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Use realpath() rather than readlink()

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This commit is contained in:
Kovid Goyal 2017-01-09 12:13:16 +05:30
parent 82bc8cc89c
commit 285c53cc67
1 changed files with 3 additions and 2 deletions
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5
linux-launcher.c
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@ -6,8 +6,9 @@
*/
#include <unistd.h>
#include <linux/limits.h>
#include <stdio.h>
#include <limits.h>
#include <stdlib.h>
#include <libgen.h>
#define MIN(x, y) ((x) < (y)) ? (x) : (y)
@ -17,7 +18,7 @@ int main(int argc, char *argv[]) {
char exe[PATH_MAX+1] = {0};
char lib[PATH_MAX+1] = {0};
char *final_argv[MAX_ARGC + 1] = {0};
if (readlink("/proc/self/exe", exe, PATH_MAX) == -1) { fprintf(stderr, "Failed to read /proc/self/exe"); return 1; }
if (realpath("/proc/self/exe", exe) == NULL) { fprintf(stderr, "Failed to read /proc/self/exe"); return 1; }
char *exe_dir = dirname(exe);
int num = snprintf(lib, PATH_MAX, "%s%s", exe_dir, "/../lib/kitty");
if (num < 0 || num >= PATH_MAX) { fprintf(stderr, "Failed to create path to /../lib/kitty"); return 1; }