version 1.40, 2014/08/05 12:34:08 |
version 1.58, 2015/10/06 18:32:19 |
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/* $Id$ */ |
/* $Id$ */ |
/* |
/* |
* Copyright (c) 2012 Kristaps Dzonsons <kristaps@bsd.lv> |
* Copyright (c) 2012 Kristaps Dzonsons <kristaps@bsd.lv> |
* Copyright (c) 2013, 2014 Ingo Schwarze <schwarze@openbsd.org> |
* Copyright (c) 2013, 2014, 2015 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 |
* purpose with or without fee is hereby granted, provided that the above |
* purpose with or without fee is hereby granted, provided that the above |
* copyright notice and this permission notice appear in all copies. |
* copyright notice and this permission notice appear in all copies. |
* |
* |
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES |
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHORS DISCLAIM ALL WARRANTIES |
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF |
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF |
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR |
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR |
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES |
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES |
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN |
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN |
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF |
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF |
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
*/ |
*/ |
#ifdef HAVE_CONFIG_H |
|
#include "config.h" |
#include "config.h" |
#endif |
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|
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#include <sys/mman.h> |
#include <sys/mman.h> |
|
#include <sys/types.h> |
|
|
#include <assert.h> |
#include <assert.h> |
|
#include <errno.h> |
#include <fcntl.h> |
#include <fcntl.h> |
#include <getopt.h> |
#include <getopt.h> |
|
#include <glob.h> |
#include <limits.h> |
#include <limits.h> |
#include <regex.h> |
#include <regex.h> |
#include <stdio.h> |
#include <stdio.h> |
|
|
#include <string.h> |
#include <string.h> |
#include <unistd.h> |
#include <unistd.h> |
|
|
#ifdef HAVE_OHASH |
#if HAVE_OHASH |
#include <ohash.h> |
#include <ohash.h> |
#else |
#else |
#include "compat_ohash.h" |
#include "compat_ohash.h" |
|
|
|
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#include "mandoc.h" |
#include "mandoc.h" |
#include "mandoc_aux.h" |
#include "mandoc_aux.h" |
#include "manpath.h" |
#include "manconf.h" |
#include "mansearch.h" |
#include "mansearch.h" |
|
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extern int mansearch_keymax; |
extern int mansearch_keymax; |
|
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|
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struct match { |
struct match { |
uint64_t pageid; /* identifier in database */ |
uint64_t pageid; /* identifier in database */ |
|
uint64_t bits; /* name type mask */ |
char *desc; /* manual page description */ |
char *desc; /* manual page description */ |
int form; /* 0 == catpage */ |
int form; /* bit field: formatted, zipped? */ |
}; |
}; |
|
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static void buildnames(struct manpage *, sqlite3 *, |
static void buildnames(const struct mansearch *, |
|
struct manpage *, sqlite3 *, |
sqlite3_stmt *, uint64_t, |
sqlite3_stmt *, uint64_t, |
const char *, int form); |
const char *, int form); |
static char *buildoutput(sqlite3 *, sqlite3_stmt *, |
static char *buildoutput(sqlite3 *, sqlite3_stmt *, |
Line 94 static void *hash_calloc(size_t, size_t, void *); |
|
Line 98 static void *hash_calloc(size_t, size_t, void *); |
|
static struct expr *exprcomp(const struct mansearch *, |
static struct expr *exprcomp(const struct mansearch *, |
int, char *[]); |
int, char *[]); |
static void exprfree(struct expr *); |
static void exprfree(struct expr *); |
static struct expr *exprspec(struct expr *, uint64_t, |
|
const char *, const char *); |
|
static struct expr *exprterm(const struct mansearch *, char *, int); |
static struct expr *exprterm(const struct mansearch *, char *, int); |
static int manpage_compare(const void *, const void *); |
static int manpage_compare(const void *, const void *); |
static void sql_append(char **sql, size_t *sz, |
static void sql_append(char **sql, size_t *sz, |
Line 119 mansearch_setup(int start) |
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Line 121 mansearch_setup(int start) |
|
if (start) { |
if (start) { |
if (NULL != pagecache) { |
if (NULL != pagecache) { |
fprintf(stderr, "pagecache already enabled\n"); |
fprintf(stderr, "pagecache already enabled\n"); |
return((int)MANDOCLEVEL_BADARG); |
return (int)MANDOCLEVEL_BADARG; |
} |
} |
|
|
pagecache = mmap(NULL, PC_PAGESIZE * PC_NUMPAGES, |
pagecache = mmap(NULL, PC_PAGESIZE * PC_NUMPAGES, |
PROT_READ | PROT_WRITE, MAP_ANON, -1, 0); |
PROT_READ | PROT_WRITE, |
|
MAP_SHARED | MAP_ANON, -1, 0); |
|
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if (MAP_FAILED == pagecache) { |
if (MAP_FAILED == pagecache) { |
perror("mmap"); |
perror("mmap"); |
pagecache = NULL; |
pagecache = NULL; |
return((int)MANDOCLEVEL_SYSERR); |
return (int)MANDOCLEVEL_SYSERR; |
} |
} |
|
|
c = sqlite3_config(SQLITE_CONFIG_PAGECACHE, |
c = sqlite3_config(SQLITE_CONFIG_PAGECACHE, |
pagecache, PC_PAGESIZE, PC_NUMPAGES); |
pagecache, PC_PAGESIZE, PC_NUMPAGES); |
|
|
if (SQLITE_OK == c) |
if (SQLITE_OK == c) |
return((int)MANDOCLEVEL_OK); |
return (int)MANDOCLEVEL_OK; |
|
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fprintf(stderr, "pagecache: %s\n", sqlite3_errstr(c)); |
fprintf(stderr, "pagecache: %s\n", sqlite3_errstr(c)); |
|
|
} else if (NULL == pagecache) { |
} else if (NULL == pagecache) { |
fprintf(stderr, "pagecache missing\n"); |
fprintf(stderr, "pagecache missing\n"); |
return((int)MANDOCLEVEL_BADARG); |
return (int)MANDOCLEVEL_BADARG; |
} |
} |
|
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if (-1 == munmap(pagecache, PC_PAGESIZE * PC_NUMPAGES)) { |
if (-1 == munmap(pagecache, PC_PAGESIZE * PC_NUMPAGES)) { |
perror("munmap"); |
perror("munmap"); |
pagecache = NULL; |
pagecache = NULL; |
return((int)MANDOCLEVEL_SYSERR); |
return (int)MANDOCLEVEL_SYSERR; |
} |
} |
|
|
pagecache = NULL; |
pagecache = NULL; |
return((int)MANDOCLEVEL_OK); |
return (int)MANDOCLEVEL_OK; |
} |
} |
|
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int |
int |
mansearch(const struct mansearch *search, |
mansearch(const struct mansearch *search, |
const struct manpaths *paths, |
const struct manpaths *paths, |
int argc, char *argv[], |
int argc, char *argv[], |
const char *outkey, |
|
struct manpage **res, size_t *sz) |
struct manpage **res, size_t *sz) |
{ |
{ |
int fd, rc, c, indexbit; |
|
int64_t pageid; |
int64_t pageid; |
uint64_t outbit, iterbit; |
uint64_t outbit, iterbit; |
char buf[PATH_MAX]; |
char buf[PATH_MAX]; |
Line 175 mansearch(const struct mansearch *search, |
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Line 176 mansearch(const struct mansearch *search, |
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struct ohash htab; |
struct ohash htab; |
unsigned int idx; |
unsigned int idx; |
size_t i, j, cur, maxres; |
size_t i, j, cur, maxres; |
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int c, chdir_status, getcwd_status, indexbit; |
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if (argc == 0 || (e = exprcomp(search, argc, argv)) == NULL) { |
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*sz = 0; |
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return 0; |
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} |
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info.calloc = hash_calloc; |
info.calloc = hash_calloc; |
info.alloc = hash_alloc; |
info.alloc = hash_alloc; |
info.free = hash_free; |
info.free = hash_free; |
info.key_offset = offsetof(struct match, pageid); |
info.key_offset = offsetof(struct match, pageid); |
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*sz = cur = maxres = 0; |
cur = maxres = 0; |
sql = NULL; |
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*res = NULL; |
*res = NULL; |
fd = -1; |
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e = NULL; |
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rc = 0; |
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if (0 == argc) |
if (NULL != search->outkey) { |
goto out; |
outbit = TYPE_Nd; |
if (NULL == (e = exprcomp(search, argc, argv))) |
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goto out; |
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outbit = 0; |
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if (NULL != outkey) { |
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for (indexbit = 0, iterbit = 1; |
for (indexbit = 0, iterbit = 1; |
indexbit < mansearch_keymax; |
indexbit < mansearch_keymax; |
indexbit++, iterbit <<= 1) { |
indexbit++, iterbit <<= 1) { |
if (0 == strcasecmp(outkey, |
if (0 == strcasecmp(search->outkey, |
mansearch_keynames[indexbit])) { |
mansearch_keynames[indexbit])) { |
outbit = iterbit; |
outbit = iterbit; |
break; |
break; |
} |
} |
} |
} |
} |
} else |
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outbit = 0; |
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/* |
/* |
* Save a descriptor to the current working directory. |
* Remember the original working directory, if possible. |
* Since pathnames in the "paths" variable might be relative, |
* This will be needed if the second or a later directory |
* and we'll be chdir()ing into them, we need to keep a handle |
* is given as a relative path. |
* on our current directory from which to start the chdir(). |
* Do not error out if the current directory is not |
|
* searchable: Maybe it won't be needed after all. |
*/ |
*/ |
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if (NULL == getcwd(buf, PATH_MAX)) { |
if (getcwd(buf, PATH_MAX) == NULL) { |
perror("getcwd"); |
getcwd_status = 0; |
goto out; |
(void)strlcpy(buf, strerror(errno), sizeof(buf)); |
} else if (-1 == (fd = open(buf, O_RDONLY, 0))) { |
} else |
perror(buf); |
getcwd_status = 1; |
goto out; |
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} |
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sql = sql_statement(e); |
sql = sql_statement(e); |
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Line 231 mansearch(const struct mansearch *search, |
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Line 229 mansearch(const struct mansearch *search, |
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* scan it for our match expression. |
* scan it for our match expression. |
*/ |
*/ |
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chdir_status = 0; |
for (i = 0; i < paths->sz; i++) { |
for (i = 0; i < paths->sz; i++) { |
if (-1 == fchdir(fd)) { |
if (chdir_status && paths->paths[i][0] != '/') { |
perror(buf); |
if ( ! getcwd_status) { |
free(*res); |
fprintf(stderr, "%s: getcwd: %s\n", |
break; |
paths->paths[i], buf); |
} else if (-1 == chdir(paths->paths[i])) { |
continue; |
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} else if (chdir(buf) == -1) { |
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perror(buf); |
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continue; |
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} |
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} |
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if (chdir(paths->paths[i]) == -1) { |
perror(paths->paths[i]); |
perror(paths->paths[i]); |
continue; |
continue; |
} |
} |
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chdir_status = 1; |
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c = sqlite3_open_v2(MANDOC_DB, &db, |
c = sqlite3_open_v2(MANDOC_DB, &db, |
SQLITE_OPEN_READONLY, NULL); |
SQLITE_OPEN_READONLY, NULL); |
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if (SQLITE_OK != c) { |
if (SQLITE_OK != c) { |
perror(MANDOC_DB); |
fprintf(stderr, "%s/%s: %s\n", |
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paths->paths[i], MANDOC_DB, strerror(errno)); |
sqlite3_close(db); |
sqlite3_close(db); |
continue; |
continue; |
} |
} |
Line 301 mansearch(const struct mansearch *search, |
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Line 308 mansearch(const struct mansearch *search, |
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mp = mandoc_calloc(1, sizeof(struct match)); |
mp = mandoc_calloc(1, sizeof(struct match)); |
mp->pageid = pageid; |
mp->pageid = pageid; |
mp->form = sqlite3_column_int(s, 1); |
mp->form = sqlite3_column_int(s, 1); |
|
mp->bits = sqlite3_column_int64(s, 3); |
if (TYPE_Nd == outbit) |
if (TYPE_Nd == outbit) |
mp->desc = mandoc_strdup( |
mp->desc = mandoc_strdup((const char *) |
sqlite3_column_text(s, 0)); |
sqlite3_column_text(s, 0)); |
ohash_insert(&htab, idx, mp); |
ohash_insert(&htab, idx, mp); |
} |
} |
Line 335 mansearch(const struct mansearch *search, |
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Line 343 mansearch(const struct mansearch *search, |
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maxres, sizeof(struct manpage)); |
maxres, sizeof(struct manpage)); |
} |
} |
mpage = *res + cur; |
mpage = *res + cur; |
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mpage->ipath = i; |
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mpage->bits = mp->bits; |
mpage->sec = 10; |
mpage->sec = 10; |
mpage->form = mp->form; |
mpage->form = mp->form; |
buildnames(mpage, db, s, mp->pageid, |
buildnames(search, mpage, db, s, mp->pageid, |
paths->paths[i], mp->form); |
paths->paths[i], mp->form); |
mpage->output = TYPE_Nd & outbit ? |
if (mpage->names != NULL) { |
mp->desc : outbit ? |
mpage->output = TYPE_Nd & outbit ? |
buildoutput(db, s2, mp->pageid, outbit) : NULL; |
mp->desc : outbit ? |
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buildoutput(db, s2, mp->pageid, outbit) : |
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NULL; |
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cur++; |
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} |
free(mp); |
free(mp); |
cur++; |
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} |
} |
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sqlite3_finalize(s); |
sqlite3_finalize(s); |
sqlite3_finalize(s2); |
sqlite3_finalize(s2); |
sqlite3_close(db); |
sqlite3_close(db); |
ohash_delete(&htab); |
ohash_delete(&htab); |
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/* |
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* In man(1) mode, prefer matches in earlier trees |
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* over matches in later trees. |
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*/ |
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|
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if (cur && search->firstmatch) |
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break; |
} |
} |
qsort(*res, cur, sizeof(struct manpage), manpage_compare); |
qsort(*res, cur, sizeof(struct manpage), manpage_compare); |
rc = 1; |
if (chdir_status && getcwd_status && chdir(buf) == -1) |
out: |
perror(buf); |
if (-1 != fd) { |
|
if (-1 == fchdir(fd)) |
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perror(buf); |
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close(fd); |
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} |
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exprfree(e); |
exprfree(e); |
free(sql); |
free(sql); |
*sz = cur; |
*sz = cur; |
return(rc); |
return 1; |
} |
} |
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void |
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mansearch_free(struct manpage *res, size_t sz) |
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{ |
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size_t i; |
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for (i = 0; i < sz; i++) { |
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free(res[i].file); |
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free(res[i].names); |
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free(res[i].output); |
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} |
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free(res); |
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} |
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static int |
static int |
manpage_compare(const void *vp1, const void *vp2) |
manpage_compare(const void *vp1, const void *vp2) |
{ |
{ |
Line 374 manpage_compare(const void *vp1, const void *vp2) |
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Line 402 manpage_compare(const void *vp1, const void *vp2) |
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mp1 = vp1; |
mp1 = vp1; |
mp2 = vp2; |
mp2 = vp2; |
diff = mp1->sec - mp2->sec; |
return (diff = mp2->bits - mp1->bits) ? diff : |
return(diff ? diff : strcasecmp(mp1->names, mp2->names)); |
(diff = mp1->sec - mp2->sec) ? diff : |
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strcasecmp(mp1->names, mp2->names); |
} |
} |
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static void |
static void |
buildnames(struct manpage *mpage, sqlite3 *db, sqlite3_stmt *s, |
buildnames(const struct mansearch *search, struct manpage *mpage, |
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sqlite3 *db, sqlite3_stmt *s, |
uint64_t pageid, const char *path, int form) |
uint64_t pageid, const char *path, int form) |
{ |
{ |
char *newnames, *prevsec, *prevarch; |
glob_t globinfo; |
|
char *firstname, *newnames, *prevsec, *prevarch; |
const char *oldnames, *sep1, *name, *sec, *sep2, *arch, *fsec; |
const char *oldnames, *sep1, *name, *sec, *sep2, *arch, *fsec; |
size_t i; |
size_t i; |
int c; |
int c, globres; |
|
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mpage->file = NULL; |
mpage->file = NULL; |
mpage->names = NULL; |
mpage->names = NULL; |
prevsec = prevarch = NULL; |
firstname = prevsec = prevarch = NULL; |
i = 1; |
i = 1; |
SQL_BIND_INT64(db, s, i, pageid); |
SQL_BIND_INT64(db, s, i, pageid); |
while (SQLITE_ROW == (c = sqlite3_step(s))) { |
while (SQLITE_ROW == (c = sqlite3_step(s))) { |
Line 404 buildnames(struct manpage *mpage, sqlite3 *db, sqlite3 |
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Line 435 buildnames(struct manpage *mpage, sqlite3 *db, sqlite3 |
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sep1 = ", "; |
sep1 = ", "; |
} |
} |
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/* Fetch the next name. */ |
/* Fetch the next name, rejecting sec/arch mismatches. */ |
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sec = sqlite3_column_text(s, 0); |
sec = (const char *)sqlite3_column_text(s, 0); |
arch = sqlite3_column_text(s, 1); |
if (search->sec != NULL && strcasecmp(sec, search->sec)) |
name = sqlite3_column_text(s, 2); |
continue; |
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arch = (const char *)sqlite3_column_text(s, 1); |
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if (search->arch != NULL && *arch != '\0' && |
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strcasecmp(arch, search->arch)) |
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continue; |
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name = (const char *)sqlite3_column_text(s, 2); |
|
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/* Remember the first section found. */ |
/* Remember the first section found. */ |
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Line 446 buildnames(struct manpage *mpage, sqlite3 *db, sqlite3 |
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Line 482 buildnames(struct manpage *mpage, sqlite3 *db, sqlite3 |
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|
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/* Also save the first file name encountered. */ |
/* Also save the first file name encountered. */ |
|
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if (NULL != mpage->file) |
if (mpage->file != NULL) |
continue; |
continue; |
|
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if (form) { |
if (form & FORM_SRC) { |
sep1 = "man"; |
sep1 = "man"; |
fsec = sec; |
fsec = sec; |
} else { |
} else { |
sep1 = "cat"; |
sep1 = "cat"; |
fsec = "0"; |
fsec = "0"; |
} |
} |
sep2 = '\0' == *arch ? "" : "/"; |
sep2 = *arch == '\0' ? "" : "/"; |
mandoc_asprintf(&mpage->file, "%s/%s%s%s%s/%s.%s", |
mandoc_asprintf(&mpage->file, "%s/%s%s%s%s/%s.%s", |
path, sep1, sec, sep2, arch, name, fsec); |
path, sep1, sec, sep2, arch, name, fsec); |
|
if (access(mpage->file, R_OK) != -1) |
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continue; |
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|
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/* Handle unusual file name extensions. */ |
|
|
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if (firstname == NULL) |
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firstname = mpage->file; |
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else |
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free(mpage->file); |
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mandoc_asprintf(&mpage->file, "%s/%s%s%s%s/%s.*", |
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path, sep1, sec, sep2, arch, name); |
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globres = glob(mpage->file, 0, NULL, &globinfo); |
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free(mpage->file); |
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mpage->file = globres ? NULL : |
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mandoc_strdup(*globinfo.gl_pathv); |
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globfree(&globinfo); |
} |
} |
if (SQLITE_DONE != c) |
if (c != SQLITE_DONE) |
fprintf(stderr, "%s\n", sqlite3_errmsg(db)); |
fprintf(stderr, "%s\n", sqlite3_errmsg(db)); |
sqlite3_reset(s); |
sqlite3_reset(s); |
|
|
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/* If none of the files is usable, use the first name. */ |
|
|
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if (mpage->file == NULL) |
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mpage->file = firstname; |
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else if (mpage->file != firstname) |
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free(firstname); |
|
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/* Append one final section to the names. */ |
/* Append one final section to the names. */ |
|
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if (NULL != prevsec) { |
if (prevsec != NULL) { |
sep2 = '\0' == *prevarch ? "" : "/"; |
sep2 = *prevarch == '\0' ? "" : "/"; |
mandoc_asprintf(&newnames, "%s(%s%s%s)", |
mandoc_asprintf(&newnames, "%s(%s%s%s)", |
mpage->names, prevsec, sep2, prevarch); |
mpage->names, prevsec, sep2, prevarch); |
free(mpage->names); |
free(mpage->names); |
Line 497 buildoutput(sqlite3 *db, sqlite3_stmt *s, uint64_t pag |
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Line 556 buildoutput(sqlite3 *db, sqlite3_stmt *s, uint64_t pag |
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oldoutput = output; |
oldoutput = output; |
sep1 = " # "; |
sep1 = " # "; |
} |
} |
data = sqlite3_column_text(s, 1); |
data = (const char *)sqlite3_column_text(s, 1); |
mandoc_asprintf(&newoutput, "%s%s%s", |
mandoc_asprintf(&newoutput, "%s%s%s", |
oldoutput, sep1, data); |
oldoutput, sep1, data); |
free(output); |
free(output); |
Line 506 buildoutput(sqlite3 *db, sqlite3_stmt *s, uint64_t pag |
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Line 565 buildoutput(sqlite3 *db, sqlite3_stmt *s, uint64_t pag |
|
if (SQLITE_DONE != c) |
if (SQLITE_DONE != c) |
fprintf(stderr, "%s\n", sqlite3_errmsg(db)); |
fprintf(stderr, "%s\n", sqlite3_errmsg(db)); |
sqlite3_reset(s); |
sqlite3_reset(s); |
return(output); |
return output; |
} |
} |
|
|
/* |
/* |
Line 565 sql_statement(const struct expr *e) |
|
Line 624 sql_statement(const struct expr *e) |
|
size_t sz; |
size_t sz; |
int needop; |
int needop; |
|
|
sql = mandoc_strdup( |
sql = mandoc_strdup(e->equal ? |
"SELECT desc, form, pageid FROM mpages WHERE "); |
"SELECT desc, form, pageid, bits " |
|
"FROM mpages NATURAL JOIN names WHERE " : |
|
"SELECT desc, form, pageid, 0 FROM mpages WHERE "); |
sz = strlen(sql); |
sz = strlen(sql); |
|
|
for (needop = 0; NULL != e; e = e->next) { |
for (needop = 0; NULL != e; e = e->next) { |
Line 586 sql_statement(const struct expr *e) |
|
Line 647 sql_statement(const struct expr *e) |
|
? "pageid IN (SELECT pageid FROM names " |
? "pageid IN (SELECT pageid FROM names " |
"WHERE name REGEXP ?)" |
"WHERE name REGEXP ?)" |
: e->equal |
: e->equal |
? "pageid IN (SELECT pageid FROM names " |
? "name = ? " |
"WHERE name = ?)" |
|
: "pageid IN (SELECT pageid FROM names " |
: "pageid IN (SELECT pageid FROM names " |
"WHERE name MATCH ?)") |
"WHERE name MATCH ?)") |
: (NULL == e->substr |
: (NULL == e->substr |
Line 600 sql_statement(const struct expr *e) |
|
Line 660 sql_statement(const struct expr *e) |
|
needop = 1; |
needop = 1; |
} |
} |
|
|
return(sql); |
return sql; |
} |
} |
|
|
/* |
/* |
Line 616 exprcomp(const struct mansearch *search, int argc, cha |
|
Line 676 exprcomp(const struct mansearch *search, int argc, cha |
|
struct expr *first, *prev, *cur, *next; |
struct expr *first, *prev, *cur, *next; |
|
|
first = cur = NULL; |
first = cur = NULL; |
logic = igncase = toclose = 0; |
logic = igncase = toopen = toclose = 0; |
toopen = NULL != search->sec || NULL != search->arch; |
|
|
|
for (i = 0; i < argc; i++) { |
for (i = 0; i < argc; i++) { |
if (0 == strcmp("(", argv[i])) { |
if (0 == strcmp("(", argv[i])) { |
Line 683 exprcomp(const struct mansearch *search, int argc, cha |
|
Line 742 exprcomp(const struct mansearch *search, int argc, cha |
|
|
|
toopen = logic = igncase = 0; |
toopen = logic = igncase = 0; |
} |
} |
if (toopen || logic || igncase || toclose) |
if ( ! (toopen || logic || igncase || toclose)) |
goto fail; |
return first; |
|
|
if (NULL != search->sec || NULL != search->arch) |
|
cur->close++; |
|
if (NULL != search->arch) |
|
cur = exprspec(cur, TYPE_arch, search->arch, "^(%s|any)$"); |
|
if (NULL != search->sec) |
|
exprspec(cur, TYPE_sec, search->sec, "^%s$"); |
|
|
|
return(first); |
|
|
|
fail: |
fail: |
if (NULL != first) |
if (NULL != first) |
exprfree(first); |
exprfree(first); |
return(NULL); |
return NULL; |
} |
} |
|
|
static struct expr * |
static struct expr * |
exprspec(struct expr *cur, uint64_t key, const char *value, |
|
const char *format) |
|
{ |
|
char errbuf[BUFSIZ]; |
|
char *cp; |
|
int irc; |
|
|
|
mandoc_asprintf(&cp, format, value); |
|
cur->next = mandoc_calloc(1, sizeof(struct expr)); |
|
cur = cur->next; |
|
cur->and = 1; |
|
cur->bits = key; |
|
if (0 != (irc = regcomp(&cur->regexp, cp, |
|
REG_EXTENDED | REG_NOSUB | REG_ICASE))) { |
|
regerror(irc, &cur->regexp, errbuf, sizeof(errbuf)); |
|
fprintf(stderr, "regcomp: %s\n", errbuf); |
|
cur->substr = value; |
|
} |
|
free(cp); |
|
return(cur); |
|
} |
|
|
|
static struct expr * |
|
exprterm(const struct mansearch *search, char *buf, int cs) |
exprterm(const struct mansearch *search, char *buf, int cs) |
{ |
{ |
char errbuf[BUFSIZ]; |
char errbuf[BUFSIZ]; |
Line 734 exprterm(const struct mansearch *search, char *buf, in |
|
Line 761 exprterm(const struct mansearch *search, char *buf, in |
|
int i, irc; |
int i, irc; |
|
|
if ('\0' == *buf) |
if ('\0' == *buf) |
return(NULL); |
return NULL; |
|
|
e = mandoc_calloc(1, sizeof(struct expr)); |
e = mandoc_calloc(1, sizeof(struct expr)); |
|
|
if (MANSEARCH_MAN & search->flags) { |
if (search->argmode == ARG_NAME) { |
e->bits = search->deftype; |
e->bits = TYPE_Nm; |
e->substr = buf; |
e->substr = buf; |
e->equal = 1; |
e->equal = 1; |
return(e); |
return e; |
} |
} |
|
|
/* |
/* |
* Look for an '=' or '~' operator, |
* Separate macro keys from search string. |
* unless forced to some fixed macro keys. |
* If needed, request regular expression handling |
|
* by setting e->substr to NULL. |
*/ |
*/ |
|
|
if (MANSEARCH_WHATIS & search->flags) |
if (search->argmode == ARG_WORD) { |
val = NULL; |
e->bits = TYPE_Nm; |
else |
e->substr = NULL; |
val = strpbrk(buf, "=~"); |
mandoc_asprintf(&val, "[[:<:]]%s[[:>:]]", buf); |
|
cs = 0; |
if (NULL == val) { |
} else if ((val = strpbrk(buf, "=~")) == NULL) { |
e->bits = search->deftype; |
e->bits = TYPE_Nm | TYPE_Nd; |
e->substr = buf; |
e->substr = buf; |
|
|
/* |
|
* Found an operator. |
|
* Regexp search is requested by !e->substr. |
|
*/ |
|
|
|
} else { |
} else { |
if (val == buf) |
if (val == buf) |
e->bits = search->deftype; |
e->bits = TYPE_Nm | TYPE_Nd; |
if ('=' == *val) |
if ('=' == *val) |
e->substr = val + 1; |
e->substr = val + 1; |
*val++ = '\0'; |
*val++ = '\0'; |
Line 776 exprterm(const struct mansearch *search, char *buf, in |
|
Line 798 exprterm(const struct mansearch *search, char *buf, in |
|
|
|
/* Compile regular expressions. */ |
/* Compile regular expressions. */ |
|
|
if (MANSEARCH_WHATIS & search->flags) { |
|
e->substr = NULL; |
|
mandoc_asprintf(&val, "[[:<:]]%s[[:>:]]", buf); |
|
} |
|
|
|
if (NULL == e->substr) { |
if (NULL == e->substr) { |
irc = regcomp(&e->regexp, val, |
irc = regcomp(&e->regexp, val, |
REG_EXTENDED | REG_NOSUB | (cs ? 0 : REG_ICASE)); |
REG_EXTENDED | REG_NOSUB | (cs ? 0 : REG_ICASE)); |
if (MANSEARCH_WHATIS & search->flags) |
if (search->argmode == ARG_WORD) |
free(val); |
free(val); |
if (irc) { |
if (irc) { |
regerror(irc, &e->regexp, errbuf, sizeof(errbuf)); |
regerror(irc, &e->regexp, errbuf, sizeof(errbuf)); |
fprintf(stderr, "regcomp: %s\n", errbuf); |
fprintf(stderr, "regcomp: %s\n", errbuf); |
free(e); |
free(e); |
return(NULL); |
return NULL; |
} |
} |
} |
} |
|
|
if (e->bits) |
if (e->bits) |
return(e); |
return e; |
|
|
/* |
/* |
* Parse out all possible fields. |
* Parse out all possible fields. |
Line 817 exprterm(const struct mansearch *search, char *buf, in |
|
Line 834 exprterm(const struct mansearch *search, char *buf, in |
|
if (i == mansearch_keymax) { |
if (i == mansearch_keymax) { |
if (strcasecmp(key, "any")) { |
if (strcasecmp(key, "any")) { |
free(e); |
free(e); |
return(NULL); |
return NULL; |
} |
} |
e->bits |= ~0ULL; |
e->bits |= ~0ULL; |
} |
} |
} |
} |
|
|
return(e); |
return e; |
} |
} |
|
|
static void |
static void |
|
|
hash_calloc(size_t nmemb, size_t sz, void *arg) |
hash_calloc(size_t nmemb, size_t sz, void *arg) |
{ |
{ |
|
|
return(mandoc_calloc(nmemb, sz)); |
return mandoc_calloc(nmemb, sz); |
} |
} |
|
|
static void * |
static void * |
hash_alloc(size_t sz, void *arg) |
hash_alloc(size_t sz, void *arg) |
{ |
{ |
|
|
return(mandoc_malloc(sz)); |
return mandoc_malloc(sz); |
} |
} |
|
|
static void |
static void |