rpms/libvisual
7
0
Fork 0
Code Issues Pull Requests Releases Activity

import sources

Browse Source
This commit is contained in:
Adam Samalik 2023-06-21 13:02:58 +02:00
parent fc47819eae
commit 470c4a283f
3 changed files with 83 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
.gitignore vendored
View File

@ -1,2 +1,2 @@
SOURCES/libvisual-0.4.0.tar.gz
/libvisual-0.4.0.tar.gz
libvisual-0.4.0.tar.gz
/libvisual-0.5.0-7e4bc9a.tar.gz

11
libvisual-0.2.0-ifdef.patch Normal file
View File

@ -0,0 +1,11 @@
--- libvisual-0.2.0/libvisual/lv_cpu.c.orig 2005-02-14 00:00:13.242204989 +0000
+++ libvisual-0.2.0/libvisual/lv_cpu.c 2005-02-14 00:00:36.535144982 +0000
@@ -423,7 +423,7 @@ void visual_cpu_initialize ()
#endif
#endif /* VISUAL_ARCH_X86 */
-#if VISUAL_ARCH_POWERPC
+#if defined(VISUAL_ARCH_POWERPC)
check_os_altivec_support ();
#endif /* VISUAL_ARCH_POWERPC */

70
libvisual-0.5.0-better-altivec-detection.patch Normal file
View File

@ -0,0 +1,70 @@
diff -up libvisual/libvisual/lv_cpu.c.altivec-detection libvisual/libvisual/lv_cpu.c
--- libvisual/libvisual/lv_cpu.c.altivec-detection 2013-08-23 09:34:16.000000000 -0400
+++ libvisual/libvisual/lv_cpu.c 2013-12-03 14:50:24.922718258 -0500
@@ -59,8 +59,19 @@
#endif
#if defined(VISUAL_OS_LINUX)
+#if defined(VISUAL_ARCH_POWERPC)
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <fcntl.h>
+#include <unistd.h>
+#include <stdio.h>
+
+#include <linux/auxvec.h>
+#include <asm/cputable.h>
+#else /* VISUAL_ARCH_POWERPC */
#include <signal.h>
#endif
+#endif
#if defined(VISUAL_OS_WIN32)
#include <windows.h>
@@ -170,6 +181,46 @@ static void check_os_altivec_support (vo
if (err == 0)
if (has_vu != 0)
cpu_caps.hasAltiVec = 1;
+#elif defined (VISUAL_OS_LINUX)
+ static int available = -1;
+ int new_avail = 0;
+ char fname[64];
+ unsigned long buf[64];
+ ssize_t count;
+ pid_t pid;
+ int fd, i;
+
+ if (available != -1)
+ return;
+
+ pid = getpid();
+ snprintf(fname, sizeof(fname)-1, "/proc/%d/auxv", pid);
+
+ fd = open(fname, O_RDONLY);
+ if (fd < 0)
+ goto out;
+more:
+ count = read(fd, buf, sizeof(buf));
+ if (count < 0)
+ goto out_close;
+
+ for (i=0; i < (count / sizeof(unsigned long)); i += 2) {
+ if (buf[i] == AT_HWCAP) {
+ new_avail = !!(buf[i+1] & PPC_FEATURE_HAS_ALTIVEC);
+ goto out_close;
+ } else if (buf[i] == AT_NULL) {
+ goto out_close;
+ }
+ }
+
+ if (count == sizeof(buf))
+ goto more;
+out_close:
+ close(fd);
+out:
+ available = new_avail;
+ if (available)
+ cpu_caps.hasAltiVec = 1;
#else /* !VISUAL_OS_DARWIN */
/* no Darwin, do it the brute-force way */
/* this is borrowed from the libmpeg2 library */