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More compiler warning flags

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This commit is contained in:
Yuxuan Shui 2018-08-22 14:25:40 +01:00
parent 4940a93f03
commit 3ce59930a4
4 changed files with 24 additions and 16 deletions
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24
Makefile
View file

@ -16,7 +16,11 @@ INCS =
OBJS = compton.o config.o
# === Configuration flags ===
CFG = -std=c11 -D_GNU_SOURCE
CFG = -std=c11 -D_GNU_SOURCE -Wall -Wextra -Wno-unused-parameter
ifeq "$(CC)" "clang"
CFG += -Wconditional-uninitialized
endif
# ==== Xinerama ====
# Enables support for --xinerama-shadow-crop
@ -112,24 +116,22 @@ LDFLAGS ?= -Wl,-O1 -Wl,--as-needed
BUILD_TYPE ?= "Debug"
ifeq "$(BUILD_TYPE)" "Release"
CFLAGS += -DNDEBUG -O2 -D_FORTIFY_SOURCE=2
CFG += -DNDEBUG -O2 -D_FORTIFY_SOURCE=2
else ifeq "$(BUILD_TYPE)" "Debug"
CFLAGS += -ggdb -Wshadow
CFG += -ggdb -Wshadow
endif
ifeq "$(ENABLE_SAN)" "1"
CFLAGS += -fsanitize=address,undefined
CFG += -fsanitize=address,undefined
else ifeq "$(ENABLE_SAN)" "thread"
CFLAGS += -fsanitize=thread
CFG += -fsanitize=thread
else ifeq "$(ENABLE_SAN)" "memory"
CFLAGS += -fsanitize=memory
CFG += -fsanitize=memory
endif
LIBS += $(shell pkg-config --libs $(PACKAGES))
INCS += $(shell pkg-config --cflags $(PACKAGES))
CFLAGS += -Wall -Wimplicit-fallthrough
BINS = compton bin/compton-trans
MANPAGES = man/compton.1 man/compton-trans.1
MANPAGES_HTML = $(addsuffix .html,$(MANPAGES))
@ -138,7 +140,7 @@ MANPAGES_HTML = $(addsuffix .html,$(MANPAGES))
.DEFAULT_GOAL := compton
src/.clang_complete: Makefile
@(for i in $(filter-out -O% -DNDEBUG, $(CFG) $(CPPFLAGS) $(CFLAGS) $(INCS)); do echo "$$i"; done) > $@
@(for i in $(filter-out -O% -DNDEBUG, $(CFG) $(CPPFLAGS) $(INCS)); do echo "$$i"; done) > $@
.deps:
mkdir -p .deps
@ -149,10 +151,10 @@ src/.clang_complete: Makefile
$(CC) -M $(CPPFLAGS) $< > $@.$$$$; \
sed 's,\($*\)\.o[ :]*,\1.o $@ : ,g' < $@.$$$$ > $(DEP); \
rm -f $@.$$$$
$(CC) $(CFG) $(CPPFLAGS) $(CFLAGS) $(INCS) -c src/$*.c
$(CC) $(CFG) $(CPPFLAGS) $(INCS) -c src/$*.c
compton: $(OBJS)
$(CC) $(CFG) $(CPPFLAGS) $(LDFLAGS) $(CFLAGS) -o $@ $(OBJS) $(LIBS)
$(CC) $(CFG) $(CPPFLAGS) $(LDFLAGS) -o $@ $(OBJS) $(LIBS)
man/%.1: man/%.1.asciidoc
a2x --format manpage $<

5
src/common.h
View file

@ -2014,8 +2014,9 @@ rect_crop(XRectangle *pdst, const XRectangle *psrc, const XRectangle *pbound) {
*/
static inline bool
rect_is_fullscreen(session_t *ps, int x, int y, unsigned wid, unsigned hei) {
return (x <= 0 && y <= 0
&& (x + wid) >= ps->root_width && (y + hei) >= ps->root_height);
return (x <= 0 && y <= 0 &&
(x + wid) >= (unsigned int)ps->root_width &&
(y + hei) >= (unsigned int)ps->root_height);
}
/**

2
src/config.c
View file

@ -170,7 +170,7 @@ parse_conv_kern_lst(session_t *ps, const char *src, XFixed **dest, int max) {
{ "9x9gaussian", "9,9,0.000000,0.000000,0.000001,0.000006,0.000012,0.000006,0.000001,0.000000,0.000000,0.000000,0.000003,0.000102,0.000849,0.001723,0.000849,0.000102,0.000003,0.000000,0.000001,0.000102,0.003493,0.029143,0.059106,0.029143,0.003493,0.000102,0.000001,0.000006,0.000849,0.029143,0.243117,0.493069,0.243117,0.029143,0.000849,0.000006,0.000012,0.001723,0.059106,0.493069,0.493069,0.059106,0.001723,0.000012,0.000006,0.000849,0.029143,0.243117,0.493069,0.243117,0.029143,0.000849,0.000006,0.000001,0.000102,0.003493,0.029143,0.059106,0.029143,0.003493,0.000102,0.000001,0.000000,0.000003,0.000102,0.000849,0.001723,0.000849,0.000102,0.000003,0.000000,0.000000,0.000000,0.000001,0.000006,0.000012,0.000006,0.000001,0.000000,0.000000," },
{ "11x11gaussian", "11,11,0.000000,0.000000,0.000000,0.000000,0.000000,0.000000,0.000000,0.000000,0.000000,0.000000,0.000000,0.000000,0.000000,0.000000,0.000001,0.000006,0.000012,0.000006,0.000001,0.000000,0.000000,0.000000,0.000000,0.000000,0.000003,0.000102,0.000849,0.001723,0.000849,0.000102,0.000003,0.000000,0.000000,0.000000,0.000001,0.000102,0.003493,0.029143,0.059106,0.029143,0.003493,0.000102,0.000001,0.000000,0.000000,0.000006,0.000849,0.029143,0.243117,0.493069,0.243117,0.029143,0.000849,0.000006,0.000000,0.000000,0.000012,0.001723,0.059106,0.493069,0.493069,0.059106,0.001723,0.000012,0.000000,0.000000,0.000006,0.000849,0.029143,0.243117,0.493069,0.243117,0.029143,0.000849,0.000006,0.000000,0.000000,0.000001,0.000102,0.003493,0.029143,0.059106,0.029143,0.003493,0.000102,0.000001,0.000000,0.000000,0.000000,0.000003,0.000102,0.000849,0.001723,0.000849,0.000102,0.000003,0.000000,0.000000,0.000000,0.000000,0.000000,0.000001,0.000006,0.000012,0.000006,0.000001,0.000000,0.000000,0.000000,0.000000,0.000000,0.000000,0.000000,0.000000,0.000000,0.000000,0.000000,0.000000,0.000000,0.000000," },
};
for (int i = 0;
for (unsigned int i = 0;
i < sizeof(CONV_KERN_PREDEF) / sizeof(CONV_KERN_PREDEF[0]); ++i)
if (!strcmp(CONV_KERN_PREDEF[i].name, src))
return parse_conv_kern_lst(ps, CONV_KERN_PREDEF[i].kern_str, dest, max);

9
src/opengl.c
View file

@ -451,7 +451,12 @@ glx_init_blur(session_t *ps) {
{
int wid = XFixedToDouble(kern[0]), hei = XFixedToDouble(kern[1]);
int nele = wid * hei - 1;
int len = strlen(FRAG_SHADER_BLUR_PREFIX) + strlen(sampler_type) + strlen(extension) + (strlen(shader_add) + strlen(texture_func) + 42) * nele + strlen(FRAG_SHADER_BLUR_SUFFIX) + strlen(texture_func) + 12 + 1;
unsigned int len = strlen(FRAG_SHADER_BLUR_PREFIX) +
strlen(sampler_type) +
strlen(extension) +
(strlen(shader_add) + strlen(texture_func) + 42) * nele +
strlen(FRAG_SHADER_BLUR_SUFFIX) +
strlen(texture_func) + 12 + 1;
char *shader_str = calloc(len, sizeof(char));
if (!shader_str) {
printf_errf("(): Failed to allocate %d bytes for shader string.", len);
@ -1899,7 +1904,7 @@ glx_create_program_from_str(const char *vert_shader_str,
{
GLuint shaders[2];
int count = 0;
unsigned int count = 0;
if (vert_shader)
shaders[count++] = vert_shader;
if (frag_shader)