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-rw-r--r--libpatch_style_requires_text.c22
1 files changed, 22 insertions, 0 deletions
diff --git a/libpatch_style_requires_text.c b/libpatch_style_requires_text.c
new file mode 100644
index 0000000..631f9fb
--- /dev/null
+++ b/libpatch_style_requires_text.c
@@ -0,0 +1,22 @@
+/* See LICENSE file for copyright and license details. */
+#include "common.h"
+
+
+int
+libpatch_style_requires_text(enum libpatch_style style, int multifile)
+{
+ switch (style) {
+ case LIBPATCH_STYLE_NORMAL:
+ case LIBPATCH_STYLE_COPIED:
+ case LIBPATCH_STYLE_UNIFIED:
+ return 0;
+ case LIBPATCH_STYLE_ED:
+ case LIBPATCH_STYLE_ED_ALTERNATIVE:
+ return LIBPATCH_STYLE_REQUIRES_LF_TERMINATION;
+ case LIBPATCH_STYLE_RCS:
+ return multifile ? LIBPATCH_STYLE_REQUIRES_LF_TERMINATION : 0;
+ default:
+ errno = EINVAL;
+ return -1;
+ }
+}