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-rw-r--r--setup.c22
1 files changed, 13 insertions, 9 deletions
diff --git a/setup.c b/setup.c
index 7a3618fab..731851a4a 100644
--- a/setup.c
+++ b/setup.c
@@ -569,13 +569,15 @@ static const char *setup_nongit(const char *cwd, int *nongit_ok)
return NULL;
}
-static dev_t get_device_or_die(const char *path, const char *prefix)
+static dev_t get_device_or_die(const char *path, const char *prefix, int prefix_len)
{
struct stat buf;
- if (stat(path, &buf))
- die_errno("failed to stat '%s%s%s'",
+ if (stat(path, &buf)) {
+ die_errno("failed to stat '%*s%s%s'",
+ prefix_len,
prefix ? prefix : "",
prefix ? "/" : "", path);
+ }
return buf.st_dev;
}
@@ -589,7 +591,7 @@ static const char *setup_git_directory_gently_1(int *nongit_ok)
static char cwd[PATH_MAX+1];
const char *gitdirenv, *ret;
char *gitfile;
- int len, offset, ceil_offset;
+ int len, offset, offset_parent, ceil_offset;
dev_t current_device = 0;
int one_filesystem = 1;
@@ -631,7 +633,7 @@ static const char *setup_git_directory_gently_1(int *nongit_ok)
*/
one_filesystem = !git_env_bool("GIT_DISCOVERY_ACROSS_FILESYSTEM", 0);
if (one_filesystem)
- current_device = get_device_or_die(".", NULL);
+ current_device = get_device_or_die(".", NULL, 0);
for (;;) {
gitfile = (char*)read_gitfile(DEFAULT_GIT_DIR_ENVIRONMENT);
if (gitfile)
@@ -653,11 +655,12 @@ static const char *setup_git_directory_gently_1(int *nongit_ok)
if (is_git_directory("."))
return setup_bare_git_dir(cwd, offset, len, nongit_ok);
- while (--offset > ceil_offset && cwd[offset] != '/');
- if (offset <= ceil_offset)
+ offset_parent = offset;
+ while (--offset_parent > ceil_offset && cwd[offset_parent] != '/');
+ if (offset_parent <= ceil_offset)
return setup_nongit(cwd, nongit_ok);
if (one_filesystem) {
- dev_t parent_device = get_device_or_die("..", cwd);
+ dev_t parent_device = get_device_or_die("..", cwd, offset);
if (parent_device != current_device) {
if (nongit_ok) {
if (chdir(cwd))
@@ -666,7 +669,7 @@ static const char *setup_git_directory_gently_1(int *nongit_ok)
return NULL;
}
cwd[offset] = '\0';
- die("Not a git repository (or any parent up to mount parent %s)\n"
+ die("Not a git repository (or any parent up to mount point %s)\n"
"Stopping at filesystem boundary (GIT_DISCOVERY_ACROSS_FILESYSTEM not set).", cwd);
}
}
@@ -674,6 +677,7 @@ static const char *setup_git_directory_gently_1(int *nongit_ok)
cwd[offset] = '\0';
die_errno("Cannot change to '%s/..'", cwd);
}
+ offset = offset_parent;
}
}