xargs: add support for -I and -i. Closes 493
function old new delta
process_stdin_with_replace - 195 +195
xmalloc_substitute_string - 145 +145
xargs_main 808 884 +76
count_strstr - 45 +45
packed_usage 29580 29571 -9
parse_params 1445 1416 -29
func_exec 285 138 -147
------------------------------------------------------------------------------
(add/remove: 4/0 grow/shrink: 1/3 up/down: 461/-185) Total: 276 bytes
text data bss dec hex filename
922156 932 17692 940780 e5aec busybox_old
922440 932 17692 941064 e5c08 busybox_unstripped
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
diff --git a/include/libbb.h b/include/libbb.h
index 96f3334..1cbe2c8 100644
--- a/include/libbb.h
+++ b/include/libbb.h
@@ -650,6 +650,8 @@
void overlapping_strcpy(char *dst, const char *src) FAST_FUNC;
char *safe_strncpy(char *dst, const char *src, size_t size) FAST_FUNC;
char *strncpy_IFNAMSIZ(char *dst, const char *src) FAST_FUNC;
+unsigned count_strstr(const char *str, const char *sub) FAST_FUNC;
+char *xmalloc_substitute_string(const char *src, int count, const char *sub, const char *repl) FAST_FUNC;
/* Guaranteed to NOT be a macro (smallest code). Saves nearly 2k on uclibc.
* But potentially slow, don't use in one-billion-times loops */
int bb_putchar(int ch) FAST_FUNC;