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From 922e927710ecc196aa6f60eab1690a113c2a96ee Mon Sep 17 00:00:00 2001
From: Michael Forney <mforney@mforney.org>
Date: Tue, 12 Mar 2019 17:13:45 -0700
Subject: [PATCH] Avoid statement expressions min/max
---
include/c.h | 24 ++++++++++--------------
lib/mbsalign.c | 2 +-
libfdisk/src/alignment.c | 8 ++++----
libfdisk/src/context.c | 4 ++--
libfdisk/src/gpt.c | 4 ++--
libsmartcols/src/calculate.c | 8 ++++----
libsmartcols/src/column.c | 2 +-
7 files changed, 24 insertions(+), 28 deletions(-)
diff --git a/include/c.h b/include/c.h
index 66fefe2a2..d7eeb699e 100644
--- a/include/c.h
+++ b/include/c.h
@@ -126,21 +126,17 @@
# define FALSE 0
#endif
-#ifndef min
-# define min(x, y) __extension__ ({ \
- __typeof__(x) _min1 = (x); \
- __typeof__(y) _min2 = (y); \
- (void) (&_min1 == &_min2); \
- _min1 < _min2 ? _min1 : _min2; })
-#endif
+static inline uintmax_t
+umax(uintmax_t x, uintmax_t y)
+{
+ return x > y ? x : y;
+}
-#ifndef max
-# define max(x, y) __extension__ ({ \
- __typeof__(x) _max1 = (x); \
- __typeof__(y) _max2 = (y); \
- (void) (&_max1 == &_max2); \
- _max1 > _max2 ? _max1 : _max2; })
-#endif
+static inline uintmax_t
+umin(uintmax_t x, uintmax_t y)
+{
+ return x < y ? x : y;
+}
#ifndef cmp_numbers
# define cmp_numbers(x, y) __extension__ ({ \
diff --git a/lib/mbsalign.c b/lib/mbsalign.c
index e251202af..f3ea1a2df 100644
--- a/lib/mbsalign.c
+++ b/lib/mbsalign.c
@@ -614,7 +614,7 @@ mbsalign_unibyte:
dest = mbs_align_pad (dest, dest_end, start_spaces, padchar);
space_left = dest_end - dest;
- dest = mempcpy (dest, str_to_print, min (n_used_bytes, space_left));
+ dest = mempcpy (dest, str_to_print, umin (n_used_bytes, space_left));
mbs_align_pad (dest, dest_end, end_spaces, padchar);
}
#ifdef HAVE_WIDECHAR
diff --git a/libfdisk/src/alignment.c b/libfdisk/src/alignment.c
index 3d0254634..91f6d1f7d 100644
--- a/libfdisk/src/alignment.c
+++ b/libfdisk/src/alignment.c
@@ -38,7 +38,7 @@
*/
static int lba_is_aligned(struct fdisk_context *cxt, uintmax_t lba)
{
- unsigned long granularity = max(cxt->phy_sector_size, cxt->min_io_size);
+ unsigned long granularity = umax(cxt->phy_sector_size, cxt->min_io_size);
uintmax_t offset;
if (cxt->grain > granularity)
@@ -54,7 +54,7 @@ static int lba_is_aligned(struct fdisk_context *cxt, uintmax_t lba)
*/
static int lba_is_phy_aligned(struct fdisk_context *cxt, fdisk_sector_t lba)
{
- unsigned long granularity = max(cxt->phy_sector_size, cxt->min_io_size);
+ unsigned long granularity = umax(cxt->phy_sector_size, cxt->min_io_size);
uintmax_t offset = (lba * cxt->sector_size) % granularity;
return !((granularity + cxt->alignment_offset - offset) % granularity);
@@ -103,7 +103,7 @@ fdisk_sector_t fdisk_align_lba(struct fdisk_context *cxt, fdisk_sector_t lba, in
* according the offset to be on the physical boundary.
*/
/* fprintf(stderr, "LBA: %llu apply alignment_offset\n", res); */
- res -= (max(cxt->phy_sector_size, cxt->min_io_size) -
+ res -= (umax(cxt->phy_sector_size, cxt->min_io_size) -
cxt->alignment_offset) / cxt->sector_size;
if (direction == FDISK_ALIGN_UP && res < lba)
@@ -398,7 +398,7 @@ int fdisk_apply_user_device_properties(struct fdisk_context *cxt)
fdisk_reset_alignment(cxt);
if (cxt->user_grain) {
- unsigned long granularity = max(cxt->phy_sector_size, cxt->min_io_size);
+ unsigned long granularity = umax(cxt->phy_sector_size, cxt->min_io_size);
cxt->grain = cxt->user_grain < granularity ? granularity : cxt->user_grain;
DBG(CXT, ul_debugobj(cxt, "new grain: %lu", cxt->grain));
diff --git a/libfdisk/src/context.c b/libfdisk/src/context.c
index 206627849..6c3a17b98 100644
--- a/libfdisk/src/context.c
+++ b/libfdisk/src/context.c
@@ -894,7 +894,7 @@ int fdisk_reread_changes(struct fdisk_context *cxt, struct fdisk_table *org)
/* the current layout */
fdisk_get_partitions(cxt, &tb);
/* maximal number of partitions */
- nparts = max(fdisk_table_get_nents(tb), fdisk_table_get_nents(org));
+ nparts = umax(fdisk_table_get_nents(tb), fdisk_table_get_nents(org));
while (fdisk_diff_tables(org, tb, &itr, &pa, &change) == 0) {
if (change == FDISK_DIFF_UNCHANGED)
@@ -951,7 +951,7 @@ int fdisk_reread_changes(struct fdisk_context *cxt, struct fdisk_table *org)
/* Let's follow the Linux kernel and reduce
* DOS extended partition to 1 or 2 sectors.
*/
- sz = min(sz, (uint64_t) 2);
+ sz = umin(sz, (uint64_t) 2);
if (partx_add_partition(cxt->dev_fd, pa->partno + 1,
pa->start * ssf, sz) != 0) {
diff --git a/libfdisk/src/gpt.c b/libfdisk/src/gpt.c
index 29fcffa59..5e95b205d 100644
--- a/libfdisk/src/gpt.c
+++ b/libfdisk/src/gpt.c
@@ -504,7 +504,7 @@ static int gpt_mknew_pmbr(struct fdisk_context *cxt)
pmbr->partition_record[0].end_track = 0xFF;
pmbr->partition_record[0].starting_lba = cpu_to_le32(1);
pmbr->partition_record[0].size_in_lba =
- cpu_to_le32((uint32_t) min( cxt->total_sectors - 1ULL, 0xFFFFFFFFULL) );
+ cpu_to_le32((uint32_t) umin(cxt->total_sectors - 1ULL, 0xFFFFFFFFULL));
return 0;
}
@@ -931,7 +931,7 @@ static int valid_pmbr(struct fdisk_context *cxt)
/* Note that gpt_write_pmbr() overwrites PMBR, but we want to keep it valid already
* in memory too to disable warnings when valid_pmbr() called next time */
pmbr->partition_record[part].size_in_lba =
- cpu_to_le32((uint32_t) min( cxt->total_sectors - 1ULL, 0xFFFFFFFFULL) );
+ cpu_to_le32((uint32_t) umin(cxt->total_sectors - 1ULL, 0xFFFFFFFFULL));
fdisk_label_set_changed(cxt->label, 1);
}
}
diff --git a/libsmartcols/src/calculate.c b/libsmartcols/src/calculate.c
index b6137fd23..ed6e8dd25 100644
--- a/libsmartcols/src/calculate.c
+++ b/libsmartcols/src/calculate.c
@@ -57,7 +57,7 @@ static int count_cell_width(struct libscols_table *tb,
if (len == (size_t) -1) /* ignore broken multibyte strings */
len = 0;
- cl->width_max = max(len, cl->width_max);
+ cl->width_max = umax(len, cl->width_max);
if (cl->is_extreme && cl->width_avg && len > cl->width_avg * 2)
return 0;
@@ -66,10 +66,10 @@ static int count_cell_width(struct libscols_table *tb,
cl->extreme_sum += len;
cl->extreme_count++;
}
- cl->width = max(len, cl->width);
+ cl->width = umax(len, cl->width);
if (scols_column_is_tree(cl)) {
size_t treewidth = buffer_get_safe_art_size(buf);
- cl->width_treeart = max(cl->width_treeart, treewidth);
+ cl->width_treeart = umax(cl->width_treeart, treewidth);
}
return 0;
}
@@ -115,7 +115,7 @@ static int count_column_width(struct libscols_table *tb,
if (data) {
size_t len = scols_table_is_noencoding(tb) ?
mbs_width(data) : mbs_safe_width(data);
- cl->width_min = max(cl->width_min, len);
+ cl->width_min = umax(cl->width_min, len);
} else
no_header = 1;
diff --git a/libsmartcols/src/column.c b/libsmartcols/src/column.c
index c11df69f5..1285d42e6 100644
--- a/libsmartcols/src/column.c
+++ b/libsmartcols/src/column.c
@@ -347,7 +347,7 @@ size_t scols_wrapnl_chunksize(const struct libscols_column *cl __attribute__((un
mbs_width(data) :
mbs_safe_width(data);
}
- sum = max(sum, sz);
+ sum = umax(sum, sz);
data = p;
}
--
2.29.2
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