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Editorial Team
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Asked: 2026-05-25T11:01:57+00:00

my current makefile looks likes this all: hello hello: hello.o clang -o hello hello.o

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my current makefile looks likes this

all: hello

hello: hello.o
    clang -o hello hello.o

hello.o: hello.c
    clang -Wall -std=c99 -c -o hello.o hello.c -lpthread

clean:
rm -f *.o *exe hello

How can I modify it to compile with the following:

clang -std=gnu99 -Wall -o hello hello.c -lpthread
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1 Answer

  1. Editorial Team

    Try this – usually best to do the compiling is a few steps.

    all: hello

hello: hello.o
    clang -o hello hello.o -lpthread

hello.o: hello.c
    clang -Wall -std=c99 -c -o hello.o hello.c 

clean:
rm -f *.o  hello
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