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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,119 @@ | ||
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| #include <SDL/SDL.h> | ||
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| #include "logger_helpers.h" | ||
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| /*! | ||
| * Helper functions. Turns the given integer in to a string | ||
| * | ||
| * Note: uses static buffer internally, so the return value | ||
| * isn't valid after the next call of this function. If you | ||
| * want to retain the return value, make a copy of it | ||
| * | ||
| * \param integer The converted integer | ||
| * \returns Given integer as string | ||
| */ | ||
| char *IntToString(const int integer) { | ||
| static char buffer[256]; // malloc might work better | ||
| memset(buffer, 0, sizeof(buffer)); | ||
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| SDL_snprintf(buffer, sizeof(buffer), "%d", integer); | ||
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| return buffer; | ||
| } | ||
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| /*! | ||
| * Helper functions. Turns the given double value in to a string | ||
| * | ||
| * Note: uses static buffer internally, so the return value | ||
| * isn't valid after the next call of this function. If you | ||
| * want to retain the return value, make a copy of it | ||
| * | ||
| * \param decimal The converted double value | ||
| * \returns Given double value as string | ||
| */ | ||
| char *DoubleToString(const double decimal) { | ||
| static char buffer[256]; // malloc might work better | ||
| memset(buffer, 0, sizeof(buffer)); | ||
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| SDL_snprintf(buffer, sizeof(buffer), "%.5f", decimal); | ||
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| return buffer; | ||
| } | ||
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| /*! | ||
| * Converts unix timestamp to its ascii presentation | ||
| * | ||
| * Note: uses static buffer internally, so the return value | ||
| * isn't valid after the next call of this function. If you | ||
| * want to retain the return value, make a copy of it | ||
| * | ||
| * \param timestamp Timestamp | ||
| * \return Ascii presentation | ||
| */ | ||
| char *TimestampToString(const time_t timestamp) { | ||
| static char buffer[256]; | ||
| memset(buffer, 0, sizeof(buffer)); | ||
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| time_t copy = timestamp; | ||
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| struct tm *local = localtime(©); | ||
| strftime(buffer, sizeof(buffer), "%a %Y-%m-%d %H:%M:%S %Z", local); | ||
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| return buffer; | ||
| } | ||
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| /*! Turns all the characters of the given | ||
| * string to lowercase and returns the resulting string. | ||
| * | ||
| * \param string String to be converted | ||
| * \return Newly allocated lower-case version of the given string | ||
| */ | ||
| char * | ||
| ToLowerCase(const char *string) | ||
| { | ||
| if(ValidateString(string) == 0) { | ||
| return NULL; | ||
| } | ||
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| const int size = SDL_strlen(string); | ||
| char *ret = SDL_malloc(size + 1); | ||
| strncpy(ret, string, size); | ||
| ret[size] = '\0'; | ||
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| int counter = 0; | ||
| for(; counter < size; ++counter) { | ||
| ret[counter] = tolower(ret[counter]); | ||
| } | ||
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| // printf("Debug: %s == %s\n", string, ret); | ||
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| return ret; | ||
| } | ||
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| /*! | ||
| * Validates string by checking that given string is not | ||
| * NULL, its length is non-zero etc. | ||
| * | ||
| * \param string Validated string | ||
| * \returns 1 if string is valid, otherwise 0 | ||
| */ | ||
| int | ||
| ValidateString(const char *string) | ||
| { | ||
| int retVal = 1; | ||
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| if(string != NULL) { | ||
| if(SDL_strlen(string) > 0) { | ||
| retVal = 1; | ||
| } | ||
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| retVal = 1; | ||
| } else { | ||
| retVal = 0; | ||
| } | ||
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| return retVal; | ||
| } | ||
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,16 @@ | ||
| #ifndef _LOGGER_HELPERS_G | ||
| #define _LOGGER_HELPERS_G | ||
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| #include <time.h> | ||
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| char *IntToString(const int integer); | ||
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| char *DoubleToString(const double decimal); | ||
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| char *TimestampToString(const time_t timestamp); | ||
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| char *ToLowerCase(const char *string); | ||
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| int ValidateString(const char *string); | ||
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| #endif |
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