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From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Peter Jones <pjones@redhat.com>
Date: Thu, 11 Jul 2019 18:03:25 +0200
Subject: [PATCH] Attempt to fix up all the places -Wsign-compare=error finds.
Signed-off-by: Peter Jones <pjones@redhat.com>
---
grub-core/kern/emu/misc.c | 2 +-
grub-core/lib/reed_solomon.c | 4 +-
grub-core/osdep/linux/blocklist.c | 2 +-
grub-core/osdep/linux/getroot.c | 2 +-
grub-core/osdep/linux/hostdisk.c | 2 +-
util/grub-fstest.c | 2 +-
util/grub-menulst2cfg.c | 2 +-
util/grub-mkfont.c | 13 +-
util/grub-probe.c | 2 +-
util/grub-rpm-sort.c | 2 +-
util/setup.c | 2 +-
bootstrap.conf | 3 +-
.../gnulib-patches/fix-sign-compare-errors.patch | 161 +++++++++++++++++++++
13 files changed, 181 insertions(+), 18 deletions(-)
create mode 100644 grub-core/lib/gnulib-patches/fix-sign-compare-errors.patch
diff --git a/grub-core/kern/emu/misc.c b/grub-core/kern/emu/misc.c
index eeea092752d..f08a1bb8415 100644
--- a/grub-core/kern/emu/misc.c
+++ b/grub-core/kern/emu/misc.c
@@ -189,7 +189,7 @@ grub_util_get_image_size (const char *path)
sz = ftello (f);
if (sz < 0)
grub_util_error (_("cannot open `%s': %s"), path, strerror (errno));
- if (sz != (size_t) sz)
+ if (sz > (off_t)(GRUB_SIZE_MAX >> 1))
grub_util_error (_("file `%s' is too big"), path);
ret = (size_t) sz;
diff --git a/grub-core/lib/reed_solomon.c b/grub-core/lib/reed_solomon.c
index 467305b46ab..79037c093f7 100644
--- a/grub-core/lib/reed_solomon.c
+++ b/grub-core/lib/reed_solomon.c
@@ -157,7 +157,7 @@ static void
rs_encode (gf_single_t *data, grub_size_t s, grub_size_t rs)
{
gf_single_t *rs_polynomial;
- int i, j;
+ unsigned int i, j;
gf_single_t *m;
m = xcalloc (s + rs, sizeof (gf_single_t));
grub_memcpy (m, data, s * sizeof (gf_single_t));
@@ -324,7 +324,7 @@ static void
encode_block (gf_single_t *ptr, grub_size_t s,
gf_single_t *rptr, grub_size_t rs)
{
- int i, j;
+ unsigned int i, j;
for (i = 0; i < SECTOR_SIZE; i++)
{
grub_size_t ds = (s + SECTOR_SIZE - 1 - i) / SECTOR_SIZE;
diff --git a/grub-core/osdep/linux/blocklist.c b/grub-core/osdep/linux/blocklist.c
index c77d6085ccb..42a315031ff 100644
--- a/grub-core/osdep/linux/blocklist.c
+++ b/grub-core/osdep/linux/blocklist.c
@@ -109,7 +109,7 @@ grub_install_get_blocklist (grub_device_t root_dev,
else
{
struct fiemap *fie2;
- int i;
+ unsigned int i;
fie2 = xmalloc (sizeof (*fie2)
+ fie1.fm_mapped_extents
* sizeof (fie1.fm_extents[1]));
diff --git a/grub-core/osdep/linux/getroot.c b/grub-core/osdep/linux/getroot.c
index 28790307e00..9f730b35189 100644
--- a/grub-core/osdep/linux/getroot.c
+++ b/grub-core/osdep/linux/getroot.c
@@ -236,7 +236,7 @@ grub_find_root_devices_from_btrfs (const char *dir)
{
int fd;
struct btrfs_ioctl_fs_info_args fsi;
- int i, j = 0;
+ unsigned int i, j = 0;
char **ret;
fd = open (dir, 0);
diff --git a/grub-core/osdep/linux/hostdisk.c b/grub-core/osdep/linux/hostdisk.c
index da62f924e35..7bc99ac1c1d 100644
--- a/grub-core/osdep/linux/hostdisk.c
+++ b/grub-core/osdep/linux/hostdisk.c
@@ -83,7 +83,7 @@ grub_util_get_fd_size_os (grub_util_fd_t fd, const char *name, unsigned *log_sec
if (sector_size & (sector_size - 1) || !sector_size)
return -1;
for (log_sector_size = 0;
- (1 << log_sector_size) < sector_size;
+ (1U << log_sector_size) < sector_size;
log_sector_size++);
if (log_secsize)
diff --git a/util/grub-fstest.c b/util/grub-fstest.c
index 83865642009..bfcef852d83 100644
--- a/util/grub-fstest.c
+++ b/util/grub-fstest.c
@@ -323,7 +323,7 @@ cmd_cmp (char *src, char *dest)
read_file (src, cmp_hook, ff);
{
- grub_uint64_t pre;
+ long long pre;
pre = ftell (ff);
fseek (ff, 0, SEEK_END);
if (pre != ftell (ff))
diff --git a/util/grub-menulst2cfg.c b/util/grub-menulst2cfg.c
index a39f8693947..358d604210b 100644
--- a/util/grub-menulst2cfg.c
+++ b/util/grub-menulst2cfg.c
@@ -34,7 +34,7 @@ main (int argc, char **argv)
char *buf = NULL;
size_t bufsize = 0;
char *suffix = xstrdup ("");
- int suffixlen = 0;
+ size_t suffixlen = 0;
const char *out_fname = 0;
grub_util_host_init (&argc, &argv);
diff --git a/util/grub-mkfont.c b/util/grub-mkfont.c
index 0fe45a6103d..3e09240b99f 100644
--- a/util/grub-mkfont.c
+++ b/util/grub-mkfont.c
@@ -138,7 +138,8 @@ add_glyph (struct grub_font_info *font_info, FT_UInt glyph_idx, FT_Face face,
int width, height;
int cuttop, cutbottom, cutleft, cutright;
grub_uint8_t *data;
- int mask, i, j, bitmap_size;
+ int mask, i, bitmap_size;
+ unsigned int j;
FT_GlyphSlot glyph;
int flag = FT_LOAD_RENDER | FT_LOAD_MONOCHROME;
FT_Error err;
@@ -183,7 +184,7 @@ add_glyph (struct grub_font_info *font_info, FT_UInt glyph_idx, FT_Face face,
cuttop = cutbottom = cutleft = cutright = 0;
else
{
- for (cuttop = 0; cuttop < glyph->bitmap.rows; cuttop++)
+ for (cuttop = 0; cuttop < (long)glyph->bitmap.rows; cuttop++)
{
for (j = 0; j < glyph->bitmap.width; j++)
if (glyph->bitmap.buffer[j / 8 + cuttop * glyph->bitmap.pitch]
@@ -203,10 +204,10 @@ add_glyph (struct grub_font_info *font_info, FT_UInt glyph_idx, FT_Face face,
break;
}
cutbottom = glyph->bitmap.rows - 1 - cutbottom;
- if (cutbottom + cuttop >= glyph->bitmap.rows)
+ if (cutbottom + cuttop >= (long)glyph->bitmap.rows)
cutbottom = 0;
- for (cutleft = 0; cutleft < glyph->bitmap.width; cutleft++)
+ for (cutleft = 0; cutleft < (long)glyph->bitmap.width; cutleft++)
{
for (j = 0; j < glyph->bitmap.rows; j++)
if (glyph->bitmap.buffer[cutleft / 8 + j * glyph->bitmap.pitch]
@@ -225,7 +226,7 @@ add_glyph (struct grub_font_info *font_info, FT_UInt glyph_idx, FT_Face face,
break;
}
cutright = glyph->bitmap.width - 1 - cutright;
- if (cutright + cutleft >= glyph->bitmap.width)
+ if (cutright + cutleft >= (long)glyph->bitmap.width)
cutright = 0;
}
@@ -262,7 +263,7 @@ add_glyph (struct grub_font_info *font_info, FT_UInt glyph_idx, FT_Face face,
mask = 0;
data = &glyph_info->bitmap[0] - 1;
- for (j = cuttop; j < height + cuttop; j++)
+ for (j = cuttop; j < (long)height + cuttop; j++)
for (i = cutleft; i < width + cutleft; i++)
add_pixel (&data, &mask,
glyph->bitmap.buffer[i / 8 + j * glyph->bitmap.pitch] &
diff --git a/util/grub-probe.c b/util/grub-probe.c
index c08e46bbb40..c6fac732b40 100644
--- a/util/grub-probe.c
+++ b/util/grub-probe.c
@@ -798,7 +798,7 @@ argp_parser (int key, char *arg, struct argp_state *state)
case 't':
{
- int i;
+ unsigned int i;
for (i = PRINT_FS; i < ARRAY_SIZE (targets); i++)
if (strcmp (arg, targets[i]) == 0)
diff --git a/util/grub-rpm-sort.c b/util/grub-rpm-sort.c
index f33bd1ed568..8345944105f 100644
--- a/util/grub-rpm-sort.c
+++ b/util/grub-rpm-sort.c
@@ -232,7 +232,7 @@ main (int argc, char *argv[])
struct arguments arguments;
char **package_names = NULL;
size_t n_package_names = 0;
- int i;
+ unsigned int i;
grub_util_host_init (&argc, &argv);
diff --git a/util/setup.c b/util/setup.c
index da5f2c07f50..8b22bb8ccac 100644
--- a/util/setup.c
+++ b/util/setup.c
@@ -406,7 +406,7 @@ SETUP (const char *dir,
int is_ldm;
grub_err_t err;
grub_disk_addr_t *sectors;
- int i;
+ unsigned int i;
grub_fs_t fs;
unsigned int nsec, maxsec;
diff --git a/bootstrap.conf b/bootstrap.conf
index 6b043fc354c..186be9c48ce 100644
--- a/bootstrap.conf
+++ b/bootstrap.conf
@@ -80,7 +80,8 @@ cp -a INSTALL INSTALL.grub
bootstrap_post_import_hook () {
set -e
for patchname in fix-base64 fix-null-deref fix-null-state-deref fix-regcomp-uninit-token \
- fix-regexec-null-deref fix-uninit-structure fix-unused-value fix-width no-abort; do
+ fix-regexec-null-deref fix-uninit-structure fix-unused-value fix-width no-abort \
+ fix-sign-compare-errors; do
patch -d grub-core/lib/gnulib -p2 \
< "grub-core/lib/gnulib-patches/$patchname.patch"
done
diff --git a/grub-core/lib/gnulib-patches/fix-sign-compare-errors.patch b/grub-core/lib/gnulib-patches/fix-sign-compare-errors.patch
new file mode 100644
index 00000000000..479029c0565
--- /dev/null
+++ b/grub-core/lib/gnulib-patches/fix-sign-compare-errors.patch
@@ -0,0 +1,161 @@
+diff --git a/lib/regcomp.c b/lib/regcomp.c
+index cc85f35ac58..361079d82d6 100644
+--- a/lib/regcomp.c
++++ b/lib/regcomp.c
+@@ -322,7 +322,7 @@ re_compile_fastmap_iter (regex_t *bufp, const re_dfastate_t *init_state,
+ *p++ = dfa->nodes[node].opr.c;
+ memset (&state, '\0', sizeof (state));
+ if (__mbrtowc (&wc, (const char *) buf, p - buf,
+- &state) == p - buf
++ &state) == (size_t)(p - buf)
+ && (__wcrtomb ((char *) buf, __towlower (wc), &state)
+ != (size_t) -1))
+ re_set_fastmap (fastmap, false, buf[0]);
+@@ -3778,7 +3778,7 @@ fetch_number (re_string_t *input, re_token_t *token, reg_syntax_t syntax)
+ num = ((token->type != CHARACTER || c < '0' || '9' < c || num == -2)
+ ? -2
+ : num == -1
+- ? c - '0'
++ ? (Idx)(c - '0')
+ : MIN (RE_DUP_MAX + 1, num * 10 + c - '0'));
+ }
+ return num;
+diff --git a/lib/regex_internal.c b/lib/regex_internal.c
+index 9004ce809eb..193a1e3d332 100644
+--- a/lib/regex_internal.c
++++ b/lib/regex_internal.c
+@@ -233,7 +233,7 @@ build_wcs_buffer (re_string_t *pstr)
+ /* Apply the translation if we need. */
+ if (__glibc_unlikely (pstr->trans != NULL))
+ {
+- int i, ch;
++ unsigned int i, ch;
+
+ for (i = 0; i < pstr->mb_cur_max && i < remain_len; ++i)
+ {
+@@ -376,7 +376,7 @@ build_wcs_upper_buffer (re_string_t *pstr)
+ prev_st = pstr->cur_state;
+ if (__glibc_unlikely (pstr->trans != NULL))
+ {
+- int i, ch;
++ unsigned int i, ch;
+
+ for (i = 0; i < pstr->mb_cur_max && i < remain_len; ++i)
+ {
+@@ -754,7 +754,7 @@ re_string_reconstruct (re_string_t *pstr, Idx idx, int eflags)
+ memset (&cur_state, 0, sizeof (cur_state));
+ mbclen = __mbrtowc (&wc2, (const char *) pp, mlen,
+ &cur_state);
+- if (raw + offset - p <= mbclen
++ if ((size_t)(raw + offset - p) <= mbclen
+ && mbclen < (size_t) -2)
+ {
+ memset (&pstr->cur_state, '\0',
+diff --git a/lib/regex_internal.h b/lib/regex_internal.h
+index 5462419b787..e0f8292395d 100644
+--- a/lib/regex_internal.h
++++ b/lib/regex_internal.h
+@@ -425,7 +425,7 @@ struct re_string_t
+ unsigned char offsets_needed;
+ unsigned char newline_anchor;
+ unsigned char word_ops_used;
+- int mb_cur_max;
++ unsigned int mb_cur_max;
+ };
+ typedef struct re_string_t re_string_t;
+
+@@ -702,7 +702,7 @@ struct re_dfa_t
+ unsigned int is_utf8 : 1;
+ unsigned int map_notascii : 1;
+ unsigned int word_ops_used : 1;
+- int mb_cur_max;
++ unsigned int mb_cur_max;
+ bitset_t word_char;
+ reg_syntax_t syntax;
+ Idx *subexp_map;
+diff --git a/lib/regexec.c b/lib/regexec.c
+index 0a7a27b772e..b57d4f9141d 100644
+--- a/lib/regexec.c
++++ b/lib/regexec.c
+@@ -443,7 +443,7 @@ re_search_stub (struct re_pattern_buffer *bufp, const char *string, Idx length,
+ {
+ if (ret_len)
+ {
+- assert (pmatch[0].rm_so == start);
++ assert (pmatch[0].rm_so == (long)start);
+ rval = pmatch[0].rm_eo - start;
+ }
+ else
+@@ -877,11 +877,11 @@ re_search_internal (const regex_t *preg, const char *string, Idx length,
+ if (__glibc_unlikely (mctx.input.offsets_needed != 0))
+ {
+ pmatch[reg_idx].rm_so =
+- (pmatch[reg_idx].rm_so == mctx.input.valid_len
++ (pmatch[reg_idx].rm_so == (long)mctx.input.valid_len
+ ? mctx.input.valid_raw_len
+ : mctx.input.offsets[pmatch[reg_idx].rm_so]);
+ pmatch[reg_idx].rm_eo =
+- (pmatch[reg_idx].rm_eo == mctx.input.valid_len
++ (pmatch[reg_idx].rm_eo == (long)mctx.input.valid_len
+ ? mctx.input.valid_raw_len
+ : mctx.input.offsets[pmatch[reg_idx].rm_eo]);
+ }
+@@ -1418,11 +1418,11 @@ set_regs (const regex_t *preg, const re_match_context_t *mctx, size_t nmatch,
+ }
+ memcpy (prev_idx_match, pmatch, sizeof (regmatch_t) * nmatch);
+
+- for (idx = pmatch[0].rm_so; idx <= pmatch[0].rm_eo ;)
++ for (idx = pmatch[0].rm_so; idx <= (long)pmatch[0].rm_eo ;)
+ {
+ update_regs (dfa, pmatch, prev_idx_match, cur_node, idx, nmatch);
+
+- if (idx == pmatch[0].rm_eo && cur_node == mctx->last_node)
++ if (idx == (long)pmatch[0].rm_eo && cur_node == mctx->last_node)
+ {
+ Idx reg_idx;
+ if (fs)
+@@ -1519,7 +1519,7 @@ update_regs (const re_dfa_t *dfa, regmatch_t *pmatch,
+ if (reg_num < nmatch)
+ {
+ /* We are at the last node of this sub expression. */
+- if (pmatch[reg_num].rm_so < cur_idx)
++ if (pmatch[reg_num].rm_so < (long)cur_idx)
+ {
+ pmatch[reg_num].rm_eo = cur_idx;
+ /* This is a non-empty match or we are not inside an optional
+@@ -2938,7 +2938,7 @@ check_arrival (re_match_context_t *mctx, state_array_t *path, Idx top_node,
+ mctx->state_log[str_idx] = cur_state;
+ }
+
+- for (null_cnt = 0; str_idx < last_str && null_cnt <= mctx->max_mb_elem_len;)
++ for (null_cnt = 0; str_idx < last_str && null_cnt <= (long)mctx->max_mb_elem_len;)
+ {
+ re_node_set_empty (&next_nodes);
+ if (mctx->state_log[str_idx + 1])
+@@ -3718,7 +3718,7 @@ check_node_accept_bytes (const re_dfa_t *dfa, Idx node_idx,
+ const re_string_t *input, Idx str_idx)
+ {
+ const re_token_t *node = dfa->nodes + node_idx;
+- int char_len, elem_len;
++ unsigned int char_len, elem_len;
+ Idx i;
+
+ if (__glibc_unlikely (node->type == OP_UTF8_PERIOD))
+@@ -4066,7 +4066,7 @@ extend_buffers (re_match_context_t *mctx, int min_len)
+ /* Double the lengths of the buffers, but allocate at least MIN_LEN. */
+ ret = re_string_realloc_buffers (pstr,
+ MAX (min_len,
+- MIN (pstr->len, pstr->bufs_len * 2)));
++ MIN ((long)pstr->len, pstr->bufs_len * 2)));
+ if (__glibc_unlikely (ret != REG_NOERROR))
+ return ret;
+
+@@ -4236,7 +4236,7 @@ match_ctx_add_entry (re_match_context_t *mctx, Idx node, Idx str_idx, Idx from,
+ = (from == to ? -1 : 0);
+
+ mctx->bkref_ents[mctx->nbkref_ents++].more = 0;
+- if (mctx->max_mb_elem_len < to - from)
++ if (mctx->max_mb_elem_len < (long)(to - from))
+ mctx->max_mb_elem_len = to - from;
+ return REG_NOERROR;
+ }
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