38 lines
894 B
Bash
Executable File
38 lines
894 B
Bash
Executable File
#!/usr/bin/env bash
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#
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# try.sh - demonstrate 2024/stedolan
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# make sure CC is set so that when we do make CC="$CC" it isn't empty. Doing it
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# this way allows us to have the user specify a different compiler in an easy way.
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#
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[[ -z "$CC" ]] && CC="cc"
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# make sure the program has been built
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#
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MAKE=$(command -v gmake)
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${MAKE:=make} CC="$CC" all >/dev/null || exit 1
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# clear the screen
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#
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clear
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# try the program
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#
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read -r -n 1 -p "Press any key to run: md5sum prog.c | ./prog > prog.pbm: "
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echo 1>&2
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echo 1>&2
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rm -f prog.pbm
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md5sum prog.c | ./prog > prog.pbm
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echo "Now open prog.pbm in a graphics viewer in a separate window." 1>&2
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echo 1>&2
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# try the program again
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#
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read -r -n 1 -p "Press any key to run: md5sum try.sh | ./prog > try.pbm: "
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echo 1>&2
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echo 1>&2
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rm -f try.pbm
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md5sum try.sh | ./prog > try.pbm
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echo "Now open try.pbm in a graphics viewer in a separate window." 1>&2
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echo 1>&2
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