First commit

Signed-off-by: Mattias Andrée <maandree@kth.se>

1 files changed, 73 insertions, 0 deletions

diff --git a/libexec_setenv.c b/libexec_setenv.c
new file mode 100644
index 0000000..47bc8e9
--- /dev/null
+++ b/libexec_setenv.c
@@ -0,0 +1,73 @@
+/* See LICENSE file for copyright and license details. */
+#include "common.h"
+#ifndef TEST
+
+
+int
+libexec_setenv(struct libexec_command *cmd, enum libexec_insert_mode how, const char *name, const char *value)
+{
+	int ret;
+	char *buf;
+	if (!name || !value || strchr(name, '=')) {
+		errno = EINVAL;
+		return -1;
+	}
+	buf = malloc(strlen(name) + strlen(value) + 2);
+	stpcpy(stpcpy(stpcpy(buf, name), "="), value);
+	ret = libexec_putenv(cmd, how, buf);
+	free(buf);
+	return ret;
+}
+
+
+#else
+
+
+int
+main(void)
+{
+	 /* Correct usage is tested via
+	  * libexec_setenv_append.c,
+	  * libexec_setenv_noclobber.c,
+	  * libexec_setenv_noreplace.c,
+	  * libexec_setenv_prepend.c, and
+	  * libexec_setenv_replace.c */
+
+	struct libexec_command cmd, ref;
+	int i;
+
+	libexec_init_command(&cmd);
+	memcpy(&ref, &cmd, sizeof(cmd));
+
+	errno = 0;
+	ASSERT_EQ_INT(libexec_setenv(&cmd, (enum libexec_insert_mode)-1, "A", "B"), -1);
+	ASSERT_EQ_INT(errno, EINVAL);
+	ASSERT_IS_TRUE(!memcmp(&cmd, &ref, sizeof(cmd)));
+
+	errno = 0;
+	ASSERT_EQ_INT(libexec_setenv(&cmd, (enum libexec_insert_mode)LIBEXEC_INSERT_MODE__COUNT__, "A", "B"), -1);
+	ASSERT_EQ_INT(errno, EINVAL);
+	ASSERT_IS_TRUE(!memcmp(&cmd, &ref, sizeof(cmd)));
+
+	for (i = 0; i < LIBEXEC_INSERT_MODE__COUNT__; i++) {
+		errno = 0;
+		ASSERT_EQ_INT(libexec_setenv(&cmd, (enum libexec_insert_mode)i, "A=B", "C"), -1);
+		ASSERT_EQ_INT(errno, EINVAL);
+		ASSERT_IS_TRUE(!memcmp(&cmd, &ref, sizeof(cmd)));
+
+		errno = 0;
+		ASSERT_EQ_INT(libexec_setenv(&cmd, (enum libexec_insert_mode)i, "A", NULL), -1);
+		ASSERT_EQ_INT(errno, EINVAL);
+		ASSERT_IS_TRUE(!memcmp(&cmd, &ref, sizeof(cmd)));
+
+		errno = 0;
+		ASSERT_EQ_INT(libexec_setenv(&cmd, (enum libexec_insert_mode)i, NULL, "B"), -1);
+		ASSERT_EQ_INT(errno, EINVAL);
+		ASSERT_IS_TRUE(!memcmp(&cmd, &ref, sizeof(cmd)));
+	}
+
+	return 0;
+}
+
+
+#endif