The `getenv_safe()` helper function helps to safely retrieve multiple
environment values without the need to depend on platform-specific
behaviour for the return value's lifetime. We'll make use of this
function in a following patch, so let's make it available by making it
non-static and adding a declaration.
Signed-off-by: Patrick Steinhardt <ps@xxxxxx>
---
environment.c | 7 ++-----
environment.h | 12 ++++++++++++
2 files changed, 14 insertions(+), 5 deletions(-)
create mode 100644 environment.h
diff --git a/environment.c b/environment.c
index bb518c61cd..2234af462c 100644
--- a/environment.c
+++ b/environment.c
@@ -9,6 +9,7 @@
*/
#include "cache.h"
#include "branch.h"
+#include "environment.h"
#include "repository.h"
#include "config.h"
#include "refs.h"
@@ -152,11 +153,7 @@ static char *expand_namespace(const char *raw_namespace)
return strbuf_detach(&buf, NULL);
}
-/*
- * Wrapper of getenv() that returns a strdup value. This value is kept
- * in argv to be freed later.
- */
-static const char *getenv_safe(struct strvec *argv, const char *name)
+const char *getenv_safe(struct strvec *argv, const char *name)
{
const char *value = getenv(name);
diff --git a/environment.h b/environment.h
new file mode 100644
index 0000000000..d438b5c8f3
--- /dev/null
+++ b/environment.h
@@ -0,0 +1,12 @@
+#ifndef ENVIRONMENT_H
+#define ENVIRONMENT_H
+
+#include "strvec.h"
+
+/*
+ * Wrapper of getenv() that returns a strdup value. This value is kept
+ * in argv to be freed later.
+ */
+const char *getenv_safe(struct strvec *argv, const char *name);
+
+#endif
--
2.29.2
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