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-rw-r--r--src/nvim/eval/typval.c28
-rw-r--r--src/nvim/memline.c23
2 files changed, 33 insertions, 18 deletions
diff --git a/src/nvim/eval/typval.c b/src/nvim/eval/typval.c
index 912aecafec..ffb46abfea 100644
--- a/src/nvim/eval/typval.c
+++ b/src/nvim/eval/typval.c
@@ -1656,12 +1656,7 @@ int tv_dict_add_special(dict_T *const d, const char *const key,
/// Add a string entry to dictionary
///
-/// @param[out] d Dictionary to add entry to.
-/// @param[in] key Key to add.
-/// @param[in] key_len Key length.
-/// @param[in] val String to add.
-///
-/// @return OK in case of success, FAIL when key already exists.
+/// @see tv_dict_add_allocated_str
int tv_dict_add_str(dict_T *const d,
const char *const key, const size_t key_len,
const char *const val)
@@ -1672,6 +1667,27 @@ int tv_dict_add_str(dict_T *const d,
/// Add a string entry to dictionary
///
+/// @param[out] d Dictionary to add entry to.
+/// @param[in] key Key to add.
+/// @param[in] key_len Key length.
+/// @param[in] val String to add. NULL adds empty string.
+/// @param[in] len Use this many bytes from `val`, or -1 for whole string.
+///
+/// @return OK in case of success, FAIL when key already exists.
+int tv_dict_add_str_len(dict_T *const d,
+ const char *const key, const size_t key_len,
+ char *const val, int len)
+ FUNC_ATTR_NONNULL_ARG(1, 2)
+{
+ char *s = val ? val : "";
+ if (val != NULL) {
+ s = (len < 0) ? xstrdup(val) : xstrndup(val, (size_t)len);
+ }
+ return tv_dict_add_allocated_str(d, key, key_len, s);
+}
+
+/// Add a string entry to dictionary
+///
/// Unlike tv_dict_add_str() saves val to the new dictionary item in place of
/// creating a new copy.
///
diff --git a/src/nvim/memline.c b/src/nvim/memline.c
index e341ba0427..25266f4261 100644
--- a/src/nvim/memline.c
+++ b/src/nvim/memline.c
@@ -1466,19 +1466,18 @@ void get_b0_dict(const char *fname, dict_T *d)
if ((fd = os_open(fname, O_RDONLY, 0)) >= 0) {
if (read_eintr(fd, &b0, sizeof(b0)) == sizeof(b0)) {
if (ml_check_b0_id(&b0) == FAIL) {
- tv_dict_add_str(d, S_LEN("error"), xstrdup("Not a swap file"));
+ tv_dict_add_str(d, S_LEN("error"), "Not a swap file");
} else if (b0_magic_wrong(&b0)) {
- tv_dict_add_str(d, S_LEN("error"), xstrdup("Magic number mismatch"));
+ tv_dict_add_str(d, S_LEN("error"), "Magic number mismatch");
} else {
// We have swap information.
- tv_dict_add_str(d, S_LEN("version"),
- xstrndup((char *)b0.b0_version, 10));
- tv_dict_add_str(d, S_LEN("user"),
- xstrndup((char *)b0.b0_uname, B0_UNAME_SIZE));
- tv_dict_add_str(d, S_LEN("host"),
- xstrndup((char *)b0.b0_hname, B0_HNAME_SIZE));
- tv_dict_add_str(d, S_LEN("fname"),
- xstrndup((char *)b0.b0_fname, B0_FNAME_SIZE_ORG));
+ tv_dict_add_str_len(d, S_LEN("version"), (char *)b0.b0_version, 10);
+ tv_dict_add_str_len(d, S_LEN("user"), (char *)b0.b0_uname,
+ B0_UNAME_SIZE);
+ tv_dict_add_str_len(d, S_LEN("host"), (char *)b0.b0_hname,
+ B0_HNAME_SIZE);
+ tv_dict_add_str_len(d, S_LEN("fname"), (char *)b0.b0_fname,
+ B0_FNAME_SIZE_ORG);
tv_dict_add_nr(d, S_LEN("pid"), char_to_long(b0.b0_pid));
tv_dict_add_nr(d, S_LEN("mtime"), char_to_long(b0.b0_mtime));
@@ -1486,11 +1485,11 @@ void get_b0_dict(const char *fname, dict_T *d)
tv_dict_add_nr(d, S_LEN("inode"), char_to_long(b0.b0_ino));
}
} else {
- tv_dict_add_str(d, S_LEN("error"), xstrdup("Cannot read file"));
+ tv_dict_add_str(d, S_LEN("error"), "Cannot read file");
}
close(fd);
} else {
- tv_dict_add_str(d, S_LEN("error"), xstrdup("Cannot open file"));
+ tv_dict_add_str(d, S_LEN("error"), "Cannot open file");
}
}