push: the beginning of "git push --signed"

diff --git a/strbuf.c b/strbuf.c
index e26cb2c7fa38318d6065b7779e448c9e8e662857..33018d847f08424211c02cff8002680f5a2f02e9 100644 (file)
--- a/strbuf.c
+++ b/strbuf.c
@@ -1,22 +1,14 @@
 #include "cache.h"
 #include "refs.h"
+#include "utf8.h"
 
-int prefixcmp(const char *str, const char *prefix)
+int starts_with(const char *str, const char *prefix)
 {
        for (; ; str++, prefix++)
                if (!*prefix)
-                       return 0;
+                       return 1;
                else if (*str != *prefix)
-                       return (unsigned char)*prefix - (unsigned char)*str;
-}
-
-int suffixcmp(const char *str, const char *suffix)
-{
-       int len = strlen(str), suflen = strlen(suffix);
-       if (len < suflen)
-               return -1;
-       else
-               return strcmp(str + len - suflen, suffix);
+                       return 0;
 }
 
 /*
@@ -78,15 +70,8 @@ void strbuf_grow(struct strbuf *sb, size_t extra)
 
 void strbuf_trim(struct strbuf *sb)
 {
-       char *b = sb->buf;
-       while (sb->len > 0 && isspace((unsigned char)sb->buf[sb->len - 1]))
-               sb->len--;
-       while (sb->len > 0 && isspace(*b)) {
-               b++;
-               sb->len--;
-       }
-       memmove(sb->buf, b, sb->len);
-       sb->buf[sb->len] = '\0';
+       strbuf_rtrim(sb);
+       strbuf_ltrim(sb);
 }
 void strbuf_rtrim(struct strbuf *sb)
 {
@@ -106,6 +91,29 @@ void strbuf_ltrim(struct strbuf *sb)
        sb->buf[sb->len] = '\0';
 }
 
+int strbuf_reencode(struct strbuf *sb, const char *from, const char *to)
+{
+       char *out;
+       int len;
+
+       if (same_encoding(from, to))
+               return 0;
+
+       out = reencode_string_len(sb->buf, sb->len, to, from, &len);
+       if (!out)
+               return -1;
+
+       strbuf_attach(sb, out, len, len);
+       return 0;
+}
+
+void strbuf_tolower(struct strbuf *sb)
+{
+       char *p = sb->buf, *end = sb->buf + sb->len;
+       for (; p < end; p++)
+               *p = tolower(*p);
+}
+
 struct strbuf **strbuf_split_buf(const char *str, size_t slen,
                                 int terminator, int max)
 {
@@ -583,3 +591,22 @@ char *xstrdup_tolower(const char *string)
        result[i] = '\0';
        return result;
 }
+
+char *xstrvfmt(const char *fmt, va_list ap)
+{
+       struct strbuf buf = STRBUF_INIT;
+       strbuf_vaddf(&buf, fmt, ap);
+       return strbuf_detach(&buf, NULL);
+}
+
+char *xstrfmt(const char *fmt, ...)
+{
+       va_list ap;
+       char *ret;
+
+       va_start(ap, fmt);
+       ret = xstrvfmt(fmt, ap);
+       va_end(ap);
+
+       return ret;
+}