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Fix Makefile build examples #9

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Fix Makefile build examples #9

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2 changes: 1 addition & 1 deletion ch23-build-systems/ex23_1/Makefile
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Original file line number Diff line number Diff line change
Expand Up @@ -10,7 +10,7 @@ LIBCALC = ${BUILD_DIR}/lib${LIBCALCNAME}.a
EXEC = ${BUILD_DIR}/ex23_1.out

build: prereq ${BUILD_DIR}/exec/main.o ${LIBCALC}
${CC} -L${BUILD_DIR} -l${LIBCALCNAME} ${BUILD_DIR}/exec/main.o -o ${EXEC}
${CC} -L${BUILD_DIR} -l${LIBCALCNAME} -o ${EXEC}

prereq:
mkdir -p ${BUILD_DIR}
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2 changes: 1 addition & 1 deletion ch23-build-systems/ex23_1/Makefile-by-pattern
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Expand Up @@ -10,7 +10,7 @@ LIBCALC = ${BUILD_DIR}/lib${LIBCALCNAME}.a
EXEC = ${BUILD_DIR}/ex23_1.out

build: prereq ${BUILD_DIR}/exec/main.o ${LIBCALC}
${CC} -L${BUILD_DIR} -l${LIBCALCNAME} ${BUILD_DIR}/exec/main.o -o ${EXEC}
${CC} -L${BUILD_DIR} -l${LIBCALCNAME} -o ${EXEC}

prereq:
mkdir -p ${BUILD_DIR}
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4 changes: 2 additions & 2 deletions ch23-build-systems/ex23_1/Makefile-simple
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@@ -1,13 +1,13 @@
CC = gcc

build: prereq out/main.o out/libcalc.a
${CC} -Lout -lcalc out/main.o -o out/ex23_1.out
${CC} -Lout -lcalc -o out/ex23_1.out

prereq:
mkdir -p out

out/libcalc.a: out/add.o out/multiply.o out/subtract.o
ar rcs out/libcalc.a out/add.o out/multiply.o out/subtract.o
ar rcs out/libcalc.a out/add.o out/multiply.o out/subtract.o out/main.o

out/main.o: exec/main.c calc/calc.h
${CC} -c -Icalc exec/main.c -o out/main.o
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4 changes: 2 additions & 2 deletions ch23-build-systems/ex23_1/Makefile-very-simple
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Expand Up @@ -5,6 +5,6 @@ build:
gcc -c calc/add.c -o out/add.o
gcc -c calc/multiply.c -o out/multiply.o
gcc -c calc/subtract.c -o out/subtract.o
ar rcs out/libcalc.a out/add.o out/multiply.o out/subtract.o
gcc -c -Icalc exec/main.c -o out/main.o
gcc -Lout -lcalc out/main.o -o out/ex23_1.out
ar rcs out/libcalc.a out/add.o out/multiply.o out/subtract.o out/main.o
gcc -Lout -lcalc -o out/ex23_1.out