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Expand UTIL_requireUserConfirmation to include stdin input check

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This commit is contained in:
senhuang42 2020-09-24 15:58:06 -04:00
parent 432186cbea
commit 93d63eaeb8
3 changed files with 8 additions and 4 deletions
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4
programs/fileio.c
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@ -662,7 +662,7 @@ FIO_openDstFile(FIO_ctx_t* fCtx, FIO_prefs_t* const prefs,
return NULL;
}
DISPLAY("zstd: %s already exists; ", dstFileName);
if (UTIL_requireUserConfirmation("overwrite (y/n) ? ", "Not overwritten \n", "yY"))
if (UTIL_requireUserConfirmation("overwrite (y/n) ? ", "Not overwritten \n", "yY", fCtx->hasStdinInput))
return NULL;
}
/* need to unlink */
@ -859,7 +859,7 @@ static int FIO_removeMultiFilesWarning(FIO_ctx_t* const fCtx, const FIO_prefs_t*
}
DISPLAYLEVEL(2, "\nThe concatenated output CANNOT regenerate the original directory tree. ")
if (prefs->removeSrcFile) {
error = g_display_prefs.displayLevel > displayLevelCutoff && UTIL_requireUserConfirmation("This is a destructive operation. Proceed? (y/n): ", "Aborting...", "yY");
error = g_display_prefs.displayLevel > displayLevelCutoff && UTIL_requireUserConfirmation("This is a destructive operation. Proceed? (y/n): ", "Aborting...", "yY", fCtx->hasStdinInput);
}
}
DISPLAY("\n");

5
programs/util.c
View File

@ -88,9 +88,12 @@ UTIL_STATIC void* UTIL_realloc(void *ptr, size_t size)
int g_utilDisplayLevel;
int UTIL_requireUserConfirmation(const char* prompt, const char* abortMsg,
const char* acceptableLetters) {
const char* acceptableLetters, int hasStdinInput) {
int ch, result;
if (hasStdinInput)
return 1;
UTIL_DISPLAY("%s", prompt);
ch = getchar();
result = 0;

3
programs/util.h
View File

@ -96,8 +96,9 @@ extern int g_utilDisplayLevel;
/**
* Displays a message prompt and returns success (0) if first character from stdin
* matches any from acceptableLetters. Otherwise, returns failure (1) and displays abortMsg.
* If any of the inputs are stdin itself, then automatically return failure (1).
*/
int UTIL_requireUserConfirmation(const char* prompt, const char* abortMsg, const char* acceptableLetters);
int UTIL_requireUserConfirmation(const char* prompt, const char* abortMsg, const char* acceptableLetters, int hasStdinInput);
/*-****************************************