From 4250d52c84c8055525b14ce3687bffc52d6300ad Mon Sep 17 00:00:00 2001 From: Rob Landley Date: Mon, 5 Mar 2012 20:48:35 -0600 Subject: Fix xargs -0 option. --- toys/xargs.c | 16 ++++++++++------ 1 file changed, 10 insertions(+), 6 deletions(-) diff --git a/toys/xargs.c b/toys/xargs.c index 830fdaf6..0d513253 100644 --- a/toys/xargs.c +++ b/toys/xargs.c @@ -66,7 +66,7 @@ static char *handle_entries(char *data, char **entry) s++; } - if (TT.entries >= TT.max_entries && TT.max_entries) + if (TT.max_entries && TT.entries >= TT.max_entries) return *s ? s : (char *)1; if (!*s) break; @@ -85,11 +85,15 @@ static char *handle_entries(char *data, char **entry) if (entry) entry[TT.entries] = save; ++TT.entries; } + + // -0 support } else { - if (entry) entry[TT.entries] = data; - TT.bytes += strlen(data); - if (TT.bytes >= TT.max_bytes || ++TT.entries >= TT.max_entries) + TT.bytes += strlen(data)+1; + if (TT.max_bytes && TT.bytes >= TT.max_bytes) return data; + if (TT.max_entries && TT.entries >= TT.max_entries) return (char *)1; + if (entry) entry[TT.entries] = data; + TT.entries++; } return NULL; @@ -106,8 +110,8 @@ void xargs_main(void) // If no optargs, call echo. if (!toys.optc) { free(toys.optargs); - *(toys.optargs=xzalloc(2*sizeof(char *)))="echo"; - toys.optc=1; + *(toys.optargs = xzalloc(2*sizeof(char *)))="echo"; + toys.optc = 1; } for (entries = 0, bytes = -1; entries < toys.optc; entries++, bytes++) -- cgit v1.2.3