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make find shell command path customizable #2

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make find shell command path customizable #2

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49 changes: 32 additions & 17 deletions Makefile
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Original file line number Diff line number Diff line change
Expand Up @@ -22,33 +22,33 @@
# The executable file name. Must be specified.
PROGRAM = zzz_pear_test

# C and C++ program compilers. Un-comment and specify for cross-compiling if needed.
# C and C++ program compilers. Un-comment and specify for cross-compiling if needed.
#CC = gcc
#CXX = g++
# Un-comment the following line to compile C programs as C++ ones.
#CC = $(CXX)

# The extra pre-processor and compiler options; applies to both C and C++ compiling as well as LD.
# The extra pre-processor and compiler options; applies to both C and C++ compiling as well as LD.
EXTRA_CFLAGS = -fdata-sections -ffunction-sections

# The extra linker options, e.g. "-lmysqlclient -lz"
EXTRA_LDFLAGS =
EXTRA_LDFLAGS =

# Specify the include dirs, e.g. "-I/usr/include/mysql -I./include -I/usr/include -I/usr/local/include".
INCLUDE =
INCLUDE =

# The C Preprocessor options (notice here "CPP" does not mean "C++"; man cpp for more info.). Actually $(INCLUDE) is included.
# The C Preprocessor options (notice here "CPP" does not mean "C++"; man cpp for more info.). Actually $(INCLUDE) is included.
CPPFLAGS = -Wall -Wextra # helpful for writing better code (behavior-related)

# The options used in linking as well as in any direct use of ld.
# The options used in linking as well as in any direct use of ld.
LDFLAGS =

# The directories in which source files reside.
# If not specified, all subdirectories of the current directory will be added recursively.
SRCDIRS :=
# If not specified, all subdirectories of the current directory will be added recursively.
SRCDIRS :=

# OS specific.
EXTRA_CFLAGS_MACOS =
# OS specific.
EXTRA_CFLAGS_MACOS =
EXTRA_LDFLAGS_MACOS = -Wl,-search_paths_first -Wl,-dead_strip -v # deleting unused code for Pear, for minimal exe size
LDFLAGS_MACOS =
EXTRA_CFLAGS_LINUX =
Expand All @@ -57,21 +57,31 @@ LDFLAGS_LINUX =
EXTRA_CFLAGS_WINDOWS =
EXTRA_LDFLAGS_WINDOWS =
LDFLAGS_WINDOWS =

# Actually process the OS specific flags.
# OS specific binary paths. Change according to your needs.
# Windows has its own find command, which is incompatible with this makefile.
# Hence, may need to specify the full path to the find command as a workaround.
FIND_CMD_MACOS = find
FIND_CMD_LINUX = find
FIND_CMD_WINDOWS = find
# FIND_CMD_WINDOWS = C:\Program Files\Git\usr\bin\find.exe

# Actually process the OS specific flags.
UNAME_S := $(shell uname -s)
ifeq ($(UNAME_S), Darwin) # if MacOS
EXTRA_CFLAGS += $(EXTRA_CFLAGS_MACOS)
EXTRA_LDFLAGS += $(EXTRA_LDFLAGS_MACOS)
LDFLAGS += $(LDFLAGS_MACOS)
FIND_CMD = $(FIND_CMD_MACOS)
else ifeq ($(UNAME_S), Linux) # if Linux
EXTRA_CFLAGS += $(EXTRA_CFLAGS_LINUX)
EXTRA_LDFLAGS += $(EXTRA_LDFLAGS_LINUX)
LDFLAGS += $(LDFLAGS_LINUX)
else # Windows, or... need to specify "MINGW" or "CYGWIN" to correctly detect.
LDFLAGS += $(LDFLAGS_LINUX)
FIND_CMD = $(FIND_CMD_LINUX)
else # Windows, or... need to specify "MINGW" or "CYGWIN" to correctly detect.
EXTRA_CFLAGS += $(EXTRA_CFLAGS_WINDOWS)
EXTRA_LDFLAGS += $(EXTRA_LDFLAGS_WINDOWS)
LDFLAGS += $(LDFLAGS_WINDOWS)
FIND_CMD = $(FIND_CMD_WINDOWS)
endif

#Actually $(INCLUDE) is included in $(CPPFLAGS).
Expand Down Expand Up @@ -101,10 +111,15 @@ ETAGSFLAGS =
CTAGS = ctags
CTAGSFLAGS =

# Following lines can provide useful info if portability issues occur.
# $(info [INFO] current shell: $(SHELL))
# $(info [INFO] current path: $(PATH))

## Stable Section: usually no need to be changed. But you can add more.
##==========================================================================
ifeq ($(SRCDIRS),)
SRCDIRS := $(shell find $(SRCDIRS) -type d)
# SRCDIRS := $(shell find $(SRCDIRS) -type d)
SRCDIRS := $(shell $(FIND_CMD) $(SRCDIRS) -type d)
endif
SOURCES = $(foreach d,$(SRCDIRS),$(wildcard $(addprefix $(d)/*,$(SRCEXTS))))
HEADERS = $(foreach d,$(SRCDIRS),$(wildcard $(addprefix $(d)/*,$(HDREXTS))))
Expand Down Expand Up @@ -228,7 +243,7 @@ help:
@echo "Pear's Generic Makefile for C/C++ Projects"
@echo 'Copyright (C) 2016 Pear <service AT pear DOT hk>'
@echo 'Copyright (C) 2007, 2008 whyglinux <whyglinux AT hotmail DOT com>'
@echo
@echo
@echo 'Usage: make [TARGET]'
@echo 'TARGETS:'
@echo ' all (=make) compile and link.'
Expand All @@ -240,7 +255,7 @@ help:
@echo ' distclean clean objects, the executable and dependencies.'
@echo ' show show variables (for debug use only).'
@echo ' help print this message.'
@echo
@echo
@echo 'Report bugs to <whyglinux AT gmail DOT com>.'

# Show variables (for debug use only.)
Expand Down