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/**
* @file archive.c
*/
#include "spm.h"
/**
* Extract a single file from a tar archive into a directory
*
* @param archive path to tar archive
* @param filename known path inside the archive to extract
* @param destination where to extract file to (must exist)
* @return
*/
int tar_extract_file(const char *_archive, const char* _filename, const char *_destination) {
Process *proc = NULL;
int status;
char cmd[PATH_MAX];
char *archive = strdup(_archive);
if (!archive) {
fprintf(SYSERROR);
return -1;
}
char *filename = strdup(_filename);
if (!filename) {
fprintf(SYSERROR);
return -1;
}
char *destination = strdup(_destination);
if (!destination) {
fprintf(SYSERROR);
return -1;
}
strchrdel(archive, SHELL_INVALID);
strchrdel(destination, SHELL_INVALID);
strchrdel(filename, SHELL_INVALID);
sprintf(cmd, "bsdtar -x -f \"%s\" -C \"%s\" \"%s\" 2>&1", archive, destination, filename);
if (exists(archive) != 0) {
fprintf(stderr, "unable to find archive: %s\n", archive);
fprintf(SYSERROR);
return -1;
}
shell(&proc, SHELL_OUTPUT, cmd);
if (!proc) {
fprintf(SYSERROR);
return -1;
}
status = proc->returncode;
if (status != 0) {
fprintf(stderr, "%s\n", proc->output);
}
shell_free(proc);
free(archive);
free(filename);
free(destination);
return status;
}
/**
*
* @param _archive
* @param _destination
* @return
*/
int tar_extract_archive(const char *_archive, const char *_destination) {
Process *proc = NULL;
int status;
char cmd[PATH_MAX];
if (exists(_archive) != 0) {
//fprintf(SYSERROR);
return -1;
}
char *archive = strdup(_archive);
if (!archive) {
fprintf(SYSERROR);
return -1;
}
char *destination = strdup(_destination);
if (!destination) {
fprintf(SYSERROR);
return -1;
}
// sanitize archive
strchrdel(archive, SHELL_INVALID);
// sanitize destination
strchrdel(destination, SHELL_INVALID);
sprintf(cmd, "bsdtar -x -f %s -C %s 2>&1", archive, destination);
shell(&proc, SHELL_OUTPUT, cmd);
if (!proc) {
fprintf(SYSERROR);
free(archive);
free(destination);
return -1;
}
status = proc->returncode;
if (status != 0 && SPM_GLOBAL.verbose) {
fprintf(stderr, "%s", proc->output);
}
shell_free(proc);
free(archive);
free(destination);
return status;
}
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