78 lines
2 KiB
C
78 lines
2 KiB
C
#include "process.h"
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#include <libgen.h>
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#include "log.h"
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bool
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process_check_success(process_t proc, const char *name, bool close) {
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if (proc == PROCESS_NONE) {
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LOGE("Could not execute \"%s\"", name);
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return false;
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}
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exit_code_t exit_code = process_wait(proc, close);
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if (exit_code) {
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if (exit_code != NO_EXIT_CODE) {
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LOGE("\"%s\" returned with value %" PRIexitcode, name, exit_code);
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} else {
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LOGE("\"%s\" exited unexpectedly", name);
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}
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return false;
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}
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return true;
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}
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char *
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get_local_file_path(const char *name) {
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char *executable_path = get_executable_path();
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if (!executable_path) {
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return NULL;
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}
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// dirname() does not work correctly everywhere, so get the parent
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// directory manually.
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// See <https://github.com/Genymobile/scrcpy/issues/2619>
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char *p = strrchr(executable_path, PATH_SEPARATOR);
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if (!p) {
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LOGE("Unexpected executable path: \"%s\" (it should contain a '%c')",
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executable_path, PATH_SEPARATOR);
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free(executable_path);
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return NULL;
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}
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*p = '\0'; // modify executable_path in place
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char *dir = executable_path;
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size_t dirlen = strlen(dir);
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size_t namelen = strlen(name);
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size_t len = dirlen + namelen + 2; // +2: '/' and '\0'
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char *file_path = malloc(len);
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if (!file_path) {
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LOGE("Could not alloc path");
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free(executable_path);
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return NULL;
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}
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memcpy(file_path, dir, dirlen);
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file_path[dirlen] = PATH_SEPARATOR;
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// namelen + 1 to copy the final '\0'
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memcpy(&file_path[dirlen + 1], name, namelen + 1);
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free(executable_path);
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return file_path;
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}
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ssize_t
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read_pipe_all(pipe_t pipe, char *data, size_t len) {
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size_t copied = 0;
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while (len > 0) {
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ssize_t r = read_pipe(pipe, data, len);
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if (r <= 0) {
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return copied ? (ssize_t) copied : r;
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}
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len -= r;
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data += r;
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copied += r;
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}
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return copied;
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}
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