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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-09 13:34:27 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-09 13:34:27 +0000
commit4dbdc42d9e7c3968ff7f690d00680419c9b8cb0f (patch)
tree47c1d492e9c956c1cd2b74dbd3b9d8b0db44dc4e /t/helper/test-truncate.c
parentInitial commit. (diff)
downloadgit-4dbdc42d9e7c3968ff7f690d00680419c9b8cb0f.tar.xz
git-4dbdc42d9e7c3968ff7f690d00680419c9b8cb0f.zip
Adding upstream version 1:2.43.0.upstream/1%2.43.0
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 't/helper/test-truncate.c')
-rw-r--r--t/helper/test-truncate.c25
1 files changed, 25 insertions, 0 deletions
diff --git a/t/helper/test-truncate.c b/t/helper/test-truncate.c
new file mode 100644
index 0000000..3931dea
--- /dev/null
+++ b/t/helper/test-truncate.c
@@ -0,0 +1,25 @@
+#include "test-tool.h"
+#include "git-compat-util.h"
+
+/*
+ * Truncate a file to the given size.
+ */
+int cmd__truncate(int argc, const char **argv)
+{
+ char *p = NULL;
+ uintmax_t sz = 0;
+ int fd = -1;
+
+ if (argc != 3)
+ die("expected filename and size");
+
+ sz = strtoumax(argv[2], &p, 0);
+ if (*p)
+ die("invalid size");
+
+ fd = xopen(argv[1], O_WRONLY | O_CREAT, 0600);
+
+ if (ftruncate(fd, (off_t) sz) < 0)
+ die_errno("failed to truncate file");
+ return 0;
+}