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authorPaul LeoNerd Evans <leonerd@leonerd.org.uk>2012-02-13 23:40:42 +0000
committerPaul LeoNerd Evans <leonerd@leonerd.org.uk>2012-02-13 23:40:42 +0000
commite252c497ae20351882d8b98a5c59ca19e479c5a8 (patch)
treed11076c7f28d8afba90996c6c42eedb6e7deddc2
parent5779ec3cd1e2a286265837bad264125c55875be8 (diff)
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Added (undocumented) termkey_set_buffer_size()
-rw-r--r--t/06buffer.c32
-rw-r--r--termkey.c12
-rw-r--r--termkey.h.in1
3 files changed, 45 insertions, 0 deletions
diff --git a/t/06buffer.c b/t/06buffer.c
new file mode 100644
index 0000000..fa1dada
--- /dev/null
+++ b/t/06buffer.c
@@ -0,0 +1,32 @@
+#include <stdio.h>
+#include "../termkey.h"
+#include "taplib.h"
+
+int main(int argc, char *argv[])
+{
+ TermKey *tk;
+ TermKeyKey key;
+
+ plan_tests(9);
+
+ tk = termkey_new_abstract("vt100", 0);
+
+ is_int(termkey_get_buffer_remaining(tk), 256, "buffer free initially 256");
+ is_int(termkey_get_buffer_size(tk), 256, "buffer size initially 256");
+
+ is_int(termkey_push_bytes(tk, "h", 1), 1, "push_bytes returns 1");
+
+ is_int(termkey_get_buffer_remaining(tk), 255, "buffer free 255 after push_bytes");
+ is_int(termkey_get_buffer_size(tk), 256, "buffer size 256 after push_bytes");
+
+ ok(!!termkey_set_buffer_size(tk, 512), "buffer set size OK");
+
+ is_int(termkey_get_buffer_remaining(tk), 511, "buffer free 511 after push_bytes");
+ is_int(termkey_get_buffer_size(tk), 512, "buffer size 512 after push_bytes");
+
+ is_int(termkey_getkey(tk, &key), TERMKEY_RES_KEY, "buffered key still useable after resize");
+
+ termkey_destroy(tk);
+
+ return exit_status();
+}
diff --git a/termkey.c b/termkey.c
index 1cc964b..8e443d1 100644
--- a/termkey.c
+++ b/termkey.c
@@ -466,6 +466,18 @@ size_t termkey_get_buffer_size(TermKey *tk)
return tk->buffsize;
}
+int termkey_set_buffer_size(TermKey *tk, size_t size)
+{
+ unsigned char *buffer = realloc(tk->buffer, size);
+ if(!buffer)
+ return 0;
+
+ tk->buffer = buffer;
+ tk->buffsize = size;
+
+ return 1;
+}
+
size_t termkey_get_buffer_remaining(TermKey *tk)
{
/* Return the total number of free bytes in the buffer, because that's what
diff --git a/termkey.h.in b/termkey.h.in
index 6c1af1e..d7317b0 100644
--- a/termkey.h.in
+++ b/termkey.h.in
@@ -173,6 +173,7 @@ int termkey_get_canonflags(TermKey *tk);
void termkey_set_canonflags(TermKey *tk, int);
size_t termkey_get_buffer_size(TermKey *tk);
+int termkey_set_buffer_size(TermKey *tk, size_t size);
size_t termkey_get_buffer_remaining(TermKey *tk);