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man: parse "DEFINE pager" in config

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function                                             old     new   delta
man_main                                             789     844     +55

Signed-off-by: John Spencer <maillist-busybox@barfooze.de>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
This commit is contained in:
John Spencer 2014-01-22 15:31:10 +01:00 committed by Denys Vlasenko
parent 731f596175
commit ff65061311
1 changed files with 15 additions and 7 deletions
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22
miscutils/man.c
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@ -150,7 +150,7 @@ int man_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
int man_main(int argc UNUSED_PARAM, char **argv)
{
parser_t *parser;
const char *pager;
const char *pager = ENABLE_LESS ? "less" : "more";
char **man_path_list;
char *sec_list;
char *cur_path, *cur_sect;
@ -171,12 +171,6 @@ int man_main(int argc UNUSED_PARAM, char **argv)
man_path_list[0] = (char*)"/usr/man";
else
count_mp++;
pager = getenv("MANPAGER");
if (!pager) {
pager = getenv("PAGER");
if (!pager)
pager = "more";
}
/* Parse man.conf[ig] or man_db.conf */
/* man version 1.6f uses man.config */
@ -190,6 +184,11 @@ int man_main(int argc UNUSED_PARAM, char **argv)
while (config_read(parser, token, 2, 0, "# \t", PARSE_NORMAL)) {
if (!token[1])
continue;
if (strcmp("DEFINE", token[0]) == 0) {
if (strncmp("pager", token[1], 5) == 0) {
pager = xstrdup(skip_whitespace(token[1]) + 5);
}
} else
if (strcmp("MANDATORY_MANPATH"+10, token[0]) == 0 /* "MANPATH"? */
|| strcmp("MANDATORY_MANPATH", token[0]) == 0
) {
@ -230,6 +229,15 @@ int man_main(int argc UNUSED_PARAM, char **argv)
}
config_close(parser);
{
/* environment overrides setting from man.config */
char *env_pager = getenv("MANPAGER");
if (!env_pager)
env_pager = getenv("PAGER");
if (env_pager)
pager = env_pager;
}
not_found = 0;
do { /* for each argv[] */
int found = 0;