Merge branch 'ef/maint-strbuf-init'

* ef/maint-strbuf-init:
  config: support values longer than 1023 bytes
  strbuf: make sure buffer is zero-terminated

diff --git a/config.c b/config.c
index d06fb19d511c29e92aa840c664618ca4a6f73fe6..5f9ec2894570d23f8b91327374a4d82dd46cbca3 100644 (file)
--- a/config.c
+++ b/config.c
@@ -133,23 +133,21 @@ static int get_next_char(void)
 
 static char *parse_value(void)
 {
-       static char value[1024];
-       int quote = 0, comment = 0, len = 0, space = 0;
+       static struct strbuf value = STRBUF_INIT;
+       int quote = 0, comment = 0, space = 0;
 
+       strbuf_reset(&value);
        for (;;) {
                int c = get_next_char();
-               if (len >= sizeof(value) - 1)
-                       return NULL;
                if (c == '\n') {
                        if (quote)
                                return NULL;
-                       value[len] = 0;
-                       return value;
+                       return value.buf;
                }
                if (comment)
                        continue;
                if (isspace(c) && !quote) {
-                       if (len)
+                       if (value.len)
                                space++;
                        continue;
                }
@@ -160,7 +158,7 @@ static char *parse_value(void)
                        }
                }
                for (; space; space--)
-                       value[len++] = ' ';
+                       strbuf_addch(&value, ' ');
                if (c == '\\') {
                        c = get_next_char();
                        switch (c) {
@@ -182,14 +180,14 @@ static char *parse_value(void)
                        default:
                                return NULL;
                        }
-                       value[len++] = c;
+                       strbuf_addch(&value, c);
                        continue;
                }
                if (c == '"') {
                        quote = 1-quote;
                        continue;
                }
-               value[len++] = c;
+               strbuf_addch(&value, c);
        }
 }
 

diff --git a/strbuf.c b/strbuf.c
index 77444a94df3d4a0cda6403957fd13ea262d3ab24..09c43ae59a7d4715c26f13d72ca37bc759d1c76d 100644 (file)
--- a/strbuf.c
+++ b/strbuf.c
@@ -30,8 +30,10 @@ void strbuf_init(struct strbuf *sb, size_t hint)
 {
        sb->alloc = sb->len = 0;
        sb->buf = strbuf_slopbuf;
-       if (hint)
+       if (hint) {
                strbuf_grow(sb, hint);
+               sb->buf[0] = '\0';
+       }
 }
 
 void strbuf_release(struct strbuf *sb)

diff --git a/t/t1303-wacky-config.sh b/t/t1303-wacky-config.sh
index 080117c6bcbb61078539f36011ecd62780bae305..46103a1591680c9803588d24a135abf79fe64ae9 100755 (executable)
--- a/t/t1303-wacky-config.sh
+++ b/t/t1303-wacky-config.sh
@@ -44,7 +44,7 @@ LONG_VALUE=$(printf "x%01021dx a" 7)
 test_expect_success 'do not crash on special long config line' '
        setup &&
        git config section.key "$LONG_VALUE" &&
-       check section.key "fatal: bad config file line 2 in .git/config"
+       check section.key "$LONG_VALUE"
 '
 
 test_done