libsmartcols: add symbols

[kzak@redhat.com: - split scols_new_symbols() to regular getters functions]

Signed-off-by: Karel Zak <kzak@redhat.com>

1 files changed, 103 insertions, 0 deletions

diff --git a/libsmartcols/src/symbols.c b/libsmartcols/src/symbols.c
new file mode 100644
index 000000000..344ddcf53
--- /dev/null
+++ b/libsmartcols/src/symbols.c
@@ -0,0 +1,103 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <string.h>
+
+#include "smartcolsP.h"
+
+struct libscols_symbols *scols_new_symbols(void)
+{
+	return calloc(1, sizeof(struct libscols_symbols));
+}
+
+int scols_symbols_set_branch(struct libscols_symbols *sb, const char *str)
+{
+	char *p = NULL;
+
+	assert(sb);
+
+	if (!sb)
+		return -EINVAL;
+	if (str) {
+		p = strdup(str);
+		if (!p)
+			return -ENOMEM;
+	}
+	free(sb->branch);
+	sb->branch = p;
+	return 0;
+}
+
+int scols_symbols_set_vertical(struct libscols_symbols *sb, const char *str)
+{
+	char *p = NULL;
+
+	assert(sb);
+
+	if (!sb)
+		return -EINVAL;
+	if (str) {
+		p = strdup(str);
+		if (!p)
+			return -ENOMEM;
+	}
+	free(sb->vert);
+	sb->vert = p;
+	return 0;
+}
+
+int scols_symbols_set_right(struct libscols_symbols *sb, const char *str)
+{
+	char *p = NULL;
+
+	assert(sb);
+
+	if (!sb)
+		return -EINVAL;
+	if (str) {
+		p = strdup(str);
+		if (!p)
+			return -ENOMEM;
+	}
+	free(sb->right);
+	sb->right = p;
+	return 0;
+}
+
+
+struct libscols_symbols *scols_copy_symbols(const struct libscols_symbols *sb)
+{
+	struct libscols_symbols *ret;
+	int rc;
+
+	assert(sb);
+	if (!sb)
+		return NULL;
+
+	ret = scols_new_symbols();
+	if (!ret)
+		return NULL;
+
+	rc = scols_symbols_set_branch(ret, sb->branch);
+	if (!rc)
+		rc = scols_symbols_set_vertical(ret, sb->vert);
+	if (!rc)
+		rc = scols_symbols_set_right(ret, sb->right);
+	if (!rc)
+		return ret;
+
+	scols_free_symbols(ret);
+	return NULL;
+
+}
+
+void scols_free_symbols(struct libscols_symbols *sb)
+{
+	if (!sb)
+		return;
+
+	free(sb->branch);
+	free(sb->vert);
+	free(sb->right);
+	free(sb);
+}