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New $(lastword ) built-in function: implementation, documentation and tests.

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This commit is contained in:
Boris Kolpackov
2004-10-21 17:42:24 +00:00
parent 71fd6bfa1c
commit 547abfa13e
5 changed files with 109 additions and 20 deletions
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17
function.c
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@@ -667,6 +667,22 @@ func_firstword (char *o, char **argv, const char *funcname UNUSED)
return o;
}
static char *
func_lastword (char *o, char **argv, const char *funcname UNUSED)
{
unsigned int i;
char *words = argv[0]; /* Use a temp variable for find_next_token */
char *p = 0;
char *t;
while ((t = find_next_token (&words, &i)))
p = t;
if (p != 0)
o = variable_buffer_output (o, p, i);
return o;
}
static char *
func_words (char *o, char **argv, const char *funcname UNUSED)
@@ -1754,6 +1770,7 @@ static struct function_table_entry function_table_init[] =
{ STRING_SIZE_TUPLE("findstring"), 2, 2, 1, func_findstring},
{ STRING_SIZE_TUPLE("firstword"), 0, 1, 1, func_firstword},
{ STRING_SIZE_TUPLE("join"), 2, 2, 1, func_join},
{ STRING_SIZE_TUPLE("lastword"), 0, 1, 1, func_lastword},
{ STRING_SIZE_TUPLE("patsubst"), 3, 3, 1, func_patsubst},
{ STRING_SIZE_TUPLE("shell"), 0, 1, 1, func_shell},
{ STRING_SIZE_TUPLE("sort"), 0, 1, 1, func_sort},