X-Git-Url: https://diplodocus.org/git/nmh/blobdiff_plain/f4248b3c0da14fc8874007a080357400af84974e..03f57fe54bb06e82c9d571a499c13d71c41a5b13:/sbr/utils.c

diff --git a/sbr/utils.c b/sbr/utils.c
index 87fedd58..7f0760a0 100644
--- a/sbr/utils.c
+++ b/sbr/utils.c
@@ -9,9 +9,7 @@
 
 #include <h/mh.h>
 #include <h/utils.h>
-#include <stdlib.h>
 #include <fcntl.h>
-#include <errno.h>
 
 /*
  * We allocate space for messages (msgs array)
@@ -226,6 +224,22 @@ app_msgarg(struct msgs_array *msgs, char *cp)
 	msgs->msgs[msgs->size++] = cp;
 }
 
+/*
+ * Append a message number to an array of them, resizing it if necessary.
+ * Like app_msgarg, but with a vector-of-ints instead.
+ */
+
+void
+app_msgnum(struct msgnum_array *msgs, int msgnum)
+{
+	if (msgs->size >= msgs->max) {
+		msgs->max += MAXMSGS;
+		msgs->msgnums = mh_xrealloc(msgs->msgnums,
+			msgs->max * sizeof(*msgs->msgnums));
+	}
+	msgs->msgnums[msgs->size++] = msgnum;
+}
+
 /* Open a form or components file */
 int
 open_form(char **form, char *def)
@@ -279,3 +293,27 @@ rfind_str (const char buf[], size_t buflen, const char *str) {
 
     return NULL;
 }
+
+
+/* POSIX doesn't have strcasestr() so emulate it. */
+char *
+nmh_strcasestr (const char *s1, const char *s2) {
+    const size_t len = strlen (s2);
+
+    if (isupper ((unsigned char) s2[0])  ||  islower ((unsigned char)s2[0])) {
+        char first[3];
+        first[0] = (char) toupper ((unsigned char) s2[0]);
+        first[1] = (char) tolower ((unsigned char) s2[0]);
+        first[2] = '\0';
+
+        for (s1 = strpbrk (s1, first); s1; s1 = strpbrk (++s1, first)) {
+            if (! strncasecmp (s1, s2, len)) return (char *) s1;
+        }
+    } else {
+        for (s1 = strchr (s1, s2[0]); s1; s1 = strchr (++s1, s2[0])) {
+            if (! strncasecmp (s1, s2, len)) return (char *) s1;
+        }
+    }
+
+    return NULL;
+}