Add support for building elogind against musl libc

[elogind.git] / src / basic / musl_missing.c

diff --git a/src/basic/musl_missing.c b/src/basic/musl_missing.c
new file mode 100644 (file)
index 0000000..bdec822
--- /dev/null
+++ b/src/basic/musl_missing.c
@@ -0,0 +1,29 @@
+#ifndef __GLIBC__
+#include <string.h>
+#include "util.h"
+
+char *program_invocation_name       = NULL;
+char *program_invocation_short_name = NULL;
+#endif // __GLIBC__
+
+#include "musl_missing.h"
+
+static void elogind_free_program_name(void) {
+#ifndef __GLIBC__
+        if (program_invocation_name)
+                program_invocation_name       = mfree(program_invocation_name);
+        if (program_invocation_short_name)
+                program_invocation_short_name = mfree(program_invocation_short_name);
+#endif // __GLIBC__
+}
+
+void elogind_set_program_name(const char* pcall) {
+        assert(pcall && pcall[0]);
+        elogind_free_program_name();
+#ifndef __GLIBC__
+        program_invocation_name       = strdup(pcall);
+        program_invocation_short_name = strdup(basename(pcall));
+        atexit(elogind_free_program_name);
+#endif // __GLIBC__
+}
+