Allow disabling fopen in SIMD

simd/arm/aarch32/jsimd.c

@@ -66,6 +66,10 @@ check_feature(char *buffer, char *feature)
 LOCAL(int)
 parse_proc_cpuinfo(int bufsize)
 {
+#ifdef NO_PROC_FOPEN
+  return 1;
+#endif
+
   char *buffer = (char *)malloc(bufsize);
   FILE *fd;
 

simd/arm/aarch64/jsimd.c

@@ -71,6 +71,10 @@ check_cpuinfo(char *buffer, const char *field, char *value)
 LOCAL(int)
 parse_proc_cpuinfo(int bufsize)
 {
+#ifdef NO_PROC_FOPEN
+  return 1;
+#endif
+
   char *buffer = (char *)malloc(bufsize);
   FILE *fd;
 

simd/mips/jsimd.c

@@ -32,6 +32,10 @@ static THREAD_LOCAL unsigned int simd_support = ~0;
 LOCAL(void)
 parse_proc_cpuinfo(const char *search_string)
 {
+#ifdef NO_PROC_FOPEN
+  return;
+#endif
+
   const char *file_name = "/proc/cpuinfo";
   char cpuinfo_line[256];
   FILE *f = NULL;

simd/mips64/jsimd.c

@@ -64,6 +64,10 @@ check_feature(char *buffer, char *feature)
 LOCAL(int)
 parse_proc_cpuinfo(int bufsize)
 {
+#ifdef NO_PROC_FOPEN
+  return 1;
+#endif
+
   char *buffer = (char *)malloc(bufsize);
   FILE *fd;
 

simd/powerpc/jsimd.c

@@ -79,6 +79,10 @@ check_feature(char *buffer, char *feature)
 LOCAL(int)
 parse_proc_cpuinfo(int bufsize)
 {
+#ifdef NO_PROC_FOPEN
+  return 1;
+#endif
+
   char *buffer = (char *)malloc(bufsize);
   FILE *fd;