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47 lines
1.0 KiB
C++
47 lines
1.0 KiB
C++
#include <apt-pkg/debversion.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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int cmpver(const void *a, const void *b) {
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int ret = debVS.CmpVersion(*(const char **) a, *(const char **) b);
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if (ret == 0) {
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return strcmp(*(const char **) a, *(const char **) b);
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}
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return ret;
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}
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int main()
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{
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char *line = NULL;
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size_t len = 0;
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size_t read;
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char **versions = NULL;
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size_t num_versions = 0;
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while ((read = getline(&line, &len, stdin)) != -1) {
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num_versions += 1;
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versions = (char **)realloc(versions, sizeof(char *)*num_versions);
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if (versions == NULL) {
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perror("malloc failed");
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exit(EXIT_FAILURE);
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}
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if (line[read-1] == '\n') {
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line[read-1] = '\0';
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}
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versions[num_versions-1] = strdup(line);
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}
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qsort(versions, num_versions, sizeof(char *), cmpver);
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printf(versions[0]);
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for (int i = 1; i < num_versions; i++) {
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if (debVS.CmpVersion(versions[i-1], versions[i]) == 0) {
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printf(" ");
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} else {
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printf("\n");
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}
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printf(versions[i]);
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}
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printf("\n");
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exit(EXIT_SUCCESS);
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}
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