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authorTakamichi Horikawa <takamichiho@gmail.com>2018-01-06 23:00:54 +0900
committerTakamichi Horikawa <takamichiho@gmail.com>2018-01-06 23:00:54 +0900
commit1d2a45e348857f65cc7590b2e7f1b39c30216f92 (patch)
treecf99937e875dba4ca0ebc0a5f1245fdecd7dbe20 /libopna/opnafm.c
parent534f7d138dd05ce938447ec8fe625899f3a4c857 (diff)
fixed compiler warnings for sdl
Diffstat (limited to 'libopna/opnafm.c')
-rw-r--r--libopna/opnafm.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/libopna/opnafm.c b/libopna/opnafm.c
index dc19b6d..7555ef3 100644
--- a/libopna/opnafm.c
+++ b/libopna/opnafm.c
@@ -607,6 +607,7 @@ void opna_fm_writereg(struct opna_fm *fm, unsigned reg, unsigned val) {
}
}
+#ifdef LIBOPNA_ENABLE_OSCILLO
static int gcd(int a, int b) {
if (a < b) {
int t = a;
@@ -621,6 +622,7 @@ static int gcd(int a, int b) {
}
return b;
}
+#endif
void opna_fm_mix(struct opna_fm *fm, int16_t *buf, unsigned samples,
struct oscillodata *oscillo, unsigned offset) {
@@ -646,6 +648,9 @@ void opna_fm_mix(struct opna_fm *fm, int16_t *buf, unsigned samples,
}
}
}
+#else
+ (void)oscillo;
+ (void)offset;
#endif
unsigned level[6] = {0};
for (unsigned i = 0; i < samples; i++) {