doc: fix small typo in git show-branch

diff --git a/grep.c b/grep.c
index 65b90c10a38c136d2ce9a42fee5c543cd7d4717d..45ec7e636c004dbd35d4e0d05c243bc1d1479d19 100644 (file)
--- a/grep.c
+++ b/grep.c
@@ -404,7 +404,7 @@ static void compile_pcre1_regexp(struct grep_pat *p, const struct grep_opt *opt)
                        die("Couldn't allocate PCRE JIT stack");
                pcre_assign_jit_stack(p->pcre1_extra_info, NULL, p->pcre1_jit_stack);
        } else if (p->pcre1_jit_on != 0) {
-               die("BUG: The pcre1_jit_on variable should be 0 or 1, not %d",
+               BUG("The pcre1_jit_on variable should be 0 or 1, not %d",
                    p->pcre1_jit_on);
        }
 #endif
@@ -550,7 +550,7 @@ static void compile_pcre2_pattern(struct grep_pat *p, const struct grep_opt *opt
                        die("Couldn't allocate PCRE2 match context");
                pcre2_jit_stack_assign(p->pcre2_match_context, NULL, p->pcre2_jit_stack);
        } else if (p->pcre2_jit_on != 0) {
-               die("BUG: The pcre2_jit_on variable should be 0 or 1, not %d",
+               BUG("The pcre2_jit_on variable should be 0 or 1, not %d",
                    p->pcre1_jit_on);
        }
 }
@@ -636,7 +636,6 @@ static void compile_fixed_regexp(struct grep_pat *p, struct grep_opt *opt)
        if (err) {
                char errbuf[1024];
                regerror(err, &p->regexp, errbuf, sizeof(errbuf));
-               regfree(&p->regexp);
                compile_regexp_failed(p, errbuf);
        }
 }
@@ -701,7 +700,6 @@ static void compile_regexp(struct grep_pat *p, struct grep_opt *opt)
        if (err) {
                char errbuf[1024];
                regerror(err, &p->regexp, errbuf, 1024);
-               regfree(&p->regexp);
                compile_regexp_failed(p, errbuf);
        }
 }
@@ -917,10 +915,10 @@ static struct grep_expr *prep_header_patterns(struct grep_opt *opt)
 
        for (p = opt->header_list; p; p = p->next) {
                if (p->token != GREP_PATTERN_HEAD)
-                       die("BUG: a non-header pattern in grep header list.");
+                       BUG("a non-header pattern in grep header list.");
                if (p->field < GREP_HEADER_FIELD_MIN ||
                    GREP_HEADER_FIELD_MAX <= p->field)
-                       die("BUG: unknown header field %d", p->field);
+                       BUG("unknown header field %d", p->field);
                compile_regexp(p, opt);
        }
 
@@ -933,7 +931,7 @@ static struct grep_expr *prep_header_patterns(struct grep_opt *opt)
 
                h = compile_pattern_atom(&pp);
                if (!h || pp != p->next)
-                       die("BUG: malformed header expr");
+                       BUG("malformed header expr");
                if (!header_group[p->field]) {
                        header_group[p->field] = h;
                        continue;
@@ -1652,7 +1650,7 @@ static int fill_textconv_grep(struct userdiff_driver *driver,
                fill_filespec(df, &null_oid, 0, 0100644);
                break;
        default:
-               die("BUG: attempt to textconv something without a path?");
+               BUG("attempt to textconv something without a path?");
        }
 
        /*
@@ -1748,7 +1746,7 @@ static int grep_source_1(struct grep_opt *opt, struct grep_source *gs, int colle
                case GREP_BINARY_TEXT:
                        break;
                default:
-                       die("BUG: unknown binary handling mode");
+                       BUG("unknown binary handling mode");
                }
        }
 
@@ -2072,7 +2070,7 @@ static int grep_source_load(struct grep_source *gs)
        case GREP_SOURCE_BUF:
                return gs->buf ? 0 : -1;
        }
-       die("BUG: invalid grep_source type to load");
+       BUG("invalid grep_source type to load");
 }
 
 void grep_source_load_driver(struct grep_source *gs)