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| author | Tavian Barnes <tavianator@tavianator.com> | 2024-04-26 17:42:44 -0400 |
|---|---|---|
| committer | Tavian Barnes <tavianator@tavianator.com> | 2024-04-26 17:43:54 -0400 |
| commit | e061b6da5ee46a334169d4e6a52e49857ae22f55 (patch) | |
| tree | 54be48f77a01ef3dce27e2e7df812e0846ddcd12 /config/define-if.sh | |
| parent | 83dd04452498408c1d46b7282ed08e9f5a1e76a8 (diff) | |
| download | bfs-e061b6da5ee46a334169d4e6a52e49857ae22f55.tar.xz | |
config: Move .c files into config/{use,has} subdirectories
Diffstat (limited to 'config/define-if.sh')
| -rwxr-xr-x | config/define-if.sh | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/config/define-if.sh b/config/define-if.sh new file mode 100755 index 0000000..059c1ac --- /dev/null +++ b/config/define-if.sh @@ -0,0 +1,20 @@ +#!/bin/sh + +# Copyright © Tavian Barnes <tavianator@tavianator.com> +# SPDX-License-Identifier: 0BSD + +# Output a C preprocessor definition based on whether a command succeeds + +set -eu + +SLUG="${1#config/}" +SLUG="${SLUG%.c}" +MACRO="BFS_$(printf '%s' "$SLUG" | tr '/a-z-' '_A-Z_')" +shift + +if "$@"; then + printf '#define %s true\n' "$MACRO" +else + printf '#define %s false\n' "$MACRO" + exit 1 +fi |