rpm/rpm-4.9.0-armhfp-logic.patch

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diff --git a/lib/rpmrc.c b/lib/rpmrc.c
index 4ebefa7..920ceed 100644
--- a/lib/rpmrc.c
+++ b/lib/rpmrc.c
@@ -737,6 +737,80 @@ static int is_sun4v()
}
#endif
+#if defined(__linux__) && defined(__arm__)
+static int has_neon()
+{
+ char buffer[4096], *p;
+ int fd = open("/proc/cpuinfo", O_RDONLY);
+ if (read(fd, &buffer, sizeof(buffer) - 1) == -1) {
+ rpmlog(RPMLOG_WARNING, _("read(/proc/cpuinfo) failed\n"));
+ close(fd);
+ return 0;
+ }
+ close(fd);
+
+ p = strstr(buffer, "Features");
+ p = strtok(p, "\n");
+ p = strstr(p, "neon");
+ p = strtok(p, " ");
+ if (p == NULL) {
+ rpmlog(RPMLOG_WARNING, _("/proc/cpuinfo has no 'Features' line\n"));
+ return 0;
+ } else if (strcmp(p, "neon") == 0) {
+ return 1;
+ }
+ return 0;
+}
+
+static int has_vfpv3()
+{
+ char buffer[4096], *p;
+ int fd = open("/proc/cpuinfo", O_RDONLY);
+ if (read(fd, &buffer, sizeof(buffer) - 1) == -1) {
+ rpmlog(RPMLOG_WARNING, _("read(/proc/cpuinfo) failed\n"));
+ close(fd);
+ return 0;
+ }
+ close(fd);
+
+ p = strstr(buffer, "Features");
+ p = strtok(p, "\n");
+ p = strstr(p, "vfpv3");
+ p = strtok(p, " ");
+ if (p == NULL) {
+ rpmlog(RPMLOG_WARNING, _("/proc/cpuinfo has no 'Features' line\n"));
+ return 0;
+ } else if (strcmp(p, "vfpv3") == 0) {
+ return 1;
+ }
+ return 0;
+}
+
+static int has_vfp()
+{
+ char buffer[4096], *p;
+ int fd = open("/proc/cpuinfo", O_RDONLY);
+ if (read(fd, &buffer, sizeof(buffer) - 1) == -1) {
+ rpmlog(RPMLOG_WARNING, _("read(/proc/cpuinfo) failed\n"));
+ close(fd);
+ return 0;
+ }
+ close(fd);
+
+ p = strstr(buffer, "Features");
+ p = strtok(p, "\n");
+ p = strstr(p, "vfp");
+ p = strtok(p, " ");
+ if (p == NULL) {
+ rpmlog(RPMLOG_WARNING, _("/proc/cpuinfo has no 'Features' line\n"));
+ return 0;
+ } else if (strcmp(p, "vfp") == 0) {
+ return 1;
+ }
+ return 0;
+}
+#endif
+
# if defined(__linux__) && defined(__i386__)
#include <setjmp.h>
@@ -1147,6 +1221,20 @@ static void defaultMachine(const char ** arch,
# endif /* __ORDER_BIG_ENDIAN__ */
# endif /* ppc64*-linux */
+# if defined(__linux__) && defined(__arm__)
+ {
+ if (strcmp(un.machine, "armv7l") == 0 ) {
+ if (has_neon() && has_vfpv3())
+ strcpy(un.machine, "armv7hnl");
+ else if (has_vfpv3())
+ strcpy(un.machine, "armv7hl");
+ } else if (strcmp(un.machine, "armv6l") == 0 ) {
+ if (has_vfp())
+ strcpy(un.machine, "armv6hl");
+ }
+ }
+# endif /* arm*-linux */
+
# if defined(__GNUC__) && defined(__alpha__)
{
unsigned long amask, implver;