version 1.347, 2020/03/28 16:18:43 |
version 1.352, 2020/07/21 15:10:01 |
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#include "mdoc.h" |
#include "mdoc.h" |
#include "man.h" |
#include "man.h" |
#include "mandoc_parse.h" |
#include "mandoc_parse.h" |
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#include "tag.h" |
#include "term_tag.h" |
#include "term_tag.h" |
#include "main.h" |
#include "main.h" |
#include "manconf.h" |
#include "manconf.h" |
Line 107 static void parse(struct mparse *, int, const char |
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Line 108 static void parse(struct mparse *, int, const char |
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static void passthrough(int, int); |
static void passthrough(int, int); |
static void process_onefile(struct mparse *, struct manpage *, |
static void process_onefile(struct mparse *, struct manpage *, |
int, struct outstate *, struct manconf *); |
int, struct outstate *, struct manconf *); |
static void run_pager(struct tag_files *); |
static void run_pager(struct outstate *, char *); |
static pid_t spawn_pager(struct tag_files *); |
static pid_t spawn_pager(struct outstate *, char *); |
static void usage(enum argmode) __attribute__((__noreturn__)); |
static void usage(enum argmode) __attribute__((__noreturn__)); |
static int woptions(char *, enum mandoc_os *, int *); |
static int woptions(char *, enum mandoc_os *, int *); |
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Line 164 main(int argc, char *argv[]) |
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Line 165 main(int argc, char *argv[]) |
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return mandocdb(argc, argv); |
return mandocdb(argc, argv); |
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#if HAVE_PLEDGE |
#if HAVE_PLEDGE |
if (pledge("stdio rpath tmppath tty proc exec", NULL) == -1) { |
if (pledge("stdio rpath wpath cpath tmppath tty proc exec", NULL) == -1) { |
mandoc_msg(MANDOCERR_PLEDGE, 0, 0, "%s", strerror(errno)); |
mandoc_msg(MANDOCERR_PLEDGE, 0, 0, "%s", strerror(errno)); |
return mandoc_msg_getrc(); |
return mandoc_msg_getrc(); |
} |
} |
Line 372 main(int argc, char *argv[]) |
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Line 373 main(int argc, char *argv[]) |
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if (outmode == OUTMODE_FLN || |
if (outmode == OUTMODE_FLN || |
outmode == OUTMODE_LST || |
outmode == OUTMODE_LST || |
!isatty(STDOUT_FILENO)) |
(conf.output.outfilename == NULL && |
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conf.output.tagfilename == NULL && |
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isatty(STDOUT_FILENO) == 0)) |
outst.use_pager = 0; |
outst.use_pager = 0; |
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if (outst.use_pager && |
if (outst.use_pager && |
Line 386 main(int argc, char *argv[]) |
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Line 389 main(int argc, char *argv[]) |
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} |
} |
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#if HAVE_PLEDGE |
#if HAVE_PLEDGE |
if (outst.use_pager == 0) { |
if (outst.use_pager == 0) |
if (pledge("stdio rpath", NULL) == -1) { |
c = pledge("stdio rpath", NULL); |
mandoc_msg(MANDOCERR_PLEDGE, 0, 0, |
else if (conf.output.outfilename != NULL || |
"%s", strerror(errno)); |
conf.output.tagfilename != NULL) |
return mandoc_msg_getrc(); |
c = pledge("stdio rpath wpath cpath", NULL); |
} |
else |
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c = pledge("stdio rpath tmppath tty proc exec", NULL); |
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if (c == -1) { |
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mandoc_msg(MANDOCERR_PLEDGE, 0, 0, "%s", strerror(errno)); |
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return mandoc_msg_getrc(); |
} |
} |
#endif |
#endif |
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Line 609 main(int argc, char *argv[]) |
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Line 616 main(int argc, char *argv[]) |
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(void)fchdir(startdir); |
(void)fchdir(startdir); |
close(startdir); |
close(startdir); |
} |
} |
term_tag_finish(); |
if (conf.output.tag != NULL && conf.output.tag_found == 0) { |
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mandoc_msg(MANDOCERR_TAG, 0, 0, "%s", conf.output.tag); |
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conf.output.tag = NULL; |
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} |
if (outst.outdata != NULL) { |
if (outst.outdata != NULL) { |
switch (outst.outtype) { |
switch (outst.outtype) { |
case OUTT_HTML: |
case OUTT_HTML: |
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manconf_free(&conf); |
manconf_free(&conf); |
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if (outst.tag_files != NULL) { |
if (outst.tag_files != NULL) { |
fclose(stdout); |
if (term_tag_close() != -1 && |
run_pager(outst.tag_files); |
conf.output.outfilename == NULL && |
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conf.output.tagfilename == NULL) |
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run_pager(&outst, conf.output.tag); |
term_tag_unlink(); |
term_tag_unlink(); |
} else if (outst.had_output && outst.outtype != OUTT_LINT) |
} else if (outst.had_output && outst.outtype != OUTT_LINT) |
mandoc_msg_summary(); |
mandoc_msg_summary(); |
Line 833 process_onefile(struct mparse *mp, struct manpage *res |
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Line 845 process_onefile(struct mparse *mp, struct manpage *res |
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if (outst->use_pager) { |
if (outst->use_pager) { |
outst->use_pager = 0; |
outst->use_pager = 0; |
outst->tag_files = term_tag_init(conf->output.tag); |
outst->tag_files = term_tag_init(conf->output.outfilename, |
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conf->output.tagfilename); |
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if ((conf->output.outfilename != NULL || |
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conf->output.tagfilename != NULL) && |
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pledge("stdio rpath cpath", NULL) == -1) { |
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mandoc_msg(MANDOCERR_PLEDGE, 0, 0, |
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"%s", strerror(errno)); |
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exit(mandoc_msg_getrc()); |
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} |
} |
} |
if (outst->had_output && outst->outtype <= OUTT_UTF8) { |
if (outst->had_output && outst->outtype <= OUTT_UTF8) { |
if (outst->outdata == NULL) |
if (outst->outdata == NULL) |
Line 892 parse(struct mparse *mp, int fd, const char *file, |
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Line 912 parse(struct mparse *mp, int fd, const char *file, |
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if (outst->outdata == NULL) |
if (outst->outdata == NULL) |
outdata_alloc(outst, outconf); |
outdata_alloc(outst, outconf); |
else if (outst->outtype == OUTT_HTML) |
else if (outst->outtype == OUTT_HTML) |
html_reset(outst); |
html_reset(outst->outdata); |
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mandoc_xr_reset(); |
mandoc_xr_reset(); |
meta = mparse_result(mp); |
meta = mparse_result(mp); |
Line 947 parse(struct mparse *mp, int fd, const char *file, |
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Line 967 parse(struct mparse *mp, int fd, const char *file, |
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break; |
break; |
} |
} |
} |
} |
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if (outconf->tag != NULL && outconf->tag_found == 0 && |
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tag_exists(outconf->tag)) |
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outconf->tag_found = 1; |
if (mandoc_msg_getmin() < MANDOCERR_STYLE) |
if (mandoc_msg_getmin() < MANDOCERR_STYLE) |
check_xr(); |
check_xr(); |
} |
} |
Line 1137 woptions(char *arg, enum mandoc_os *os_e, int *wstop) |
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Line 1160 woptions(char *arg, enum mandoc_os *os_e, int *wstop) |
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* then fork the pager and wait for the user to close it. |
* then fork the pager and wait for the user to close it. |
*/ |
*/ |
static void |
static void |
run_pager(struct tag_files *tag_files) |
run_pager(struct outstate *outst, char *tag_target) |
{ |
{ |
int signum, status; |
int signum, status; |
pid_t man_pgid, tc_pgid; |
pid_t man_pgid, tc_pgid; |
pid_t pager_pid, wait_pid; |
pid_t pager_pid, wait_pid; |
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man_pgid = getpgid(0); |
man_pgid = getpgid(0); |
tag_files->tcpgid = man_pgid == getpid() ? getpgid(getppid()) : |
outst->tag_files->tcpgid = |
man_pgid; |
man_pgid == getpid() ? getpgid(getppid()) : man_pgid; |
pager_pid = 0; |
pager_pid = 0; |
signum = SIGSTOP; |
signum = SIGSTOP; |
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for (;;) { |
for (;;) { |
/* Stop here until moved to the foreground. */ |
/* Stop here until moved to the foreground. */ |
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tc_pgid = tcgetpgrp(tag_files->ofd); |
tc_pgid = tcgetpgrp(STDOUT_FILENO); |
if (tc_pgid != man_pgid) { |
if (tc_pgid != man_pgid) { |
if (tc_pgid == pager_pid) { |
if (tc_pgid == pager_pid) { |
(void)tcsetpgrp(tag_files->ofd, man_pgid); |
(void)tcsetpgrp(STDOUT_FILENO, man_pgid); |
if (signum == SIGTTIN) |
if (signum == SIGTTIN) |
continue; |
continue; |
} else |
} else |
tag_files->tcpgid = tc_pgid; |
outst->tag_files->tcpgid = tc_pgid; |
kill(0, signum); |
kill(0, signum); |
continue; |
continue; |
} |
} |
Line 1167 run_pager(struct tag_files *tag_files) |
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Line 1190 run_pager(struct tag_files *tag_files) |
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/* Once in the foreground, activate the pager. */ |
/* Once in the foreground, activate the pager. */ |
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if (pager_pid) { |
if (pager_pid) { |
(void)tcsetpgrp(tag_files->ofd, pager_pid); |
(void)tcsetpgrp(STDOUT_FILENO, pager_pid); |
kill(pager_pid, SIGCONT); |
kill(pager_pid, SIGCONT); |
} else |
} else |
pager_pid = spawn_pager(tag_files); |
pager_pid = spawn_pager(outst, tag_target); |
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/* Wait for the pager to stop or exit. */ |
/* Wait for the pager to stop or exit. */ |
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Line 1191 run_pager(struct tag_files *tag_files) |
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Line 1214 run_pager(struct tag_files *tag_files) |
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} |
} |
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static pid_t |
static pid_t |
spawn_pager(struct tag_files *tag_files) |
spawn_pager(struct outstate *outst, char *tag_target) |
{ |
{ |
const struct timespec timeout = { 0, 100000000 }; /* 0.1s */ |
const struct timespec timeout = { 0, 100000000 }; /* 0.1s */ |
#define MAX_PAGER_ARGS 16 |
#define MAX_PAGER_ARGS 16 |
Line 1204 spawn_pager(struct tag_files *tag_files) |
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Line 1227 spawn_pager(struct tag_files *tag_files) |
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int argc, use_ofn; |
int argc, use_ofn; |
pid_t pager_pid; |
pid_t pager_pid; |
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assert(outst->tag_files->ofd == -1); |
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assert(outst->tag_files->tfs == NULL); |
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pager = getenv("MANPAGER"); |
pager = getenv("MANPAGER"); |
if (pager == NULL || *pager == '\0') |
if (pager == NULL || *pager == '\0') |
pager = getenv("PAGER"); |
pager = getenv("PAGER"); |
if (pager == NULL || *pager == '\0') |
if (pager == NULL || *pager == '\0') |
pager = "more -s"; |
pager = BINM_PAGER; |
cp = mandoc_strdup(pager); |
cp = mandoc_strdup(pager); |
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/* |
/* |
Line 1233 spawn_pager(struct tag_files *tag_files) |
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Line 1259 spawn_pager(struct tag_files *tag_files) |
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use_ofn = 1; |
use_ofn = 1; |
#if HAVE_LESS_T |
#if HAVE_LESS_T |
if (*tag_files->tfn != '\0' && (cmdlen = strlen(argv[0])) >= 4) { |
if (*outst->tag_files->tfn != '\0' && |
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(cmdlen = strlen(argv[0])) >= 4) { |
cp = argv[0] + cmdlen - 4; |
cp = argv[0] + cmdlen - 4; |
if (strcmp(cp, "less") == 0) { |
if (strcmp(cp, "less") == 0) { |
argv[argc++] = mandoc_strdup("-T"); |
argv[argc++] = mandoc_strdup("-T"); |
argv[argc++] = tag_files->tfn; |
argv[argc++] = outst->tag_files->tfn; |
if (tag_files->tagname != NULL) { |
if (tag_target != NULL) { |
argv[argc++] = mandoc_strdup("-t"); |
argv[argc++] = mandoc_strdup("-t"); |
argv[argc++] = tag_files->tagname; |
argv[argc++] = tag_target; |
use_ofn = 0; |
use_ofn = 0; |
} |
} |
} |
} |
} |
} |
#endif |
#endif |
if (use_ofn) |
if (use_ofn) { |
argv[argc++] = tag_files->ofn; |
if (outst->outtype == OUTT_HTML && tag_target != NULL) |
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mandoc_asprintf(&argv[argc], "file://%s#%s", |
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outst->tag_files->ofn, tag_target); |
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else |
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argv[argc] = outst->tag_files->ofn; |
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argc++; |
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} |
argv[argc] = NULL; |
argv[argc] = NULL; |
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switch (pager_pid = fork()) { |
switch (pager_pid = fork()) { |
Line 1258 spawn_pager(struct tag_files *tag_files) |
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Line 1291 spawn_pager(struct tag_files *tag_files) |
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break; |
break; |
default: |
default: |
(void)setpgid(pager_pid, 0); |
(void)setpgid(pager_pid, 0); |
(void)tcsetpgrp(tag_files->ofd, pager_pid); |
(void)tcsetpgrp(STDOUT_FILENO, pager_pid); |
#if HAVE_PLEDGE |
#if HAVE_PLEDGE |
if (pledge("stdio rpath tmppath tty proc", NULL) == -1) { |
if (pledge("stdio rpath tmppath tty proc", NULL) == -1) { |
mandoc_msg(MANDOCERR_PLEDGE, 0, 0, |
mandoc_msg(MANDOCERR_PLEDGE, 0, 0, |
Line 1266 spawn_pager(struct tag_files *tag_files) |
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Line 1299 spawn_pager(struct tag_files *tag_files) |
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exit(mandoc_msg_getrc()); |
exit(mandoc_msg_getrc()); |
} |
} |
#endif |
#endif |
tag_files->pager_pid = pager_pid; |
outst->tag_files->pager_pid = pager_pid; |
return pager_pid; |
return pager_pid; |
} |
} |
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/* The child process becomes the pager. */ |
/* |
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* The child process becomes the pager. |
if (dup2(tag_files->ofd, STDOUT_FILENO) == -1) { |
* Do not start it before controlling the terminal. |
mandoc_msg(MANDOCERR_DUP, 0, 0, "%s", strerror(errno)); |
*/ |
_exit(mandoc_msg_getrc()); |
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} |
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close(tag_files->ofd); |
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assert(tag_files->tfs == NULL); |
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/* Do not start the pager before controlling the terminal. */ |
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while (tcgetpgrp(STDOUT_FILENO) != getpid()) |
while (tcgetpgrp(STDOUT_FILENO) != getpid()) |
nanosleep(&timeout, NULL); |
nanosleep(&timeout, NULL); |