tv: remove sysinfo() usage

This call was used limited the buffer size if installed RAM was below 16
MB. This stopped being useful a decade ago. The check could also
overflow on 32 bit systems. Just get rid of it.

old-configure changes skipped when cherry-picking for stable.

Conflicts:
	old-configure

2 files changed, 0 insertions, 15 deletions

diff --git a/stream/tvi_v4l2.c b/stream/tvi_v4l2.c
index b6f77edf31..c7fba6a3e5 100644
--- a/stream/tvi_v4l2.c
+++ b/stream/tvi_v4l2.c
@@ -46,9 +46,6 @@ known issues:
 #include <sys/types.h>
 #include <unistd.h>
 #include <math.h>
-#if HAVE_SYS_SYSINFO_H
-#include <sys/sysinfo.h>
-#endif
 #if HAVE_SYS_VIDEOIO_H
 #include <sys/videoio.h>
 #else
@@ -1230,13 +1227,6 @@ static int get_capture_buffer_size(priv_t *priv)
     if (priv->tv_param->buffer_size >= 0) {
         bufsize = priv->tv_param->buffer_size*1024*1024;
     } else {
-#if HAVE_SYS_SYSINFO_H
-        struct sysinfo si;
-
-        sysinfo(&si);
-        bufsize = (si.freeram/2)*si.mem_unit;
-        if ( bufsize < 16*1024*1024)
-#endif
         bufsize = 16*1024*1024;
     }
 
diff --git a/wscript b/wscript
index c7af0d3525..c99d72a3e5 100644
--- a/wscript
+++ b/wscript
@@ -188,11 +188,6 @@ iconv support use --disable-iconv.",
         'desc': 'setmode()',
         'func': check_statement('io.h', 'setmode(0, 0)')
     }, {
-        'name': 'sys-sysinfo-h',
-        'desc': 'sys/sysinfo.h',
-        'func': check_statement('sys/sysinfo.h',
-            'struct sysinfo s_info; s_info.mem_unit=0; sysinfo(&s_info)')
-    }, {
         'name': '--libguess',
         'desc': 'libguess support',
         'func': check_pkg_config('libguess', '>= 1.0'),