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fix(cli): add native FreeBSD self-executable path resolution #1423

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fix(cli): add native FreeBSD self-executable path resolution #1423

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11 changes: 11 additions & 0 deletions src/cli/cli.c
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Original file line number Diff line number Diff line change
Expand Up @@ -107,6 +107,10 @@ static int cbm_powershell_quote_word(const char *value, char *out, size_t out_si
#include <stdlib.h>
#include <string.h> // strtok_r
#include <sys/stat.h> // mode_t, S_IXUSR
#ifdef __FreeBSD__
#include <sys/types.h>
#include <sys/sysctl.h>
#endif
#include <time.h>
#include <wchar.h>
#include <zlib.h> // MAX_WBITS
Expand Down Expand Up @@ -8913,6 +8917,13 @@ static bool cbm_detect_self_path(char *buf, size_t buf_sz, const char *home) {
if (!exact) {
buf[0] = '\0';
}
#elif defined(__FreeBSD__)
int mib[4] = {CTL_KERN, KERN_PROC, KERN_PROC_PATHNAME, -1};
size_t cb = buf_sz;
exact = sysctl(mib, 4, buf, &cb, NULL, 0) == 0 && cb > 0;
if (!exact) {
buf[0] = '\0';
}
#else
ssize_t sp_len = readlink("/proc/self/exe", buf, buf_sz - SKIP_ONE);
exact = sp_len > 0 && (size_t)sp_len < buf_sz - SKIP_ONE;
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