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Utilities: Replace ctype.h usage with AK/CharacterTypes.h
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14 changed files with 51 additions and 41 deletions
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@ -5,6 +5,7 @@
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#include <AK/CharacterTypes.h>
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#include <AK/DeprecatedString.h>
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#include <LibCore/ProcessStatisticsReader.h>
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#include <LibCore/System.h>
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@ -48,7 +49,7 @@ ErrorOr<int> serenity_main(Main::Arguments arguments)
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Optional<unsigned> number;
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if (isalpha(arguments.argv[1][1])) {
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if (is_ascii_alpha(arguments.argv[1][1])) {
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int value = getsignalbyname(&arguments.argv[1][1]);
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if (value >= 0 && value < NSIG)
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number = value;
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