From 4dbdc42d9e7c3968ff7f690d00680419c9b8cb0f Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Tue, 9 Apr 2024 15:34:27 +0200
Subject: Adding upstream version 1:2.43.0.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 strvec.c | 108 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 108 insertions(+)
 create mode 100644 strvec.c

(limited to 'strvec.c')

diff --git a/strvec.c b/strvec.c
new file mode 100644
index 0000000..178f4f3
--- /dev/null
+++ b/strvec.c
@@ -0,0 +1,108 @@
+#include "git-compat-util.h"
+#include "strvec.h"
+#include "strbuf.h"
+
+const char *empty_strvec[] = { NULL };
+
+void strvec_init(struct strvec *array)
+{
+	struct strvec blank = STRVEC_INIT;
+	memcpy(array, &blank, sizeof(*array));
+}
+
+static void strvec_push_nodup(struct strvec *array, const char *value)
+{
+	if (array->v == empty_strvec)
+		array->v = NULL;
+
+	ALLOC_GROW(array->v, array->nr + 2, array->alloc);
+	array->v[array->nr++] = value;
+	array->v[array->nr] = NULL;
+}
+
+const char *strvec_push(struct strvec *array, const char *value)
+{
+	strvec_push_nodup(array, xstrdup(value));
+	return array->v[array->nr - 1];
+}
+
+const char *strvec_pushf(struct strvec *array, const char *fmt, ...)
+{
+	va_list ap;
+	struct strbuf v = STRBUF_INIT;
+
+	va_start(ap, fmt);
+	strbuf_vaddf(&v, fmt, ap);
+	va_end(ap);
+
+	strvec_push_nodup(array, strbuf_detach(&v, NULL));
+	return array->v[array->nr - 1];
+}
+
+void strvec_pushl(struct strvec *array, ...)
+{
+	va_list ap;
+	const char *arg;
+
+	va_start(ap, array);
+	while ((arg = va_arg(ap, const char *)))
+		strvec_push(array, arg);
+	va_end(ap);
+}
+
+void strvec_pushv(struct strvec *array, const char **items)
+{
+	for (; *items; items++)
+		strvec_push(array, *items);
+}
+
+void strvec_pop(struct strvec *array)
+{
+	if (!array->nr)
+		return;
+	free((char *)array->v[array->nr - 1]);
+	array->v[array->nr - 1] = NULL;
+	array->nr--;
+}
+
+void strvec_split(struct strvec *array, const char *to_split)
+{
+	while (isspace(*to_split))
+		to_split++;
+	for (;;) {
+		const char *p = to_split;
+
+		if (!*p)
+			break;
+
+		while (*p && !isspace(*p))
+			p++;
+		strvec_push_nodup(array, xstrndup(to_split, p - to_split));
+
+		while (isspace(*p))
+			p++;
+		to_split = p;
+	}
+}
+
+void strvec_clear(struct strvec *array)
+{
+	if (array->v != empty_strvec) {
+		int i;
+		for (i = 0; i < array->nr; i++)
+			free((char *)array->v[i]);
+		free(array->v);
+	}
+	strvec_init(array);
+}
+
+const char **strvec_detach(struct strvec *array)
+{
+	if (array->v == empty_strvec)
+		return xcalloc(1, sizeof(const char *));
+	else {
+		const char **ret = array->v;
+		strvec_init(array);
+		return ret;
+	}
+}
-- 
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