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authorDenis Vlasenko <vda.linux@googlemail.com>2008-07-27 20:25:29 +0000
committerDenis Vlasenko <vda.linux@googlemail.com>2008-07-27 20:25:29 +0000
commit09f5ecfa470f0cc88fba251d04f790a3e7bf92e8 (patch)
tree1ff5867c86e6bfafa4dc1d8ef93c19c1cf89d5c2
parent2c7a1fd6d4dbc77c64151e7ffe3f6aea5fada33a (diff)
downloadbusybox-09f5ecfa470f0cc88fba251d04f790a3e7bf92e8.tar.gz
fbset: code shrink
function old new delta ss - 33 +33 fbset_main 1968 1844 -124 ------------------------------------------------------------------------------ (add/remove: 1/0 grow/shrink: 0/1 up/down: 33/-124) Total: -91 bytes
-rw-r--r--util-linux/fbset.c44
1 files changed, 14 insertions, 30 deletions
diff --git a/util-linux/fbset.c b/util-linux/fbset.c
index ac45fe830..5d360b75e 100644
--- a/util-linux/fbset.c
+++ b/util-linux/fbset.c
@@ -170,6 +170,14 @@ enum {
};
#endif
+static void ss(uint32_t *x, uint32_t flag, char *where, const char *what)
+{
+ if (strstr(where, what))
+ *x &= ~flag;
+ else
+ *x |= flag;
+}
+
#if ENABLE_FEATURE_FBSET_READMODE
static int readmode(struct fb_var_screeninfo *base, const char *fn,
const char *mode)
@@ -211,46 +219,22 @@ static int readmode(struct fb_var_screeninfo *base, const char *fn,
&(base->hsync_len), &(base->vsync_len));
} else if ((p = strstr(buf, "laced "))) {
//p += 6;
- if (strstr(buf, "false")) {
- base->vmode &= ~FB_VMODE_INTERLACED;
- } else {
- base->vmode |= FB_VMODE_INTERLACED;
- }
+ ss(&base->vmode, FB_VMODE_INTERLACED, buf, "false");
} else if ((p = strstr(buf, "double "))) {
//p += 7;
- if (strstr(buf, "false")) {
- base->vmode &= ~FB_VMODE_DOUBLE;
- } else {
- base->vmode |= FB_VMODE_DOUBLE;
- }
+ ss(&base->vmode, FB_VMODE_DOUBLE, buf, "false");
} else if ((p = strstr(buf, "vsync "))) {
//p += 6;
- if (strstr(buf, "low")) {
- base->sync &= ~FB_SYNC_VERT_HIGH_ACT;
- } else {
- base->sync |= FB_SYNC_VERT_HIGH_ACT;
- }
+ ss(&base->sync, FB_SYNC_VERT_HIGH_ACT, buf, "low");
} else if ((p = strstr(buf, "hsync "))) {
//p += 6;
- if (strstr(buf, "low")) {
- base->sync &= ~FB_SYNC_HOR_HIGH_ACT;
- } else {
- base->sync |= FB_SYNC_HOR_HIGH_ACT;
- }
+ ss(&base->sync, FB_SYNC_HOR_HIGH_ACT, buf, "low");
} else if ((p = strstr(buf, "csync "))) {
//p += 6;
- if (strstr(buf, "low")) {
- base->sync &= ~FB_SYNC_COMP_HIGH_ACT;
- } else {
- base->sync |= FB_SYNC_COMP_HIGH_ACT;
- }
+ ss(&base->sync, FB_SYNC_COMP_HIGH_ACT, buf, "low");
} else if ((p = strstr(buf, "extsync "))) {
//p += 8;
- if (strstr(buf, "false")) {
- base->sync &= ~FB_SYNC_EXT;
- } else {
- base->sync |= FB_SYNC_EXT;
- }
+ ss(&base->sync, FB_SYNC_EXT, buf, "false");
}
if (strstr(buf, "endmode"))