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genann: Fix unused-result warnings for fscanf()

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Signed-off-by: Andrew Jeffery <andrew@aj.id.au>
This commit is contained in:
Andrew Jeffery
2017-10-22 08:23:58 +10:30
parent 4ef0a3f874
commit 9e86fc903e
1 changed files with 17 additions and 2 deletions
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19
genann.c
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@@ -30,6 +30,7 @@
#include <math.h> #include <math.h>
#include <assert.h> #include <assert.h>
#include <stdio.h> #include <stdio.h>
#include <errno.h>
#define LOOKUP_SIZE 4096 #define LOOKUP_SIZE 4096
@@ -122,13 +123,27 @@ genann *genann_init(int inputs, int hidden_layers, int hidden, int outputs) {
genann *genann_read(FILE *in) { genann *genann_read(FILE *in) {
int inputs, hidden_layers, hidden, outputs; int inputs, hidden_layers, hidden, outputs;
fscanf(in, "%d %d %d %d", &inputs, &hidden_layers, &hidden, &outputs); int rc;
errno = 0;
rc = fscanf(in, "%d %d %d %d", &inputs, &hidden_layers, &hidden, &outputs);
if (rc < 4 || errno != 0) {
perror("fscanf");
return NULL;
}
genann *ann = genann_init(inputs, hidden_layers, hidden, outputs); genann *ann = genann_init(inputs, hidden_layers, hidden, outputs);
int i; int i;
for (i = 0; i < ann->total_weights; ++i) { for (i = 0; i < ann->total_weights; ++i) {
fscanf(in, " %le", ann->weight + i); errno = 0;
rc = fscanf(in, " %le", ann->weight + i);
if (rc < 1 || errno != 0) {
perror("fscanf");
genann_free(ann);
return NULL;
}
} }
return ann; return ann;