t4013: prepare for upcoming "diff --raw --abbrev" output format change
[gitweb.git] / run-command.c
index 9e36151bf97d36945ca3464e719687718ee6d1c7..31fc5ea86eb6a3fe3650b8ac50f19f8621d90b9d 100644 (file)
@@ -5,6 +5,7 @@
 #include "argv-array.h"
 #include "thread-utils.h"
 #include "strbuf.h"
+#include "string-list.h"
 
 void child_process_init(struct child_process *child)
 {
@@ -452,7 +453,7 @@ static char **prep_childenv(const char *const *deltaenv)
        }
 
        /* Create an array of 'char *' to be used as the childenv */
-       childenv = xmalloc((env.nr + 1) * sizeof(char *));
+       ALLOC_ARRAY(childenv, env.nr + 1);
        for (i = 0; i < env.nr; i++)
                childenv[i] = env.items[i].util;
        childenv[env.nr] = NULL;
@@ -1169,11 +1170,28 @@ const char *find_hook(const char *name)
        strbuf_reset(&path);
        strbuf_git_path(&path, "hooks/%s", name);
        if (access(path.buf, X_OK) < 0) {
+               int err = errno;
+
 #ifdef STRIP_EXTENSION
                strbuf_addstr(&path, STRIP_EXTENSION);
                if (access(path.buf, X_OK) >= 0)
                        return path.buf;
+               if (errno == EACCES)
+                       err = errno;
 #endif
+
+               if (err == EACCES && advice_ignored_hook) {
+                       static struct string_list advise_given = STRING_LIST_INIT_DUP;
+
+                       if (!string_list_lookup(&advise_given, name)) {
+                               string_list_insert(&advise_given, name);
+                               advise(_("The '%s' hook was ignored because "
+                                        "it's not set as executable.\n"
+                                        "You can disable this warning with "
+                                        "`git config advice.ignoredHook false`."),
+                                      path.buf);
+                       }
+               }
                return NULL;
        }
        return path.buf;
@@ -1533,7 +1551,7 @@ static int pp_start_one(struct parallel_processes *pp)
        if (start_command(&pp->children[i].process)) {
                code = pp->start_failure(&pp->children[i].err,
                                         pp->data,
-                                        &pp->children[i].data);
+                                        pp->children[i].data);
                strbuf_addbuf(&pp->buffered_output, &pp->children[i].err);
                strbuf_reset(&pp->children[i].err);
                if (code)
@@ -1601,7 +1619,7 @@ static int pp_collect_finished(struct parallel_processes *pp)
 
                code = pp->task_finished(code,
                                         &pp->children[i].err, pp->data,
-                                        &pp->children[i].data);
+                                        pp->children[i].data);
 
                if (code)
                        result = code;