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authorJamie Couture <jamie.couture@gmail.com>2011-09-17 22:25:01 +0000
committerLars Hjemli <hjemli@gmail.com>2012-01-03 15:16:01 +0000
commite19f7d7180d64c8ba9ca15f5fe164606f0ec88c1 (patch)
tree55faa59f4835bec90fa5d94643cf1600d699cdb7 /ui-ssdiff.h
parentbebe89d7c11a92bf206bf6e528c51ffa8ecbc0d5 (diff)
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ui-ssdiff: move LCS table away from the stack
Printing deferred line changes for files containing long lines would cause a segfault. - limit LCS table size: 128x128. - move LCS table to global context: avoid allocating/freeing memory for every deferred line change. Signed-off-by: Jamie Couture <jamie.couture@gmail.com>
Diffstat (limited to 'ui-ssdiff.h')
-rw-r--r--ui-ssdiff.h12
1 files changed, 12 insertions, 0 deletions
diff --git a/ui-ssdiff.h b/ui-ssdiff.h
index 64b4b12..88627e2 100644
--- a/ui-ssdiff.h
+++ b/ui-ssdiff.h
@@ -1,6 +1,18 @@
#ifndef UI_SSDIFF_H
#define UI_SSDIFF_H
+/*
+ * ssdiff line limits
+ */
+#ifndef MAX_SSDIFF_M
+#define MAX_SSDIFF_M 128
+#endif
+
+#ifndef MAX_SSDIFF_N
+#define MAX_SSDIFF_N 128
+#endif
+#define MAX_SSDIFF_SIZE ((MAX_SSDIFF_M) * (MAX_SSDIFF_N))
+
extern void cgit_ssdiff_print_deferred_lines();
extern void cgit_ssdiff_line_cb(char *line, int len);