fixup: do not unconditionally disable "diff -u"

[git.git] / exec_cmd.c

diff --git a/exec_cmd.c b/exec_cmd.c
index 217c12577f52b8ff9d535a086ec75d54107ee01c..b2c07c70ce26312d81f499d3acf90dab919f1d24 100644 (file)
--- a/exec_cmd.c
+++ b/exec_cmd.c
@@ -28,7 +28,7 @@ const char *system_path(const char *path)
            !(prefix = strip_path_suffix(argv0_path, BINDIR)) &&
            !(prefix = strip_path_suffix(argv0_path, "git"))) {
                prefix = PREFIX;
-               fprintf(stderr, "RUNTIME_PREFIX requested, "
+               trace_printf("RUNTIME_PREFIX requested, "
                                "but prefix computation failed.  "
                                "Using static fallback '%s'.\n", prefix);
        }
@@ -61,6 +61,10 @@ const char *git_extract_argv0_path(const char *argv0)
 void git_set_argv_exec_path(const char *exec_path)
 {
        argv_exec_path = exec_path;
+       /*
+        * Propagate this setting to external programs.
+        */
+       setenv(EXEC_PATH_ENVIRONMENT, exec_path, 1);
 }