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deploy-ng: implement getting executable path on Linux and macOS

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rdb 2017-11-24 23:43:15 +01:00
parent 409b241b40
commit dac08490ee
1 changed files with 18 additions and 2 deletions
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20
pandatool/src/deploy-stub/deploy-stub.c
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@ -11,6 +11,10 @@
#include <sys/sysctl.h>
#endif
#ifdef __APPLE__
#include <mach-o/dyld.h>
#endif
#include <stdio.h>
#include <stdint.h>
@ -266,9 +270,21 @@ static void *map_blob(off_t offset, size_t size) {
return NULL;
}
runtime = fopen(buffer, "rb");
#elif defined(__APPLE__)
char buffer[4096];
uint32_t bufsize = sizeof(buffer);
if (_NSGetExecutablePath(buffer, &bufsize) != 0) {
return NULL;
}
runtime = fopen(buffer, "rb");
#else
// Let's hope that it was invoked with the executable name as first arg.
runtime = fopen(argv[0], "rb");
char buffer[4096];
ssize_t pathlen = readlink("/proc/self/exe", buffer, sizeof(buffer) - 1);
if (pathlen <= 0) {
perror("readlink(/proc/self/exe)");
return NULL;
}
runtime = fopen(buffer, "rb");
#endif
// Get offsets. In version 0, we read it from the end of the file.