mandoc/main.c - diff

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Diff for /mandoc/main.c between version 1.241 and 1.246

version 1.241, 2015/07/19 00:07:42

version 1.246, 2015/10/10 13:21:18

Line 95 static int fs_lookup(const struct manpaths *,

static void fs_search(const struct mansearch *,

const struct manpaths *, int, char**,

struct manpage **, size_t *);

static void handle_sigpipe(int);

static int koptions(int *, char *);

#if HAVE_SQLITE3

int mandocdb(int, char**);

Line 105 static void mmsg(enum mandocerr, enum mandoclevel,

Line 104 static void mmsg(enum mandocerr, enum mandoclevel,

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

static void parse(struct curparse *, int, const char *);

static void passthrough(const char *, int, int);

static pid_t spawn_pager(void);

static pid_t spawn_pager(struct tag_files *);

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

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

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

Line 123 main(int argc, char *argv[])

Line 122 main(int argc, char *argv[])

struct manconf conf;

struct curparse curp;

struct mansearch search;

struct tag_files *tag_files;

char *auxpaths;

char *defos;

unsigned char *uc;

Line 136 main(int argc, char *argv[])

int fd;

int show_usage;

int options;

int use_pager;

int c;

pid_t pager_pid; /* 0: don't use; 1: not yet spawned. */

if (argc < 1)

progname = "mandoc";

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

#if HAVE_SQLITE3

if (strcmp(progname, BINM_MAKEWHATIS) == 0)

return(mandocdb(argc, argv));

return mandocdb(argc, argv);

#endif

/* Search options. */

Line 180 main(int argc, char *argv[])

options = MPARSE_SO | MPARSE_UTF8 | MPARSE_LATIN1;

defos = NULL;

pager_pid = 1;

use_pager = 1;

tag_files = NULL;

show_usage = 0;

outmode = OUTMODE_DEF;

Line 194 main(int argc, char *argv[])

Line 195 main(int argc, char *argv[])

conf_file = optarg;

break;

case 'c':

pager_pid = 0;

use_pager = 0;

break;

case 'f':

search.argmode = ARG_WORD;

break;

case 'h':

conf.output.synopsisonly = 1;

pager_pid = 0;

use_pager = 0;

outmode = OUTMODE_ALL;

break;

case 'I':

Line 209 main(int argc, char *argv[])

Line 210 main(int argc, char *argv[])

fprintf(stderr,

"%s: -I %s: Bad argument\n",

progname, optarg);

return((int)MANDOCLEVEL_BADARG);

return (int)MANDOCLEVEL_BADARG;

}

if (defos) {

fprintf(stderr,

"%s: -I %s: Duplicate argument\n",

progname, optarg);

return((int)MANDOCLEVEL_BADARG);

return (int)MANDOCLEVEL_BADARG;

}

defos = mandoc_strdup(optarg + 3);

break;

Line 224 main(int argc, char *argv[])

Line 225 main(int argc, char *argv[])

break;

case 'K':

if ( ! koptions(&options, optarg))

return((int)MANDOCLEVEL_BADARG);

return (int)MANDOCLEVEL_BADARG;

break;

case 'k':

search.argmode = ARG_EXPR;

Line 253 main(int argc, char *argv[])

Line 254 main(int argc, char *argv[])

break;

case 'T':

if ( ! toptions(&curp, optarg))

return((int)MANDOCLEVEL_BADARG);

return (int)MANDOCLEVEL_BADARG;

break;

case 'W':

if ( ! woptions(&curp, optarg))

return((int)MANDOCLEVEL_BADARG);

return (int)MANDOCLEVEL_BADARG;

break;

case 'w':

outmode = OUTMODE_FLN;

Line 277 main(int argc, char *argv[])

Line 278 main(int argc, char *argv[])

switch (search.argmode) {

case ARG_FILE:

outmode = OUTMODE_ALL;

pager_pid = 0;

use_pager = 0;

break;

case ARG_NAME:

outmode = OUTMODE_ONE;

Line 288 main(int argc, char *argv[])

Line 289 main(int argc, char *argv[])

}

if (outmode == OUTMODE_FLN ||

outmode == OUTMODE_LST ||

!isatty(STDOUT_FILENO))

use_pager = 0;

/* Parse arguments. */

if (argc > 0) {

Line 348 main(int argc, char *argv[])

Line 354 main(int argc, char *argv[])

if (search.argmode != ARG_NAME) {

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

stderr);

return((int)MANDOCLEVEL_BADARG);

return (int)MANDOCLEVEL_BADARG;

}

sz = 0;

#endif

Line 417 main(int argc, char *argv[])

Line 423 main(int argc, char *argv[])

/* mandoc(1) */

if (search.argmode == ARG_FILE && ! moptions(&options, auxpaths))

return((int)MANDOCLEVEL_BADARG);

return (int)MANDOCLEVEL_BADARG;

if (pager_pid == 1 && isatty(STDOUT_FILENO) == 0)

pager_pid = 0;

curp.mchars = mchars_alloc();

curp.mp = mparse_alloc(options, curp.wlevel, mmsg,

curp.mchars, defos);

Line 433 main(int argc, char *argv[])

Line 436 main(int argc, char *argv[])

mparse_keep(curp.mp);

if (argc < 1) {

if (pager_pid == 1)

if (use_pager)

pager_pid = spawn_pager();

tag_files = tag_init();

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

}

Line 445 main(int argc, char *argv[])

Line 448 main(int argc, char *argv[])

rc = rctmp;

if (fd != -1) {

if (pager_pid == 1)

if (use_pager) {

pager_pid = spawn_pager();

tag_files = tag_init();

use_pager = 0;

}

if (resp == NULL)

parse(&curp, fd, *argv);

Line 458 main(int argc, char *argv[])

Line 463 main(int argc, char *argv[])

passthrough(resp->file, fd,

conf.output.synopsisonly);

rctmp = mparse_wait(curp.mp);

if (rc < rctmp)

rc = rctmp;

if (argc > 1 && curp.outtype <= OUTT_UTF8)

ascii_sepline(curp.outdata);

}

Line 494 out:

Line 495 out:

free(defos);

* If a pager is attached, flush the pipe leading to it

* When using a pager, finish writing both temporary files,

* and signal end of file such that the user can browse

* fork it, wait for the user to close it, and clean up.

* to the end. Then wait for the user to close the pager.

if (pager_pid != 0 && pager_pid != 1) {

if (tag_files != NULL) {

fclose(stdout);

tag_write();

waitpid(pager_pid, NULL, 0);

waitpid(spawn_pager(tag_files), NULL, 0);

tag_unlink();

}

return((int)rc);

return (int)rc;

}

static void

Line 584 fs_lookup(const struct manpaths *paths, size_t ipath,

file = mandoc_strdup(*globinfo.gl_pathv);

globfree(&globinfo);

if (globres != 0)

return(0);

return 0;

found:

#if HAVE_SQLITE3

Line 600 found:

page->bits = NAME_FILE & NAME_MASK;

page->sec = (*sec >= '1' && *sec <= '9') ? *sec - '1' + 1 : 10;

page->form = form;

return(1);

return 1;

}

static void

Line 825 koptions(int *options, char *arg)

} else {

fprintf(stderr, "%s: -K %s: Bad argument\n",

progname, arg);

return(0);

return 0;

}

return(1);

return 1;

}

static int

Line 845 moptions(int *options, char *arg)

else {

fprintf(stderr, "%s: -m %s: Bad argument\n",

progname, arg);

return(0);

return 0;

}

return(1);

return 1;

}

static int

Line 879 toptions(struct curparse *curp, char *arg)

else {

fprintf(stderr, "%s: -T %s: Bad argument\n",

progname, arg);

return(0);

return 0;

}

return(1);

return 1;

}

static int

Line 922 woptions(struct curparse *curp, char *arg)

default:

fprintf(stderr, "%s: -W %s: Bad argument\n",

progname, o);

return(0);

return 0;

}

return(1);

return 1;

}

static void

Line 951 mmsg(enum mandocerr t, enum mandoclevel lvl,

fputc('\n', stderr);

}

static void

handle_sigpipe(int signum)

{

exit((int)rc);

}

static pid_t

spawn_pager(void)

spawn_pager(struct tag_files *tag_files)

{

#define MAX_PAGER_ARGS 16

char *argv[MAX_PAGER_ARGS];

const char *pager;

char *cp;

size_t cmdlen;

int fildes[2];

int argc;

pid_t pager_pid;

Line 995 spawn_pager(void)

Line 987 spawn_pager(void)

break;

}

/* Read all text right away and use the tag file. */

/* For more(1) and less(1), use the tag file. */

if ((cmdlen = strlen(argv[0])) >= 4) {

cp = argv[0] + cmdlen - 4;

if (strcmp(cp, "less") == 0 ||

if (strcmp(cp, "less") == 0 || strcmp(cp, "more") == 0) {

strcmp(cp, "more") == 0) {

tag_init();

argv[argc++] = mandoc_strdup("+G1G");

argv[argc++] = mandoc_strdup("-T");

argv[argc++] = tag_filename();

argv[argc++] = tag_files->tfn;

}

argv[argc++] = tag_files->ofn;

argv[argc] = NULL;

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

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

progname, strerror(errno));

return(0);

}

switch (pager_pid = fork()) {

case -1:

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

Line 1023 spawn_pager(void)

Line 1007 spawn_pager(void)

case 0:

break;

default:

close(fildes[0]);

return pager_pid;

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

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

progname, strerror(errno));

exit((int)MANDOCLEVEL_SYSERR);

}

close(fildes[1]);

signal(SIGPIPE, handle_sigpipe);

return(pager_pid);

}

/* The child process becomes the pager. */

close(fildes[1]);

if (dup2(tag_files->ofd, STDOUT_FILENO) == -1) {

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

fprintf(stderr, "pager: stdout: %s\n", strerror(errno));

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

progname, strerror(errno));

exit((int)MANDOCLEVEL_SYSERR);

}

close(fildes[0]);

close(tag_files->ofd);

close(tag_files->tfd);

/* Hand over to the pager. */

execvp(argv[0], argv);

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

progname, argv[0], strerror(errno));

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