simplify mutt_parse_date

[apps/madmutt.git] / lib-lib / str.c

diff --git a/lib-lib/str.c b/lib-lib/str.c
index 7225483..a5333e4 100644 (file)
--- a/lib-lib/str.c
+++ b/lib-lib/str.c
@@ -54,6 +54,20 @@ char const __m_b64chars[64] = {
     '8', '9', '+', '/'
 };
 
+char const __m_b36chars_lower[36] = {
+    '0', '1', '2', '3', '4', '5', '6', '7', '8', '9',
+    'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i', 'j',
+    'k', 'l', 'm', 'n', 'o', 'p', 'q', 'r', 's', 't',
+    'u', 'v', 'w', 'x', 'y', 'z'
+};
+
+char const __m_b36chars_upper[36] = {
+    '0', '1', '2', '3', '4', '5', '6', '7', '8', '9',
+    'A', 'B', 'C', 'D', 'E', 'F', 'G', 'H', 'I', 'J',
+    'K', 'L', 'M', 'N', 'O', 'P', 'Q', 'R', 'S', 'T',
+    'U', 'V', 'W', 'X', 'Y', 'Z'
+};
+
 
 ssize_t m_strcpy(char *dst, ssize_t n, const char *src)
 {
@@ -80,3 +94,50 @@ ssize_t m_strncpy(char *dst, ssize_t n, const char *src, ssize_t l)
 
     return len;
 }
+
+char *m_strrtrim(char *s)
+{
+    if (s) {
+        char *p = s + m_strlen(s);
+
+        while (p > s && ISSPACE(p[-1])) {
+            *--p = '\0';
+        }
+        return p;
+    }
+
+    return NULL;
+}
+
+const char *m_stristrn(const char *haystack, const char *needle, ssize_t nlen)
+{
+    int nc;
+
+    if (!nlen)
+        return haystack;
+
+    nc = tolower(*needle);
+    for (;;) {
+        int c = tolower(*haystack);
+
+        if (c != nc) {
+            if (c == '\0')
+                return NULL;
+        } else {
+            ssize_t i;
+
+            /* compare the rest of needle */
+            for (i = 1;; i++) {
+                if (i == nlen)
+                    return haystack;
+                if (c == '\0')
+                    return NULL;
+                c = tolower(haystack[i]);
+                if (c != tolower(needle[i]))
+                    break;
+            }
+        }
+
+        haystack++;
+    }
+}