add compat files to make compile with older compilers, mostly for mingw and dos, ugly

Signed-off-by: Hiltjo Posthuma <hiltjo@codemadness.org>

2 files changed, 58 insertions, 0 deletions

diff --git a/compat.c b/compat.c
new file mode 100644
index 0000000..1530bd5
--- /dev/null
+++ b/compat.c
@@ -0,0 +1,41 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <ctype.h>
+#include <sys/stat.h>
+#include <sys/types.h>
+
+int
+xstrcasecmp(const char *_l, const char *_r) {
+	const unsigned char *l = (void *)_l, *r = (void *)_r;
+	for(; *l && *r && (*l == *r || tolower(*l) == tolower(*r)); l++, r++);
+	return tolower(*l) - tolower(*r);
+}
+
+int
+xstrncasecmp(const char *_l, const char *_r, size_t n) {
+	const unsigned char *l=(void *)_l, *r=(void *)_r;
+	if(!n--)
+		return 0;
+	for(; *l && *r && n && (*l == *r || tolower(*l) == tolower(*r)); l++, r++, n--);
+	return tolower(*l) - tolower(*r);
+}
+
+void *
+xstrdup(const char *s) {
+	size_t len = strlen(s) + 1;
+	void *p = malloc(len);
+	if(p)
+		memcpy(p, s, len);
+	return p;
+}
+
+int
+xmkdir(const char *path, mode_t mode) {
+/* TODO: fix for mingw */
+#if MINGW
+	return mkdir(path);
+#else
+	return mkdir(path, mode);
+#endif
+}
diff --git a/compat.h b/compat.h
new file mode 100644
index 0000000..c17c8fb
--- /dev/null
+++ b/compat.h
@@ -0,0 +1,17 @@
+#if 1
+#include <strings.h>
+#include <string.h>
+#define xstrcasecmp strcasecmp
+#define xstrncasecmp strncasecmp
+#else
+int xstrcasecmp(const char *s1, const char *s2);
+int xstrncasecmp(const char *s1, const char *s2, size_t len);
+#endif
+
+/* non-ansi */
+void * xstrdup(const char *s);
+
+/* for mingw */
+#include <sys/stat.h>
+#include <sys/types.h>
+int xmkdir(const char *path, mode_t mode);