diff options
Diffstat (limited to 'libc/string/strtotimeval.c')
-rw-r--r-- | libc/string/strtotimeval.c | 63 |
1 files changed, 63 insertions, 0 deletions
diff --git a/libc/string/strtotimeval.c b/libc/string/strtotimeval.c new file mode 100644 index 0000000..1c132ec --- /dev/null +++ b/libc/string/strtotimeval.c @@ -0,0 +1,63 @@ +/* + * Copyright (C) 2008 The Android Open Source Project + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS + * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, + * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS + * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED + * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, + * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT + * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ +#include <ctype.h> +#include <inttypes.h> +#include <stdlib.h> +#include <sys/time.h> + +char * strtotimeval (const char *str, struct timeval *ts) +{ + int n; + char *s, *s0; + long fs; /* Fractional seconds */ + + ts->tv_sec = strtoumax(str, &s, 10); + fs = 0; + + if ( *s == '.' ) { + int count; + + s0 = s+1; + + /* read up to 6 digits */ + fs = 0; + count = 0; + while ( *s && isdigit(*s) ) + { + if ( ++count < 7 ) + fs = fs*10 + (*s - '0'); + s++; + } + + for ( ; count < 6; count++ ) + fs *= 10; + } + + ts->tv_usec = fs; + return s; +} |