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authorKarel Zak2014-04-14 13:44:23 +0200
committerKarel Zak2014-04-14 13:44:23 +0200
commit4baab7dfd36523ede61159c02744b5cf78928da0 (patch)
tree90755cbde0951e9952b4ecc79f6e9c4caada6145 /libsmartcols/src/table.c
parentMerge branch 'scols' of git://github.com/ooprala/util-linux (diff)
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libsmartcols: improve line and cell separators
Signed-off-by: Karel Zak <kzak@redhat.com>
Diffstat (limited to 'libsmartcols/src/table.c')
-rw-r--r--libsmartcols/src/table.c30
1 files changed, 18 insertions, 12 deletions
diff --git a/libsmartcols/src/table.c b/libsmartcols/src/table.c
index 34b43b508..d4c61eea3 100644
--- a/libsmartcols/src/table.c
+++ b/libsmartcols/src/table.c
@@ -898,20 +898,23 @@ int scols_table_is_tree(struct libscols_table *tb)
*
* Returns: 0, a negative value in case of an error.
*/
-int scols_table_set_column_separator(struct libscols_table *tb, char *sep)
+int scols_table_set_column_separator(struct libscols_table *tb, const char *sep)
{
+ char *p = NULL;
+
assert (tb);
if (!tb)
return -EINVAL;
- sep = strdup(sep);
- if (!sep)
- return -ENOMEM;
+ if (sep) {
+ p = strdup(sep);
+ if (!p)
+ return -ENOMEM;
+ }
free(tb->colsep);
- tb->colsep = sep;
-
+ tb->colsep = p;
return 0;
}
@@ -924,20 +927,23 @@ int scols_table_set_column_separator(struct libscols_table *tb, char *sep)
*
* Returns: 0, a negative value in case of an error.
*/
-int scols_table_set_line_separator(struct libscols_table *tb, char *sep)
+int scols_table_set_line_separator(struct libscols_table *tb, const char *sep)
{
+ char *p = NULL;
+
assert (tb);
if (!tb)
return -EINVAL;
- sep = strdup(sep);
- if (!sep)
- return -ENOMEM;
+ if (sep) {
+ p = strdup(sep);
+ if (!p)
+ return -ENOMEM;
+ }
free(tb->linesep);
- tb->linesep = sep;
-
+ tb->linesep = p;
return 0;
}