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-rw-r--r--line-log.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/line-log.c b/line-log.c
index 1a6bc59..d4e29a5 100644
--- a/line-log.c
+++ b/line-log.c
@@ -325,7 +325,7 @@ static int collect_diff_cb(long start_a, long count_a,
return 0;
}
-static void collect_diff(mmfile_t *parent, mmfile_t *target, struct diff_ranges *out)
+static int collect_diff(mmfile_t *parent, mmfile_t *target, struct diff_ranges *out)
{
struct collect_diff_cbdata cbdata = {NULL};
xpparam_t xpp;
@@ -340,7 +340,7 @@ static void collect_diff(mmfile_t *parent, mmfile_t *target, struct diff_ranges
xecfg.hunk_func = collect_diff_cb;
memset(&ecb, 0, sizeof(ecb));
ecb.priv = &cbdata;
- xdi_diff(parent, target, &xpp, &xecfg, &ecb);
+ return xdi_diff(parent, target, &xpp, &xecfg, &ecb);
}
/*
@@ -1030,7 +1030,8 @@ static int process_diff_filepair(struct rev_info *rev,
}
diff_ranges_init(&diff);
- collect_diff(&file_parent, &file_target, &diff);
+ if (collect_diff(&file_parent, &file_target, &diff))
+ die("unable to generate diff for %s", pair->one->path);
/* NEEDSWORK should apply some heuristics to prevent mismatches */
free(rg->path);