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authorJosh Blum <josh@joshknows.com>2011-04-30 17:11:46 -0700
committerJosh Blum <josh@joshknows.com>2011-04-30 17:11:46 -0700
commit493ed897f24fff5265b766ee634916b002cadf94 (patch)
tree09082fa8be0c71b92ca668083dd1519a452b679d /firmware/zpu
parent7b509d6fe4ac4cfcafc63f11f5b298d3e0237acd (diff)
parent1e57d1c0496ca6263652cd84c9eeacafde833915 (diff)
downloaduhd-493ed897f24fff5265b766ee634916b002cadf94.tar.gz
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Merge branch 'master' into next
Conflicts: host/lib/usrp/usrp2/usrp2_regs.cpp
Diffstat (limited to 'firmware/zpu')
-rw-r--r--firmware/zpu/lib/hal_io.c14
1 files changed, 8 insertions, 6 deletions
diff --git a/firmware/zpu/lib/hal_io.c b/firmware/zpu/lib/hal_io.c
index 1d137943c..4ed694b9d 100644
--- a/firmware/zpu/lib/hal_io.c
+++ b/firmware/zpu/lib/hal_io.c
@@ -255,12 +255,14 @@ fngets(hal_uart_name_t u, char * const s, int len)
int
fngets_noblock(hal_uart_name_t u, char * const s, int len)
{
- char *x = s;
-
- while(((*x=(char)hal_uart_getc_noblock(u)) != '\n') && (*x != 255) && ((x-s) < len)) x++;
- *x = 0;
- //printf("Returning from fngets() with string %d of length %d\n", s[0], x-s);
- return (x-s);
+ int i;
+ for(i=0; i < len; i++) {
+ s[i] = (char) hal_uart_getc_noblock(u);
+ if((s[i] == 255) || (s[i] == '\n')) break;
+ }
+ s[i] = 0;
+
+ return i;
}
char *