Mercurial > hg > toybox
changeset 1345:b7598d21ca10 draft
Forgot to check in strstart().
author | Rob Landley <rob@landley.net> |
---|---|
date | Mon, 09 Jun 2014 07:12:49 -0500 |
parents | 788c6c097fa2 |
children | ef63b63230ee |
files | lib/lib.c lib/lib.h |
diffstat | 2 files changed, 11 insertions(+), 0 deletions(-) [+] |
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--- a/lib/lib.c Mon Jun 09 07:07:33 2014 -0500 +++ b/lib/lib.c Mon Jun 09 07:12:49 2014 -0500 @@ -280,6 +280,16 @@ return off-haystack; } +// If *a starts with b, advance *a past it and return 1, else return 0; +int strstart(char **a, char *b) +{ + int len = strlen(b), i = !strncmp(*a, b, len); + + if (i) *a += len; + + return i; +} + // Return how long the file at fd is, if there's any way to determine it. off_t fdlength(int fd) {
--- a/lib/lib.h Mon Jun 09 07:07:33 2014 -0500 +++ b/lib/lib.h Mon Jun 09 07:12:49 2014 -0500 @@ -145,6 +145,7 @@ long atolx_range(char *numstr, long low, long high); int numlen(long l); int stridx(char *haystack, char needle); +int strstart(char **a, char *b); off_t fdlength(int fd); void loopfiles_rw(char **argv, int flags, int permissions, int failok, void (*function)(int fd, char *name));