Use alloca where possible.

[~andy/fetchmail] / pop3.c

diff --git a/pop3.c b/pop3.c
index 33aa3b49ff6ed46eb136ba249d76ac548ddfa608..7238e345034eb0e01363ca5df7e96324932b7ae9 100644 (file)
--- a/pop3.c
+++ b/pop3.c
@@ -7,6 +7,13 @@
 #include  "config.h"
 #ifdef POP3_ENABLE
 #include  <stdio.h>
+#if defined(HAVE_ALLOCA_H)
+#include <alloca.h>
+#else
+#ifdef _AIX
+ #pragma alloca
+#endif
+#endif
 #include  <string.h>
 #include  <ctype.h>
 #if defined(HAVE_UNISTD_H)
@@ -218,12 +225,11 @@ int pop3_getauth(int sock, struct query *ctl, char *greeting)
            *++end = '\0';
 
        /* copy timestamp and password into digestion buffer */
-       msg = (char *)xmalloc((end-start+1) + strlen(ctl->password) + 1);
+       msg = (char *)alloca((end-start+1) + strlen(ctl->password) + 1);
        strcpy(msg,start);
        strcat(msg,ctl->password);
 
        strcpy(ctl->digest, MD5Digest(msg));
-       free(msg);
 
        ok = gen_transact(sock, "APOP %s %s", ctl->remotename, ctl->digest);
        break;