mirror of
https://github.com/privacore/open-source-search-engine.git
synced 2025-01-22 02:18:42 -05:00
82 lines
1.8 KiB
C++
82 lines
1.8 KiB
C++
#include "GbMakePath.h"
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <unistd.h>
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#include <errno.h>
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#include <string.h>
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int makePath(const char *path, int mode) {
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//first check if the path already exist
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struct stat st;
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if(stat(path,&st)==0) {
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if(S_ISDIR(st.st_mode))
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return 0; //excellent
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else {
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errno = ENOTDIR;
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return -1;
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}
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}
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//loop over the components in the path, creating them if necessary
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const char *path_end = path+strlen(path);
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for(const char *component_start = path; component_start<path_end; ) {
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const char *component_end = strchr(component_start+1,'/');
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if(!component_end) {
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component_end = component_start;
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while(*component_end)
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component_end++;
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}
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char buf[1024];
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memcpy(buf, path, (size_t)(component_end-path));
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buf[component_end-path] = '\0';
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if(stat(buf,&st)==0) {
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if(!S_ISDIR(st.st_mode)) {
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errno = ENOTDIR;
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return -1;
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}
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} else {
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int rc = mkdir(buf, mode);
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if(rc!=0)
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return -1;
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}
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component_start = component_end;
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if(*component_start=='/')
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component_start++;
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}
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return 0;
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}
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#ifdef UNITTEST
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#include <assert.h>
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int main(void) {
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rmdir("/tmp/GbMakePath/dir1/dir2");
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rmdir("/tmp/GbMakePath/dir1");
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rmdir("/tmp/GbMakePath");
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assert(makePath("/tmp/GbMakePath/dir1/dir2",0777)==0);
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assert(access("/tmp/GbMakePath/dir1/dir2",X_OK)==0);
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rmdir("/tmp/GbMakePath/dir1/dir2");
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rmdir("/tmp/GbMakePath/dir1");
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rmdir("/tmp/GbMakePath");
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assert(makePath("/tmp/GbMakePath//dir1//dir2",0777)==0);
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assert(access("/tmp/GbMakePath/dir1/dir2",X_OK)==0);
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rmdir("/tmp/GbMakePath/dir1/dir2");
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rmdir("/tmp/GbMakePath/dir1");
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rmdir("/tmp/GbMakePath");
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assert(makePath("/tmp/GbMakePath/dir1/dir2",0777)==0);
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assert(makePath("/tmp/GbMakePath/dir1/dir2",0777)==0);
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assert(makePath("/tmp/GbMakePath/dir1",0777)==0);
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assert(makePath("/proc/foobooblarg",0777)!=0);
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return 0;
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}
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#endif
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