mandoc/main.c - diff

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Diff for /mandoc/main.c between version 1.181 and 1.183

version 1.181, 2014/08/20 21:04:35

version 1.183, 2014/08/22 03:42:18

Line 1

/* $Id$ */

Line 21

#include <sys/types.h>

#include <assert.h>

#include <errno.h>

#include <stdio.h>

#include <stdint.h>

#include <stdlib.h>

Line 84 static void mmsg(enum mandocerr, enum mandoclevel,

Line 85 static void mmsg(enum mandocerr, enum mandoclevel,

const char *, int, int, const char *);

static void parse(struct curparse *, int,

const char *, enum mandoclevel *);

static void spawn_pager(void);

static int toptions(struct curparse *, char *);

static void usage(enum argmode) __attribute__((noreturn));

static void version(void) __attribute__((noreturn));

static int woptions(struct curparse *, char *);

static const int sec_prios[] = {1, 4, 5, 8, 6, 3, 7, 2, 9};

static const char *progname;

Line 102 main(int argc, char *argv[])

Line 105 main(int argc, char *argv[])

char *defos;

#if HAVE_SQLITE3

struct manpage *res;

size_t i, sz;

char **auxargv;

size_t isec, i, sz;

int prio, best_prio;

char sec;

#endif

enum mandoclevel rc;

enum outmode outmode;

int show_usage;

int use_pager;

int options;

int c;

Line 141 main(int argc, char *argv[])

Line 148 main(int argc, char *argv[])

options = MPARSE_SO;

defos = NULL;

use_pager = 1;

show_usage = 0;

outmode = OUTMODE_DEF;

while (-1 != (c = getopt(argc, argv, "aC:fI:ikM:m:O:S:s:T:VW:w"))) {

while (-1 != (c = getopt(argc, argv, "aC:cfI:ikM:m:O:S:s:T:VW:w"))) {

switch (c) {

case 'a':

outmode = OUTMODE_ALL;

Line 151 main(int argc, char *argv[])

Line 160 main(int argc, char *argv[])

case 'C':

conf_file = optarg;

break;

case 'c':

use_pager = 0;

break;

case 'f':

search.argmode = ARG_WORD;

break;

Line 219 main(int argc, char *argv[])

Line 231 main(int argc, char *argv[])

switch (search.argmode) {

case ARG_FILE:

outmode = OUTMODE_ALL;

use_pager = 0;

break;

case ARG_NAME:

outmode = OUTMODE_ONE;

Line 231 main(int argc, char *argv[])

Line 244 main(int argc, char *argv[])

argc -= optind;

argv += optind;

#if HAVE_SQLITE3

auxargv = NULL;

#endif

rc = MANDOCLEVEL_OK;

/* man(1), whatis(1), apropos(1) */

if (search.argmode != ARG_FILE) {

#if HAVE_SQLITE3

if (argc == 0)

usage(search.argmode);

/* Access the mandoc database. */

manpath_parse(&paths, conf_file, defpaths, auxpaths);

mansearch_setup(1);

if( ! mansearch(&search, &paths, argc, argv, &res, &sz))

usage(search.argmode);

manpath_free(&paths);

* For standard man(1) and -a output mode,

* prepare for copying filename pointers

* into the program parameter array.

if (outmode == OUTMODE_ONE) {

argc = 1;

argv[0] = res[0].file;

argv[1] = NULL;

best_prio = 10;

} else if (outmode == OUTMODE_ALL) {

argc = (int)sz;

argv = auxargv = mandoc_reallocarray(

NULL, sz + 1, sizeof(char *));

argv[argc] = NULL;

}

/* Iterate all matching manuals. */

for (i = 0; i < sz; i++) {

if (outmode == OUTMODE_FLN)

puts(res[i].file);

else

else if (outmode == OUTMODE_LST)

printf("%s - %s\n", res[i].names,

res[i].output == NULL ? "" :

res[i].output);

else if (outmode == OUTMODE_ALL)

argv[i] = res[i].file;

else {

/* Search for the best section. */

isec = strcspn(res[i].file, "123456789");

sec = res[i].file[isec];

if ('\0' == sec)

continue;

prio = sec_prios[sec - '1'];

if (prio >= best_prio)

continue;

best_prio = prio;

argv[0] = res[i].file;

}

mansearch_free(res, sz);

mansearch_setup(0);

return((int)MANDOCLEVEL_OK);

* For man(1), -a and -i output mode, fall through

* to the main mandoc(1) code iterating files

* and running the parsers on each of them.

if (outmode == OUTMODE_FLN || outmode == OUTMODE_LST)

goto out;

#else

fputs("mandoc: database support not compiled in\n",

stderr);

Line 266 main(int argc, char *argv[])

Line 328 main(int argc, char *argv[])

if ( ! moptions(&options, auxpaths))

return((int)MANDOCLEVEL_BADARG);

if (use_pager && isatty(STDOUT_FILENO))

spawn_pager();

curp.mp = mparse_alloc(options, curp.wlevel, mmsg, defos);

Line 274 main(int argc, char *argv[])

Line 339 main(int argc, char *argv[])

if (OUTT_MAN == curp.outtype)

mparse_keep(curp.mp);

rc = MANDOCLEVEL_OK;

if (NULL == *argv)

parse(&curp, STDIN_FILENO, "<stdin>", &rc);

Line 290 main(int argc, char *argv[])

Line 353 main(int argc, char *argv[])

(*curp.outfree)(curp.outdata);

if (curp.mp)

mparse_free(curp.mp);

#if HAVE_SQLITE3

out:

if (search.argmode != ARG_FILE) {

mansearch_free(res, sz);

mansearch_setup(0);

free(auxargv);

}

#endif

free(defos);

return((int)rc);

Line 559 mmsg(enum mandocerr t, enum mandoclevel lvl,

Line 632 mmsg(enum mandocerr t, enum mandoclevel lvl,

fprintf(stderr, ": %s", msg);

fputc('\n', stderr);

}

static void

spawn_pager(void)

{

int fildes[2];

if (pipe(fildes) == -1) {

fprintf(stderr, "%s: pipe: %s\n",

progname, strerror(errno));

return;

}

switch (fork()) {

case -1:

fprintf(stderr, "%s: fork: %s\n",

progname, strerror(errno));

exit((int)MANDOCLEVEL_SYSERR);

case 0:

close(fildes[0]);

if (dup2(fildes[1], STDOUT_FILENO) == -1) {

fprintf(stderr, "%s: dup output: %s\n",

progname, strerror(errno));

exit((int)MANDOCLEVEL_SYSERR);

}

return;

default:

close(fildes[1]);

if (dup2(fildes[0], STDIN_FILENO) == -1) {

fprintf(stderr, "%s: dup input: %s\n",

progname, strerror(errno));

} else {

execlp("more", "more", "-s", NULL);

fprintf(stderr, "%s: exec: %s\n",

progname, strerror(errno));

}

exit((int)MANDOCLEVEL_SYSERR);

}

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