17 lines
887 B
C
17 lines
887 B
C
#ifndef CUTILS_CSTR_H_
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#define CUTILS_CSTR_H_
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#include <stdbool.h>
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#include <stddef.h>
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#include <sys/types.h>
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char *strtrim (char str[static 1]); /* trim whitespace of a cstring (both beginning and end) */
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char *strtriml (char str[static 1]); /* trim whitespace of a cstring on the left (beginning of string) */
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size_t strtrimr (char str[static 1]); /* trim whitespace of a cstring on the right (end of string) */
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size_t strcount (const char str[static 1], char c); /* count number of occurances of a character within a string */
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void strdowncase (char str[static 1]); /* transform all uppercase letters of a string into lowercase letters */
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void strupcase (char str[static 1]); /* transform all lowercase letters of a string into uppercase letters */
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bool strisblank (const char str[static 1]); /* check if a string only consists of whitespace characters */
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#endif // CUTILS_CSTR_H_
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