version 1.27, 2012/03/24 00:31:55 |
version 1.30, 2012/03/24 02:18:51 |
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/* $Id$ */ |
/* $Id$ */ |
/* |
/* |
* Copyright (c) 2011 Kristaps Dzonsons <kristaps@bsd.lv> |
* Copyright (c) 2011, 2012 Kristaps Dzonsons <kristaps@bsd.lv> |
* Copyright (c) 2011 Ingo Schwarze <schwarze@openbsd.org> |
* Copyright (c) 2011 Ingo Schwarze <schwarze@openbsd.org> |
* |
* |
* Permission to use, copy, modify, and distribute this software for any |
* Permission to use, copy, modify, and distribute this software for any |
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#include <stdio.h> |
#include <stdio.h> |
#include <stdlib.h> |
#include <stdlib.h> |
#include <string.h> |
#include <string.h> |
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#include <unistd.h> |
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#include "apropos_db.h" |
#include "apropos_db.h" |
#include "mandoc.h" |
#include "mandoc.h" |
#include "manpath.h" |
#include "manpath.h" |
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#define SINGLETON(_res, _sz) \ |
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((_sz) && (_res)[0].matched && \ |
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(1 == (_sz) || 0 == (_res)[1].matched)) |
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#define EMPTYSET(_res, _sz) \ |
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((0 == (_sz)) || 0 == (_res)[0].matched) |
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static int cmp(const void *, const void *); |
static int cmp(const void *, const void *); |
static void list(struct res *, size_t, void *); |
static void list(struct res *, size_t, void *); |
static void usage(void); |
static void usage(void); |
Line 39 static char *progname; |
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Line 46 static char *progname; |
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int |
int |
main(int argc, char *argv[]) |
main(int argc, char *argv[]) |
{ |
{ |
int ch, rc, whatis; |
int ch, rc, whatis, usecat; |
struct res *res; |
struct res *res; |
struct manpaths paths; |
struct manpaths paths; |
size_t terms, ressz; |
const char *prog; |
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pid_t pid; |
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char path[PATH_MAX]; |
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int fds[2]; |
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size_t terms, ressz, sz; |
struct opts opts; |
struct opts opts; |
struct expr *e; |
struct expr *e; |
char *defpaths, *auxpaths; |
char *defpaths, *auxpaths, *conf_file, *cp; |
char *conf_file; |
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extern int optind; |
extern int optind; |
extern char *optarg; |
extern char *optarg; |
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Line 61 main(int argc, char *argv[]) |
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Line 71 main(int argc, char *argv[]) |
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memset(&paths, 0, sizeof(struct manpaths)); |
memset(&paths, 0, sizeof(struct manpaths)); |
memset(&opts, 0, sizeof(struct opts)); |
memset(&opts, 0, sizeof(struct opts)); |
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usecat = 0; |
ressz = 0; |
ressz = 0; |
res = NULL; |
res = NULL; |
auxpaths = defpaths = NULL; |
auxpaths = defpaths = NULL; |
conf_file = NULL; |
conf_file = NULL; |
e = NULL; |
e = NULL; |
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path[0] = '\0'; |
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while (-1 != (ch = getopt(argc, argv, "C:M:m:S:s:"))) |
while (-1 != (ch = getopt(argc, argv, "C:M:m:S:s:"))) |
switch (ch) { |
switch (ch) { |
Line 111 main(int argc, char *argv[]) |
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Line 123 main(int argc, char *argv[]) |
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(paths.sz, paths.paths, &opts, |
(paths.sz, paths.paths, &opts, |
e, terms, NULL, &ressz, &res, list); |
e, terms, NULL, &ressz, &res, list); |
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terms = 1; |
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if (0 == rc) { |
if (0 == rc) { |
fprintf(stderr, "%s: Bad database\n", progname); |
fprintf(stderr, "%s: Bad database\n", progname); |
goto out; |
goto out; |
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} else if ( ! isatty(STDOUT_FILENO) || EMPTYSET(res, ressz)) |
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goto out; |
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if ( ! SINGLETON(res, ressz)) { |
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printf("Which manpage would you like [1]? "); |
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fflush(stdout); |
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if (NULL != (cp = fgetln(stdin, &sz)) && |
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sz > 1 && '\n' == cp[--sz]) { |
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if ((ch = atoi(cp)) <= 0) |
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goto out; |
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terms = (size_t)ch; |
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} |
} |
} |
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if (--terms < ressz && res[terms].matched) { |
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chdir(paths.paths[res[terms].volume]); |
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strlcpy(path, res[terms].file, PATH_MAX); |
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usecat = RESTYPE_CAT == res[terms].type; |
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} |
out: |
out: |
manpath_free(&paths); |
manpath_free(&paths); |
resfree(res, ressz); |
resfree(res, ressz); |
exprfree(e); |
exprfree(e); |
return(rc ? EXIT_SUCCESS : EXIT_FAILURE); |
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if ('\0' == path[0]) |
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return(rc ? EXIT_SUCCESS : EXIT_FAILURE); |
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if (-1 == pipe(fds)) { |
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perror(NULL); |
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exit(EXIT_FAILURE); |
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} |
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if (-1 == (pid = fork())) { |
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perror(NULL); |
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exit(EXIT_FAILURE); |
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} else if (pid > 0) { |
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dup2(fds[0], STDIN_FILENO); |
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close(fds[1]); |
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prog = NULL != getenv("MANPAGER") ? |
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getenv("MANPAGER") : |
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(NULL != getenv("PAGER") ? |
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getenv("PAGER") : "more"); |
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execlp(prog, prog, (char *)NULL); |
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perror(prog); |
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return(EXIT_FAILURE); |
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} |
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dup2(fds[1], STDOUT_FILENO); |
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close(fds[0]); |
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prog = usecat ? "cat" : "mandoc"; |
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execlp(prog, prog, path, (char *)NULL); |
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perror(prog); |
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return(EXIT_FAILURE); |
} |
} |
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/* ARGSUSED */ |
/* ARGSUSED */ |
Line 130 list(struct res *res, size_t sz, void *arg) |
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Line 191 list(struct res *res, size_t sz, void *arg) |
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qsort(res, sz, sizeof(struct res), cmp); |
qsort(res, sz, sizeof(struct res), cmp); |
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for (i = 0; i < sz; i++) { |
if (EMPTYSET(res, sz) || SINGLETON(res, sz)) |
if ( ! res[i].matched) |
return; |
continue; |
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printf("%s(%s%s%s) - %.70s\n", |
if ( ! isatty(STDOUT_FILENO)) |
res[i].title, |
for (i = 0; i < sz && res[i].matched; i++) |
res[i].cat, |
printf("%s(%s%s%s) - %.70s\n", |
*res[i].arch ? "/" : "", |
res[i].title, res[i].cat, |
*res[i].arch ? res[i].arch : "", |
*res[i].arch ? "/" : "", |
res[i].desc); |
*res[i].arch ? res[i].arch : "", |
} |
res[i].desc); |
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else |
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for (i = 0; i < sz && res[i].matched; i++) |
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printf("[%zu] %s(%s%s%s) - %.70s\n", i + 1, |
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res[i].title, res[i].cat, |
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*res[i].arch ? "/" : "", |
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*res[i].arch ? res[i].arch : "", |
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res[i].desc); |
} |
} |
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static int |
static int |
cmp(const void *p1, const void *p2) |
cmp(const void *p1, const void *p2) |
{ |
{ |
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const struct res *r1 = p1; |
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const struct res *r2 = p2; |
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return(strcasecmp(((const struct res *)p1)->title, |
if (0 == r1->matched) |
((const struct res *)p2)->title)); |
return(1); |
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else if (0 == r2->matched) |
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return(1); |
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return(strcasecmp(r1->title, r2->title)); |
} |
} |
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static void |
static void |