version 1.222, 2015/02/27 16:02:10 |
version 1.225, 2015/03/10 13:50:03 |
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#include <sys/types.h> |
#include <sys/types.h> |
#include <sys/param.h> /* MACHINE */ |
#include <sys/param.h> /* MACHINE */ |
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#include <sys/wait.h> |
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#include <assert.h> |
#include <assert.h> |
#include <ctype.h> |
#include <ctype.h> |
Line 101 static void mmsg(enum mandocerr, enum mandoclevel, |
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Line 102 static void mmsg(enum mandocerr, enum mandoclevel, |
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static void parse(struct curparse *, int, |
static void parse(struct curparse *, int, |
const char *, enum mandoclevel *); |
const char *, enum mandoclevel *); |
static enum mandoclevel passthrough(const char *, int, int); |
static enum mandoclevel passthrough(const char *, int, int); |
static void spawn_pager(void); |
static pid_t spawn_pager(void); |
static int toptions(struct curparse *, char *); |
static int toptions(struct curparse *, char *); |
static void usage(enum argmode) __attribute__((noreturn)); |
static void usage(enum argmode) __attribute__((noreturn)); |
static int woptions(struct curparse *, char *); |
static int woptions(struct curparse *, char *); |
Line 130 main(int argc, char *argv[]) |
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Line 131 main(int argc, char *argv[]) |
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enum outmode outmode; |
enum outmode outmode; |
int fd; |
int fd; |
int show_usage; |
int show_usage; |
int use_pager; |
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int options; |
int options; |
int c; |
int c; |
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pid_t pager_pid; /* 0: don't use; 1: not yet spawned. */ |
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if (argc < 1) |
if (argc < 1) |
progname = "mandoc"; |
progname = "mandoc"; |
Line 174 main(int argc, char *argv[]) |
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Line 175 main(int argc, char *argv[]) |
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options = MPARSE_SO | MPARSE_UTF8 | MPARSE_LATIN1; |
options = MPARSE_SO | MPARSE_UTF8 | MPARSE_LATIN1; |
defos = NULL; |
defos = NULL; |
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use_pager = 1; |
pager_pid = 1; |
show_usage = 0; |
show_usage = 0; |
synopsis_only = 0; |
synopsis_only = 0; |
outmode = OUTMODE_DEF; |
outmode = OUTMODE_DEF; |
Line 189 main(int argc, char *argv[]) |
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Line 190 main(int argc, char *argv[]) |
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conf_file = optarg; |
conf_file = optarg; |
break; |
break; |
case 'c': |
case 'c': |
use_pager = 0; |
pager_pid = 0; |
break; |
break; |
case 'f': |
case 'f': |
search.argmode = ARG_WORD; |
search.argmode = ARG_WORD; |
Line 197 main(int argc, char *argv[]) |
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Line 198 main(int argc, char *argv[]) |
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case 'h': |
case 'h': |
(void)strlcat(curp.outopts, "synopsis,", BUFSIZ); |
(void)strlcat(curp.outopts, "synopsis,", BUFSIZ); |
synopsis_only = 1; |
synopsis_only = 1; |
use_pager = 0; |
pager_pid = 0; |
outmode = OUTMODE_ALL; |
outmode = OUTMODE_ALL; |
break; |
break; |
case 'I': |
case 'I': |
Line 272 main(int argc, char *argv[]) |
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Line 273 main(int argc, char *argv[]) |
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switch (search.argmode) { |
switch (search.argmode) { |
case ARG_FILE: |
case ARG_FILE: |
outmode = OUTMODE_ALL; |
outmode = OUTMODE_ALL; |
use_pager = 0; |
pager_pid = 0; |
break; |
break; |
case ARG_NAME: |
case ARG_NAME: |
outmode = OUTMODE_ONE; |
outmode = OUTMODE_ONE; |
Line 303 main(int argc, char *argv[]) |
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Line 304 main(int argc, char *argv[]) |
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argc = 1; |
argc = 1; |
} |
} |
} else if (argc > 1 && |
} else if (argc > 1 && |
((uc = argv[0]) != NULL) && |
((uc = (unsigned char *)argv[0]) != NULL) && |
((isdigit(uc[0]) && (uc[1] == '\0' || |
((isdigit(uc[0]) && (uc[1] == '\0' || |
(isalpha(uc[1]) && uc[2] == '\0'))) || |
(isalpha(uc[1]) && uc[2] == '\0'))) || |
(uc[0] == 'n' && uc[1] == '\0'))) { |
(uc[0] == 'n' && uc[1] == '\0'))) { |
search.sec = uc; |
search.sec = (char *)uc; |
argv++; |
argv++; |
argc--; |
argc--; |
} |
} |
if (search.arch == NULL) |
if (search.arch == NULL) |
search.arch = getenv("MACHINE"); |
search.arch = getenv("MACHINE"); |
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#ifdef MACHINE |
if (search.arch == NULL) |
if (search.arch == NULL) |
search.arch = MACHINE; |
search.arch = MACHINE; |
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#endif |
} |
} |
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rc = MANDOCLEVEL_OK; |
rc = MANDOCLEVEL_OK; |
Line 415 main(int argc, char *argv[]) |
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Line 418 main(int argc, char *argv[]) |
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mparse_keep(curp.mp); |
mparse_keep(curp.mp); |
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if (argc < 1) { |
if (argc < 1) { |
if (use_pager && isatty(STDOUT_FILENO)) |
if (pager_pid == 1 && isatty(STDOUT_FILENO)) |
spawn_pager(); |
pager_pid = spawn_pager(); |
parse(&curp, STDIN_FILENO, "<stdin>", &rc); |
parse(&curp, STDIN_FILENO, "<stdin>", &rc); |
} |
} |
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Line 427 main(int argc, char *argv[]) |
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Line 430 main(int argc, char *argv[]) |
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rc = rctmp; |
rc = rctmp; |
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if (fd != -1) { |
if (fd != -1) { |
if (use_pager && isatty(STDOUT_FILENO)) |
if (pager_pid == 1 && isatty(STDOUT_FILENO)) |
spawn_pager(); |
pager_pid = spawn_pager(); |
use_pager = 0; |
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if (resp == NULL) |
if (resp == NULL) |
parse(&curp, fd, *argv, &rc); |
parse(&curp, fd, *argv, &rc); |
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free(defos); |
free(defos); |
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/* |
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* If a pager is attached, flush the pipe leading to it |
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* and signal end of file such that the user can browse |
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* to the end. Then wait for the user to close the pager. |
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*/ |
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if (pager_pid != 0 && pager_pid != 1) { |
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fclose(stdout); |
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waitpid(pager_pid, NULL, 0); |
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} |
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return((int)rc); |
return((int)rc); |
} |
} |
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Line 927 mmsg(enum mandocerr t, enum mandoclevel lvl, |
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Line 940 mmsg(enum mandocerr t, enum mandoclevel lvl, |
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fputc('\n', stderr); |
fputc('\n', stderr); |
} |
} |
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static void |
static pid_t |
spawn_pager(void) |
spawn_pager(void) |
{ |
{ |
#define MAX_PAGER_ARGS 16 |
#define MAX_PAGER_ARGS 16 |
Line 936 spawn_pager(void) |
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Line 949 spawn_pager(void) |
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char *cp; |
char *cp; |
int fildes[2]; |
int fildes[2]; |
int argc; |
int argc; |
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pid_t pager_pid; |
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if (pipe(fildes) == -1) { |
if (pipe(fildes) == -1) { |
fprintf(stderr, "%s: pipe: %s\n", |
fprintf(stderr, "%s: pipe: %s\n", |
progname, strerror(errno)); |
progname, strerror(errno)); |
return; |
return(0); |
} |
} |
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switch (fork()) { |
switch (pager_pid = fork()) { |
case -1: |
case -1: |
fprintf(stderr, "%s: fork: %s\n", |
fprintf(stderr, "%s: fork: %s\n", |
progname, strerror(errno)); |
progname, strerror(errno)); |
exit((int)MANDOCLEVEL_SYSERR); |
exit((int)MANDOCLEVEL_SYSERR); |
case 0: |
case 0: |
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break; |
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default: |
close(fildes[0]); |
close(fildes[0]); |
if (dup2(fildes[1], STDOUT_FILENO) == -1) { |
if (dup2(fildes[1], STDOUT_FILENO) == -1) { |
fprintf(stderr, "%s: dup output: %s\n", |
fprintf(stderr, "%s: dup output: %s\n", |
progname, strerror(errno)); |
progname, strerror(errno)); |
exit((int)MANDOCLEVEL_SYSERR); |
exit((int)MANDOCLEVEL_SYSERR); |
} |
} |
return; |
close(fildes[1]); |
default: |
return(pager_pid); |
break; |
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} |
} |
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/* The original process becomes the pager. */ |
/* The child process becomes the pager. */ |
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close(fildes[1]); |
close(fildes[1]); |
if (dup2(fildes[0], STDIN_FILENO) == -1) { |
if (dup2(fildes[0], STDIN_FILENO) == -1) { |
Line 968 spawn_pager(void) |
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Line 983 spawn_pager(void) |
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progname, strerror(errno)); |
progname, strerror(errno)); |
exit((int)MANDOCLEVEL_SYSERR); |
exit((int)MANDOCLEVEL_SYSERR); |
} |
} |
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close(fildes[0]); |
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pager = getenv("MANPAGER"); |
pager = getenv("MANPAGER"); |
if (pager == NULL || *pager == '\0') |
if (pager == NULL || *pager == '\0') |