ? 1 : 0); |
if (curp->options & MPARSE_MDOC) |
if (curp->man->macroset == MACROSET_NONE) |
curp->mdoc = curp->pmdoc; |
curp->man->macroset = MACROSET_MAN; |
else { |
if (curp->man->macroset == MACROSET_MDOC) |
if (curp->pman == NULL) |
mdoc_endparse(curp->man); |
curp->pman = man_alloc( |
else |
curp->roff, curp, curp->defos, |
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curp->options & MPARSE_QUICK ? 1 : 0); |
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curp->man = curp->pman; |
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} |
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} |
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if (curp->mdoc) |
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mdoc_endparse(curp->mdoc); |
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if (curp->man) |
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man_endparse(curp->man); |
man_endparse(curp->man); |
roff_endparse(curp->roff); |
roff_endparse(curp->roff); |
} |
} |
Line 843 mparse_open(struct mparse *curp, int *fd, const char * |
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Line 838 mparse_open(struct mparse *curp, int *fd, const char * |
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perror("dup"); |
perror("dup"); |
exit((int)MANDOCLEVEL_SYSERR); |
exit((int)MANDOCLEVEL_SYSERR); |
} |
} |
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signal(SIGPIPE, SIG_DFL); |
execlp("gunzip", "gunzip", "-c", file, NULL); |
execlp("gunzip", "gunzip", "-c", file, NULL); |
perror("exec"); |
perror("exec"); |
exit((int)MANDOCLEVEL_SYSERR); |
exit((int)MANDOCLEVEL_SYSERR); |
Line 865 mparse_wait(struct mparse *curp) |
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Line 861 mparse_wait(struct mparse *curp) |
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perror("wait"); |
perror("wait"); |
exit((int)MANDOCLEVEL_SYSERR); |
exit((int)MANDOCLEVEL_SYSERR); |
} |
} |
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curp->child = 0; |
if (WIFSIGNALED(status)) { |
if (WIFSIGNALED(status)) { |
mandoc_vmsg(MANDOCERR_FILE, curp, 0, 0, |
mandoc_vmsg(MANDOCERR_FILE, curp, 0, 0, |
"gunzip died from signal %d", WTERMSIG(status)); |
"gunzip died from signal %d", WTERMSIG(status)); |
Line 894 mparse_alloc(int options, enum mandoclevel wlevel, man |
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Line 891 mparse_alloc(int options, enum mandoclevel wlevel, man |
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curp->mchars = mchars; |
curp->mchars = mchars; |
curp->roff = roff_alloc(curp, curp->mchars, options); |
curp->roff = roff_alloc(curp, curp->mchars, options); |
if (curp->options & MPARSE_MDOC) |
if (curp->options & MPARSE_MDOC) |
curp->pmdoc = mdoc_alloc( |
curp->man = mdoc_alloc( |
curp->roff, curp, curp->defos, |
curp->roff, curp, curp->defos, |
curp->options & MPARSE_QUICK ? 1 : 0); |
curp->options & MPARSE_QUICK ? 1 : 0); |
if (curp->options & MPARSE_MAN) |
if (curp->options & MPARSE_MAN) |
curp->pman = man_alloc( |
curp->man = man_alloc( |
curp->roff, curp, curp->defos, |
curp->roff, curp, curp->defos, |
curp->options & MPARSE_QUICK ? 1 : 0); |
curp->options & MPARSE_QUICK ? 1 : 0); |
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Line 911 mparse_reset(struct mparse *curp) |
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Line 908 mparse_reset(struct mparse *curp) |
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roff_reset(curp->roff); |
roff_reset(curp->roff); |
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if (curp->mdoc) |
if (curp->man != NULL) { |
mdoc_reset(curp->mdoc); |
if (curp->man->macroset == MACROSET_MDOC) |
if (curp->man) |
mdoc_reset(curp->man); |
man_reset(curp->man); |
else |
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man_reset(curp->man); |
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curp->man->macroset = MACROSET_NONE; |
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} |
if (curp->secondary) |
if (curp->secondary) |
curp->secondary->sz = 0; |
curp->secondary->sz = 0; |
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curp->file_status = MANDOCLEVEL_OK; |
curp->file_status = MANDOCLEVEL_OK; |
curp->mdoc = NULL; |
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curp->man = NULL; |
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free(curp->sodest); |
free(curp->sodest); |
curp->sodest = NULL; |
curp->sodest = NULL; |
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mparse_free(struct mparse *curp) |
mparse_free(struct mparse *curp) |
{ |
{ |
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if (curp->pmdoc) |
if (curp->man->macroset == MACROSET_MDOC) |
mdoc_free(curp->pmdoc); |
mdoc_free(curp->man); |
if (curp->pman) |
if (curp->man->macroset == MACROSET_MAN) |
man_free(curp->pman); |
man_free(curp->man); |
if (curp->roff) |
if (curp->roff) |
roff_free(curp->roff); |
roff_free(curp->roff); |
if (curp->secondary) |
if (curp->secondary) |
Line 945 mparse_free(struct mparse *curp) |
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Line 943 mparse_free(struct mparse *curp) |
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} |
} |
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void |
void |
mparse_result(struct mparse *curp, |
mparse_result(struct mparse *curp, struct roff_man **man, |
struct mdoc **mdoc, struct man **man, char **sodest) |
char **sodest) |
{ |
{ |
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if (sodest && NULL != (*sodest = curp->sodest)) { |
if (sodest && NULL != (*sodest = curp->sodest)) { |
*mdoc = NULL; |
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*man = NULL; |
*man = NULL; |
return; |
return; |
} |
} |
if (mdoc) |
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*mdoc = curp->mdoc; |
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if (man) |
if (man) |
*man = curp->man; |
*man = curp->man; |
} |
} |