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Fix undeclared identifier error#45

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Xvezda:fix/now-macro-error
Open

Fix undeclared identifier error#45
Xvezda wants to merge 1 commit into
jdah:masterfrom
Xvezda:fix/now-macro-error

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@Xvezda

@Xvezda Xvezda commented May 12, 2021

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Following error occurs on my Mac:

clang -o src/gfx/window.o -c src/gfx/window.c -std=c11 -O3 -g -Wall -Wextra -Wpedantic -Wstrict-aliasing -Wno-pointer-arith -Wno-newline-eof -Wno-unused-parameter -Wno-gnu-statement-expression -Wno-gnu-compound-literal-initializer -Wno-gnu-zero-variadic-macro-arguments -Ilib/cglm/include -Ilib/glad/include -Ilib/glfw/include -Ilib/stb -Ilib/noise -fbracket-depth=1024
...
src/gfx/window.c:69:25: error: use of undeclared identifier 'TIME_UTC'
src/gfx/../util/time.h:11:23: note: expanded from macro 'NOW'
    timespec_get(&ts, TIME_UTC);\
                      ^
...
3 warnings and 3 errors generated.
make: *** [src/gfx/window.o] Error 1

Use alternative clock_gettime function to resolve issue.

See: https://en.cppreference.com/w/c/chrono/timespec_get#Notes

Related to #39

Following error occurs on my Mac:

```
clang -o src/gfx/window.o -c src/gfx/window.c -std=c11 -O3 -g -Wall -Wextra -Wpedantic -Wstrict-aliasing -Wno-pointer-arith -Wno-newline-eof -Wno-unused-parameter -Wno-gnu-statement-expression -Wno-gnu-compound-literal-initializer -Wno-gnu-zero-variadic-macro-arguments -Ilib/cglm/include -Ilib/glad/include -Ilib/glfw/include -Ilib/stb -Ilib/noise -fbracket-depth=1024
...
src/gfx/window.c:69:25: error: use of undeclared identifier 'TIME_UTC'
src/gfx/../util/time.h:11:23: note: expanded from macro 'NOW'
    timespec_get(&ts, TIME_UTC);\
                      ^
...
3 warnings and 3 errors generated.
make: *** [src/gfx/window.o] Error 1
```

Use alternative `clock_gettime` function to resolve issue.

See: https://en.cppreference.com/w/c/chrono/timespec_get#Notes

Related to jdah#39
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