From: Bastian Dehn <hhaalo@arcor.de>
Date: Fri, 17 Jul 2015 16:51:41 +0000 (+0200)
Subject: Sortierfunktion nach Dateigroesse
X-Git-Url: https://gitweb.hhaalo.de/?a=commitdiff_plain;h=16cd94e3b914137eb851f04496724eaed5f78046;p=discspan.git

Sortierfunktion nach Dateigroesse
---

diff --git a/discspan.c b/discspan.c
index b5b1b67..1b1abe1 100644
--- a/discspan.c
+++ b/discspan.c
@@ -86,6 +86,41 @@ void splitter(const char *input, char *output, const char *rest, unsigned long l
 	printf("Restlicher Platz in Bytes(%s): %lld (%lld %c)\n", output, splitgroesse, humanread, einheit);
 }
 
+int cmpfunc(const void * a, const void * b)
+{
+	if(*(long long unsigned int*)a < *(long long unsigned int*)b)
+		return 1;
+	if(*(long long unsigned int*)a > *(long long unsigned int*)b)
+		return -1;
+	if(*(long long unsigned int*)a == *(long long unsigned int*)b)
+		return 0;
+}
+
+long long unsigned int * filesize_sort(const char *input, const char *output)
+{
+	FILE *in; FILE *out;
+	char pfad[255];
+	struct stat st;
+	int lines = 0;
+
+	in = fopen(input, "r");
+
+	while(fscanf(in, "%[^\n]\n", pfad) == 1)
+	{
+		lines++;		
+	}
+	fseek(in, 0L, SEEK_SET);
+	long long unsigned int fsize[lines];
+	lines = 0;
+	while(fscanf(in, "%[^\n]\n", pfad) == 1)
+	{
+		stat(pfad, &st);
+		fsize[lines++] = st.st_size;
+	}
+	qsort(fsize, lines, sizeof(unsigned long long), cmpfunc);
+	return fsize;
+}
+
 void usage()
 {	
 	printf("\nUsage: discspan <input> <output> <option>\n\n");
@@ -145,6 +180,7 @@ int main(int argc, char *argv[])
 		}
 	}
 
+	long long unsigned int *fsort = filesize_sort(input, rest);
 	filecopy(input, rest);
 	while(exists(rest) == 0)
 	{