build: centos/RHEL 7 ships with an older gcc and zlib

GCC 4.8.5 is the default system compiler on centos7/RHEL7.
This version requires -std=c99 to enable c99 support.

zlib 1.2.7 on centos7/rhel7 lacks uncompress2().

Signed-off-by: David Aguilar <davvid@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
David Aguilar 2022-01-15 18:05:20 -08:00 committed by Junio C Hamano
parent a4bbd13be3
commit ffb9f29809

View File

@ -63,6 +63,11 @@ ifeq ($(uname_S),Linux)
PROCFS_EXECUTABLE_PATH = /proc/self/exe
HAVE_PLATFORM_PROCINFO = YesPlease
COMPAT_OBJS += compat/linux/procinfo.o
# centos7/rhel7 provides gcc 4.8.5 and zlib 1.2.7.
ifneq ($(findstring .el7.,$(uname_R)),)
BASIC_CFLAGS += -std=c99
NO_UNCOMPRESS2 = YesPlease
endif
endif
ifeq ($(uname_S),GNU/kFreeBSD)
HAVE_ALLOCA_H = YesPlease