version 1.25, 2015/05/07 12:08:13 |
version 1.43, 2020/08/27 14:59:47 |
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/* $Id$ */ |
/* $Id$ */ |
/* |
/* |
* Copyright (c) 2011, 2014, 2015 Ingo Schwarze <schwarze@openbsd.org> |
* Copyright (c) 2011,2014,2015,2017-2019 Ingo Schwarze <schwarze@openbsd.org> |
* Copyright (c) 2011 Kristaps Dzonsons <kristaps@bsd.lv> |
* Copyright (c) 2011 Kristaps Dzonsons <kristaps@bsd.lv> |
* |
* |
* 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 <sys/stat.h> |
#include <sys/stat.h> |
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#include <ctype.h> |
#include <ctype.h> |
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#include <errno.h> |
#include <limits.h> |
#include <limits.h> |
#include <stdio.h> |
#include <stdio.h> |
#include <stdlib.h> |
#include <stdlib.h> |
#include <string.h> |
#include <string.h> |
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#include "mandoc_aux.h" |
#include "mandoc_aux.h" |
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#include "mandoc.h" |
#include "manconf.h" |
#include "manconf.h" |
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static void manconf_file(struct manconf *, const char *); |
static void manconf_file(struct manconf *, const char *); |
static void manpath_add(struct manpaths *, const char *, int); |
static void manpath_add(struct manpaths *, const char *, char); |
static void manpath_parseline(struct manpaths *, char *, int); |
static void manpath_parseline(struct manpaths *, char *, char); |
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void |
void |
manconf_parse(struct manconf *conf, const char *file, |
manconf_parse(struct manconf *conf, const char *file, |
char *defp, char *auxp) |
char *defp, char *auxp) |
{ |
{ |
#if HAVE_MANPATH |
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char cmd[(PATH_MAX * 3) + 20]; |
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FILE *stream; |
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char *buf; |
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size_t sz, bsz; |
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strlcpy(cmd, "manpath", sizeof(cmd)); |
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if (file) { |
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strlcat(cmd, " -C ", sizeof(cmd)); |
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strlcat(cmd, file, sizeof(cmd)); |
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} |
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if (auxp) { |
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strlcat(cmd, " -m ", sizeof(cmd)); |
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strlcat(cmd, auxp, sizeof(cmd)); |
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} |
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if (defp) { |
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strlcat(cmd, " -M ", sizeof(cmd)); |
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strlcat(cmd, defp, sizeof(cmd)); |
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} |
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/* Open manpath(1). Ignore errors. */ |
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stream = popen(cmd, "r"); |
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if (NULL == stream) |
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return; |
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buf = NULL; |
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bsz = 0; |
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/* Read in as much output as we can. */ |
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do { |
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buf = mandoc_realloc(buf, bsz + 1024); |
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sz = fread(buf + bsz, 1, 1024, stream); |
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bsz += sz; |
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} while (sz > 0); |
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if ( ! ferror(stream) && feof(stream) && |
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bsz && '\n' == buf[bsz - 1]) { |
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buf[bsz - 1] = '\0'; |
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manpath_parseline(&conf->manpath, buf, 1); |
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} |
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free(buf); |
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pclose(stream); |
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#else |
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char *insert; |
char *insert; |
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/* Always prepend -m. */ |
/* Always prepend -m. */ |
manpath_parseline(&conf->manpath, auxp, 1); |
manpath_parseline(&conf->manpath, auxp, 'm'); |
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/* If -M is given, it overrides everything else. */ |
/* If -M is given, it overrides everything else. */ |
if (NULL != defp) { |
if (NULL != defp) { |
manpath_parseline(&conf->manpath, defp, 1); |
manpath_parseline(&conf->manpath, defp, 'M'); |
return; |
return; |
} |
} |
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Line 109 manconf_parse(struct manconf *conf, const char *file, |
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Line 65 manconf_parse(struct manconf *conf, const char *file, |
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/* Prepend man.conf(5) to MANPATH. */ |
/* Prepend man.conf(5) to MANPATH. */ |
if (':' == defp[0]) { |
if (':' == defp[0]) { |
manconf_file(conf, file); |
manconf_file(conf, file); |
manpath_parseline(&conf->manpath, defp, 0); |
manpath_parseline(&conf->manpath, defp, '\0'); |
return; |
return; |
} |
} |
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/* Append man.conf(5) to MANPATH. */ |
/* Append man.conf(5) to MANPATH. */ |
if (':' == defp[strlen(defp) - 1]) { |
if (':' == defp[strlen(defp) - 1]) { |
manpath_parseline(&conf->manpath, defp, 0); |
manpath_parseline(&conf->manpath, defp, '\0'); |
manconf_file(conf, file); |
manconf_file(conf, file); |
return; |
return; |
} |
} |
Line 124 manconf_parse(struct manconf *conf, const char *file, |
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Line 80 manconf_parse(struct manconf *conf, const char *file, |
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insert = strstr(defp, "::"); |
insert = strstr(defp, "::"); |
if (NULL != insert) { |
if (NULL != insert) { |
*insert++ = '\0'; |
*insert++ = '\0'; |
manpath_parseline(&conf->manpath, defp, 0); |
manpath_parseline(&conf->manpath, defp, '\0'); |
manconf_file(conf, file); |
manconf_file(conf, file); |
manpath_parseline(&conf->manpath, insert + 1, 0); |
manpath_parseline(&conf->manpath, insert + 1, '\0'); |
return; |
return; |
} |
} |
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/* MANPATH overrides man.conf(5) completely. */ |
/* MANPATH overrides man.conf(5) completely. */ |
manpath_parseline(&conf->manpath, defp, 0); |
manpath_parseline(&conf->manpath, defp, '\0'); |
#endif |
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} |
} |
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void |
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manpath_base(struct manpaths *dirs) |
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{ |
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char path_base[] = MANPATH_BASE; |
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manpath_parseline(dirs, path_base, '\0'); |
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} |
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/* |
/* |
* Parse a FULL pathname from a colon-separated list of arrays. |
* Parse a FULL pathname from a colon-separated list of arrays. |
*/ |
*/ |
static void |
static void |
manpath_parseline(struct manpaths *dirs, char *path, int complain) |
manpath_parseline(struct manpaths *dirs, char *path, char option) |
{ |
{ |
char *dir; |
char *dir; |
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Line 147 manpath_parseline(struct manpaths *dirs, char *path, i |
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Line 109 manpath_parseline(struct manpaths *dirs, char *path, i |
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return; |
return; |
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for (dir = strtok(path, ":"); dir; dir = strtok(NULL, ":")) |
for (dir = strtok(path, ":"); dir; dir = strtok(NULL, ":")) |
manpath_add(dirs, dir, complain); |
manpath_add(dirs, dir, option); |
} |
} |
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/* |
/* |
Line 155 manpath_parseline(struct manpaths *dirs, char *path, i |
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Line 117 manpath_parseline(struct manpaths *dirs, char *path, i |
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* Grow the array one-by-one for simplicity's sake. |
* Grow the array one-by-one for simplicity's sake. |
*/ |
*/ |
static void |
static void |
manpath_add(struct manpaths *dirs, const char *dir, int complain) |
manpath_add(struct manpaths *dirs, const char *dir, char option) |
{ |
{ |
char buf[PATH_MAX]; |
char buf[PATH_MAX]; |
struct stat sb; |
struct stat sb; |
char *cp; |
char *cp; |
size_t i; |
size_t i; |
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if (NULL == (cp = realpath(dir, buf))) { |
if ((cp = realpath(dir, buf)) == NULL) |
if (complain) { |
goto fail; |
fputs("manpath: ", stderr); |
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perror(dir); |
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} |
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return; |
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} |
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for (i = 0; i < dirs->sz; i++) |
for (i = 0; i < dirs->sz; i++) |
if (0 == strcmp(dirs->paths[i], dir)) |
if (strcmp(dirs->paths[i], dir) == 0) |
return; |
return; |
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if (stat(cp, &sb) == -1) { |
if (stat(cp, &sb) == -1) |
if (complain) { |
goto fail; |
fputs("manpath: ", stderr); |
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perror(dir); |
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} |
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return; |
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} |
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dirs->paths = mandoc_reallocarray(dirs->paths, |
dirs->paths = mandoc_reallocarray(dirs->paths, |
dirs->sz + 1, sizeof(char *)); |
dirs->sz + 1, sizeof(*dirs->paths)); |
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dirs->paths[dirs->sz++] = mandoc_strdup(cp); |
dirs->paths[dirs->sz++] = mandoc_strdup(cp); |
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return; |
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fail: |
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if (option != '\0') |
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mandoc_msg(MANDOCERR_BADARG_BAD, 0, 0, |
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"-%c %s: %s", option, dir, strerror(errno)); |
} |
} |
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void |
void |
Line 206 manconf_free(struct manconf *conf) |
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Line 163 manconf_free(struct manconf *conf) |
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static void |
static void |
manconf_file(struct manconf *conf, const char *file) |
manconf_file(struct manconf *conf, const char *file) |
{ |
{ |
const char *const toks[] = { "manpath", "output", "_whatdb" }; |
const char *const toks[] = { "manpath", "output" }; |
char manpath_default[] = MANPATH_DEFAULT; |
char manpath_default[] = MANPATH_DEFAULT; |
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FILE *stream; |
FILE *stream; |
char *cp, *ep; |
char *line, *cp, *ep; |
size_t len, tok; |
size_t linesz, tok, toklen; |
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ssize_t linelen; |
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if ((stream = fopen(file, "r")) == NULL) |
if ((stream = fopen(file, "r")) == NULL) |
goto out; |
goto out; |
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while ((cp = fgetln(stream, &len)) != NULL) { |
line = NULL; |
ep = cp + len; |
linesz = 0; |
if (ep[-1] != '\n') |
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break; |
while ((linelen = getline(&line, &linesz, stream)) != -1) { |
*--ep = '\0'; |
cp = line; |
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ep = cp + linelen - 1; |
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while (ep > cp && isspace((unsigned char)*ep)) |
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*ep-- = '\0'; |
while (isspace((unsigned char)*cp)) |
while (isspace((unsigned char)*cp)) |
cp++; |
cp++; |
if (*cp == '#') |
if (cp == ep || *cp == '#') |
continue; |
continue; |
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for (tok = 0; tok < sizeof(toks)/sizeof(toks[0]); tok++) { |
for (tok = 0; tok < sizeof(toks)/sizeof(toks[0]); tok++) { |
len = strlen(toks[tok]); |
toklen = strlen(toks[tok]); |
if (cp + len < ep && |
if (cp + toklen < ep && |
isspace((unsigned char)cp[len]) && |
isspace((unsigned char)cp[toklen]) && |
!strncmp(cp, toks[tok], len)) { |
strncmp(cp, toks[tok], toklen) == 0) { |
cp += len; |
cp += toklen; |
while (isspace((unsigned char)*cp)) |
while (isspace((unsigned char)*cp)) |
cp++; |
cp++; |
break; |
break; |
Line 239 manconf_file(struct manconf *conf, const char *file) |
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Line 200 manconf_file(struct manconf *conf, const char *file) |
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} |
} |
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switch (tok) { |
switch (tok) { |
case 2: /* _whatdb */ |
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while (ep > cp && ep[-1] != '/') |
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ep--; |
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if (ep == cp) |
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continue; |
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*ep = '\0'; |
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/* FALLTHROUGH */ |
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case 0: /* manpath */ |
case 0: /* manpath */ |
manpath_add(&conf->manpath, cp, 0); |
manpath_add(&conf->manpath, cp, '\0'); |
*manpath_default = '\0'; |
*manpath_default = '\0'; |
break; |
break; |
case 1: /* output */ |
case 1: /* output */ |
manconf_output(&conf->output, cp); |
manconf_output(&conf->output, cp, 1); |
break; |
break; |
default: |
default: |
break; |
break; |
} |
} |
} |
} |
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free(line); |
fclose(stream); |
fclose(stream); |
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out: |
out: |
if (*manpath_default != '\0') |
if (*manpath_default != '\0') |
manpath_parseline(&conf->manpath, manpath_default, 0); |
manpath_parseline(&conf->manpath, manpath_default, '\0'); |
} |
} |
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void |
int |
manconf_output(struct manoutput *conf, const char *cp) |
manconf_output(struct manoutput *conf, const char *cp, int fromfile) |
{ |
{ |
const char *const toks[] = { |
const char *const toks[] = { |
"includes", "man", "paper", "style", |
/* Tokens requiring an argument. */ |
"indent", "width", "fragment", "mdoc" |
"includes", "man", "paper", "style", "indent", "width", |
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"outfilename", "tagfilename", |
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/* Token taking an optional argument. */ |
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"tag", |
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/* Tokens not taking arguments. */ |
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"fragment", "mdoc", "noval", "toc" |
}; |
}; |
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const size_t ntoks = sizeof(toks) / sizeof(toks[0]); |
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size_t len, tok; |
const char *errstr; |
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char *oldval; |
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size_t len, tok; |
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for (tok = 0; tok < sizeof(toks)/sizeof(toks[0]); tok++) { |
for (tok = 0; tok < ntoks; tok++) { |
len = strlen(toks[tok]); |
len = strlen(toks[tok]); |
if ( ! strncmp(cp, toks[tok], len) && |
if (strncmp(cp, toks[tok], len) == 0 && |
strchr(" = ", cp[len]) != NULL) { |
strchr(" = ", cp[len]) != NULL) { |
cp += len; |
cp += len; |
if (*cp == '=') |
if (*cp == '=') |
Line 287 manconf_output(struct manoutput *conf, const char *cp) |
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Line 250 manconf_output(struct manoutput *conf, const char *cp) |
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} |
} |
} |
} |
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if (tok < 6 && *cp == '\0') |
if (tok < 8 && *cp == '\0') { |
return; |
mandoc_msg(MANDOCERR_BADVAL_MISS, 0, 0, "-O %s=?", toks[tok]); |
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return -1; |
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} |
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if (tok > 8 && tok < ntoks && *cp != '\0') { |
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mandoc_msg(MANDOCERR_BADVAL, 0, 0, "-O %s=%s", toks[tok], cp); |
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return -1; |
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} |
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switch (tok) { |
switch (tok) { |
case 0: |
case 0: |
if (conf->includes == NULL) |
if (conf->includes != NULL) { |
conf->includes = mandoc_strdup(cp); |
oldval = mandoc_strdup(conf->includes); |
break; |
break; |
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} |
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conf->includes = mandoc_strdup(cp); |
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return 0; |
case 1: |
case 1: |
if (conf->man == NULL) |
if (conf->man != NULL) { |
conf->man = mandoc_strdup(cp); |
oldval = mandoc_strdup(conf->man); |
break; |
break; |
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} |
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conf->man = mandoc_strdup(cp); |
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return 0; |
case 2: |
case 2: |
if (conf->paper == NULL) |
if (conf->paper != NULL) { |
conf->paper = mandoc_strdup(cp); |
oldval = mandoc_strdup(conf->paper); |
break; |
break; |
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} |
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conf->paper = mandoc_strdup(cp); |
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return 0; |
case 3: |
case 3: |
if (conf->style == NULL) |
if (conf->style != NULL) { |
conf->style = mandoc_strdup(cp); |
oldval = mandoc_strdup(conf->style); |
break; |
break; |
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} |
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conf->style = mandoc_strdup(cp); |
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return 0; |
case 4: |
case 4: |
if (conf->indent == 0) |
if (conf->indent) { |
conf->indent = strtonum(cp, 0, 1000, NULL); |
mandoc_asprintf(&oldval, "%zu", conf->indent); |
break; |
break; |
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} |
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conf->indent = strtonum(cp, 0, 1000, &errstr); |
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if (errstr == NULL) |
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return 0; |
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mandoc_msg(MANDOCERR_BADVAL_BAD, 0, 0, |
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"-O indent=%s is %s", cp, errstr); |
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return -1; |
case 5: |
case 5: |
if (conf->width == 0) |
if (conf->width) { |
conf->width = strtonum(cp, 58, 1000, NULL); |
mandoc_asprintf(&oldval, "%zu", conf->width); |
break; |
break; |
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} |
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conf->width = strtonum(cp, 1, 1000, &errstr); |
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if (errstr == NULL) |
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return 0; |
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mandoc_msg(MANDOCERR_BADVAL_BAD, 0, 0, |
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"-O width=%s is %s", cp, errstr); |
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return -1; |
case 6: |
case 6: |
conf->fragment = 1; |
if (conf->outfilename != NULL) { |
break; |
oldval = mandoc_strdup(conf->outfilename); |
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break; |
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} |
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conf->outfilename = mandoc_strdup(cp); |
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return 0; |
case 7: |
case 7: |
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if (conf->tagfilename != NULL) { |
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oldval = mandoc_strdup(conf->tagfilename); |
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break; |
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} |
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conf->tagfilename = mandoc_strdup(cp); |
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return 0; |
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/* |
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* If the index of the following token changes, |
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* do not forget to adjust the range check above the switch. |
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*/ |
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case 8: |
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if (conf->tag != NULL) { |
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oldval = mandoc_strdup(conf->tag); |
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break; |
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} |
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conf->tag = mandoc_strdup(cp); |
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return 0; |
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case 9: |
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conf->fragment = 1; |
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return 0; |
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case 10: |
conf->mdoc = 1; |
conf->mdoc = 1; |
break; |
return 0; |
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case 11: |
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conf->noval = 1; |
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return 0; |
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case 12: |
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conf->toc = 1; |
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return 0; |
default: |
default: |
break; |
mandoc_msg(MANDOCERR_BADARG_BAD, 0, 0, "-O %s", cp); |
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return -1; |
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} |
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if (fromfile) { |
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free(oldval); |
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return 0; |
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} else { |
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mandoc_msg(MANDOCERR_BADVAL_DUPE, 0, 0, |
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"-O %s=%s: already set to %s", toks[tok], cp, oldval); |
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free(oldval); |
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return -1; |
} |
} |
} |
} |