version 1.4, 1997/01/15 23:42:10 |
version 1.14, 2008/12/24 09:05:17 |
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* 2. Redistributions in binary form must reproduce the above copyright |
* 2. Redistributions in binary form must reproduce the above copyright |
* notice, this list of conditions and the following disclaimer in the |
* notice, this list of conditions and the following disclaimer in the |
* documentation and/or other materials provided with the distribution. |
* documentation and/or other materials provided with the distribution. |
* 3. All advertising materials mentioning features or use of this software |
* 3. Neither the name of the University nor the names of its contributors |
* must display the following acknowledgement: |
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* This product includes software developed by the University of |
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* California, Berkeley and its contributors. |
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* 4. Neither the name of the University nor the names of its contributors |
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* may be used to endorse or promote products derived from this software |
* may be used to endorse or promote products derived from this software |
* without specific prior written permission. |
* without specific prior written permission. |
* |
* |
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static int *found, foundman; |
static int *found, foundman; |
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void apropos __P((char **, char *, int)); |
#define MAXLINELEN 8192 /* max line handled */ |
void lowstr __P((char *, char *)); |
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int match __P((char *, char *)); |
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void usage __P((void)); |
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void apropos(char **, char *, int, char *, char *); |
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void lowstr(char *, char *); |
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int match(char *, char *); |
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void usage(void); |
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int |
int |
main(argc, argv) |
main(int argc, char *argv[]) |
int argc; |
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char *argv[]; |
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{ |
{ |
ENTRY *ep; |
ENTRY *ep; |
TAG *tp; |
TAG *tp; |
int ch, rv; |
int ch, rv; |
char *conffile, **p, *p_augment, *p_path; |
char *conffile, *machine, **p, *p_augment, *p_path, *sflag; |
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conffile = NULL; |
conffile = NULL; |
p_augment = p_path = NULL; |
p_augment = p_path = NULL; |
while ((ch = getopt(argc, argv, "C:M:m:P:")) != -1) |
machine = sflag = NULL; |
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while ((ch = getopt(argc, argv, "C:M:m:P:S:s:")) != -1) |
switch (ch) { |
switch (ch) { |
case 'C': |
case 'C': |
conffile = optarg; |
conffile = optarg; |
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case 'm': |
case 'm': |
p_augment = optarg; |
p_augment = optarg; |
break; |
break; |
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case 'S': |
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machine = optarg; |
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lowstr(machine, machine); |
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break; |
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case 's': |
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sflag = optarg; |
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lowstr(sflag, sflag); |
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break; |
case '?': |
case '?': |
default: |
default: |
usage(); |
usage(); |
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if (argc < 1) |
if (argc < 1) |
usage(); |
usage(); |
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if ((found = malloc((u_int)argc * sizeof(int))) == NULL) |
if ((found = calloc(argc, sizeof(int))) == NULL) |
err(1, NULL); |
err(1, NULL); |
memset(found, 0, argc * sizeof(int)); |
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for (p = argv; *p; ++p) /* convert to lower-case */ |
for (p = argv; *p; ++p) /* convert to lower-case */ |
lowstr(*p, *p); |
lowstr(*p, *p); |
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if (p_augment) |
if (p_augment) |
apropos(argv, p_augment, 1); |
apropos(argv, p_augment, 1, sflag, machine); |
if (p_path || (p_path = getenv("MANPATH"))) |
if (p_path || (p_path = getenv("MANPATH"))) |
apropos(argv, p_path, 1); |
apropos(argv, p_path, 1, sflag, machine); |
else { |
else { |
config(conffile); |
config(conffile); |
ep = (tp = getlist("_whatdb")) == NULL ? |
ep = (tp = getlist("_whatdb")) == NULL ? |
NULL : tp->list.tqh_first; |
NULL : TAILQ_FIRST(&tp->list); |
for (; ep != NULL; ep = ep->q.tqe_next) |
for (; ep != NULL; ep = TAILQ_NEXT(ep, q)) |
apropos(argv, ep->s, 0); |
apropos(argv, ep->s, 0, sflag, machine); |
} |
} |
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if (!foundman) |
if (!foundman) |
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} |
} |
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void |
void |
apropos(argv, path, buildpath) |
apropos(char **argv, char *path, int buildpath, char *sflag, char *machine) |
char **argv, *path; |
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int buildpath; |
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{ |
{ |
char *end, *name, **p; |
char *end, *name, **p; |
char buf[LINE_MAX + 1], wbuf[LINE_MAX + 1]; |
char buf[MAXLINELEN + 1], wbuf[MAXLINELEN + 1]; |
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char hold[MAXPATHLEN]; |
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size_t slen = 0, mlen = 0; |
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if (sflag) |
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slen = strlen(sflag); |
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if (machine) |
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mlen = strlen(machine); |
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for (name = path; name; name = end) { /* through name list */ |
for (name = path; name; name = end) { /* through name list */ |
if (end = strchr(name, ':')) |
if ((end = strchr(name, ':'))) |
*end++ = '\0'; |
*end++ = '\0'; |
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if (buildpath) { |
if (buildpath) { |
char hold[MAXPATHLEN + 1]; |
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(void)snprintf(hold, sizeof(hold), "%s/%s", name, |
(void)snprintf(hold, sizeof(hold), "%s/%s", name, |
_PATH_WHATIS); |
_PATH_WHATIS); |
name = hold; |
name = hold; |
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continue; |
continue; |
} |
} |
lowstr(buf, wbuf); |
lowstr(buf, wbuf); |
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if (sflag || machine) { |
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char *s = strstr(wbuf, ") - "); |
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if (!s) |
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continue; |
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while (s > wbuf && *s != '/' && *s != '(') |
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s--; |
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if (machine && *s == '/' && |
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strncmp(s+1, machine, mlen)) |
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continue; |
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while (s > wbuf && *s != '(') |
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s--; |
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if (sflag && *s == '(' && |
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strncmp(s+1, sflag, slen)) |
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continue; |
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} |
for (p = argv; *p; ++p) |
for (p = argv; *p; ++p) |
if (match(wbuf, *p)) { |
if (match(wbuf, *p)) { |
(void)printf("%s", buf); |
(void)printf("%s", buf); |
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* match anywhere the string appears |
* match anywhere the string appears |
*/ |
*/ |
int |
int |
match(bp, str) |
match(char *bp, char *str) |
char *bp, *str; |
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{ |
{ |
int len; |
int len; |
char test; |
char test; |
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* convert a string to lower case |
* convert a string to lower case |
*/ |
*/ |
void |
void |
lowstr(from, to) |
lowstr(char *from, char *to) |
char *from, *to; |
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{ |
{ |
char ch; |
char ch; |
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* print usage message and die |
* print usage message and die |
*/ |
*/ |
void |
void |
usage() |
usage(void) |
{ |
{ |
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(void)fprintf(stderr, |
(void)fprintf(stderr, |
"usage: apropos [-C file] [-M path] [-m path] keyword ...\n"); |
"usage: apropos [-C file] [-M path] [-m path] " |
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"[-S subsection] [-s section]\n" |
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" keyword ...\n"); |
exit(1); |
exit(1); |
} |
} |