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-rw-r--r--src/indexamajig.c44
1 files changed, 25 insertions, 19 deletions
diff --git a/src/indexamajig.c b/src/indexamajig.c
index 2d4abee1..f2852c99 100644
--- a/src/indexamajig.c
+++ b/src/indexamajig.c
@@ -116,20 +116,24 @@ static void write_json_cell(FILE *fh, const char *name, UnitCell *cell)
double a, b, c, al, be, ga;
cell_get_parameters(cell, &a, &b, &c, &al, &be, &ga);
- fprintf(fh, " \"%s\": {\n", name);
- fprintf(fh, " \"lattice_type\": \"%s\",\n",
- str_lattice(cell_get_lattice_type(cell)));
- fprintf(fh, " \"centering\": \"%c\",\n",
- cell_get_centering(cell));
- fprintf(fh, " \"unique_axis\": \"%c\",\n",
- cell_get_unique_axis(cell));
- fprintf(fh, " \"a_Angstrom\": %f,\n", a*1e10);
- fprintf(fh, " \"b_Angstrom\": %f,\n", b*1e10);
- fprintf(fh, " \"c_Angstrom\": %f,\n", c*1e10);
- fprintf(fh, " \"alpha_deg\": %f,\n", rad2deg(al));
- fprintf(fh, " \"beta_deg\": %f,\n", rad2deg(be));
- fprintf(fh, " \"gamma_deg\": %f\n", rad2deg(ga)); /* NB No comma */
- fprintf(fh, " },\n");
+ if ( cell == NULL ) {
+ fprintf(fh, " \"%s\": null,\n", name);
+ } else {
+ fprintf(fh, " \"%s\": {\n", name);
+ fprintf(fh, " \"lattice_type\": \"%s\",\n",
+ str_lattice(cell_get_lattice_type(cell)));
+ fprintf(fh, " \"centering\": \"%c\",\n",
+ cell_get_centering(cell));
+ fprintf(fh, " \"unique_axis\": \"%c\",\n",
+ cell_get_unique_axis(cell));
+ fprintf(fh, " \"a_Angstrom\": %f,\n", a*1e10);
+ fprintf(fh, " \"b_Angstrom\": %f,\n", b*1e10);
+ fprintf(fh, " \"c_Angstrom\": %f,\n", c*1e10);
+ fprintf(fh, " \"alpha_deg\": %f,\n", rad2deg(al));
+ fprintf(fh, " \"beta_deg\": %f,\n", rad2deg(be));
+ fprintf(fh, " \"gamma_deg\": %f\n", rad2deg(ga)); /* NB No comma */
+ fprintf(fh, " },\n");
+ }
}
@@ -140,11 +144,13 @@ static void write_methods(FILE *fh, const char *name, IndexingPrivate *ipriv)
fprintf(fh, " \"%s\": [", name);
- methods = indexing_methods(ipriv, &n);
- for ( i=0; i<n; i++ ) {
- fprintf(fh, " \"%s\"", indexer_str(methods[i]));
- if ( i < n-1 ) {
- fprintf(fh, ",");
+ if ( ipriv != NULL ) {
+ methods = indexing_methods(ipriv, &n);
+ for ( i=0; i<n; i++ ) {
+ fprintf(fh, " \"%s\"", indexer_str(methods[i]));
+ if ( i < n-1 ) {
+ fprintf(fh, ",");
+ }
}
}
fprintf(fh, " ],\n");