Merge branch 'maint'

[git.git] / setup.c

diff --git a/setup.c b/setup.c
index a3b76de2bb1c18e2f3b8cdf5799c3c650b16d027..91887a40b79d3bc2c82479bf7f09580c4c468665 100644 (file)
--- a/setup.c
+++ b/setup.c
@@ -4,7 +4,7 @@
 static int inside_git_dir = -1;
 static int inside_work_tree = -1;
 
-const char *prefix_path(const char *prefix, int len, const char *path)
+char *prefix_path(const char *prefix, int len, const char *path)
 {
        const char *orig = path;
        char *sanitized = xmalloc(len + strlen(path) + 1);
@@ -46,7 +46,7 @@ const char *prefix_filename(const char *pfx, int pfx_len, const char *arg)
 {
        static char path[PATH_MAX];
 #ifndef WIN32
-       if (!pfx || !*pfx || is_absolute_path(arg))
+       if (!pfx_len || is_absolute_path(arg))
                return arg;
        memcpy(path, pfx, pfx_len);
        strcpy(path + pfx_len, arg);
@@ -55,7 +55,7 @@ const char *prefix_filename(const char *pfx, int pfx_len, const char *arg)
        /* don't add prefix to absolute paths, but still replace '\' by '/' */
        if (is_absolute_path(arg))
                pfx_len = 0;
-       else
+       else if (pfx_len)
                memcpy(path, pfx, pfx_len);
        strcpy(path + pfx_len, arg);
        for (p = path + pfx_len; *p; p++)
@@ -512,8 +512,10 @@ const char *setup_git_directory_gently(int *nongit_ok)
        const char *prefix;
 
        prefix = setup_git_directory_gently_1(nongit_ok);
-       if (startup_info)
+       if (startup_info) {
                startup_info->have_repository = !nongit_ok || !*nongit_ok;
+               startup_info->prefix = prefix;
+       }
        return prefix;
 }