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author | gramanas <anastasis.gramm2@gmail.com> | 2019-03-24 17:07:23 +0200 |
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committer | gramanas <anastasis.gramm2@gmail.com> | 2019-03-24 17:07:23 +0200 |
commit | d94f6a1d9fb12d065327dd1a3c9b8e4505d1ef7a (patch) | |
tree | 34932fee533cbebdd7ddb6993be55dc221107e56 | |
parent | 941dfd02e0bff82368325c9237398b0944aefda3 (diff) | |
download | fcomp-d94f6a1d9fb12d065327dd1a3c9b8e4505d1ef7a.tar.gz fcomp-d94f6a1d9fb12d065327dd1a3c9b8e4505d1ef7a.tar.bz2 fcomp-d94f6a1d9fb12d065327dd1a3c9b8e4505d1ef7a.zip |
Don't use switch:case to search for valid chars
-rw-r--r-- | fcomp.c | 91 |
1 files changed, 17 insertions, 74 deletions
@@ -25,6 +25,13 @@ #include "ctype.h" #include "linenoise.h" +static const char valid[] = { 'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i', 'j', 'k', 'l', + 'm', 'n', 'o', 'p', 'q', 'r', 's', 't', 'u', 'v', 'w', 'x', + 'y', 'z', 'A', 'B', 'C', 'D', 'E', 'F', 'G', 'H', 'I', 'J', + 'K', 'L', 'M', 'N', 'O', 'P', 'Q', 'R', 'S', 'T', 'U', 'V', + 'W', 'X', 'Y', 'Z', '-', '_', '0', '1', '2', '3', '4', '5', + '6', '7', '8', '9' }; + typedef struct slist { char **s; unsigned int n; @@ -325,81 +332,17 @@ static int is_valid(const char c) return 0; } } - switch (c) { - case 'a': - case 'b': - case 'c': - case 'd': - case 'e': - case 'f': - case 'g': - case 'h': - case 'i': - case 'j': - case 'k': - case 'l': - case 'm': - case 'n': - case 'o': - case 'p': - case 'q': - case 'r': - case 's': - case 't': - case 'u': - case 'v': - case 'w': - case 'x': - case 'y': - case 'z': - case 'A': - case 'B': - case 'C': - case 'D': - case 'E': - case 'F': - case 'G': - case 'H': - case 'I': - case 'J': - case 'K': - case 'L': - case 'M': - case 'N': - case 'O': - case 'P': - case 'Q': - case 'R': - case 'S': - case 'T': - case 'U': - case 'V': - case 'W': - case 'X': - case 'Y': - case 'Z': - case '-': - case '_': - case '0': - case '1': - case '2': - case '3': - case '4': - case '5': - case '6': - case '7': - case '8': - case '9': - return 1; - default: - if (cfg.evc) { - for (size_t i = 0; i < strlen(cfg.extra_valid_chars); i++) { - if (cfg.extra_valid_chars[i] == c) - return 1; - } - } - return 0; + for (size_t i = 0; i < (sizeof(valid) / sizeof(valid[0])); i++) { + if (valid[i] == c) + return 1; + } + if (cfg.evc) { + for (size_t i = 0; i < strlen(cfg.extra_valid_chars); i++) { + if (cfg.extra_valid_chars[i] == c) + return 1; + } } + return 0; } /** |