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fix: check for empty xctx->graph_names

This commit is contained in:
Stefan Frederik 2022-02-05 00:38:05 +01:00
parent d6d932e730
commit 178d235de6
1 changed files with 4 additions and 3 deletions
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7
src/save.c
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@ -303,10 +303,11 @@ static int read_dataset(FILE *fd)
if(!strcmp(line, "Binary:\n")) {
int npoints = xctx->graph_npoints[xctx->graph_datasets];
/* name of custom data column */
if(!xctx->graph_names[xctx->graph_nvars - 1])
if( xctx->graph_names && xctx->graph_nvars && !xctx->graph_names[xctx->graph_nvars - 1]) {
my_strcat(542, &xctx->graph_names[xctx->graph_nvars - 1], "%custom%");
int_hash_lookup(xctx->raw_table, xctx->graph_names[xctx->graph_nvars - 1],
xctx->graph_nvars - 1, XINSERT_NOREPLACE);
int_hash_lookup(xctx->raw_table, xctx->graph_names[xctx->graph_nvars - 1],
xctx->graph_nvars - 1, XINSERT_NOREPLACE);
}
if(xctx->graph_sim_type) {
done_header = 1;