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-rw-r--r--src/shared/cgroup-util.c4
-rw-r--r--src/shared/def.h5
-rw-r--r--src/shared/env-util.c5
-rw-r--r--src/shared/replace-var.c3
-rw-r--r--src/shared/unit-name.c5
5 files changed, 12 insertions, 10 deletions
diff --git a/src/shared/cgroup-util.c b/src/shared/cgroup-util.c
index 1d545e0466..0bffebdac8 100644
--- a/src/shared/cgroup-util.c
+++ b/src/shared/cgroup-util.c
@@ -1511,9 +1511,7 @@ char *cg_unescape(const char *p) {
}
#define CONTROLLER_VALID \
- "0123456789" \
- "abcdefghijklmnopqrstuvwxyz" \
- "ABCDEFGHIJKLMNOPQRSTUVWXYZ" \
+ DIGITS LETTERS \
"_"
bool cg_controller_is_valid(const char *p, bool allow_named) {
diff --git a/src/shared/def.h b/src/shared/def.h
index 5abb544247..edd0bcf7a4 100644
--- a/src/shared/def.h
+++ b/src/shared/def.h
@@ -33,3 +33,8 @@
#define SIGNALS_CRASH_HANDLER SIGSEGV,SIGILL,SIGFPE,SIGBUS,SIGQUIT,SIGABRT
#define SIGNALS_IGNORE SIGPIPE
+
+#define DIGITS "0123456789"
+#define LOWERCASE_LETTERS "abcdefghijklmnopqrstuvwxyz"
+#define UPPERCASE_LETTERS "ABCDEFGHIJKLMNOPQRSTUVWXYZ"
+#define LETTERS LOWERCASE_LETTERS UPPERCASE_LETTERS
diff --git a/src/shared/env-util.c b/src/shared/env-util.c
index 6a52fb960d..5e29629efd 100644
--- a/src/shared/env-util.c
+++ b/src/shared/env-util.c
@@ -27,11 +27,10 @@
#include "utf8.h"
#include "util.h"
#include "env-util.h"
+#include "def.h"
#define VALID_CHARS_ENV_NAME \
- "0123456789" \
- "abcdefghijklmnopqrstuvwxyz" \
- "ABCDEFGHIJKLMNOPQRSTUVWXYZ" \
+ DIGITS LETTERS \
"_"
#ifndef ARG_MAX
diff --git a/src/shared/replace-var.c b/src/shared/replace-var.c
index e11c57a43d..478fc43a38 100644
--- a/src/shared/replace-var.c
+++ b/src/shared/replace-var.c
@@ -24,6 +24,7 @@
#include "macro.h"
#include "util.h"
#include "replace-var.h"
+#include "def.h"
/*
* Generic infrastructure for replacing @FOO@ style variables in
@@ -40,7 +41,7 @@ static int get_variable(const char *b, char **r) {
if (*b != '@')
return 0;
- k = strspn(b + 1, "ABCDEFGHIJKLMNOPQRSTUVWXYZ_");
+ k = strspn(b + 1, UPPERCASE_LETTERS "_");
if (k <= 0 || b[k+1] != '@')
return 0;
diff --git a/src/shared/unit-name.c b/src/shared/unit-name.c
index 1baa6eb7e5..8f6c28e86a 100644
--- a/src/shared/unit-name.c
+++ b/src/shared/unit-name.c
@@ -26,11 +26,10 @@
#include "path-util.h"
#include "util.h"
#include "unit-name.h"
+#include "def.h"
#define VALID_CHARS \
- "0123456789" \
- "abcdefghijklmnopqrstuvwxyz" \
- "ABCDEFGHIJKLMNOPQRSTUVWXYZ" \
+ DIGITS LETTERS \
":-_.\\"
static const char* const unit_type_table[_UNIT_TYPE_MAX] = {