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-rw-r--r--diff.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/diff.c b/diff.c
index c0284775d3..20135cbe7c 100644
--- a/diff.c
+++ b/diff.c
@@ -514,13 +514,15 @@ const char *diff_get_color(int diff_use_color, enum color_diff ix)
static void emit_line(FILE *file, const char *set, const char *reset, const char *line, int len)
{
- if (len > 0 && line[len-1] == '\n')
+ int has_trailing_newline = (len > 0 && line[len-1] == '\n');
+ if (has_trailing_newline)
len--;
fputs(set, file);
fwrite(line, len, 1, file);
fputs(reset, file);
- fputc('\n', file);
+ if (has_trailing_newline)
+ fputc('\n', file);
}
static void emit_add_line(const char *reset, struct emit_callback *ecbdata, const char *line, int len)