Add URL parameter 'ignorews' for optionally ignoring whitespace in diffs

[ps-cgit] / shared.c

diff --git a/shared.c b/shared.c
index 7cf1e59a2bdac66900592cc87827332b767eb492..d0973ab8dfa50fd77fadf59d6111c7df5f62c97e 100644 (file)
--- a/shared.c
+++ b/shared.c
@@ -263,7 +263,7 @@ int filediff_cb(void *priv, mmbuffer_t *mb, int nbuf)
 int cgit_diff_files(const unsigned char *old_sha1,
                    const unsigned char *new_sha1, unsigned long *old_size,
                    unsigned long *new_size, int *binary, int context,
-                   linediff_fn fn)
+                   int ignorews, linediff_fn fn)
 {
        mmfile_t file1, file2;
        xpparam_t diff_params;
@@ -286,6 +286,8 @@ int cgit_diff_files(const unsigned char *old_sha1,
        memset(&emit_params, 0, sizeof(emit_params));
        memset(&emit_cb, 0, sizeof(emit_cb));
        diff_params.flags = XDF_NEED_MINIMAL;
+       if (ignorews)
+               diff_params.flags |= XDF_IGNORE_WHITESPACE;
        emit_params.ctxlen = context > 0 ? context : 3;
        emit_params.flags = XDL_EMIT_FUNCNAMES;
        emit_cb.outf = filediff_cb;
@@ -296,7 +298,7 @@ int cgit_diff_files(const unsigned char *old_sha1,
 
 void cgit_diff_tree(const unsigned char *old_sha1,
                    const unsigned char *new_sha1,
-                   filepair_fn fn, const char *prefix)
+                   filepair_fn fn, const char *prefix, int ignorews)
 {
        struct diff_options opt;
        int ret;
@@ -307,6 +309,8 @@ void cgit_diff_tree(const unsigned char *old_sha1,
        opt.detect_rename = 1;
        opt.rename_limit = ctx.cfg.renamelimit;
        DIFF_OPT_SET(&opt, RECURSIVE);
+       if (ignorews)
+               DIFF_XDL_SET(&opt, IGNORE_WHITESPACE);
        opt.format_callback = cgit_diff_tree_cb;
        opt.format_callback_data = fn;
        if (prefix) {
@@ -331,7 +335,8 @@ void cgit_diff_commit(struct commit *commit, filepair_fn fn)
 
        if (commit->parents)
                old_sha1 = commit->parents->item->object.sha1;
-       cgit_diff_tree(old_sha1, commit->object.sha1, fn, NULL);
+       cgit_diff_tree(old_sha1, commit->object.sha1, fn, NULL,
+                      ctx.qry.ignorews);
 }
 
 int cgit_parse_snapshots_mask(const char *str)