From: Johannes Schindelin <johannes.schindelin@xxxxxx>
When analyzing problems with large worktrees/repositories, it is useful
to know how close to a "full disk" situation Scalar/Git operates. Let's
include this information.
Signed-off-by: Johannes Schindelin <johannes.schindelin@xxxxxx>
---
contrib/scalar/scalar.c | 53 +++++++++++++++++++++++++++++++++++++++++
1 file changed, 53 insertions(+)
diff --git a/contrib/scalar/scalar.c b/contrib/scalar/scalar.c
index 13f2b0f4d5a..e26fb2fc018 100644
--- a/contrib/scalar/scalar.c
+++ b/contrib/scalar/scalar.c
@@ -361,6 +361,58 @@ static int index_to_zip(const char *git_dir)
return run_command(&cp);
}
+#ifndef WIN32
+#include <sys/statvfs.h>
+#endif
+
+static int get_disk_info(struct strbuf *out)
+{
+#ifdef WIN32
+ struct strbuf buf = STRBUF_INIT;
+ char volume_name[MAX_PATH], fs_name[MAX_PATH];
+ DWORD serial_number, component_length, flags;
+ ULARGE_INTEGER avail2caller, total, avail;
+
+ strbuf_realpath(&buf, ".", 1);
+ if (!GetDiskFreeSpaceExA(buf.buf, &avail2caller, &total, &avail)) {
+ error(_("could not determine free disk size for '%s'"),
+ buf.buf);
+ strbuf_release(&buf);
+ return -1;
+ }
+
+ strbuf_setlen(&buf, offset_1st_component(buf.buf));
+ if (!GetVolumeInformationA(buf.buf, volume_name, sizeof(volume_name),
+ &serial_number, &component_length, &flags,
+ fs_name, sizeof(fs_name))) {
+ error(_("could not get info for '%s'"), buf.buf);
+ strbuf_release(&buf);
+ return -1;
+ }
+ strbuf_addf(out, "Available space on '%s': ", buf.buf);
+ strbuf_humanise_bytes(out, avail2caller.QuadPart);
+ strbuf_addch(out, '\n');
+ strbuf_release(&buf);
+#else
+ struct strbuf buf = STRBUF_INIT;
+ struct statvfs stat;
+
+ strbuf_realpath(&buf, ".", 1);
+ if (statvfs(buf.buf, &stat) < 0) {
+ error_errno(_("could not determine free disk size for '%s'"),
+ buf.buf);
+ strbuf_release(&buf);
+ return -1;
+ }
+
+ strbuf_addf(out, "Available space on '%s': ", buf.buf);
+ strbuf_humanise_bytes(out, st_mult(stat.f_bsize, stat.f_bavail));
+ strbuf_addf(out, " (mount flags 0x%lx)\n", stat.f_flag);
+ strbuf_release(&buf);
+#endif
+ return 0;
+}
+
/* printf-style interface, expects `<key>=<value>` argument */
static int set_config(const char *fmt, ...)
{
@@ -637,6 +689,7 @@ static int cmd_diagnose(int argc, const char **argv)
get_version_info(&buf, 1);
strbuf_addf(&buf, "Enlistment root: %s\n", the_repository->worktree);
+ get_disk_info(&buf);
fwrite(buf.buf, buf.len, 1, stdout);
if ((res = stage(tmp_dir.buf, &buf, "diagnostics.log")))
--
gitgitgadget
