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authorLennart Poettering <lennart@poettering.net>2010-07-08 04:09:59 +0200
committerLennart Poettering <lennart@poettering.net>2010-07-08 04:09:59 +0200
commitfab56fc541cebdbbc4cc273c3f0807eb7807b9fd (patch)
treeb0c6a377c3e087000ac66ce57515571ef94f779c /src/strv.c
parent1e3ad081efda42dd1cc737ce7e98be8889c78340 (diff)
execute: support minimal environment variable replacement when executing processes
Diffstat (limited to 'src/strv.c')
-rw-r--r--src/strv.c17
1 files changed, 17 insertions, 0 deletions
diff --git a/src/strv.c b/src/strv.c
index a66369602b..9dbab2937c 100644
--- a/src/strv.c
+++ b/src/strv.c
@@ -539,3 +539,20 @@ fail:
return NULL;
}
+
+char *strv_env_get_with_length(char **l, const char *name, size_t k) {
+ char **i;
+
+ assert(name);
+
+ STRV_FOREACH(i, l)
+ if (strncmp(*i, name, k) == 0 &&
+ (*i)[k] == '=')
+ return *i + k + 1;
+
+ return NULL;
+}
+
+char *strv_env_get(char **l, const char *name) {
+ return strv_env_get_with_length(l, name, strlen(name));
+}