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ladybird/Ports/git/patches/serenity-hacks.patch
Andreas Kling 1dfc66c7cc Ports: Add git port 
There are various issues with this port that need to be fixed, but it's
at least possible to inspect and modify the SerenityOS repo if I clone
it into the disk image from the outside.

Very cool! :^)
2020-02-20 07:07:33 +01:00

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diff -ru git-2.25.1/commit-graph.c git-2.25.1-serenity/commit-graph.c
--- git-2.25.1/commit-graph.c 2020-02-17 05:47:35.000000000 +0100
+++ git-2.25.1-serenity/commit-graph.c 2020-02-20 06:44:32.062023438 +0100
@@ -130,7 +130,7 @@
error(_("commit-graph file is too small"));
return NULL;
}
- graph_map = xmmap(NULL, graph_size, PROT_READ, MAP_PRIVATE, fd, 0);
+ graph_map = xmmap(NULL, graph_size, PROT_READ, MAP_SHARED, fd, 0);
ret = parse_commit_graph(graph_map, fd, graph_size);
if (!ret) {
diff -ru git-2.25.1/config.c git-2.25.1-serenity/config.c
--- git-2.25.1/config.c 2020-02-17 05:47:35.000000000 +0100
+++ git-2.25.1-serenity/config.c 2020-02-20 06:44:32.062023438 +0100
@@ -2841,7 +2841,7 @@
contents_sz = xsize_t(st.st_size);
contents = xmmap_gently(NULL, contents_sz, PROT_READ,
- MAP_PRIVATE, in_fd, 0);
+ MAP_SHARED, in_fd, 0);
if (contents == MAP_FAILED) {
if (errno == ENODEV && S_ISDIR(st.st_mode))
errno = EISDIR;
diff -ru git-2.25.1/config.mak.uname git-2.25.1-serenity/config.mak.uname
--- git-2.25.1/config.mak.uname 2020-02-17 05:47:35.000000000 +0100
+++ git-2.25.1-serenity/config.mak.uname 2020-02-20 06:20:22.532687832 +0100
@@ -4,12 +4,12 @@
# Microsoft's Safe Exception Handling in libraries (such as zlib).
# Typically required for VS2013+/32-bit compilation on Vista+ versions.
-uname_S := $(shell sh -c 'uname -s 2>/dev/null || echo not')
-uname_M := $(shell sh -c 'uname -m 2>/dev/null || echo not')
-uname_O := $(shell sh -c 'uname -o 2>/dev/null || echo not')
-uname_R := $(shell sh -c 'uname -r 2>/dev/null || echo not')
-uname_P := $(shell sh -c 'uname -p 2>/dev/null || echo not')
-uname_V := $(shell sh -c 'uname -v 2>/dev/null || echo not')
+uname_S :=
+uname_M :=
+uname_O :=
+uname_R :=
+uname_P :=
+uname_V :=
ifdef MSVC
# avoid the MingW and Cygwin configuration sections
diff -ru git-2.25.1/diff.c git-2.25.1-serenity/diff.c
--- git-2.25.1/diff.c 2020-02-17 05:47:35.000000000 +0100
+++ git-2.25.1-serenity/diff.c 2020-02-20 06:44:32.070023410 +0100
@@ -3994,7 +3994,7 @@
fd = open(s->path, O_RDONLY);
if (fd < 0)
goto err_empty;
- s->data = xmmap(NULL, s->size, PROT_READ, MAP_PRIVATE, fd, 0);
+ s->data = xmmap(NULL, s->size, PROT_READ, MAP_SHARED, fd, 0);
close(fd);
s->should_munmap = 1;
diff -ru git-2.25.1/midx.c git-2.25.1-serenity/midx.c
--- git-2.25.1/midx.c 2020-02-17 05:47:35.000000000 +0100
+++ git-2.25.1-serenity/midx.c 2020-02-20 06:44:32.082023367 +0100
@@ -71,7 +71,7 @@
FREE_AND_NULL(midx_name);
- midx_map = xmmap(NULL, midx_size, PROT_READ, MAP_PRIVATE, fd, 0);
+ midx_map = xmmap(NULL, midx_size, PROT_READ, MAP_SHARED, fd, 0);
FLEX_ALLOC_STR(m, object_dir, object_dir);
m->fd = fd;
diff -ru git-2.25.1/pack-bitmap.c git-2.25.1-serenity/pack-bitmap.c
--- git-2.25.1/pack-bitmap.c 2020-02-17 05:47:35.000000000 +0100
+++ git-2.25.1-serenity/pack-bitmap.c 2020-02-20 06:44:32.086023353 +0100
@@ -288,7 +288,7 @@
bitmap_git->pack = packfile;
bitmap_git->map_size = xsize_t(st.st_size);
- bitmap_git->map = xmmap(NULL, bitmap_git->map_size, PROT_READ, MAP_PRIVATE, fd, 0);
+ bitmap_git->map = xmmap(NULL, bitmap_git->map_size, PROT_READ, MAP_SHARED, fd, 0);
bitmap_git->map_pos = 0;
close(fd);
diff -ru git-2.25.1/packfile.c git-2.25.1-serenity/packfile.c
--- git-2.25.1/packfile.c 2020-02-17 05:47:35.000000000 +0100
+++ git-2.25.1-serenity/packfile.c 2020-02-20 06:44:32.086023353 +0100
@@ -97,7 +97,7 @@
close(fd);
return error("index file %s is too small", path);
}
- idx_map = xmmap(NULL, idx_size, PROT_READ, MAP_PRIVATE, fd, 0);
+ idx_map = xmmap(NULL, idx_size, PROT_READ, MAP_SHARED, fd, 0);
close(fd);
ret = load_idx(path, hashsz, idx_map, idx_size, p);
@@ -653,7 +653,7 @@
&& unuse_one_window(p))
; /* nothing */
win->base = xmmap_gently(NULL, win->len,
- PROT_READ, MAP_PRIVATE,
+ PROT_READ, MAP_SHARED,
p->pack_fd, win->offset);
if (win->base == MAP_FAILED)
die_errno("packfile %s cannot be mapped",
diff -ru git-2.25.1/read-cache.c git-2.25.1-serenity/read-cache.c
--- git-2.25.1/read-cache.c 2020-02-17 05:47:35.000000000 +0100
+++ git-2.25.1-serenity/read-cache.c 2020-02-20 06:44:32.090023338 +0100
@@ -2177,7 +2177,7 @@
if (mmap_size < sizeof(struct cache_header) + the_hash_algo->rawsz)
die(_("%s: index file smaller than expected"), path);
- mmap = xmmap_gently(NULL, mmap_size, PROT_READ, MAP_PRIVATE, fd, 0);
+ mmap = xmmap_gently(NULL, mmap_size, PROT_READ, MAP_SHARED, fd, 0);
if (mmap == MAP_FAILED)
die_errno(_("%s: unable to map index file"), path);
close(fd);
diff -ru git-2.25.1/sha1-file.c git-2.25.1-serenity/sha1-file.c
--- git-2.25.1/sha1-file.c 2020-02-17 05:47:35.000000000 +0100
+++ git-2.25.1-serenity/sha1-file.c 2020-02-20 06:44:32.102023295 +0100
@@ -1129,7 +1129,7 @@
close(fd);
return NULL;
}
- map = xmmap(NULL, *size, PROT_READ, MAP_PRIVATE, fd, 0);
+ map = xmmap(NULL, *size, PROT_READ, MAP_SHARED, fd, 0);
}
close(fd);
}
@@ -2073,7 +2073,7 @@
ret = index_mem(istate, oid, buf, size, type, path, flags);
free(buf);
} else {
- void *buf = xmmap(NULL, size, PROT_READ, MAP_PRIVATE, fd, 0);
+ void *buf = xmmap(NULL, size, PROT_READ, MAP_SHARED, fd, 0);
ret = index_mem(istate, oid, buf, size, type, path, flags);
munmap(buf, size);
}
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