add: graphs et rushs

2 files changed, 57 insertions, 0 deletions

diff --git a/rushs/tinyprintf/my_strtok_r/my_strtok_r.c b/rushs/tinyprintf/my_strtok_r/my_strtok_r.c
new file mode 100644
index 0000000..ec052b7
--- /dev/null
+++ b/rushs/tinyprintf/my_strtok_r/my_strtok_r.c
@@ -0,0 +1,51 @@
+#include "my_strtok_r.h"
+
+#include <stddef.h>
+
+static int is_delim(char c, const char *delims)
+{
+    for (const char *d = delims; *d; d++)
+    {
+        if (*d == c)
+            return 1;
+    }
+    return 0;
+}
+
+char *my_strtok_r(char *str, const char *delim, char **saveptr)
+{
+    if (str == NULL)
+    {
+        if (*saveptr == NULL)
+        {
+            return NULL;
+        }
+        str = *saveptr;
+    }
+
+    size_t i = 0;
+    while (str[i] != '\0' && is_delim(str[i], delim))
+    {
+        i++;
+    }
+    if (str[i] == '\0')
+    {
+        *saveptr = NULL;
+        return NULL;
+    }
+
+    char *res = str + i;
+
+    while (str[i] != '\0' && !is_delim(str[i], delim))
+    {
+        i++;
+    }
+    if (str[i] == '\0')
+    {
+        *saveptr = NULL;
+        return res;
+    }
+    *saveptr = str + i + 1;
+    str[i] = '\0';
+    return res;
+}
diff --git a/rushs/tinyprintf/my_strtok_r/my_strtok_r.h b/rushs/tinyprintf/my_strtok_r/my_strtok_r.h
new file mode 100644
index 0000000..5603729
--- /dev/null
+++ b/rushs/tinyprintf/my_strtok_r/my_strtok_r.h
@@ -0,0 +1,6 @@
+#ifndef MY_STRTOK_R_H
+#define MY_STRTOK_R_H
+
+char *my_strtok_r(char *str, const char *delim, char **saveptr);
+
+#endif /* ! MY_STRTOK_R_H */