Turn common back into a normal directory (instead of a submodule)

7 files changed, 105 insertions, 3 deletions

diff --git a/.gitmodules b/.gitmodules
index ef80cf6..6f6110a 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -1,6 +1,3 @@
-[submodule "common"]
-	path = common
-	url = git@github.com:EliasFleckenstein03/uwu-common
 [submodule "std"]
 	path = std
 	url = git@github.com:EliasFleckenstein03/uwu-std
diff --git a/common b/common
deleted file mode 160000
-Subproject a636a960a0866a94719aff01774b9533743ee07
diff --git a/common/dir.h b/common/dir.h
new file mode 100644
index 0000000..3e1ca41
--- /dev/null
+++ b/common/dir.h
@@ -0,0 +1,28 @@
+#ifndef _UWU_COMMON_DIR_H_
+#define _UWU_COMMON_DIR_H_
+
+#include <stdlib.h>
+#include <libgen.h>
+#include <string.h>
+
+static char *wrap_name_func(const char *name, char *(*fn)(char *))
+{
+	char *copy = strdup(name);
+	char *result = fn(copy);
+	char *result_copy = strdup(result);
+
+	free(copy);
+	return result_copy;
+}
+
+static inline char *basename_wrapper(const char *name)
+{
+	return wrap_name_func(name, &basename);
+}
+
+static inline char *dirname_wrapper(const char *name)
+{
+	return wrap_name_func(name, &dirname);
+}
+
+#endif
diff --git a/common/dl.h b/common/dl.h
new file mode 100644
index 0000000..04a2cd7
--- /dev/null
+++ b/common/dl.h
@@ -0,0 +1,14 @@
+#ifndef _UWU_COMMON_DL_H_
+#define _UWU_COMMON_DL_H_
+
+#include <dlfcn.h>
+#include "err.h"
+
+inline static void check_dlerror()
+{
+	char *err = dlerror();
+	if (err)
+		error("library error: %s\n", err);
+}
+
+#endif
diff --git a/common/err.h b/common/err.h
new file mode 100644
index 0000000..9db3e23
--- /dev/null
+++ b/common/err.h
@@ -0,0 +1,27 @@
+#ifndef _UWU_COMMON_ERR_H_
+#define _UWU_COMMON_ERR_H_
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <stdarg.h>
+
+static inline void error(const char *format, ...)
+{
+	va_list args;
+	va_start(args, format);
+	vfprintf(stderr, format, args);
+	va_end(args);
+	exit(1);
+}
+
+static inline void syserror(const char *call, FILE *file)
+{
+	perror(call);
+
+	if (file)
+		fclose(file);
+
+	exit(1);
+}
+
+#endif
diff --git a/common/file.h b/common/file.h
new file mode 100644
index 0000000..5d875c9
--- /dev/null
+++ b/common/file.h
@@ -0,0 +1,19 @@
+#ifndef _UWU_COMMON_FILE_H_
+#define _UWU_COMMON_FILE_H_
+
+#include <stdio.h>
+#include <stdbool.h>
+
+inline static bool file_exists(const char *filename)
+{
+	FILE *f = fopen(filename, "r");
+
+	if (f) {
+		fclose(f);
+		return true;
+	}
+
+	return false;
+}
+
+#endif
diff --git a/common/str.h b/common/str.h
new file mode 100644
index 0000000..e6ed70a
--- /dev/null
+++ b/common/str.h
@@ -0,0 +1,17 @@
+#ifndef _UWU_COMMON_STR_H_
+#define _UWU_COMMON_STR_H_
+
+#include <stdio.h>
+#include <stdarg.h>
+
+static inline char *asprintf_wrapper(const char *format, ...)
+{
+	va_list args;
+	va_start(args, format);
+	char *ptr;
+	vasprintf(&ptr, format, args);
+	va_end(args);
+	return ptr;
+}
+
+#endif