diff: rename 'new' variables

Rename C++ keyword in order to bring the codebase closer to being able
to be compiled with a C++ compiler.

Signed-off-by: Brandon Williams <bmwill@google.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

diff --git a/diff.c b/diff.c
index f7df227f47ca0066c02e950f8d46157aba8c7ef1..97813e4e90cd1cfceb174ad9b2fd07c58ade1485 100644 (file)
--- a/diff.c
+++ b/diff.c
@@ -1504,7 +1504,7 @@ struct diff_words_style_elem {
 
 struct diff_words_style {
        enum diff_words_type type;
-       struct diff_words_style_elem new, old, ctx;
+       struct diff_words_style_elem new_word, old_word, ctx;
        const char *newline;
 };
 
@@ -1655,12 +1655,12 @@ static void fn_out_diff_words_aux(void *priv, char *line, unsigned long len)
        }
        if (minus_begin != minus_end) {
                fn_out_diff_words_write_helper(diff_words->opt,
-                               &style->old, style->newline,
+                               &style->old_word, style->newline,
                                minus_end - minus_begin, minus_begin);
        }
        if (plus_begin != plus_end) {
                fn_out_diff_words_write_helper(diff_words->opt,
-                               &style->new, style->newline,
+                               &style->new_word, style->newline,
                                plus_end - plus_begin, plus_begin);
        }
 
@@ -1758,7 +1758,7 @@ static void diff_words_show(struct diff_words_data *diff_words)
                emit_diff_symbol(diff_words->opt, DIFF_SYMBOL_WORD_DIFF,
                                 line_prefix, strlen(line_prefix), 0);
                fn_out_diff_words_write_helper(diff_words->opt,
-                       &style->old, style->newline,
+                       &style->old_word, style->newline,
                        diff_words->minus.text.size,
                        diff_words->minus.text.ptr);
                diff_words->minus.text.size = 0;
@@ -1883,8 +1883,8 @@ static void init_diff_words_data(struct emit_callback *ecbdata,
        }
        if (want_color(o->use_color)) {
                struct diff_words_style *st = ecbdata->diff_words->style;
-               st->old.color = diff_get_color_opt(o, DIFF_FILE_OLD);
-               st->new.color = diff_get_color_opt(o, DIFF_FILE_NEW);
+               st->old_word.color = diff_get_color_opt(o, DIFF_FILE_OLD);
+               st->new_word.color = diff_get_color_opt(o, DIFF_FILE_NEW);
                st->ctx.color = diff_get_color_opt(o, DIFF_CONTEXT);
        }
 }
@@ -2047,8 +2047,8 @@ static void fn_out_consume(void *priv, char *line, unsigned long len)
 
 static char *pprint_rename(const char *a, const char *b)
 {
-       const char *old = a;
-       const char *new = b;
+       const char *old_name = a;
+       const char *new_name = b;
        struct strbuf name = STRBUF_INIT;
        int pfx_length, sfx_length;
        int pfx_adjust_for_slash;
@@ -2067,16 +2067,16 @@ static char *pprint_rename(const char *a, const char *b)
 
        /* Find common prefix */
        pfx_length = 0;
-       while (*old && *new && *old == *new) {
-               if (*old == '/')
-                       pfx_length = old - a + 1;
-               old++;
-               new++;
+       while (*old_name && *new_name && *old_name == *new_name) {
+               if (*old_name == '/')
+                       pfx_length = old_name - a + 1;
+               old_name++;
+               new_name++;
        }
 
        /* Find common suffix */
-       old = a + len_a;
-       new = b + len_b;
+       old_name = a + len_a;
+       new_name = b + len_b;
        sfx_length = 0;
        /*
         * If there is a common prefix, it must end in a slash.  In
@@ -2087,13 +2087,13 @@ static char *pprint_rename(const char *a, const char *b)
         * underrun the input strings.
         */
        pfx_adjust_for_slash = (pfx_length ? 1 : 0);
-       while (a + pfx_length - pfx_adjust_for_slash <= old &&
-              b + pfx_length - pfx_adjust_for_slash <= new &&
-              *old == *new) {
-               if (*old == '/')
-                       sfx_length = len_a - (old - a);
-               old--;
-               new--;
+       while (a + pfx_length - pfx_adjust_for_slash <= old_name &&
+              b + pfx_length - pfx_adjust_for_slash <= new_name &&
+              *old_name == *new_name) {
+               if (*old_name == '/')
+                       sfx_length = len_a - (old_name - a);
+               old_name--;
+               new_name--;
        }
 
        /*