gitweb: git_get_project_config requires only $git_dir, not also $project

[git.git] / color.c

diff --git a/color.c b/color.c
index db4dccfb77d80c9bd8981719fe2d0dc17c6772b6..e8bcac0a79a27ee093f3d5a92013780cf52eb9da 100644 (file)
--- a/color.c
+++ b/color.c
@@ -1,8 +1,6 @@
 #include "cache.h"
 #include "color.h"
 
-#define COLOR_RESET "\033[m"
-
 int git_use_color_default = 0;
 
 static int parse_color(const char *name, int len)
@@ -49,16 +47,16 @@ void color_parse_mem(const char *value, int value_len, const char *var,
 {
        const char *ptr = value;
        int len = value_len;
-       int attr = -1;
+       unsigned int attr = 0;
        int fg = -2;
        int bg = -2;
 
        if (!strncasecmp(value, "reset", len)) {
-               strcpy(dst, "\033[m");
+               strcpy(dst, GIT_COLOR_RESET);
                return;
        }
 
-       /* [fg [bg]] [attr] */
+       /* [fg [bg]] [attr]... */
        while (len > 0) {
                const char *word = ptr;
                int val, wordlen = 0;
@@ -87,19 +85,27 @@ void color_parse_mem(const char *value, int value_len, const char *var,
                        goto bad;
                }
                val = parse_attr(word, wordlen);
-               if (val < 0 || attr != -1)
+               if (0 <= val)
+                       attr |= (1 << val);
+               else
                        goto bad;
-               attr = val;
        }
 
-       if (attr >= 0 || fg >= 0 || bg >= 0) {
+       if (attr || fg >= 0 || bg >= 0) {
                int sep = 0;
+               int i;
 
                *dst++ = '\033';
                *dst++ = '[';
-               if (attr >= 0) {
-                       *dst++ = '0' + attr;
-                       sep++;
+
+               for (i = 0; attr; i++) {
+                       unsigned bit = (1 << i);
+                       if (!(attr & bit))
+                               continue;
+                       attr &= ~bit;
+                       if (sep++)
+                               *dst++ = ';';
+                       *dst++ = '0' + i;
                }
                if (fg >= 0) {
                        if (sep++)
@@ -175,7 +181,7 @@ static int color_vfprintf(FILE *fp, const char *color, const char *fmt,
                r += fprintf(fp, "%s", color);
        r += vfprintf(fp, fmt, args);
        if (*color)
-               r += fprintf(fp, "%s", COLOR_RESET);
+               r += fprintf(fp, "%s", GIT_COLOR_RESET);
        if (trail)
                r += fprintf(fp, "%s", trail);
        return r;
@@ -217,7 +223,7 @@ int color_fwrite_lines(FILE *fp, const char *color,
                char *p = memchr(buf, '\n', count);
                if (p != buf && (fputs(color, fp) < 0 ||
                                fwrite(buf, p ? p - buf : count, 1, fp) != 1 ||
-                               fputs(COLOR_RESET, fp) < 0))
+                               fputs(GIT_COLOR_RESET, fp) < 0))
                        return -1;
                if (!p)
                        return 0;