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util-lib: move runlevel_to_target() to shared/unit-file

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It if of course related to /proc/cmdline parsing, but is higher-level
functionality built on top of it. It should be in shared/ because it
is something to be used by pid1 and related utilities, not something for
level-level libraries.
This commit is contained in:
Zbigniew Jędrzejewski-Szmek
2019-09-16 18:08:00 +02:00
parent fdb3decaa7
commit da33cba0f8
8 changed files with 69 additions and 64 deletions
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src/basic/proc-cmdline.c
-44
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@@ -317,47 +317,3 @@ int shall_restore_state(void) {
return r > 0 ? ret : true;
}
static const char * const rlmap[] = {
"emergency", SPECIAL_EMERGENCY_TARGET,
"-b", SPECIAL_EMERGENCY_TARGET,
"rescue", SPECIAL_RESCUE_TARGET,
"single", SPECIAL_RESCUE_TARGET,
"-s", SPECIAL_RESCUE_TARGET,
"s", SPECIAL_RESCUE_TARGET,
"S", SPECIAL_RESCUE_TARGET,
"1", SPECIAL_RESCUE_TARGET,
"2", SPECIAL_MULTI_USER_TARGET,
"3", SPECIAL_MULTI_USER_TARGET,
"4", SPECIAL_MULTI_USER_TARGET,
"5", SPECIAL_GRAPHICAL_TARGET,
NULL
};
static const char * const rlmap_initrd[] = {
"emergency", SPECIAL_EMERGENCY_TARGET,
"rescue", SPECIAL_RESCUE_TARGET,
NULL
};
const char* runlevel_to_target(const char *word) {
const char * const *rlmap_ptr;
size_t i;
if (!word)
return NULL;
if (in_initrd()) {
word = startswith(word, "rd.");
if (!word)
return NULL;
}
rlmap_ptr = in_initrd() ? rlmap_initrd : rlmap;
for (i = 0; rlmap_ptr[i]; i += 2)
if (streq(word, rlmap_ptr[i]))
return rlmap_ptr[i+1];
return NULL;
}