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man: use default MANPATH of "/usr/man"; do not search paths twice

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This commit is contained in:
Denis Vlasenko 2008-09-14 21:26:55 +00:00
parent 7c9c1bb616
commit e357d2ae68
1 changed files with 12 additions and 4 deletions
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16
miscutils/man.c
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@ -169,10 +169,10 @@ int man_main(int argc UNUSED_PARAM, char **argv)
sec_list = xstrdup("1:2:3:4:5:6:7:8:9");
/* Last valid man_path_list[] is [0x10] */
man_path_list = xzalloc(0x11 * sizeof(man_path_list[0]));
count_mp = 0;
man_path_list[0] = xstrdup(getenv("MANPATH"));
if (man_path_list[0])
count_mp++;
man_path_list[0] = getenv("MANPATH");
if (!man_path_list[0])
man_path_list[0] = (char*)"/usr/man";
count_mp = 1;
pager = getenv("MANPAGER");
if (!pager) {
pager = getenv("PAGER");
@ -186,6 +186,13 @@ int man_main(int argc UNUSED_PARAM, char **argv)
if (!token[1])
continue;
if (strcmp("MANPATH", token[0]) == 0) {
/* Do we already have it? */
char **path_element = man_path_list;
while (*path_element) {
if (strcmp(*path_element, token[1]) == 0)
goto skip;
path_element++;
}
man_path_list = xrealloc_vector(man_path_list, 4, count_mp);
man_path_list[count_mp] = xstrdup(token[1]);
count_mp++;
@ -196,6 +203,7 @@ int man_main(int argc UNUSED_PARAM, char **argv)
free(sec_list);
sec_list = xstrdup(token[1]);
}
skip: ;
}
config_close(parser);